CN106926540A - A kind of high adhesion force barrier is aluminized base material film and preparation method thereof - Google Patents
A kind of high adhesion force barrier is aluminized base material film and preparation method thereof Download PDFInfo
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- CN106926540A CN106926540A CN201710122702.0A CN201710122702A CN106926540A CN 106926540 A CN106926540 A CN 106926540A CN 201710122702 A CN201710122702 A CN 201710122702A CN 106926540 A CN106926540 A CN 106926540A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/08—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the cooling method
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- Laminated Bodies (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
Aluminized base material film and preparation method thereof the present invention relates to a kind of high adhesion force barrier, base material film includes corona layer, intermediate layer and hot sealing layer, hot sealing layer 20%, intermediate layer 60% and corona layer 20% successively；The raw material of corona layer is two-spot copolymerization PP and antiblocking agent；The raw material in intermediate layer includes homopolymerization PP, and the raw material of hot sealing layer includes ternary polymerization PP and elastomer.The preparation method of base material film：（1）, raw material metering；（2）, extrusion；（3）, salivation quenching；（4）, trimming winding.Base material film of the invention can be prepared by the aluminizer for packing after vacuum aluminum-coated, by the adjustment to raw material, additive and preparation technology, obtained base material film has adhesive force and barrier property higher, disclosure satisfy that performance requirement of the aluminizer producer to base material film.
Description
Technical field
The present invention relates to field of packaging material, and in particular to a kind of high adhesion force barrier is aluminized base material film and its system
Preparation Method.
Background technology
In modern packaging field, all kinds of packagings do not require nothing more than the eyeball that outward appearance attracts customer, it is often more important that fresh-keeping to its
Guarantee the quality requirement, improve the shelf-life, Shelf-life, meet people makes to the safety of food, medicine, cosmetics, spices, tealeaves etc.
With requiring.
Most important two indexs of packaging material be exactly prevent gas by and prevent water vapour pass through.It is that this is conventional at certain
A little high request packaging fields are packed using aluminium foil composite packaging or multiplayer barrier films and methods of making, these barrier material manufacture technologies are complicated,
Yield poorly, high cost, it is difficult to apply popular food, medicine, guarantee the quality packaging on.Such as aluminium foil, is aluminium sheet through rolling process
Prepared by through repeatedly calendering, calender line yield rate is low, yields poorly, and aluminium foil cannot be used alone, and at least also
It is combined twice, is once compound seal layer, be once composite print overcoat, cost is very high, hardly results in extensive use.
Last century Mo, the high vacuum plating aluminum technology that beginning of this century fast development is got up produces various aluminizers, such as
BOPET aluminizers, BOPP aluminizers, CPP aluminizers, BOPA, BOPE etc. aluminizer, barrier property are greatly improved, and extensively should
Used in modern various packaging fields.Particularly CPP aluminizers, because CPP a surname membrane production equipments are simple, yield is big, price is low, and
With good bag sealing property, in these years develop it is extremely rapid, as the topmost product in all kinds of packaging films of aluminizing
Product.But, the low problem of adhesive force between existing aluminium plating basement membrane generally existing and aluminium lamination.
The content of the invention
The purpose of the present invention is to solve the deficiency of above-mentioned technical problem, there is provided a kind of high adhesion force barrier plating aluminium base
Film and preparation method thereof.
The present invention is the deficiency of solution above-mentioned technical problem, and the technical scheme for being used is：A kind of high adhesion force barrier
Aluminize base material film, successively including corona layer, intermediate layer and hot sealing layer, the corona layer, intermediate layer and hot sealing layer account for quality summation
Mass percent be：Hot sealing layer 20%, intermediate layer 60% and corona layer 20%；
The raw material of the corona layer includes two-spot copolymerization PP and antiblocking agent, and the weight of antiblocking agent is corona layer raw material gross weight
1-2%；Its density of binary copolymerization PP 0.88-0.90g/cm3, melt finger for 6-10g/10min；The antiplastering aid is effective
Component content is 2-20%.
The raw material in the intermediate layer is homopolymerization PP；Its density of the homopolymerization PP is 0.90-0.91g/cm3, melt finger for 4-
12g/10min。
The raw material of the hot sealing layer includes ternary polymerization PP and elastomer, wherein, the weight of ternary polymerization PP is hot sealing layer
The 65-70% of raw material gross weight, the weight of elastomer is the 30-35% of hot sealing layer raw material gross weight.The ternary polymerization PP, its is close
It is 0.88-0.90g/cm3 to spend, and melts finger for 6-10g/10min.The elastic volume density is 0.86-0.90g/cm3, melt finger for 4-
10g/10min。
Aluminized as a kind of high adhesion force barrier of the invention the further optimization of base material film：It is anti-stick in the corona layer
Even agent adds binary copolymerization PP mixing granulators to be made by silica, wherein, the weight of silica is resist blocking and that in antiblocking agent
The 5-10% of agent gross weight.
Aluminized as a kind of high adhesion force barrier of the invention the further optimization of base material film：Elasticity in the hot sealing layer
Body is the high-elastic gonosome of ethene.
A kind of high adhesion force barrier is aluminized the preparation method of base material film, is comprised the following steps：
（1）, raw material metering：Raw material metering is carried out according to following mass percent：Hot sealing layer 20%, intermediate layer 60% and corona layer
20%；The raw material of the corona layer includes two-spot copolymerization PP and antiblocking agent, and the weight of antiblocking agent is corona layer raw material gross weight
1-2%；The raw material in intermediate layer is homopolymerization PP；The raw material of hot sealing layer includes ternary polymerization PP and elastomer, wherein, ternary polymerization
The weight of PP is the 65-70% of hot sealing layer raw material gross weight, and the weight of elastomer is the 30-35% of hot sealing layer raw material gross weight.
（2）, extrusion：Respectively by three extrusion machining hot sealing layers, intermediate layer and corona layers；Three temperature of extruder
Setting is respectively：220-240 DEG C of corona layer, intermediate layer are 230-250 DEG C, hot sealing layer is 220-240 DEG C.
（3）, salivation quenching：In each exit filtering of extruder and lamination melt, from die lips outflow, formed thin
And uniform sheet fluid, it is solidified into film by quenching in chill roll；The temperature setting range of chill roll is 20-50 DEG C.
（4）, trimming winding：Film to processing cuts both sides edge, and is wound.
Beneficial effect
Base material film of the invention be can be prepared by after vacuum aluminum-coated for pack aluminizer, by raw material, additive with
And the adjustment of preparation technology, the particularly density to raw material and melt finger and be controlled, make the hot sealing layer of base material film, intermediate layer with
And corona layer material density and melt finger and be adapted with it, by the adjustment to above-mentioned raw materials, obtained base material film have compared with
Adhesive force and barrier property high, disclosure satisfy that performance requirement of the aluminizer producer to base material film.
Specific embodiment
Embodiment 1
A kind of high adhesion force barrier is aluminized the preparation method of base material film, is comprised the following steps：
（1）, raw material metering：Raw material metering is carried out according to following mass percent：Hot sealing layer 20%, intermediate layer 60% and corona layer
20%；The raw material of the corona layer includes two-spot copolymerization PP and antiblocking agent, and the weight of antiblocking agent is corona layer raw material gross weight
1%；The raw material in intermediate layer is homopolymerization PP；The raw material of hot sealing layer includes ternary polymerization PP and elastomer, wherein, ternary polymerization PP
Weight be the 65% of hot sealing layer raw material gross weight, the weight of elastomer is the 35% of hot sealing layer raw material gross weight.
（2）, extrusion：Respectively by three extrusion machining hot sealing layers, intermediate layer and corona layers；
（3）, salivation quenching：In each exit filtering of extruder and lamination melt, from die lips outflow, Bao Erjun is formed
Even sheet fluid, film is solidified into chill roll by quenching；
（4）, trimming winding：Film to processing cuts both sides edge, and is wound.
Embodiment 2
（1）, raw material metering：Raw material metering is carried out according to following mass percent：Hot sealing layer 20%, intermediate layer 60% and corona layer
20%；The raw material of the corona layer includes two-spot copolymerization PP and antiblocking agent, and the weight of antiblocking agent is corona layer raw material gross weight
5%.Described its density of binary copolymerization PP is 0.90g/cm3, melt finger for 7g/10min；The antiplastering aid is active constituent content
It is 10%, binary copolymerization PP contents are 95% masterbatch.
The raw material in intermediate layer is homopolymerization PP, and its density of the homopolymerization PP is 0.905g/cm3, melt finger for 8g/10min.
The raw material of hot sealing layer includes ternary polymerization PP and elastomer, wherein, the weight of ternary polymerization PP is hot sealing layer raw material
The 70% of gross weight, the weight of elastomer is the 30% of hot sealing layer raw material gross weight.The ternary polymerization PP, its density is 0.89g/
cm3, melt finger for 8g/10min.The elastic volume density is 0.88g/cm3, melt finger for 6g/10min.
（2）, extrusion：Respectively by three extrusion machining hot sealing layers, intermediate layer and corona layers；
（3）, salivation quenching：In each exit filtering of extruder and lamination melt, from die lips outflow, Bao Erjun is formed
Even sheet fluid, film is solidified into chill roll by quenching；
（4）, trimming winding：Film to processing cuts both sides edge, and is wound.
Embodiment 3
（1）, raw material metering：Raw material metering is carried out according to following mass percent：Hot sealing layer 20%, intermediate layer 60% and corona layer
20%；The raw material of the corona layer includes two-spot copolymerization PP and antiblocking agent, and the weight of antiblocking agent is corona layer raw material gross weight
10%.Described its density of binary copolymerization PP is 0.87g/cm3, melt finger for 7g/10min；The antiplastering aid is active constituent content
It is 10%, binary copolymerization PP contents are 90% masterbatch.
The raw material in intermediate layer is homopolymerization PP, and its density of the homopolymerization PP is 0.905g/cm3, melt finger for 8g/10min.
The raw material of hot sealing layer includes ternary polymerization PP and elastomer, wherein, the weight of ternary polymerization PP is hot sealing layer raw material
The 70% of gross weight, the weight of elastomer is the 30% of hot sealing layer raw material gross weight.The ternary polymerization PP, its density is 0.89g/
cm3, melt finger for 8g/10min.The elastic volume density is 0.88g/cm3, melt finger for 6g/10min.
（2）, extrusion：Respectively by three extrusion machining hot sealing layers, intermediate layer and corona layers；
（3）, salivation quenching：In each exit filtering of extruder and lamination melt, from die lips outflow, Bao Erjun is formed
Even sheet fluid, film is solidified into chill roll by quenching；
（4）, trimming winding：Film to processing cuts both sides edge, and is wound.
Testing result
Examples detailed above film carries out vacuum aluminum-coated after Wetted constructures, and the film after aluminizing is through aluminium coated fastness and aluminizer knot
Peel strength testing result such as following table after dried fruit formula is compound：
| Example | 1 | 2 | 3 | Control sample |
| Aluminium coated fastness N/15mm | 0.8 | 1.3 | 2.4 | 0.3 |
| Compound peel strength N/15mm | 1.2 | 2.1 | 2.9 | 0.5 |
From above-mentioned testing result：Obtained base material film has adhesive force and barrier property higher, disclosure satisfy that aluminizer
Performance requirement of the producer to base material film.
Embodiment described above only expresses several embodiments of the invention, and its description is more specific and detailed, but simultaneously
Therefore the limitation to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to guarantor of the invention
Shield scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (4)
1. a kind of high adhesion force barrier is aluminized base material film, it is characterised in that：Include corona layer, intermediate layer and hot sealing layer successively,
The mass percent that the corona layer, intermediate layer and hot sealing layer account for quality summation is：Hot sealing layer 20%, intermediate layer 60% and corona
Layer 20%；
The raw material of the corona layer includes two-spot copolymerization PP and antiblocking agent, and the weight of antiblocking agent is corona layer raw material gross weight
1-2%；Described its density of binary copolymerization PP is 0.88-0.90g/cm3, melt finger for 6-10g/10min；The antiplastering aid is have
Effective component content is 2-20%；
The raw material in the intermediate layer is homopolymerization PP, and its density of the homopolymerization PP is 0.90-0.91g/cm3, melt finger for 4-12g/
10min；
The raw material of the hot sealing layer includes ternary polymerization PP and elastomer, wherein, the weight of ternary polymerization PP is hot sealing layer raw material
The 65-70% of gross weight, the weight of elastomer is the 30-35% of hot sealing layer raw material gross weight, and the elastic volume density is 0.86-
0.90g/cm3, melt finger for 4-10g/10min.
2. a kind of high adhesion force barrier is aluminized base material film as claimed in claim 1, it is characterised in that：It is anti-in the corona layer
Adhesion agent adds binary copolymerization PP mixing granulators to be made by silica, wherein, the weight of silica is anti-stick in antiblocking agent
Connect the 5-10% of agent gross weight.
3. a kind of high adhesion force barrier is aluminized base material film as claimed in claim 1, it is characterised in that：Bullet in the hot sealing layer
Gonosome is ethene high resiliency body.
4. a kind of high adhesion force barrier is aluminized the preparation method of base material film as claimed in claim 1, it is characterised in that：Including with
Lower step：
（1）, raw material metering：Raw material metering is carried out according to following mass percent：Hot sealing layer 20%, intermediate layer 60% and corona layer
20%；The raw material of the corona layer includes two-spot copolymerization PP and antiblocking agent, and the weight of antiblocking agent is corona layer raw material gross weight
1-2%；The raw material in intermediate layer is homopolymerization PP；The raw material of hot sealing layer includes ternary polymerization PP and elastomer, wherein, ternary polymerization
The weight of PP is the 65-70% of hot sealing layer raw material gross weight, and the weight of elastomer is the 30-35% of hot sealing layer raw material gross weight；
（2）, extrusion：Respectively by three extrusion machining hot sealing layers, intermediate layer and corona layers, three temperature settings of extruder
Respectively：220-240 DEG C of corona layer, intermediate layer are 230-250 DEG C, hot sealing layer is 220-240 DEG C；
（3）, salivation quenching：In each exit filtering of extruder and lamination melt, from die lips outflow, Bao Erjun is formed
Even sheet fluid, film is solidified into chill roll by quenching, and the temperature setting range of chill roll is 20-50 DEG C；
（4）, trimming winding：Film to processing cuts both sides edge, and is wound.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710122702.0A CN106926540A (en) | 2017-03-03 | 2017-03-03 | A kind of high adhesion force barrier is aluminized base material film and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710122702.0A CN106926540A (en) | 2017-03-03 | 2017-03-03 | A kind of high adhesion force barrier is aluminized base material film and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114311908A (en) * | 2022-01-06 | 2022-04-12 | 潮州市景程薄膜科技有限公司 | Ultrahigh-fastness CPP (chlorinated Polypropylene) aluminized film and preparation method thereof |
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|---|---|---|---|---|
| EP0480282A2 (en) * | 1990-10-08 | 1992-04-15 | Hoechst Aktiengesellschaft | Printable biaxially oriented polyolefin laminate with low temperature sealing properties on both sides |
| CN101143499A (en) * | 2007-09-30 | 2008-03-19 | 唐新国 | Vacuum aluminium plating film with high adhesion to aluminium and its production method |
| CN102501526A (en) * | 2011-11-04 | 2012-06-20 | 任丘市京开塑业有限公司 | Cast polypropylene heavy packaging film |
| CN102909916A (en) * | 2012-10-21 | 2013-02-06 | 广东威孚包装材料有限公司 | CPP (Chlorinated Polypropylene) aluminized base film for retaining high surface tension of aluminizing surface |
-
2017
- 2017-03-03 CN CN201710122702.0A patent/CN106926540A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0480282A2 (en) * | 1990-10-08 | 1992-04-15 | Hoechst Aktiengesellschaft | Printable biaxially oriented polyolefin laminate with low temperature sealing properties on both sides |
| CN101143499A (en) * | 2007-09-30 | 2008-03-19 | 唐新国 | Vacuum aluminium plating film with high adhesion to aluminium and its production method |
| CN102501526A (en) * | 2011-11-04 | 2012-06-20 | 任丘市京开塑业有限公司 | Cast polypropylene heavy packaging film |
| CN102909916A (en) * | 2012-10-21 | 2013-02-06 | 广东威孚包装材料有限公司 | CPP (Chlorinated Polypropylene) aluminized base film for retaining high surface tension of aluminizing surface |
Non-Patent Citations (2)
| Title |
|---|
| 《合成树脂及塑料技术全书》编委会编著: "《合成树脂及塑料技术全书》", 30 April 2006, 中国石化出版社 * |
| 程军等: "《通用塑料手册》", 31 May 2007, 国防工业出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114311908A (en) * | 2022-01-06 | 2022-04-12 | 潮州市景程薄膜科技有限公司 | Ultrahigh-fastness CPP (chlorinated Polypropylene) aluminized film and preparation method thereof |
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Application publication date: 20170707 |