CN106868950A - A kind of biodegradable food wrapper - Google Patents

Abstract

The present invention relates to a kind of package paper, specifically a kind of biodegradable food wrapper.It is by the material composition of following parts by weight：Konjaku glucomannan 15-20 parts, carragheen 20-30 parts, wheat stalk 25-30 parts, masson pine 45-65 parts, NaOH 5-10 points, 15-20 parts, cornstarch 30-40 parts, soybean protein solution 25-35 parts, plasticizer 0.5-1 parts of food-grade gum rosin.The biodegradable food wrapper that the present invention is provided, raw material is pure natural, without bioxin and organohalogen compounds carcinogenic substance, and prepare slurry is porous, wall thickness, can effectively improve into the gas permeability and intensity of paper, wrapping paper safety and environmental protection of the invention, be easy to be obtained, non-breakable, applied widely, good degrading effect.

Description

A kind of biodegradable food wrapper

Technical field

The present invention relates to a kind of package paper, specifically a kind of biodegradable food wrapper.

Background technology

With the development of food service industry, food wrapper species is increasingly various, and relatively common has cake paper, candy wrapper, vermicelli Carton, bakers paper, biscuit carton, ice cream external packing paper, wherein it is most with polystyrene, polyvinyl chloride, gather The macromolecular compounds such as propylene are covering material, while these materials have, not degradable, recovery difficult is big, it is poisonous to burn generation The features such as gas and harm ecological environment, additionally, in process of production, permeability-reducing admixture, sizing agent, the bleaching added in paper pulp The chemicals such as agent, coloring agent, stabilizer, ultra-violet absorber and plasticizer.Part chemicals has under hot and humid environment Evil composition occurs migration is contaminated food.

With the development and the enhancing of popular environmental consciousness of social economy, research and development are a kind of to have frivolous transparent, colourless, tasteless, nothing Malicious degradable, degradable wrapping paper has become the main trend of World of Food industrial technology development, is also following packaging for foodstuff The Main way of industry development.

The content of the invention

In order to solve the above problems, the invention provides a kind of safety non-toxic, biodegradable wrapping paper.

Technical scheme is as follows：

A kind of biodegradable food wrapper, is by the material composition of following parts by weight：Konjaku glucomannan 15-20 parts, Carragheen 20-30 parts, wheat stalk 25-30 parts, masson pine 45-65 parts, NaOH 5-10 points, food-grade gum rosin 15-20 parts, cornstarch 30-40 parts, soybean protein solution 25-35 parts, plasticizer 0.5-1 parts.

Further, a kind of biodegradable food wrapper, preparation method is as follows：

1), the treatment of wood pulp：It is placed in the water containing NaOH after masson pine, wheat stalk are cleaned and is soaked 3-5 days, is matched somebody with somebody It is made wood pulp；

2), filler：Konjaku glucomannan, carragheen are added into plasticizer glycerine, mixer is utilized under 80-88 DEG C of water-bath 8-10r/s stir 0.5-1h, add step 1) slurry, be subsequently adding cornstarch regulation viscosity, be not less than viscosity 600Pa·s；

3), the preparation of fibrage：The fibrage mucus that will be prepared, is heated by steam, and heating-up temperature is 70-80 DEG C, plus The hot time is 30min；

4), the preparation of protein liquid：By food-grade rosin and soybean protein solution, it is well mixed, 15min is stirred at 30-50 DEG C, Obtain final product protein liquid；

5), manufacture paper with pulp：By step 4) protein liquid uniform application in step 3) fibrage on, with 60-80 DEG C in ultrasonic dryer Drying 10min；

6), wax：The film after drying will be taken out in after room temperature cooling, the edible paraffin of melting is sprayed at the tow sides of film, Hang airing obtains final product degradable food packaging paper.

Beneficial effects of the present invention：

Compared with prior art, the biodegradable food wrapper that the present invention is provided, raw material is pure natural, without bioxin and has Machine halide carcinogenic substance, and prepare slurry is porous, wall thickness, the gas permeability and intensity of paper, bag of the invention can be effectively improved into Dress paper safety and environmental protection, be easy to be obtained, non-breakable, applied widely, good degrading effect.

Specific embodiment

Embodiment 1

A kind of biodegradable food wrapper, is by the material composition of following parts by weight：15 parts of konjaku glucomannan, OK a karaoke club 20 parts of glue, 25 parts of wheat stalk, 45 parts of masson pine, 5 points of NaOH, 15 parts of food-grade gum rosin, cornstarch 30 Part, 25 parts of soybean protein solution, 0.5 part of plasticizer.

Further, a kind of biodegradable food wrapper, preparation method is as follows：

1), the treatment of wood pulp：It is placed in the water containing NaOH after masson pine, wheat stalk are cleaned and is soaked 3-5 days, is matched somebody with somebody It is made wood pulp；

2), filler：Konjaku glucomannan, carragheen are added into plasticizer glycerine, mixer is utilized under 80-88 DEG C of water-bath 8-10r/s stir 0.5-1h, add step 1) slurry, be subsequently adding cornstarch regulation viscosity, be not less than viscosity 600Pa·s；

3), the preparation of fibrage：The fibrage mucus that will be prepared, is heated by steam, and heating-up temperature is 70-80 DEG C, plus The hot time is 30min；

4), the preparation of protein liquid：By food-grade rosin and soybean protein solution, it is well mixed, 15min is stirred at 30-50 DEG C, Obtain final product protein liquid；

5), manufacture paper with pulp：By step 4) protein liquid uniform application in step 3) fibrage on, with 60-80 DEG C in ultrasonic dryer Drying 10min；

6), wax：The film after drying will be taken out in after room temperature cooling, the edible paraffin of melting is sprayed at the tow sides of film, Hang airing obtains final product degradable food packaging paper.

Embodiment 2

A kind of biodegradable food wrapper, is by the material composition of following parts by weight：20 parts of konjaku glucomannan, OK a karaoke club 30 parts of glue, 30 parts of wheat stalk, 65 parts of masson pine, 10 points of NaOH, 20 parts of food-grade gum rosin, cornstarch 40 parts, 35 parts of soybean protein solution, 1 part of plasticizer.

Further, a kind of biodegradable food wrapper, preparation method is as follows：

1), the treatment of wood pulp：It is placed in the water containing NaOH after masson pine, wheat stalk are cleaned and is soaked 3-5 days, is matched somebody with somebody It is made wood pulp；

2), filler：Konjaku glucomannan, carragheen are added into plasticizer glycerine, mixer is utilized under 80-88 DEG C of water-bath 8-10r/s stir 0.5-1h, add step 1) slurry, be subsequently adding cornstarch regulation viscosity, be not less than viscosity 600Pa·s；

3), the preparation of fibrage：The fibrage mucus that will be prepared, is heated by steam, and heating-up temperature is 70-80 DEG C, plus The hot time is 30min；

4), the preparation of protein liquid：By food-grade rosin and soybean protein solution, it is well mixed, 15min is stirred at 30-50 DEG C, Obtain final product protein liquid；

5), manufacture paper with pulp：By step 4) protein liquid uniform application in step 3) fibrage on, with 60-80 DEG C in ultrasonic dryer Drying 10min；

6), wax：The film after drying will be taken out in after room temperature cooling, the edible paraffin of melting is sprayed at the tow sides of film, Hang airing obtains final product degradable food packaging paper.

Embodiment 3

A kind of biodegradable food wrapper, is by the material composition of following parts by weight：Konjaku glucomannan 18 Part, 25 parts of carragheen, 28 parts of wheat stalk, 55 parts of masson pine, 8 points of NaOH, 18 parts of food-grade gum rosin, jade 35 parts of rice starch, 30 parts of soybean protein solution, 0.8 part of plasticizer.

Further, a kind of biodegradable food wrapper, preparation method is as follows：

1), the treatment of wood pulp：It is placed in the water containing NaOH after masson pine, wheat stalk are cleaned and is soaked 3-5 days, is matched somebody with somebody It is made wood pulp；

2), filler：Konjaku glucomannan, carragheen are added into plasticizer glycerine, mixer is utilized under 80-88 DEG C of water-bath 8-10r/s stir 0.5-1h, add step 1) slurry, be subsequently adding cornstarch regulation viscosity, be not less than viscosity 600Pa·s；

3), the preparation of fibrage：The fibrage mucus that will be prepared, is heated by steam, and heating-up temperature is 70-80 DEG C, plus The hot time is 30min；

4), the preparation of protein liquid：By food-grade rosin and soybean protein solution, it is well mixed, 15min is stirred at 30-50 DEG C, Obtain final product protein liquid；

5), manufacture paper with pulp：By step 4) protein liquid uniform application in step 3) fibrage on, with 60-80 DEG C in ultrasonic dryer Drying 10min；

6), wax：The film after drying will be taken out in after room temperature cooling, the edible paraffin of melting is sprayed at the tow sides of film, Hang airing obtains final product degradable food packaging paper.

Claims (2)

1. a kind of biodegradable food wrapper, it is characterised in that be by the material composition of following parts by weight：Amorphophallus rivieri glucomannan Glycan 15-20 parts, carragheen 20-30 parts, wheat stalk 25-30 parts, masson pine 45-65 parts, NaOH 5-10 point, 15-20 parts, cornstarch 30-40 parts, soybean protein solution 25-35 parts, plasticizer 0.5-1 parts of food-grade gum rosin.

2. a kind of as claimed in claim 1, biodegradable food wrapper, it is characterised in that preparation method is as follows：

1), the treatment of wood pulp：It is placed in the water containing NaOH after masson pine, wheat stalk are cleaned and is soaked 3-5 days, is matched somebody with somebody It is made wood pulp；

2), filler：Konjaku glucomannan, carragheen are added into plasticizer glycerine, mixer is utilized under 80-88 DEG C of water-bath 8-10r/s stir 0.5-1h, add step 1) slurry, be subsequently adding cornstarch regulation viscosity, be not less than viscosity 600Pa·s；

3), the preparation of fibrage：The fibrage mucus that will be prepared, is heated by steam, and heating-up temperature is 70-80 DEG C, plus The hot time is 30min；

4), the preparation of protein liquid：By food-grade rosin and soybean protein solution, it is well mixed, 15min is stirred at 30-50 DEG C, Obtain final product protein liquid；

5), manufacture paper with pulp：By step 4) protein liquid uniform application in step 3) fibrage on, with 60-80 DEG C in ultrasonic dryer Drying 10min；

6), wax：The film after drying will be taken out in after room temperature cooling, the edible paraffin of melting is sprayed at the tow sides of film, Hang airing obtains final product degradable food packaging paper.