CN110003513A - A kind of ultralight release film - Google Patents
A kind of ultralight release film Download PDFInfo
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- CN110003513A CN110003513A CN201910142242.7A CN201910142242A CN110003513A CN 110003513 A CN110003513 A CN 110003513A CN 201910142242 A CN201910142242 A CN 201910142242A CN 110003513 A CN110003513 A CN 110003513A
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- ultralight
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/04—Coating
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/20—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes for coatings strippable as coherent films, e.g. temporary coatings strippable as coherent films
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2367/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Laminated Bodies (AREA)
Abstract
The invention discloses a kind of ultralight release films, it include transparent biaxial stretching polyester PET film, the transparent biaxial stretching polyester PET film includes the corona surface by sided corona treatment, ultralight release layer is coated on the corona surface, the ultralight release layer is formed by being coated on corona surface after 6-10 parts of butanone, 26-30 parts of 120# gasoline, 2-5 parts of isopropanol, 1-2 parts of ultralight mould release, 8-12 parts of off-type force regulator, 18-22 parts of crosslinking agent, 15-20 parts of attachment additive, 20-30 parts of catalyst and 0.2-0.5 parts of silicon powder hybrid modulation.Ultralight release film of the invention, can especially be effectively improved tacky phenomenon, moreover it is possible to be effectively improved and control the generation that its stability reduces defective products when in use at the problems such as effectively eliminating the rainbow, piebald, lines of release film surface.
Description
Technical field
The invention belongs to release technical field of membrane, and in particular to a kind of ultralight release film.
Background technique
Release film refers to that film surface can have the film of differentiation, and release film contacts under limited conditions with specific material
Do not have viscosity or slight viscosity afterwards.The surface of release film has one layer of release layer, and release layer is by mould release, additive etc.
Mixing preparation forms.Ultralight release film is suitble to the electronic products such as all mobile phone auxiliary materials and camera, is fitted in mobile phone TP foam
It can be easily separated and protect after capable of effectively allowing its TP foam rubber and double-sided adhesive to be bonded above the electronic products double-sided adhesive such as glue and camera
Glue-line.The off-type force of existing ultralight release film is very unstable, can not accurately control off-type force according to customer requirement.
Summary of the invention
In order to solve the above technical problems, the technical solution adopted by the present invention is that: a kind of ultralight release film includes transparent double
To stretched polyester PET film, the transparent biaxial stretching polyester PET film includes the corona surface by sided corona treatment, described
Ultralight release layer is coated on corona surface, the ultralight release layer is by 6-10 parts of butanone, 26-30 parts of 120# gasoline, 2-5 parts
Isopropanol, 1-2 parts of ultralight mould release, 8-12 parts of off-type force regulator, 18-22 parts of crosslinking agent, 15-20 parts of attachment
It is coated on corona surface and is formed after additive, 20-30 parts of catalyst and 0.2-0.5 parts of silicon powder hybrid modulation.
Transparent biaxial stretching polyester PET film with a thickness of 12um-188um, the ultralight mould release is Dow Corning Corporation
9106 type mould releases of production, the off-type force regulator are 7201 type mould releases of Dow Corning Corporation's production, the crosslinking agent
For 7028 type crosslinking agents of the Dow Chemical Company, the attachment additive is that 9250 types of the Dow Chemical Company adhere to additive, the catalysis
Agent is 4000 type catalyst of the Dow Chemical Company.
Ultralight release layer include 8 parts butanone, 28 parts of 120# gasoline, 3 parts of isopropanol, 1 part of ultralight mould release,
10 parts of off-type force regulator, 20 parts of crosslinking agent, 18 parts of attachment additive, 25 parts of catalyst and 0.3 part of silicon powder.
The hybrid modulation process of ultralight release layer successively includes:
1) diluent: butanone, 120# gasoline, isopropanol are successively sequentially added into agitator and use agitator air at the uniform velocity
Stirring 2 minutes forms mixed solvent；
2) silicon powder is slowly added into the in the mixed solvent stirred evenly and continues stirring 15 minutes；
3) ultralight mould release is slowly added into stirred evenly the in the mixed solvent containing silicon powder continue stirring 10 minutes；
4) off-type force regulator is slowly added into again after small glass is first stirred with glass bar, is stirred 3 minutes；
5) crosslinking agent is slowly added into again after small glass is first stirred with glass bar, is stirred 2 minutes；
6) attachment additive is slowly added into again after small glass is first stirred with glass bar, is stirred 1 minute；
7) catalyst is slowly added into again after small glass is first stirred with glass bar, is stirred 2 minutes.
The beneficial effects of the present invention are: ultralight release film of the invention, effectively eliminate the rainbow of release film surface, piebald,
The problems such as lines, can especially be effectively improved tacky phenomenon, moreover it is possible to be effectively improved and control its stability and reduce when in use
The generation of defective products.
Detailed description of the invention
Fig. 1 is the off-type force test structural analysis figure of the release layer formula release film of tradition；
Fig. 2 is the off-type force test structural analysis figure of the release layer formula release film of the present invention.
Specific embodiment
Embodiment 1
A kind of ultralight release film includes the transparent biaxial stretching polyester PET film with a thickness of 20um, described transparent two-way
Stretched polyester PET film includes the corona surface by sided corona treatment, and ultralight release layer is coated on the corona surface, described super
Light release layer is by 6 parts of butanone, 26 parts of 120# gasoline, 2 parts of isopropanol, 1 part of ultralight mould release, 8 parts of off-type force tune
It is coated after section agent, 18 parts of crosslinking agent, 15 parts of attachment additive, 20 parts of catalyst and 0.2 part of silicon powder hybrid modulation
It is formed on corona surface.
The ultralight mould release is 9106 type mould releases of Dow Corning Corporation's production, and the off-type force regulator is DOW CORNING
7201 type mould releases of company's production, the crosslinking agent are 7028 type crosslinking agents of the Dow Chemical Company, and the attachment additive is pottery
9250 types of family name company adhere to additive, and the catalyst is 4000 type catalyst of the Dow Chemical Company.The mixing of ultralight release layer
Modulated process successively includes:
1) diluent: butanone, 120# gasoline, isopropanol are successively sequentially added into agitator and use agitator air at the uniform velocity
Stirring 2 minutes forms mixed solvent；
2) silicon powder is slowly added into the in the mixed solvent stirred evenly and continues stirring 15 minutes；
3) ultralight mould release (9106), which is slowly added into, has stirred evenly the in the mixed solvent containing silicon powder and continues stirring 10
Minute；
4) off-type force regulator (7201) is slowly added into again after small glass is first stirred with glass bar, is stirred 3 minutes；
5) crosslinking agent (7028) is slowly added into again after small glass is first stirred with glass bar, is stirred 2 minutes；
6) attachment additive (9250) is slowly added into again after small glass is first stirred with glass bar, is stirred 1 minute；
7) catalyst (4000) is slowly added into again after small glass is first stirred with glass bar, is stirred 2 minutes.
Embodiment 2
A kind of ultralight release film includes the transparent biaxial stretching polyester PET film with a thickness of 150um, described transparent double
To the corona surface that stretched polyester PET film includes by sided corona treatment, ultralight release layer is coated on the corona surface, it is described
Ultralight release layer is by 10 parts of butanone, 30 parts of 120# gasoline, 5 parts of isopropanol, 2 parts of ultralight mould release, 12 parts release
After power regulator, 22 parts of crosslinking agent, 20 parts of attachment additive, 30 parts of catalyst and 0.5 part of silicon powder hybrid modulation
Coated in being formed on corona surface.
The ultralight mould release is 9106 type mould releases of Dow Corning Corporation's production, and the off-type force regulator is DOW CORNING
7201 type mould releases of company's production, the crosslinking agent are 7028 type crosslinking agents of the Dow Chemical Company, and the attachment additive is pottery
9250 types of family name company adhere to additive, and the catalyst is 4000 type catalyst of the Dow Chemical Company.
Embodiment 3
A kind of ultralight release film includes the transparent biaxial stretching polyester PET film with a thickness of 70um, described transparent two-way
Stretched polyester PET film includes the corona surface by sided corona treatment, and ultralight release layer is coated on the corona surface, described super
Light release layer is by 8 parts of butanone, 28 parts of 120# gasoline, 3 parts of isopropanol, 1 part of ultralight mould release, 10 parts of off-type force tune
It is coated after section agent, 20 parts of crosslinking agent, 18 parts of attachment additive, 25 parts of catalyst and 0.3 part of silicon powder hybrid modulation
It is formed on corona surface.
The ultralight mould release is 9106 type mould releases of Dow Corning Corporation's production, and the off-type force regulator is DOW CORNING
7201 type mould releases of company's production, the crosslinking agent are 7028 type crosslinking agents of the Dow Chemical Company, and the attachment additive is pottery
9250 types of family name company adhere to additive, and the catalyst is 4000 type catalyst of the Dow Chemical Company.
Off-type force detection data using the release paper of the release layer formula preparation of tradition is as follows:
| Title material | Material number | Width (mm) | Maximum, force (gf) | Minimum force (gf) | Mean force (gf) | |
| 1 | Sample 1 | 1 | 25.00 | 8.72 | 0.52 | 3.23 |
| 2 | Sample 2 | 1 | 25.00 | 6.53 | 2.47 | 4.51 |
| 3 | Sample 3 | 1 | 25.00 | 10.14 | 0.16 | 2.48 |
| Maximum, force | 0.00 | 1.00 | 25.00 | 10.14 | 2.47 | 4.51 |
| Minimum force | 0.00 | 1.00 | 25.00 | 6.53 | 0.16 | 2.48 |
| Average value | 0.00 | 1.00 | 25.00 | 8.46 | 1.05 | 3.41 |
The discrete distribution curve of the off-type force of three parts of samples is as shown in Figure 1.
The off-type force detection data of the release film prepared in application embodiment 1,2,3 is as follows:
| Title material | Material number | Width (mm) | Maximum, force (gf) | Minimum force (gf) | Mean force (gf) | |
| 1 | Embodiment 1 | 1 | 25.00 | 8.72 | 0.52 | 3.23 |
| 2 | Embodiment 2 | 1 | 25.00 | 6.53 | 2.47 | 4.51 |
| 3 | Embodiment 3 | 1 | 25.00 | 10.14 | 0.16 | 2.48 |
| Maximum, force | 0.00 | 1.00 | 25.00 | 10.14 | 2.47 | 4.51 |
| Minimum force | 0.00 | 1.00 | 25.00 | 6.53 | 0.16 | 2.48 |
| Average value | 0.00 | 1.00 | 25.00 | 8.46 | 1.05 | 3.41 |
The discrete distribution curve of off-type force of embodiment 1,2,3 is as shown in Figure 2.
The test data and Figure of description 1 and 2 of comparative example 1,2,3 and traditional release layer formulation samples 1,2,3
It can be found that the release film made of present invention process, off-type force is more stable, can accurately control the release of release film
Power complies with customer requirement.
The preferred embodiment of the present invention has been described in detail above, it should be understood that those skilled in the art without
It needs creative work according to the present invention can conceive and makes many modifications and variations, therefore, all technologies in the art
Personnel are available by logical analysis, reasoning, or a limited experiment on the basis of existing technology under this invention's idea
Technical solution, all should be within the scope of protection determined by the claims.
Claims (4)
1. a kind of ultralight release film, which is characterized in that it include transparent biaxial stretching polyester PET film, the transparent two-way drawing
Stretching polyester PET thin film includes the corona surface by sided corona treatment, and ultralight release layer is coated on the corona surface, described ultralight
Release layer is by 6-10 parts of butanone, 26-30 parts of 120# gasoline, 2-5 parts of isopropanol, 1-2 parts of ultralight mould release, 8-12 parts
Off-type force regulator, 18-22 parts of crosslinking agent, 15-20 parts of attachment additive, 20-30 parts of catalyst and 0.2-0.5
It is coated on corona surface and is formed after the silicon powder hybrid modulation of part.
2. ultralight release film as described in claim 1, which is characterized in that the thickness of the transparent biaxial stretching polyester PET film
Degree is 12um-188um, and the ultralight mould release is 9106 type mould releases of Dow Corning Corporation's production, the off-type force regulator
For 7201 type mould releases of Dow Corning Corporation's production, the crosslinking agent is 7028 type crosslinking agents of the Dow Chemical Company, and the attachment adds
9250 types that agent is the Dow Chemical Company are added to adhere to additive, the catalyst is 4000 type catalyst of the Dow Chemical Company.
3. ultralight release film as claimed in claim 2, which is characterized in that the ultralight release layer include 8 parts butanone, 28
120# gasoline, 3 parts of the isopropanol, 1 part of ultralight mould release, 10 parts of off-type force regulator, 20 parts of crosslinking agent, 18 parts of part
Attachment additive, 25 parts of catalyst and 0.3 part of silicon powder.
4. ultralight release film as claimed in claim 3, which is characterized in that the hybrid modulation process of the ultralight release layer is successively
Include:
1) diluent: butanone, 120# gasoline, isopropanol are successively sequentially added into agitator and at the uniform velocity stirred using agitator air
2 minutes, form mixed solvent；
2) silicon powder is slowly added into the in the mixed solvent stirred evenly and continues stirring 15 minutes；
3) ultralight mould release is slowly added into stirred evenly the in the mixed solvent containing silicon powder continue stirring 10 minutes；
4) off-type force regulator is slowly added into again after small glass is first stirred with glass bar, is stirred 3 minutes；
5) crosslinking agent is slowly added into again after small glass is first stirred with glass bar, is stirred 2 minutes；
6) attachment additive is slowly added into again after small glass is first stirred with glass bar, is stirred 1 minute；
7) catalyst is slowly added into again after small glass is first stirred with glass bar, is stirred 2 minutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910142242.7A CN110003513A (en) | 2019-02-26 | 2019-02-26 | A kind of ultralight release film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910142242.7A CN110003513A (en) | 2019-02-26 | 2019-02-26 | A kind of ultralight release film |
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| Publication Number | Publication Date |
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| CN110003513A true CN110003513A (en) | 2019-07-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910142242.7A Pending CN110003513A (en) | 2019-02-26 | 2019-02-26 | A kind of ultralight release film |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110746626A (en) * | 2019-09-23 | 2020-02-04 | 领胜城科技（江苏）有限公司 | Ultra-light CPP release film and low-temperature thermosetting preparation process thereof |
| CN110964220A (en) * | 2019-12-11 | 2020-04-07 | 江阴华美光电科技有限公司 | Low-temperature cured ultra-light PET release film and preparation method thereof |
| CN113388139A (en) * | 2021-06-24 | 2021-09-14 | 扬州万润光电科技有限公司 | Silicon-free PET release film and processing method thereof |
| CN116120614A (en) * | 2022-10-14 | 2023-05-16 | 山东东岳高分子材料有限公司 | Ultralight fluorine release film |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005263657A (en) * | 2004-03-17 | 2005-09-29 | Tokuhon Corp | Double-sided release film for plaster |
| CN105109156A (en) * | 2015-08-17 | 2015-12-02 | 浙江欧仁新材料有限公司 | Release film capable of adjusting release force according to demand and preparation method for release film |
| CN105419635A (en) * | 2015-12-14 | 2016-03-23 | 广东弘擎电子材料科技有限公司 | Even coating release film |
| CN106221595A (en) * | 2016-07-21 | 2016-12-14 | 苏州泰仑电子材料有限公司 | Mould release membrance of ultralight off-type force and preparation method thereof |
-
2019
- 2019-02-26 CN CN201910142242.7A patent/CN110003513A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005263657A (en) * | 2004-03-17 | 2005-09-29 | Tokuhon Corp | Double-sided release film for plaster |
| CN105109156A (en) * | 2015-08-17 | 2015-12-02 | 浙江欧仁新材料有限公司 | Release film capable of adjusting release force according to demand and preparation method for release film |
| CN105419635A (en) * | 2015-12-14 | 2016-03-23 | 广东弘擎电子材料科技有限公司 | Even coating release film |
| CN106221595A (en) * | 2016-07-21 | 2016-12-14 | 苏州泰仑电子材料有限公司 | Mould release membrance of ultralight off-type force and preparation method thereof |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110746626A (en) * | 2019-09-23 | 2020-02-04 | 领胜城科技（江苏）有限公司 | Ultra-light CPP release film and low-temperature thermosetting preparation process thereof |
| CN110964220A (en) * | 2019-12-11 | 2020-04-07 | 江阴华美光电科技有限公司 | Low-temperature cured ultra-light PET release film and preparation method thereof |
| CN113388139A (en) * | 2021-06-24 | 2021-09-14 | 扬州万润光电科技有限公司 | Silicon-free PET release film and processing method thereof |
| CN116120614A (en) * | 2022-10-14 | 2023-05-16 | 山东东岳高分子材料有限公司 | Ultralight fluorine release film |
| CN116120614B (en) * | 2022-10-14 | 2024-03-08 | 山东东岳高分子材料有限公司 | Ultralight fluorine release film |
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Application publication date: 20190712 |