CN114086432A - Composite paper and preparation method thereof, filter stick forming paper, filter tip, tobacco product and application - Google Patents
Composite paper and preparation method thereof, filter stick forming paper, filter tip, tobacco product and application Download PDFInfo
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- CN114086432A CN114086432A CN202111422271.2A CN202111422271A CN114086432A CN 114086432 A CN114086432 A CN 114086432A CN 202111422271 A CN202111422271 A CN 202111422271A CN 114086432 A CN114086432 A CN 114086432A
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- coffee grounds
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
- D21H27/18—Paper- or board-based structures for surface covering
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
- A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
- A24D3/04—Tobacco smoke filters characterised by their shape or structure
- A24D3/048—Tobacco smoke filters characterised by their shape or structure containing additives
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F11/00—Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/02—Material of vegetable origin
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/03—Non-macromolecular organic compounds
- D21H17/05—Non-macromolecular organic compounds containing elements other than carbon and hydrogen only
- D21H17/17—Ketenes, e.g. ketene dimers
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/20—Macromolecular organic compounds
- D21H17/21—Macromolecular organic compounds of natural origin; Derivatives thereof
- D21H17/24—Polysaccharides
- D21H17/25—Cellulose
- D21H17/26—Ethers thereof
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/20—Macromolecular organic compounds
- D21H17/33—Synthetic macromolecular compounds
- D21H17/34—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D21H17/37—Polymers of unsaturated acids or derivatives thereof, e.g. polyacrylates
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/20—Macromolecular organic compounds
- D21H17/33—Synthetic macromolecular compounds
- D21H17/46—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D21H17/53—Polyethers; Polyesters
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/63—Inorganic compounds
- D21H17/67—Water-insoluble compounds, e.g. fillers, pigments
- D21H17/68—Water-insoluble compounds, e.g. fillers, pigments siliceous, e.g. clays
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/06—Paper forming aids
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/06—Paper forming aids
- D21H21/10—Retention agents or drainage improvers
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
- D21H21/16—Sizing or water-repelling agents
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Paper (AREA)
Abstract
The invention belongs to the field of tobacco products, and particularly relates to composite paper containing coffee grounds, which comprises 7-15 parts by weight of coffee grounds, 16-24 parts by weight of non-tobacco fiber pulp, 0.1-1 part by weight of retention aid, 0.1-1 part by weight of sizing agent and 0.05-1 part by weight of filling agent. The invention also relates to a method for producing a composite paper containing coffee grounds, a filter rod forming paper, a cigarette filter, a tobacco product and the use thereof. The composite paper has good performance, and after the filter tip manufactured by the composite paper is used for cigarettes, the tar content of mainstream smoke is reduced, the nicotine and caffeine content is improved, the gas-phase free radical and solid-phase free radical content is reduced, the sensory quality of cigarette smoking is improved, and the satisfaction and pleasure are improved.
Description
Technical Field
The invention belongs to the field of tobacco products, and particularly relates to composite paper containing coffee grounds, a preparation method of the composite paper containing the coffee grounds, filter stick forming paper, a cigarette filter tip, a tobacco product and application of the composite paper and the filter stick forming paper.
Background
With the improvement of living standard of people and the development of global smoking control sports, consumers pay more and more attention to smoking health problems. At present, the flavor is mainly compensated by adding the essence into cut tobacco, cut stems or thin slices of cigarettes, the essence can generate some uncontrollable substances through combustion, some of the uncontrollable substances can potentially affect human health, and the addition of the essence into the cut tobacco, the cut stems or the thin slices has inevitable defects. The natural functional materials which are beneficial to improving the smoking quality of the cigarettes are fully utilized, the compensation of the smoking fragrance of the cigarettes through the addition of the cigarette filters is a more effective and direct mode, and the potential influence on the health of a human body caused by combustion is avoided. Therefore, a new cigarette filter added with functional materials is needed at present.
Coffee is one of the most popular beverages in the world, and coffee grounds generated after drinking coffee still contain a certain amount of caffeine and other substances, but most of the coffee grounds are directly discarded at present and are not effectively utilized.
Disclosure of Invention
One of the purposes of the invention is to provide composite paper containing coffee grounds, which has good paper performance, and after a filter tip made of the composite paper is used for cigarettes, the content of tar in the mainstream smoke of the cigarettes is reduced, the content of nicotine and caffeine is improved, the content of gas-phase free radicals and solid-phase free radicals is reduced, the pH value of the smoke is maintained in a proper range, and the sensory quality of cigarette smoking is improved, and the satisfaction and pleasure are enhanced; it is still another object of the present invention to provide a method of preparing a composite paper containing coffee grounds; the invention further aims to provide the filter stick forming paper, the cigarette filter, the tobacco product and the application.
To achieve the above object, a first aspect of the present invention relates to a composite paper containing coffee grounds, comprising, in parts by weight:
in some embodiments of the first aspect of the present invention, the coffee grounds have a particle size of no greater than 300 mesh, preferably no greater than 400 mesh, no greater than 500 mesh, or no greater than 600 mesh; wherein, the coffee grounds with the grain size not larger than 300 meshes refer to the collected coffee grounds which are sieved by a 300-mesh sieve; the coffee grounds with the particle size not larger than 400 meshes are collected coffee grounds which pass through a 400-mesh sieve; the coffee grounds with the particle size not larger than 500 meshes refer to the collected coffee grounds which are sieved by a 500-mesh sieve; the coffee grounds with the particle size not larger than 600 meshes refer to the collected coffee grounds which pass through a 600-mesh sieve.
In some embodiments of the first aspect of the present invention, the coffee grounds are selected from the group consisting of arabica coffee bean dregs and robusta coffee bean dregs.
In some embodiments of the first aspect of the present invention, the coffee grounds are selected from the group consisting of water-washed arabica coffee bean dregs, honey-treated arabica coffee bean dregs, sun-treated arabica coffee bean dregs, water-washed robusta coffee bean dregs, honey-treated robusta coffee bean dregs, and sun-treated robusta coffee bean dregs.
In some embodiments of the first aspect of the present invention, the coffee grounds are selected from the group consisting of water-washed arabica coffee bean grounds, honey-processed arabica coffee bean grounds, and sun-processed robusta coffee bean grounds.
In some embodiments of the first aspect of the present invention, the coffee grounds are prepared by:
pulverizing coffee beans, sieving, and collecting sieved coffee bean powder;
soaking the coffee bean powder in water of 40-100 deg.C (such as 80 deg.C), and performing solid-liquid separation to obtain coffee residue;
preferably, the coffee grounds are dried.
In certain embodiments of the first aspect of the present invention, in the step of preparing coffee grounds, the coffee beans are selected from the group consisting of arabica coffee beans and robusta coffee beans.
In some embodiments of the first aspect of the present invention, in the step of preparing coffee grounds, the coffee beans are selected from the group consisting of water-washed arabica coffee beans, honey-treated arabica coffee beans, sun-treated arabica coffee beans, water-washed robusta coffee beans, honey-treated robusta coffee beans, and sun-treated robusta coffee beans.
In some embodiments of the first aspect of the present invention, in the step of preparing coffee grounds, the coffee beans are selected from the group consisting of water-washed arabica coffee beans, honey-processed arabica coffee beans, and sun-processed robusta coffee beans.
In some embodiments of the first aspect of the present invention, the step of preparing coffee grounds comprises sieving through a 300-800 mesh sieve, such as a 400-mesh, 500-mesh or 600-mesh sieve.
In some embodiments of the first aspect of the present invention, in the step of preparing coffee grounds, the soaking time is 5 to 40 hours, such as 10, 12, 15, 18, 20, 23, 24, 26, 28, 30, 32, 34, 36, 38 hours.
In some embodiments of the first aspect of the present invention, the step of preparing coffee grounds comprises soaking once.
In some embodiments of the first aspect of the present invention, the step of preparing coffee grounds comprises soaking in water in a volume of 1 to 5 times, for example, 2 times or 4 times, the volume of the coffee bean powder.
In some embodiments of the first aspect of the present invention, in the step of preparing coffee grounds, solid-liquid separation is performed by filtration.
In some embodiments of the first aspect of the present invention, the drying temperature in the step of preparing coffee grounds is 40 ℃ to 100 ℃, such as 60 ℃ to 80 ℃.
In certain embodiments of the first aspect of the present invention, the non-tobacco fibrous pulp is selected from softwood pulp and synthetic fiber wood pulp.
In certain embodiments of the first aspect of the present invention, the softwood pulp and the synthetic fiber wood pulp are present in a weight ratio of 1: 1.
In some embodiments of the first aspect of the present invention, the retention aid is selected from the group consisting of polyacrylamides (e.g., cationic polyacrylamides) and polyoxyethylene.
In some embodiments of the first aspect of the present invention, the weight average molecular weight of the polyacrylamide is 100 to 800 ten thousand, such as 200 to 400 ten thousand or 500-700 ten thousand.
In some embodiments of the first aspect of the present invention, the cationic polyacrylamide has a weight average molecular weight of 500-700 ten thousand.
In certain embodiments of the first aspect of the present invention, the sizing agent is selected from the group consisting of alkyl ketene dimer, styrene-maleic anhydride copolymer, and carboxymethyl cellulose.
In certain embodiments of the first aspect of the present invention, the filler is selected from the group consisting of glass frit, graphite, and diatomaceous earth.
In some embodiments of the first aspect of the present invention, the coffee grounds have a moisture content of 2% W/W to 10% W/W, preferably 5% W/W to 8% W/W, such as 5.5% W/W, 6% W/W, 6.5% W/W.
In some embodiments of the first aspect of the present invention, the composite paper comprising coffee grounds has a tensile strength of not less than 450N/m, preferably not less than 500N/m, such as 520N/m, 550N/m, 590N/m, 600N/m, 620N/m, 650N/m, 700N/m.
A second aspect of the invention relates to a method for preparing a composite paper containing coffee grounds, comprising the steps of:
mixing coffee grounds and non-tobacco fiber pulp to obtain a first mixture;
mixing the first mixture with a retention aid, a sizing agent and a filling agent to obtain a second mixture;
sequentially carrying out pulp dispersing treatment and pulping treatment on the second mixture to obtain mixed pulp;
making the mixed pulp, and drying to obtain composite paper containing coffee grounds;
wherein the coffee grounds, non-tobacco fibre pulp, retention aid, sizing agent and filler are as described in the first aspect of the invention.
In certain embodiments of the second aspect of the present invention, the coffee grounds, the non-tobacco fiber pulp, the retention aid, the sizing agent, and the filler are in the weight parts as described in the first aspect of the present invention.
In some embodiments of the second aspect of the invention, the specific ingredients or compositions of the coffee grounds, the non-tobacco fibre pulp, the retention aid, the sizing agent and the filler are as described in the first aspect of the invention.
In some embodiments of the second aspect of the present invention, the coffee grounds, the non-tobacco fibre pulp, the retention aid, the sizing agent and the filler have performance parameters (e.g. particle size, molecular weight, moisture content, etc.) as described in the first aspect of the present invention.
In some embodiments of the second aspect of the invention, the temperature of the slurry treatment is 7 ℃ to 30 ℃, such as 10 ℃, 15 ℃,20 ℃, 25 ℃, 28 ℃.
In some embodiments of the second aspect of the present invention, water is added to the second mixture in a feed-liquid volume ratio of 1 (1-3) (e.g., 1:1) before the slurry dispersing treatment.
In some embodiments of the second aspect of the invention, the coffee grounds are prepared as described in the first aspect of the invention.
In some embodiments of the second aspect of the present invention, the mixed slurry has a freeness of 24 to 37 ° SR, such as 25 ° SR, 27 ° SR, 31 ° SR, 35 ° SR.
In some embodiments of the second aspect of the present invention, the mixed slurry has a solid content of 2% W/W to 13% W/W, such as 3% W/W, 4% W/W, 5% W/W, 6% W/W, 7% W/W, 8% W/W, 9% W/W, 10% W/W, 11% W/W, 12% W/W.
In some embodiments of the second aspect of the present invention, the papermaking process conditions are: the drying speed is 1200-1700m/min (for example 1350m/min, 1420m/min, 1570m/min), and the drying pressure is 2.4-4.6 bar (for example 2.9bar, 3.1bar, 4.3 bar).
In some embodiments of the second aspect of the present invention, the method further comprises: cutting the composite paper containing coffee grounds, performing calendaring and packaging.
The composite paper containing coffee grounds according to the first aspect of the invention is prepared by the method according to the second aspect of the invention.
In a third aspect, the invention relates to a plugwrap which is a composite paper containing coffee grounds as described in the first aspect of the invention or a composite paper containing coffee grounds as prepared by the method of the second aspect of the invention.
The fourth aspect of the present invention relates to a cigarette filter comprising the plug wrap of the third aspect of the present invention and a filter medium, wherein the filter medium is wrapped with the plug wrap.
The fifth aspect of the invention relates to a cigarette filter, which comprises composite paper containing coffee residues, filter stick forming paper and a filter material, wherein the filter stick forming paper wraps the filter material, and the composite paper containing the coffee residues wraps the filter stick forming paper; wherein the composite paper containing coffee grounds is the composite paper containing coffee grounds in the first aspect of the invention or is prepared by the method in the second aspect of the invention.
A sixth aspect of the present invention relates to a smoking article comprising a cigarette filter according to the fourth or fifth aspect of the present invention;
preferably, the tobacco product also comprises cut tobacco and cigarette paper;
preferably, the tobacco product is a cigarette.
The seventh aspect of the present invention relates to the use of the composite paper containing coffee grounds according to the first aspect of the present invention, the composite paper containing coffee grounds prepared by the method according to the second aspect of the present invention, the plugwrap according to the third aspect of the present invention, or the cigarette filter according to the fourth or fifth aspect of the present invention in a tobacco product.
In some embodiments of the seventh aspect of the present invention, the smoking article is a cigarette.
In the present invention, arabica coffee beans and robusta coffee beans are conventional varieties of coffee beans.
In the invention, the water washing, the honey treatment and the sun drying treatment are conventional treatment methods in the process of producing coffee beans from coffee fruits.
In the present invention, softwood pulp is a conventional commercially available softwood pulp, such as that available from SODRA BLUE F (Sweden), having a weighted average length of 2mm and an average width of about 30.5 μm.
In the present invention, the synthetic fibre pulp is a conventional synthetic fibre pulp commercially available, for example from LENZIING (uk), for example having a size of 4mm x 1.7 dtex.
In the present invention, polyacrylamide, polyoxyethylene, and styrene-maleic anhydride copolymer are commonly used in the art, and their molecular weight and molecular weight distribution coefficient are conventional contents known to those skilled in the art.
The invention achieves the following beneficial effects:
1. the composite paper containing coffee grounds has high tensile strength due to the composition of the components;
2. after the filter tip made of the composite paper containing the coffee grounds is used for cigarettes, the tar content of the mainstream smoke of the cigarettes is reduced, the nicotine and caffeine content is improved, the gas-phase free radical and solid-phase free radical content is reduced, the pH value is in an appropriate range, and the sensory quality, satisfaction and pleasure of cigarette smoking are improved.
Detailed Description
Embodiments of the present invention will now be described more fully hereinafter with reference to the accompanying examples, in which some, but not all embodiments of the invention are shown. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The materials used in the following examples and comparative examples are as follows:
softwood pulp: purchased from sodar BLUE F (sweden), with a weighted average length of 2mm and an average width of about 30.5 μm;
synthetic fiber slurry: commercially available from LENZIING (uk) and having a format of 4mm × 1.7 dtex.
Example 1
(1) Crushing water-washed Arabica coffee beans, sieving with a 60-mesh sieve, and collecting sieved coffee bean powder; adding 1 volume of 80 ℃ water into coffee bean powder, soaking for 24 hours, and filtering to obtain coffee grounds;
(2) drying the coffee grounds at 50 ℃ until the water content is 6.0% W/W;
(3) grinding the dried coffee grounds in a jet mill (purchased from Shandong Jingxin powder equipment science and technology Co., Ltd., model number QLMA series), sieving with a 400-mesh sieve, and collecting the sieved coffee grounds powder;
(4) uniformly mixing coffee grounds powder, softwood pulp and synthetic fiber pulp, and then adding polyacrylamide (retention aid) with the weight-average molecular weight of 200-400 ten thousand, alkyl ketene dimer (sizing agent) and glass powder (filling agent) to be continuously and uniformly mixed to obtain a mixture; wherein the mass ratio of the coffee grounds, the softwood pulp and the synthetic fiber pulp is 2:2:2, the mass of the polyacrylamide and the mass of the alkyl ketene dimer are respectively 2.8% of the mass of the coffee grounds, and the mass of the glass powder is 1% of the mass of the coffee grounds;
(5) adding water with one time volume into the mixture, and performing slurry dispersing treatment at 10 ℃ to obtain a slurry dispersing material;
(6) pulping the bulk pulp material by a pulping machine until the pulping degree of the pulp reaches 27 DEG SR, wherein the solid content of the pulp is 4.5%;
(7) making the pulp with paper, drying at a drying cylinder speed of 1350m/min and a drying cylinder pressure of 3.1bar, and shaping;
(8) cutting and calendaring the formed paper, and then winding and packaging the paper to obtain composite paper 1;
(9) and wrapping the filter material by using the filter stick forming paper roll, rolling and rolling the composite paper 1, and wrapping the filter stick forming paper to obtain a filter stick sample 1.
Example 2
(1) Pulverizing honey-treated Arabica coffee beans, sieving with a 70-mesh sieve, and collecting sieved coffee bean powder; adding 1 volume of 80 ℃ water into coffee bean powder, soaking for 12 hours, and filtering to obtain coffee grounds;
(2) drying the coffee grounds at 50 ℃ until the water content is 5.5% W/W;
(3) the dried coffee grounds are put into an air flow grinder (purchased from Shandong Jingxin powder equipment science and technology Co., Ltd., model number QLMA series) for grinding, and then are sieved by a 500-mesh sieve, and the sieved coffee grounds are collected.
(4) Uniformly mixing coffee grounds powder, softwood pulp and synthetic fiber wood pulp, adding polyoxyethylene (retention aid), styrene-maleic anhydride copolymer (sizing agent) and graphite (filling agent), and continuously and uniformly mixing to obtain a mixture; wherein the mass ratio of the coffee grounds powder to the softwood pulp to the synthetic fiber pulp is 1:1:1, the mass of the polyoxyethylene and the mass of the styrene-maleic anhydride copolymer are respectively 1.8% of the mass of the coffee grounds powder, and the mass of the graphite is 2% of the mass of the coffee grounds powder;
(5) adding water with one time volume into the mixture, and performing slurry dispersing treatment at 20 ℃ to obtain a slurry dispersing material;
(6) pulping the bulk pulp material by a pulping machine until the pulping degree of the pulp reaches 31 DEG SR, wherein the solid content of the pulp is 8.0%;
(7) making the pulp, drying and forming at a drying cylinder speed of 1420m/min and a drying cylinder pressure of 4.3 bar;
(8) cutting and calendaring the formed paper, and then rolling and packaging the paper to obtain composite paper 2;
(9) and wrapping the filter material by using the filter stick forming paper roll, and then rolling and rolling the composite paper 2 to wrap the filter stick forming paper to obtain a filter stick sample 2.
Example 3
(1) Crushing sun-dried robusta coffee beans, sieving with a 40-mesh sieve, and collecting sieved coffee bean powder; adding 2 times of 80 ℃ water into coffee bean powder, soaking for 24 hours, and filtering to obtain coffee grounds;
(2) drying the coffee grounds at 60 ℃ until the water content is 6.5% W/W;
(3) grinding the dried coffee grounds in a jet mill (purchased from Shandong Jingxin powder equipment science and technology Co., Ltd., model number QLMA series), sieving with a 600-mesh sieve, and collecting the sieved coffee grounds powder;
(4) uniformly mixing the coffee grounds, the softwood pulp and the synthetic fiber wood pulp, and then adding 700 ten thousand of cationic polyacrylamide (retention aid) with the weight average molecular weight of 500-; wherein the mass ratio of the coffee grounds, the softwood pulp and the synthetic fiber pulp is 5:5:5, the mass of the cationic polyacrylamide and the mass of the carboxymethyl cellulose are respectively 4.5% of the mass of the coffee grounds, and the mass of the diatomite is 5% of the mass of the coffee grounds;
(5) adding water with one time volume into the mixture, and performing slurry dispersing treatment at 15 ℃ to obtain a slurry dispersing material;
(6) pulping the bulk pulp material by a pulping machine until the pulping degree of the pulp reaches 31 DEG SR, wherein the solid content of the pulp is 11.2%;
(7) making the pulp with paper, drying at a drying cylinder speed of 1570m/min and a drying cylinder pressure of 2.9bar, and forming;
(8) cutting and calendaring the formed paper, and then winding and packaging the paper to obtain composite paper 3;
(9) and wrapping the filter material by using the filter stick forming paper roll, rolling and rolling the composite paper 3, and wrapping the filter stick forming paper to obtain a filter stick sample 3.
Comparative example 1
In the step (5), the slurry dispersing treatment was performed at 60 ℃, and the same procedure as in example 1 was repeated to obtain a filter rod sample a.
Comparative example 2
Extracting the coffee grounds obtained in the step (3) of example 1 with 15 times volume of 60% W/W ethanol solution at 50 deg.C for 3 hr, and concentrating the extractive solution at 70 deg.C to relative density of 1.4 (density at 4 deg.C of water is used as reference density) to obtain coffee extract;
uniformly mixing the coffee extract, the softwood pulp and the synthetic fiber pulp, and then adding polyacrylamide (a retention aid) with the weight average molecular weight of 200-400 ten thousand, alkyl ketene dimer (a sizing agent) and glass powder (a filling agent) to be continuously and uniformly mixed to obtain a mixture; wherein the mass ratio of the coffee extract to the softwood pulp to the synthetic fiber pulp is 2:2:2, the mass of the polyacrylamide and the mass of the alkyl ketene dimer are respectively 2.8% of the mass of the coffee extract, and the mass of the glass powder is 1% of the mass of the coffee extract;
the rest of the procedure is the same as in example 1; and obtaining a filter stick sample B.
Comparative example 3
Extracting the coffee grounds obtained in the step (3) of example 1 with 15 times volume of 60% W/W ethanol solution at 50 deg.C for 3 hr, and concentrating the extractive solution at 70 deg.C to relative density of 1.4 (density at 4 deg.C of water is used as reference density) to obtain coffee extract;
uniformly mixing softwood pulp and synthetic fiber pulp, adding polyacrylamide (retention aid) with the weight average molecular weight of 200-400 ten thousand, alkyl ketene dimer (sizing agent) and glass powder (filling agent), and continuously and uniformly mixing to obtain a mixture; wherein the mass ratio of the softwood pulp to the synthetic fiber pulp is 2:2, the mass of the polyacrylamide and the mass of the alkyl ketene dimer are respectively 2.8% of the mass of the softwood pulp, and the mass of the glass powder is 1% of the mass of the softwood pulp; adding water with one time volume into the mixture, and performing slurry dispersing treatment at 10 ℃ to obtain a slurry dispersing material; pulping the bulk pulp material by a pulping machine until the pulping degree of the pulp reaches 27 DEG SR, wherein the solid content of the pulp is 4.5%; making the pulp with paper, drying at a drying cylinder speed of 1350m/min and a drying cylinder pressure of 3.1bar, and forming to obtain paper;
coating the coffee extract on the front side and the back side of paper, and drying to obtain composite paper, wherein the mass ratio of the coffee extract to the paper is (0.49-0.5): 1; then cutting, calendaring, and then winding paper and packaging;
and wrapping the filter material by using the filter stick forming paper roll, rolling and rolling the composite paper, and wrapping the filter stick forming paper to obtain a filter stick sample C.
Comparative example 4
Omitting steps (1) - (3), and replacing the coffee residue powder with calcium carbonate powder sieved by a 400-mesh sieve; the rest was the same as in example 1, and a filter plug sample D was obtained.
The filter stick samples 1-3 and the filter stick samples A-D have the circumferences of 19.8mm, the lengths of 120mm and the suction resistance of 3400Pa,
test example 1
The thickness and tensile strength of the composite paper 1-3 were measured using a thickness meter and a tensile strength tester manufactured by Lorentzen & Wettre, sweden, respectively, and the results are shown in table 1.
TABLE 1
| Sample (I) | Thickness (μm) | Tensile Strength (N/m) |
| Composite paper 1 | 109 | 580 |
| Composite paper 2 | 102 | 510 |
| Composite paper 3 | 112 | 650 |
As can be seen from table 1, the composition of the composite paper of the present invention significantly improves the tensile strength of the composite paper.
Test example 2
And rolling the filter stick samples 1-3 and the filter stick samples A-D into cigarette samples 1-3 and A-D through cigarette equipment.
Performing smoke suction on each cigarette sample on a linear smoking machine with 10 pore channels; specific pumping parameters: 2s of duration of each suction, 35mL of suction capacity of each suction, 60s of suction interval by suction, and collecting the mainstream smoke; determining the contents of tar and nicotine in the mainstream smoke of each cigarette sample by adopting a method in GB/T19609-2004 'cigarettes for determining total particulate matters and tar by a smoking machine through conventional analysis'; the pH value of smoke in the mainstream smoke of each cigarette sample is tested by adopting an aqueous solution extraction method of the total particulate matter of the cigarette smoke according to reference documents (Sandlong, Linwenqiang, and the like; determination of the pH value of particulate matter and gas phase matter of the mainstream smoke of cigarettes [ J ], tobacco technology, 2009 (11): 40-43.); directly measuring the caffeine content in mainstream smoke of each cigarette sample by using a YQ7-2011 multi-parameter measuring device (purchased from Beijing Lingtian Intelligent Equipment group, Ltd.); the above results are shown in Table 2.
The content of gas-phase free radicals and the content of solid-phase free radicals in the cigarette smoke are measured by a method in journal literature technical research on reducing the content of free radicals in the cigarette smoke (Quzheng, Zhoujun and the like, Chinese tobacco institute [ J ],2003,9(3), p8-17), and the results are shown in Table 2.
10 professionals, according to national standard GB5606.4-2005, "cigarette part 4: sensory technical requirements "evaluation of the sensory quality of cigarettes, and the professional also evaluated the satisfaction and pleasure of smoking cigarettes, taking the average values, the results are shown in tables 3-4.
TABLE 2
TABLE 3 sensory quality of cigarettes
TABLE 4 satisfaction and pleasure of smoking a cigarette
| Sample (I) | Satisfaction (score 10) | Pleasure feeling (full score 10) |
| Cigarette sample 1 | 8.5 | 9.0 |
| Cigarette sample 2 | 8.5 | 8.5 |
| Cigarette sample 3 | 9.0 | 9.0 |
| Cigarette sample A | 8.5 | 8.5 |
| Cigarette sample B | 7.0 | 7.0 |
| Cigarette sample C | 8.0 | 8.0 |
| Cigarette sample D | 6.5 | 6.0 |
"satiation" refers to the amount of alkaloid intake; "pleasure" refers broadly to the positive, relaxing, and pleasant combined perception that cigarette aroma and alkaloids give to consumers; the alkaloids are nicotine and caffeine.
As can be seen from tables 2-4:
compared with the cigarette sample A, the cigarette sample A has higher nicotine content and caffeine content and lower solid-phase free radical content in the mainstream smoke, and the cigarette sample has stronger fragrance, stronger joyful feeling and higher sensory quality during smoking;
compared with a cigarette sample B, the cigarette sample B has higher nicotine content and caffeine content, lower contents of solid-phase free radicals and gas-phase free radicals in mainstream smoke, stronger fragrance, less miscellaneous gas, more comfortable aftertaste, stronger satisfaction and pleasure and higher sensory quality when the cigarette sample is smoked;
compared with a cigarette sample C, the cigarette sample C has the advantages that the content of tar in mainstream smoke is lower, the content of nicotine and caffeine is higher, the content of solid-phase free radicals and gas-phase free radicals is lower, the cigarette sample has stronger fragrance, more comfortable aftertaste, stronger satisfaction and pleasure and higher sensory quality during smoking;
compared with the cigarette sample D, the cigarette sample D has the advantages that the content of tar in mainstream smoke is lower, the content of nicotine and caffeine is higher, the content of solid-phase free radicals and gas-phase free radicals is lower, and the cigarette sample has stronger fragrance, more coordination, less miscellaneous gas, lower irritation, more comfortable aftertaste, stronger satisfaction and pleasure and higher sensory quality during smoking.
Therefore, after the composite paper is used for cigarettes, the tar content, the nicotine content and the caffeine content in the mainstream smoke of the cigarettes can be improved, and the cigarettes have stronger and harmonious aroma, less offensive odor, lower irritation, more comfortable aftertaste, stronger satisfaction and pleasure and higher sensory quality during smoking. Moreover, the pH value of the mainstream smoke of the cigarette sample is 6.6-6.7.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (10)
1. A composite paper containing coffee grounds, which comprises the following components in parts by weight:
2. composite paper containing coffee grounds according to claim 1, characterized by one or more of the following:
A. the grain size of the coffee grounds is not more than 300 meshes;
B. the coffee grounds are selected from Arabica coffee bean dregs and Apocynum coffee bean dregs;
preferably, the coffee grounds are selected from the group consisting of water-washed arabica coffee bean dregs, honey-processed arabica coffee bean dregs, sun-dried arabica coffee bean dregs, water-washed robusta coffee bean dregs, honey-processed robusta coffee bean dregs, and sun-dried robusta coffee bean dregs;
C. the non-tobacco fiber pulp is selected from softwood pulp and synthetic fiber wood pulp;
preferably, the weight ratio of softwood pulp to synthetic fiber wood pulp is 1: 1;
D. the retention aid is selected from the group consisting of polyacrylamides (e.g., cationic polyacrylamides) and polyoxyethylene;
preferably, the weight average molecular weight of the polyacrylamide is 100-800 ten thousand, such as 200-400 ten thousand or 500-700 ten thousand;
E. the sizing agent is selected from alkyl ketene dimer, styrene-maleic anhydride copolymer and carboxymethyl cellulose;
F. the filler is selected from glass powder, graphite and diatomite;
G. the water content of the coffee grounds is 2-10% W/W by weight;
H. the tensile strength of the composite paper containing the coffee grounds is not lower than 450N/m.
3. A method of making a composite paper containing coffee grounds, comprising the steps of:
mixing coffee grounds and non-tobacco fiber pulp to obtain a first mixture;
mixing the first mixture with a retention aid, a sizing agent and a filling agent to obtain a second mixture;
sequentially carrying out pulp dispersing treatment and pulping treatment on the second mixture to obtain mixed pulp;
making the mixed pulp, and drying to obtain composite paper containing coffee grounds;
wherein the coffee grounds, non-tobacco fiber pulp, retention aid, sizing agent and filler are as described in claim 1 or 2.
4. The method according to claim 3, wherein the temperature of the slurry dispersing treatment is 7-30 ℃;
preferably, before slurry dispersing treatment, water is added into the second mixture according to the feed liquid volume ratio of 1 (1-3).
5. The method according to claim 3 or 4, characterized by one or more of the following:
a. the beating degree of the mixed slurry is 24-37 DEG SR;
b. the solid content of the mixed slurry is 2-13% W/W;
c. the conditions of the papermaking treatment are as follows: the drying speed is 1200-1700m/min, and the drying pressure is 2.4-4.6 bar;
d. the method further comprises the following steps: cutting the composite paper containing coffee grounds, performing calendaring and packaging.
6. A plug paper which is a composite paper containing coffee grounds as claimed in claim 1 or 2 or a composite paper containing coffee grounds prepared by the method as claimed in any one of claims 3 to 5.
7. A cigarette filter comprising the plugwrap of claim 6 and a filter material, and wherein the plugwrap wraps the filter material.
8. A cigarette filter comprises composite paper containing coffee residues, filter stick forming paper and a filter material, wherein the filter stick forming paper wraps the filter material, and the composite paper containing the coffee residues wraps the filter stick forming paper; wherein the composite paper containing coffee grounds is the composite paper containing coffee grounds of claim 1 or 2 or is prepared by the method of any one of claims 3 to 5.
9. A smoking article comprising the cigarette filter of claim 7 or 8;
preferably, the tobacco product is a cigarette.
10. Use of the composite paper containing coffee grounds according to claim 1 or 2, the composite paper containing coffee grounds prepared by the method according to any one of claims 3 to 5, the filter plug paper according to claim 6 or the cigarette filter according to claim 7 or 8 in a tobacco product;
preferably, the tobacco product is a cigarette.
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005080641A (en) * | 2003-09-08 | 2005-03-31 | Shigeo Shimizu | Cigarette filter |
| CN103054181A (en) * | 2012-12-27 | 2013-04-24 | 广东中烟工业有限责任公司 | Coffee or cocoa composite particle filtering bar and manufacturing method thereof |
| CN105146750A (en) * | 2015-07-09 | 2015-12-16 | 保山云潞咖啡产业开发有限责任公司 | Coffee cigarette filter and preparation method thereof |
| CN110284361A (en) * | 2019-07-19 | 2019-09-27 | 东莞市绿保纸塑制品有限公司 | A kind of paper and its preparation method and application with coffee aroma |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005080641A (en) * | 2003-09-08 | 2005-03-31 | Shigeo Shimizu | Cigarette filter |
| CN103054181A (en) * | 2012-12-27 | 2013-04-24 | 广东中烟工业有限责任公司 | Coffee or cocoa composite particle filtering bar and manufacturing method thereof |
| CN105146750A (en) * | 2015-07-09 | 2015-12-16 | 保山云潞咖啡产业开发有限责任公司 | Coffee cigarette filter and preparation method thereof |
| CN110284361A (en) * | 2019-07-19 | 2019-09-27 | 东莞市绿保纸塑制品有限公司 | A kind of paper and its preparation method and application with coffee aroma |
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