CN109943250B - Glue residue prevention silica gel protective film for manufacturing process - Google Patents

Glue residue prevention silica gel protective film for manufacturing process Download PDF

Info

Publication number
CN109943250B
CN109943250B CN201910246301.5A CN201910246301A CN109943250B CN 109943250 B CN109943250 B CN 109943250B CN 201910246301 A CN201910246301 A CN 201910246301A CN 109943250 B CN109943250 B CN 109943250B
Authority
CN
China
Prior art keywords
parts
protective film
silica gel
film
layer
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201910246301.5A
Other languages
Chinese (zh)
Other versions
CN109943250A (en
Inventor
夏厚君
涂大记
潘华
杨晓明
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Ouren New Materials Co ltd
Original Assignee
Zhejiang Ouren New Materials Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zhejiang Ouren New Materials Co ltd filed Critical Zhejiang Ouren New Materials Co ltd
Priority to CN202110891001.XA priority Critical patent/CN113980601B/en
Priority to CN201910246301.5A priority patent/CN109943250B/en
Priority to CN202110901438.7A priority patent/CN113801599B/en
Publication of CN109943250A publication Critical patent/CN109943250A/en
Application granted granted Critical
Publication of CN109943250B publication Critical patent/CN109943250B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • 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
    • C09J7/00—Adhesives in the form of films or foils
    • C09J7/20—Adhesives in the form of films or foils characterised by their carriers
    • C09J7/29—Laminated material
    • 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
    • C09J183/00—Adhesives based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon only; Adhesives based on derivatives of such polymers
    • C09J183/04—Polysiloxanes
    • 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
    • C09J7/00—Adhesives in the form of films or foils
    • C09J7/30—Adhesives in the form of films or foils characterised by the adhesive composition
    • 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
    • C09J9/00—Adhesives characterised by their physical nature or the effects produced, e.g. glue sticks
    • C09J9/02—Electrically-conducting adhesives
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
    • C08K2201/001—Conductive additives
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
    • C08K2201/011—Nanostructured additives
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
    • C08K2201/017—Additives being an antistatic agent
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/04—Antistatic
    • 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
    • C09J2203/00—Applications of adhesives in processes or use of adhesives in the form of films or foils
    • C09J2203/326—Applications of adhesives in processes or use of adhesives in the form of films or foils for bonding electronic components such as wafers, chips or semiconductors
    • 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
    • C09J2301/10—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet
    • C09J2301/12—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the arrangement of layers
    • C09J2301/122—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the arrangement of layers the adhesive layer being present only on one side of the carrier, e.g. single-sided adhesive tape
    • 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
    • C09J2301/10—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet
    • C09J2301/16—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the structure of the carrier layer
    • C09J2301/162—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the structure of the carrier layer the carrier being a laminate constituted by plastic layers only
    • 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
    • C09J2301/40—Additional features of adhesives in the form of films or foils characterized by the presence of essential components
    • C09J2301/408—Additional features of adhesives in the form of films or foils characterized by the presence of essential components additives as essential feature of the adhesive layer
    • 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
    • C09J2423/00—Presence of polyolefin
    • C09J2423/04—Presence of homo or copolymers of ethene
    • C09J2423/046—Presence of homo or copolymers of ethene in the substrate
    • 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
    • C09J2467/00—Presence of polyester
    • C09J2467/006—Presence of polyester in the substrate

Landscapes

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

Abstract

The invention discloses an anti-adhesive residue silica gel protective film for a manufacturing process, which comprises a substrate layer and an organic silica gel layer coated on the surface of the substrate layer, wherein the organic silica gel layer consists of the following components: 200-350 parts of methyl vinyl silicone rubber, 10-40 parts of polyisoprene rubber, 10-25 parts of silicone resin, 2-6 parts of vinyl silicone oil, 0.5-5 parts of hydrogen-containing silicone oil, 0.3-4 parts of 3-thiocyanatopropyltriethoxysilane, 0.3-2 parts of 2-aminobenzimidazole, 0.5-3 parts of methylbutinol, 0.5-2 parts of platinum catalyst, 0.3-1 part of cyclohexanone peroxide, 0.2-3.8 parts of nano graphite powder, 1-3 parts of potassium monododecyl phosphate, 400-600 parts of toluene and 250-400 parts of ethyl acetate; the protective film is moderate in viscosity, the problem that the edge is warped and even falls off is not easy to occur in the using process, the residual glue is easy to remove, and the process requirement of temporary fixation in the manufacturing process of the mobile phone can be met.

Description

Glue residue prevention silica gel protective film for manufacturing process
Technical Field
The invention relates to a protective film, in particular to an anti-adhesive residue silica gel protective film for a manufacturing process.
Background
Before the smart phone is assembled, the periphery of the frame of the smart phone needs to be pasted and temporarily fixed by a medium-viscosity protective film, and after the smart phone is assembled, the protective film pasted on the periphery of the frame is torn off. At present, the protective film comes from foreign suppliers, and the products made in China have the following technical problems and can not replace imported products, and the main problems are that: 1. the viscosity is too low or too high, so that edge lifting and even falling off occur in the using process, or residual glue is generated in the removing process; 2. the base material is too hard or too soft, so that the edge is easy to warp or the base material is easy to break; 3. the antistatic effect is not good, and the automatic continuous production is influenced.
Therefore, the development and development of the protective film which has moderate viscosity, easy removal and excellent antistatic effect to replace imported products have important economic and social benefits.
Disclosure of Invention
The invention aims to provide an adhesive residue prevention silica gel protective film for a manufacturing process, which is moderate in viscosity, easy to remove and excellent in antistatic effect, does not have adhesive residue, and can meet the process requirement of temporary fixation in the manufacturing process of a smart phone.
In order to achieve the purpose, the invention adopts the technical scheme that: the anti-adhesive-residue silica gel protective film for the manufacturing process comprises a base material layer and an organic silicon adhesive layer coated on the surface of the base material layer, wherein the base material layer further comprises a PET film and a PE film, and the PET film and the PE film are compounded together through an adhesive layer;
the organic silica gel layer comprises the following components in parts by weight:
200 to 350 parts of methyl vinyl silicone rubber,
10-40 parts of polyisoprene rubber,
10-25 parts of silicone resin,
2-6 parts of vinyl silicone oil,
0.5 to 5 parts of hydrogen-containing silicone oil,
0.3 to 4 parts of 3-thiocyanatopropyltriethoxysilane,
0.3 to 2 parts of 2-aminobenzimidazole,
0.5 to 3 parts of methylbutinol,
0.5 to 2 parts of a platinum catalyst,
0.3 to 1 part of cyclohexanone peroxide,
0.2 to 3.8 portions of nano graphite powder,
1-3 parts of potassium monododecyl phosphate,
400-600 parts of toluene,
250-400 parts of ethyl acetate.
The technical scheme of further improvement in the technical scheme is as follows:
1. in the scheme, the thickness of the PET film is 15-25 mu m.
2. In the scheme, the thickness of the PE film is 15-25 mu m.
3. In the scheme, the thickness of the adhesive layer is 5-15 mu m.
4. In the above scheme, the adhesive layer is a polyester adhesive layer.
5. In the scheme, the thickness of the organic silica gel layer is 10-30 mu m.
6. In the scheme, the hydrogen content of the hydrogen-containing silicone oil is 0.1-1.2%.
7. In the above scheme, the platinum catalyst is selected from one or more of chloroplatinic acid, chloroplatinic acid/alkenylsiloxane complexes, and chloroplatinic acid/olefin complexes.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
1. the anti-adhesive-residue silica gel protective film for the manufacturing process adopts the PET/PE composite film as the base material, the composite film has the good mechanical property of the PET film and the flexibility of the PE film, the edge is not easy to warp when the composite film is used as the base material of the protective film, and the composite film is not easy to break when being stretched and peeled; in addition, the organic silicon adhesive with a special formula is adopted, the stripping force is moderate, the cohesion is strong, the problem that the protective film is not prone to edge warping or even falling off in the using process is solved, the protective film is easy to remove, and no residual adhesive is left when the protective film is taken down.
2. According to the anti-adhesive-residue silica gel protective film for the manufacturing process, the organic silicon adhesive formula is additionally added with 0.3-2 parts of 2-aminobenzimidazole and 1-3 parts of potassium monododecyl phosphate on the basis of 0.2-3.8 parts of nano graphite powder, so that the antistatic effect is remarkably improved, and the surface resistivity is remarkably improvedUp to 107And the adhesive is used for a protective film for manufacturing process, can solve the problem that automatic continuous production is influenced due to the fact that static electricity cannot be discharged, and reduces labor and time cost in the production process.
Drawings
FIG. 1 is a schematic view of a structure of a protective film for preventing residual glue on a silicon substrate.
In the above drawings: 1. a substrate layer; 101. a PET film; 102. an adhesive layer; 103. a PE film; 2. and (4) an organic silica gel layer.
Detailed Description
The invention is further described below with reference to the following examples:
examples 1 to 4: the anti-adhesive-residue silica gel protective film for the manufacturing process comprises a substrate layer 1 and an organic silica gel layer 2 coated on the surface of the substrate layer 1, wherein the substrate layer 1 further comprises a PET film 101 and a PE film 103, and the PET film 101 and the PE film 103 are compounded together through an adhesive layer 102;
the thickness of the PET film 101 is 20 micrometers, the thickness of the PE film 103 is 20 micrometers, the thickness of the adhesive layer 102 is 10 micrometers, and the thickness of the organic silica gel layer 2 is 15 micrometers;
the adhesive layer 102 is a polyester adhesive layer.
The organic silica gel layer 2 is composed of the following components in parts by weight:
TABLE 1
Components Example 1 Example 2 Example 3 Example 4
Methyl vinyl silicone rubber 270 200 300 350
Polyisoprene rubberGlue 40 15 30 20
Silicone resin 10 20 25 15
Vinyl silicone oil 6 5 4 2
Hydrogen-containing silicone oil 5 4 0.5 2
3-thiocyanatopropyltriethoxysilane 1.8 0.3 2.5 4
2-aminobenzimidazole 0.8 2 0.3 1.5
Methyl butynol 1 0.5 2 3
Platinum catalyst 2 1.5 1 0.5
Cyclohexanone peroxide 1 0.5 0.7 0.3
Nano graphite powder 1.5 0.2 3.8 2.5
Potassium monododecyl phosphate 2.5 1 2 3
Toluene 500 600 400 450
Ethyl acetate 400 250 330 270
The preparation method of the glue residue prevention silica gel protective film for the manufacturing process comprises the following steps:
s1, coating an adhesive on the surface of a PET film 101, drying to form an adhesive layer 102, and then compounding the PET film 101 and a PE film 103 in a hot pressing manner to obtain a substrate layer 1;
s2, uniformly mixing 200-350 parts of methyl vinyl silicone rubber, 10-40 parts of polyisoprene rubber, 10-25 parts of silicone resin, 2-6 parts of vinyl silicone oil, 0.5-5 parts of hydrogen-containing silicone oil, 0.3-4 parts of 3-thiocyanatopropyltriethoxysilane, 0.3-2 parts of 2-aminobenzimidazole, 0.2-3.8 parts of nano graphite powder, 1-3 parts of potassium monododecyl phosphate, 400-600 parts of toluene and 250-400 parts of ethyl acetate, stirring for 30-60 min, then adding 0.5-3 parts of methylbutynol, 0.5-2 parts of platinum catalyst and 0.3-1 part of cyclohexanone peroxide, and stirring for 10-20 min to prepare the organic silicon adhesive;
s3, uniformly coating the organic silicon adhesive on the surface of the substrate layer 1, and curing at 140-150 ℃ to form an organic silicon adhesive layer 2 to obtain a semi-finished product of the protective film;
and S4, cutting the semi-finished product of the protective film into strips according to the requirement to obtain the residual glue preventing silica gel protective film for the manufacturing process.
Comparative examples 1 to 3: a protective film comprises a substrate layer 1 and an organic silica gel layer 2 coated on the surface of the substrate layer 1, wherein the substrate layer 1 further comprises a PET film 101 and a PE film 103, and the PET film 101 and the PE film 103 are compounded together through an adhesive layer 102;
the thickness of the PET film 101 is 20 micrometers, the thickness of the PE film 103 is 20 micrometers, the thickness of the adhesive layer 102 is 10 micrometers, and the thickness of the organic silica gel layer 2 is 15 micrometers;
the adhesive layer 102 is a polyester adhesive layer.
The organic silica gel layer 2 is composed of the following components in parts by weight:
TABLE 2
Components Comparative example 1 Comparative example 2 Comparative example 3
Methyl vinyl silicone rubber 200 300 350
Polyisoprene rubber 40 - 25
Silicone resin 10 15 25
Vinyl silicone oil 5 4 2
Hydrogen-containing silicone oil 2 5 0.5
3-thiocyanatopropyltriethoxysilane - 0.3 2.5
2-aminobenzimidazole 0.8 - 0.3
Methyl butynol 3 0.5 1
Platinum catalyst 2 1.5 1
Cyclohexanone peroxide 1 0.3 -
Nano graphite powder - 2.5 3.5
Potassium monododecyl phosphate 3 1 -
Toluene 500 600 400
Ethyl acetate 350 250 400
The preparation process is the same as the embodiment.
The product performance of the protective films prepared in the above examples 1 to 4 and comparative examples 1 to 3 is shown in table 3:
TABLE 3
Figure 1
As shown in the evaluation results of table 3, the peeling force of the anti-adhesive residue silica gel protective film for the manufacturing process in the embodiments of the present invention is moderate, the problem of edge lifting and even falling off is not easy to occur during the use process, and the protective film is easy to remove without leaving adhesive residue when being taken down; the surface resistivity of the protective film is obviously lower than that of the protective film prepared in each proportion, and the problem that the automatic continuous production is influenced because static electricity cannot be discharged can be solved.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims (8)

1. The utility model provides a processing procedure is with preventing incomplete glue silica gel protection film which characterized in that: the adhesive comprises a substrate layer (1) and an organic silica gel layer (2) coated on the surface of the substrate layer (1), wherein the substrate layer (1) further comprises a PET film (101) and a PE film (103), and the PET film (101) and the PE film (103) are compounded together through an adhesive layer (102);
the organic silica gel layer (2) is composed of the following components in parts by weight:
200 to 350 parts of methyl vinyl silicone rubber,
10-40 parts of polyisoprene rubber,
10-25 parts of silicone resin,
2-6 parts of vinyl silicone oil,
0.5 to 5 parts of hydrogen-containing silicone oil,
0.3 to 4 parts of 3-thiocyanatopropyltriethoxysilane,
0.3 to 2 parts of 2-aminobenzimidazole,
0.5 to 3 parts of methylbutinol,
0.5 to 2 parts of a platinum catalyst,
0.3 to 1 part of cyclohexanone peroxide,
0.2 to 3.8 portions of nano graphite powder,
1-3 parts of potassium monododecyl phosphate,
400-600 parts of toluene,
250-400 parts of ethyl acetate.
2. The protective film of claim 1, wherein: the thickness of the PET film (101) is 15-25 mu m.
3. The protective film of claim 1, wherein: the thickness of the PE film (103) is 15-25 mu m.
4. The protective film of claim 1, wherein: the thickness of the adhesive layer (102) is 5-15 μm.
5. The protective film of claim 1, wherein: the adhesive layer (102) is a polyester adhesive layer.
6. The protective film of claim 1, wherein: the thickness of the organic silica gel layer (2) is 10-30 mu m.
7. The protective film of claim 1, wherein: the hydrogen content of the hydrogen-containing silicone oil is 0.1-1.2%.
8. The protective film of claim 1, wherein: the platinum catalyst is selected from one or more of chloroplatinic acid, chloroplatinic acid/alkenylsiloxane complexes, and chloroplatinic acid/olefin complexes.
CN201910246301.5A 2019-03-29 2019-03-29 Glue residue prevention silica gel protective film for manufacturing process Active CN109943250B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN202110891001.XA CN113980601B (en) 2019-03-29 2019-03-29 Antistatic protective film
CN201910246301.5A CN109943250B (en) 2019-03-29 2019-03-29 Glue residue prevention silica gel protective film for manufacturing process
CN202110901438.7A CN113801599B (en) 2019-03-29 2019-03-29 Process protective film for electronic product

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910246301.5A CN109943250B (en) 2019-03-29 2019-03-29 Glue residue prevention silica gel protective film for manufacturing process

Related Child Applications (2)

Application Number Title Priority Date Filing Date
CN202110891001.XA Division CN113980601B (en) 2019-03-29 2019-03-29 Antistatic protective film
CN202110901438.7A Division CN113801599B (en) 2019-03-29 2019-03-29 Process protective film for electronic product

Publications (2)

Publication Number Publication Date
CN109943250A CN109943250A (en) 2019-06-28
CN109943250B true CN109943250B (en) 2021-06-25

Family

ID=67012682

Family Applications (3)

Application Number Title Priority Date Filing Date
CN201910246301.5A Active CN109943250B (en) 2019-03-29 2019-03-29 Glue residue prevention silica gel protective film for manufacturing process
CN202110901438.7A Active CN113801599B (en) 2019-03-29 2019-03-29 Process protective film for electronic product
CN202110891001.XA Active CN113980601B (en) 2019-03-29 2019-03-29 Antistatic protective film

Family Applications After (2)

Application Number Title Priority Date Filing Date
CN202110901438.7A Active CN113801599B (en) 2019-03-29 2019-03-29 Process protective film for electronic product
CN202110891001.XA Active CN113980601B (en) 2019-03-29 2019-03-29 Antistatic protective film

Country Status (1)

Country Link
CN (3) CN109943250B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110577661B (en) * 2019-09-26 2022-02-01 江苏中迪新材料技术有限公司 Silicone membrane, heat-conducting silicone sheet and preparation method thereof
CN112710145B (en) * 2021-01-22 2022-07-08 安徽点浩商标科技有限公司 Silica gel not easy to be stained with ash and tunnel type drying oven for production thereof
CN116656252B (en) * 2023-05-27 2023-11-28 东莞市华驰高分子材料有限公司 Non-residual tearable protective film and preparation method thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN205800372U (en) * 2016-06-23 2016-12-14 皇冠（太仓）胶粘制品有限公司 A kind of anti-static silica gel protecting film
CN106626652A (en) * 2016-12-02 2017-05-10 德施普科技发展温州有限公司 Solvent-free composite PET/PE (Polyethylene Terephthalate/Polyethylene) film and preparation process thereof
CN109263210A (en) * 2018-09-29 2019-01-25 太仓斯迪克新材料科技有限公司 A kind of Multifunctional silica gel protective film

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102627003A (en) * 2012-02-13 2012-08-08 京东方科技集团股份有限公司 Electrostatic protective film, display device and preparation method of electrostatic protective film
CN104479366B (en) * 2015-01-05 2017-05-03 深圳市摩码科技有限公司 Self-adsorption and self-exhaust silica gel, self-adsorption and self-exhaust silica gel preparation method and tempered glass protection film applying self-adsorption and self-exhaust silica gel
CN104875441B (en) * 2015-05-26 2017-10-27 江苏斯迪克新材料科技股份有限公司 Use for electronic products shielding protection film
CN105157891B (en) * 2015-07-15 2018-05-11 深圳市慧瑞电子材料有限公司 The stretching-sensitive sensor and its manufacture method of a kind of negative resistance effect
CN105176370B (en) * 2015-07-27 2018-05-22 东莞市纳利光学材料有限公司 A kind of protective film and its manufacturing method for being bonded arc side
CN108276923A (en) * 2018-02-02 2018-07-13 苏州城邦达力材料科技有限公司 A kind of UV visbreakings composition, UV visbreaking films and preparation method thereof
CN109081334B (en) * 2018-10-31 2022-01-04 山东大学 Amidation modified graphene oxide and preparation method and application thereof
CN109504298A (en) * 2018-11-26 2019-03-22 浙江欧仁新材料有限公司 The preparation method of anti-scratching wearproof silica gel screen protecting film

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN205800372U (en) * 2016-06-23 2016-12-14 皇冠（太仓）胶粘制品有限公司 A kind of anti-static silica gel protecting film
CN106626652A (en) * 2016-12-02 2017-05-10 德施普科技发展温州有限公司 Solvent-free composite PET/PE (Polyethylene Terephthalate/Polyethylene) film and preparation process thereof
CN109263210A (en) * 2018-09-29 2019-01-25 太仓斯迪克新材料科技有限公司 A kind of Multifunctional silica gel protective film

Also Published As

Publication number Publication date
CN113980601A (en) 2022-01-28
CN113801599A (en) 2021-12-17
CN109943250A (en) 2019-06-28
CN113801599B (en) 2022-12-02
CN113980601B (en) 2022-12-27

Similar Documents

Publication Publication Date Title
CN109957347B (en) Preparation method of antistatic silica gel protective film
CN109943250B (en) Glue residue prevention silica gel protective film for manufacturing process
CN109266236B (en) High-temperature viscosity-reducing adhesive tape and preparation method thereof
CN205800372U (en) A kind of anti-static silica gel protecting film
CN102533158A (en) Pressure-sensitive adhesive and pressure-sensitive adhesive tape, and preparation method thereof
CN113436781B (en) Abrasion-resistant conductive paste and preparation method thereof
CN108864977A (en) A kind of cover-plate glass processing procedure or shipment PET protection film and preparation method
CN111154428A (en) Antistatic UV (ultraviolet) anti-sticking adhesive tape and preparation method thereof
CN103524926A (en) Reactive peelable adhesive and manufacturing method thereof
CN103740294B (en) Anti-dazzle acrylic sticker
CN113845861A (en) Low-climbing organic silicon protective film and preparation method thereof
CN113308005A (en) High-strength antistatic 3D sheet and preparation method thereof
CN112852323A (en) PET (polyethylene terephthalate) anti-static acrylic protective film and preparation method thereof
CN115322697A (en) Low-temperature foaming type thermal viscosity-reducing adhesive tape and preparation method and application thereof
CN110254011A (en) Transparent PET Anti-static release liner and preparation process
CN214528826U (en) High-viscosity shielding antistatic adhesive tape
CN108690511A (en) A kind of high-temperature resistant conducting glue band glue and preparation method thereof
CN112194998A (en) Silica gel film and preparation method thereof
CN104952702B (en) Semiconductor devices and preparation method thereof
CN111234725A (en) PU protective film with extremely low film tearing voltage and preparation method thereof
CN113604167A (en) Non-silicon transfer protective film and preparation method thereof
CN204097391U (en) The ultra-thin one-faced tapes of a kind of black
CN204097388U (en) A kind of white ultra-thin one-faced tapes
CN209794749U (en) Silicone oil release film with ultra-light internal release force of 3g
CN203938636U (en) A kind of anti-electrostatic protecting film for negative film

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant