CN106183296A - Manufacturing process for polypropylene protecting film - Google Patents

Manufacturing process for polypropylene protecting film Download PDF

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Publication number
CN106183296A
CN106183296A CN201610544067.0A CN201610544067A CN106183296A CN 106183296 A CN106183296 A CN 106183296A CN 201610544067 A CN201610544067 A CN 201610544067A CN 106183296 A CN106183296 A CN 106183296A
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China
Prior art keywords
parts
protecting film
polypropylene
modified eva
pressure
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CN201610544067.0A
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Chinese (zh)
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CN106183296B (en
Inventor
金闯
陈静
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Sidike New Materials Jiangsu Co Ltd
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Sidike New Materials Jiangsu Co Ltd
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Priority to CN201610544067.0A priority Critical patent/CN106183296B/en
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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
    • 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
    • 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
    • B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
    • 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
    • B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
    • C09J11/02—Non-macromolecular additives
    • C09J11/04—Non-macromolecular additives inorganic
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
    • C09J11/02—Non-macromolecular additives
    • C09J11/06—Non-macromolecular additives organic
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
    • C09J11/08—Macromolecular additives
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J4/00—Adhesives based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; adhesives, based on monomers of macromolecular compounds of groups C09J183/00 - C09J183/16
    • C09J4/06—Organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups C09J159/00 - C09J187/00
    • 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
    • B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
    • B32B2037/1269—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives multi-component adhesive
    • 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
    • B32B2255/00—Coating on the layer surface
    • B32B2255/26—Polymeric coating
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J2301/00—Additional features of adhesives in the form of films or foils
    • C09J2301/30—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier
    • C09J2301/302—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier the adhesive being pressure-sensitive, i.e. tacky at temperatures inferior to 30°C

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Adhesive Tapes (AREA)
  • Laminated Bodies (AREA)
  • Adhesives Or Adhesive Processes (AREA)

Abstract

The present invention discloses a kind of manufacturing process for polypropylene protecting film, its pressure-sensitive modified EVA adhesive layer is composed of the following components: modified EVA aqueous solution, Isooctyl acrylate monomer, deionized water, cumyl peroxide, di-2-ethylhexylphosphine oxide phenylenediamine, PSI, 2, 5 dimethyl 2, 5 two (tert-butyl hydroperoxide) hexane, Triallyl isocyanurate, terpenes tree, alkylphenol polyoxyethylene, dimethyl sulfoxide, modified EVA aqueous solution is obtained by following steps further: by polyvinyl alcohol, Sodium isooctanoate., sulfurous acid potassium salt and ferrous sulfate are dissolved in ionized water formation aqueous mixture；Be implanted sequentially vinylacetate, acrylic acid, cumyl peroxide, oxidant are tert-butyl hydroperoxide, sodium sulfite salt.Environmental protection protecting film of the present invention achieves EVA adhesive layer and has viscosity and pressure-sensitive at room temperature, and pressure-sensitive modified EVA adhesive layer is water-based system environmental protection, has no irritating odor.

Description

Manufacturing process for polypropylene protecting film
Technical field
The present invention relates to a kind of protecting film, particularly to a kind of manufacturing process for polypropylene protecting film.
Background technology
The materials such as glass, sheet metal, plastic plate are during carrying and using, and it is dirty that its surface is easily subject to contact Dye or polishing scratch scratch, and are allowed to from damage so generally using protecting film to cover on its surface and pollute.Used by prior art The protecting film arrived is the most all planar protection film, under normal circumstances it include substrate layer, breast layer and release layer.Described base material The materials such as layer usually Merlon, polyethylene, PET, orientation stretching polypropylene or the poly-vinegar of aromatics are formed, and substrate layer is for protecting The principal structural layer of cuticula；Stick together laminating and float on the side of substrate layer, generally by the polymer containing alkoxy silane or propylene Acid polymers etc. are constituted, in order to substrate layer to post up the body surface to be protected；And release layer does not uses shape for protection Protecting film under state, removes release layer during use and is sticked to body surface.The most this common planar protection film by Three layers of composition, cost is higher, and the change of other situations along with humidity, temperature and surrounding, and adhesion layer easily makes moist Or produced, by chemical reaction, the phenomenon that substrate layer comes off；In time needing change or process original protecting film, due to Adhesion layer is affixed on affixed object for a long time and there will be cull phenomenon, the most disposable；And during producing and using protecting film, stick together The chemical materials of layer and release layer can produce a large amount of pollution, and this protecting film also cannot recycle simultaneously, is unfavorable for energy-saving ring Protect.
Summary of the invention
The present invention provides a kind of manufacturing process for polypropylene protecting film, and this is for the manufacturing process of polypropylene protecting film Achieve EVA adhesive layer, at room temperature, there is viscosity and pressure-sensitive, and pressure-sensitive modified EVA adhesive layer is water-based system environmental protection, Have no irritating odor, be also convenient for the recycling of environmental protection protecting film and reclaim, greatly reducing pollution.
For reaching above-mentioned purpose, the technical solution used in the present invention is: a kind of manufacturing process for polypropylene protecting film, Described polypropylene protecting film includes polypropylene film, pressure-sensitive modified EVA adhesive layer and separated type material layer, described pressure-sensitive modification EVA adhesive layer is between polypropylene film and separated type material layer；
Described pressure-sensitive modified EVA adhesive layer is composed of the following components:
Modified EVA aqueous solution 100 parts,
Isooctyl acrylate monomer 10 ~ 20 parts,
Deionized water 20 ~ 30 parts,
Cumyl peroxide 5 ~ 8 parts,
Di-2-ethylhexylphosphine oxide phenylenediamine 4 ~ 6 parts,
PSI 3 ~ 5 parts,
2,5-dimethyl-2,5-bis-(tert-butyl hydroperoxide) hexane 2 ~ 4 parts,
Triallyl isocyanurate 1 ~ 2 part,
1 ~ 2 part of terpenes tree,
Alkylphenol polyoxyethylene 0.5 ~ 2 part；
Dimethyl sulfoxide 0.5 ~ 1 part,
Described modified EVA aqueous solution is obtained by following steps further:
Step one, by 20 ~ 40 parts of polyvinyl alcohol, 6 ~ 8 parts of Sodium isooctanoate., 2 ~ 4 parts of sulfurous acid potassium salt and 0.05 ~ 0.1 part of sulphuric acid Asia Dissolved ferric iron forms aqueous mixture in ionized water；
Step 2, the aqueous mixture of step one is put in autoclave, then be passed through the air that ethylene displaces in autoclave；
Step 3, reactor material is heated up and stirs, be implanted sequentially 100 parts of vinylacetates of monomer, 10 ~ 20 parts of acrylic acid, 0.05 ~ 1 part of cumyl peroxide, 0.25 ~ 0.5 part of tert-butyl hydroperoxide, 0.5 ~ 1 part of sodium sulfite salt；
Step 4, cooling form described modified EVA aqueous solution.
The technical scheme improved further in technique scheme is as follows:
1., in such scheme, the pressure of described step 2 mesohigh still is 5 ~ 10MPa.
2., in such scheme, the weight ratio of described tert-butyl hydroperoxide and sodium sulfite salt is 1:2.
3., in such scheme, in described step 3, the reaction temperature of reactor is 80 DEG C.
4., in such scheme, described step 4 is cooled to 40 DEG C.
Owing to technique scheme is used, the present invention compared with prior art has following advantages and an effect:
1. the present invention is for the manufacturing process of polypropylene protecting film, and it uses acrylic acid and combines ferrous sulfate, polyvinyl alcohol, The modified ethylene-vinyl acetate copolymer formed by ethylene, vinylacetate, cooperation Isooctyl acrylate monomer, di-2-ethylhexylphosphine oxide benzene Diamidogen and cumyl peroxide achieve EVA adhesive layer and have viscosity and pressure-sensitive, and pressure-sensitive modified EVA gluing at room temperature Oxidant layer is water-based system environmental protection, has no irritating odor, and is also convenient for the recycling of environmental protection protecting film and reclaims, greatly reducing dirt Dye；Secondly, adding 2 further, 5-dimethyl-2,5-bis-(tert-butyl hydroperoxide) hexane, Triallyl isocyanurate enter one Step improves the adhesive force of modified EVA adhesive layer and polypropylene film.
2. the present invention is for the manufacturing process of polypropylene protecting film, adds alkylphenol polyoxyethylene, diformazan in its system Base sulfoxide can make solid material be more easy to the material being soaked in water.By reducing its surface tension or interfacial tension, allow the water to launch On solid material surface, or penetrate its surface, and solid material moistening；Secondly, its interpolation PSI changes The compatibility of kind system and surface tension, be conducive to the lowest masking liquid that realizes in coating process to be coated with.
Detailed description of the invention
Below in conjunction with embodiment, the invention will be further described:
Embodiment 1 ~ 4: a kind of manufacturing process for polypropylene protecting film, described polypropylene protecting film include polypropylene film, Pressure-sensitive modified EVA adhesive layer and separated type material layer, described pressure-sensitive modified EVA adhesive layer is positioned at polypropylene film and release material Between the bed of material；
Described pressure-sensitive modified EVA adhesive layer is composed of the following components:
Table 1
Described modified EVA aqueous solution is obtained by following steps further:
Step one, by 20 ~ 40 parts of polyvinyl alcohol, 6 ~ 8 parts of Sodium isooctanoate., 2 ~ 4 parts of sulfurous acid potassium salt and 0.05 ~ 0.1 part of sulphuric acid Asia Dissolved ferric iron forms aqueous mixture in ionized water；
Step 2, the aqueous mixture of step one is put in autoclave, then be passed through the air that ethylene displaces in autoclave；
Step 3, material it is warming up to by reacting kettle jacketing water reaction temperature 80 DEG C and stirs, being implanted sequentially 100 parts of vinyl acetates Ester monomer, 10 ~ 20 parts of acrylic acid, 0.05 ~ 1 part of cumyl peroxide, 0.25 ~ 0.5 part of tert-butyl hydroperoxide, 0.5 ~ 1 part Sodium sulfite salt；
Step 4, it is cooled to 40 DEG C of described modified EVA aqueous solutions formed below.
Table 2
The pressure of above-mentioned steps two mesohigh still is 8MPa.
Table 3
When using above-mentioned environmental protection protecting film, it uses acrylic acid and combines ferrous sulfate, polyvinyl alcohol, modified by ethylene, vinegar The ethylene-vinyl acetate copolymer that vinyl acetate is formed, coordinates Isooctyl acrylate monomer, di-2-ethylhexylphosphine oxide phenylenediamine and peroxidating two different Propyl benzene achieves EVA adhesive layer and has viscosity and pressure-sensitive at room temperature, and pressure-sensitive modified EVA adhesive layer is water-based system ring Protect, have no irritating odor, be also convenient for the recycling of environmental protection protecting film and reclaim, greatly reducing pollution；Secondly, add further 2,5-dimethyl-2,5-two (tert-butyl hydroperoxide) hexane, Triallyl isocyanurate further increase modified EVA gluing Oxidant layer and the adhesive force of polypropylene film；Again, add alkylphenol polyoxyethylene in its system, dimethyl sulfoxide can make solid Material is more easy to the material being soaked in water.By reducing its surface tension or interfacial tension, allow the water to be deployed in solid material surface On, or penetrate its surface, and solid material moistening；Secondly, it adds PSI and improves the compatibility of system And surface tension, be conducive to the lowest masking liquid that realizes in coating process to be coated with.
Above-described embodiment, only for technology design and the feature of the explanation present invention, its object is to allow person skilled in the art Scholar will appreciate that present disclosure and implements according to this, can not limit the scope of the invention with this.All according to the present invention The equivalence that spirit is made changes or modifies, and all should contain within protection scope of the present invention.

Claims (5)

1. the manufacturing process for polypropylene protecting film, it is characterised in that: described polypropylene protecting film includes that polypropylene is thin Film, pressure-sensitive modified EVA adhesive layer and separated type material layer, described pressure-sensitive modified EVA adhesive layer be positioned at polypropylene film and from Between the section bar bed of material；
Described pressure-sensitive modified EVA adhesive layer is composed of the following components:
Modified EVA aqueous solution 100 parts,
Isooctyl acrylate monomer 10 ~ 20 parts,
Deionized water 20 ~ 30 parts,
Cumyl peroxide 5 ~ 8 parts,
Di-2-ethylhexylphosphine oxide phenylenediamine 4 ~ 6 parts,
PSI 3 ~ 5 parts,
2,5-dimethyl-2,5-bis-(tert-butyl hydroperoxide) hexane 2 ~ 4 parts,
Triallyl isocyanurate 1 ~ 2 part,
1 ~ 2 part of terpenes tree,
Alkylphenol polyoxyethylene 0.5 ~ 2 part；
Dimethyl sulfoxide 0.5 ~ 1 part,
Described modified EVA aqueous solution is obtained by following steps further:
Step one, by 20 ~ 40 parts of polyvinyl alcohol, 6 ~ 8 parts of Sodium isooctanoate., 2 ~ 4 parts of sulfurous acid potassium salt and 0.05 ~ 0.1 part of sulphuric acid Asia Dissolved ferric iron forms aqueous mixture in ionized water；
Step 2, the aqueous mixture of step one is put in autoclave, then be passed through the air that ethylene displaces in autoclave；
Step 3, reactor material is heated up and stirs, be implanted sequentially 100 parts of vinylacetates of monomer, 10 ~ 20 parts of acrylic acid, 0.05 ~ 1 part of cumyl peroxide, 0.25 ~ 0.5 part of tert-butyl hydroperoxide, 0.5 ~ 1 part of sodium sulfite salt；
Step 4, cooling form described modified EVA aqueous solution.
Manufacturing process for polypropylene protecting film the most according to claim 1, it is characterised in that: high in described step 2 The pressure of pressure still is 5 ~ 10MPa.
Manufacturing process for polypropylene protecting film the most according to claim 1, it is characterised in that: described t-butyl peroxy The weight ratio changing hydrogen and sodium sulfite salt is 1:2.
Manufacturing process for polypropylene protecting film the most according to claim 1, it is characterised in that: anti-in described step 3 The reaction temperature answering still is 80 DEG C.
Manufacturing process for polypropylene protecting film the most according to claim 1, it is characterised in that: described step 4 drops Temperature is to 40 DEG C.
CN201610544067.0A 2016-07-12 2016-07-12 Manufacturing process for polypropylene protective film Active CN106183296B (en)

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Application Number Priority Date Filing Date Title
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CN106183296B CN106183296B (en) 2018-09-18

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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1592756A1 (en) * 2003-02-14 2005-11-09 National Starch and Chemical Investment Holding Corporation Hot melt adhesive composition
CN104479577A (en) * 2014-11-24 2015-04-01 苏州斯迪克新材料科技股份有限公司 Waterproof acrylic acid adhesive tape and preparation method thereof

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1592756A1 (en) * 2003-02-14 2005-11-09 National Starch and Chemical Investment Holding Corporation Hot melt adhesive composition
CN104479577A (en) * 2014-11-24 2015-04-01 苏州斯迪克新材料科技股份有限公司 Waterproof acrylic acid adhesive tape and preparation method thereof

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