CN108219704A - A kind of preparation method of the extremely light release film of off-type force - Google Patents
A kind of preparation method of the extremely light release film of off-type force Download PDFInfo
- Publication number
- CN108219704A CN108219704A CN201810014822.3A CN201810014822A CN108219704A CN 108219704 A CN108219704 A CN 108219704A CN 201810014822 A CN201810014822 A CN 201810014822A CN 108219704 A CN108219704 A CN 108219704A
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- China
- Prior art keywords
- type force
- film
- extremely light
- release film
- priming coat
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- 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.)
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Classifications
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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
- C08J7/12—Chemical modification
- C08J7/123—Treatment by wave energy or particle radiation
-
- 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
- C08J7/042—Coating with two or more layers, where at least one layer of a composition contains a polymer binder
-
- 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
-
- 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
-
- 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
- C08J2475/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
- C08J2475/04—Polyurethanes
-
- 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
- C08J2483/00—Characterised by the use of 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; Derivatives of such polymers
- C08J2483/04—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
- C09J2467/00—Presence of polyester
- C09J2467/005—Presence of polyester in the release coating
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- General Chemical & Material Sciences (AREA)
- Laminated Bodies (AREA)
Abstract
The invention discloses a kind of preparation methods of the extremely light release film of off-type force, and including pet film, priming coat and release layer, pet film connects release layer by priming coat, and the outer surface of release layer is provided with protrusion；The extremely light release film of a kind of off-type force provided by the invention; the later off-type force of release film joint adhesive band is reduced by increasing surface bulge reduction contact area; protrusion has good percent thermal shrinkage and thermal stability; avoid there is a situation where with adhesive backers it is viscous it is dead, viscosity change is excessive; the present invention can play stable protective effect in adhesive backers is made, and not interfere processing of the adhesive backers during being made.
Description
Technical field
The present invention relates to release technical field of membrane, the preparation method of the extremely light release film of specially a kind of off-type force.
Background technology
Release film is in substrate surface (pet film, polyvinyl chloride film, the Dan Shuan that can be coated with
To stretching polyethylene film, single-direction and dual-direction stretched polypropene film, Ge Laxin, brown paper etc.) it carries out coating release agent and makes the material
Film of the material with stalling characteristic.Conventional release film primary structure includes substrate to be coated and mould release, and wherein mould release is just
It is the key that main generation anti-adhesion effects；Existing adhesive tape will appear the phenomenon that peeling force is overweight often after release film is bonded,
The quality of product is influenced, simultaneously because its percent thermal shrinkage and thermal stability are bad, the phenomenon that easily slippage.
Invention content
The purpose of the present invention is to provide a kind of preparation method of the extremely light release film of off-type force, it is lower to have an off-type force,
Stable protective effect can be played with good percent thermal shrinkage and thermal stability and in adhesive backers is made, in solution
State the problem of being proposed in background technology.
To achieve the above object, the present invention provides following technical solution：The extremely light release film of a kind of off-type force, including poly- pair
Ethylene terephthalate film, priming coat and release layer, the lower face label of the pet film
For corona surface B2, the upper surface of pet film is labeled as non-corona surface B3, poly terephthalic acid second two
The upper surface of alcohol ester film is painted with priming coat, and pet film connects release layer by priming coat, from
The outer surface of type layer is provided with protrusion.
Preferably, the release layer is made of organic silicone oil.
Preferably, the protrusion forms an entirety, protrusion random distribution on release layer with release layer.
Preferably, the diameter of the protrusion is more than 3 μm.
Preferably, the priming coat is made of thermoplastic polyurethane elastomer, and the thickness of priming coat is more than 0.1 μm.
Preferably, the corona surface B2 of the priming coat connection pet film.
A kind of preparation formula of the extremely light release film of off-type force, what the release layer (3) matched including following mass fraction
Raw material：Silicone oil host agent (100 parts), silicon hydrogen crosslinking agent (2 parts), silane coupling agent (0.5 part), platinum catalyst (2 parts), filler 1
(2 parts)；The raw material that the priming coat (2) matches including following mass fraction：Plasticity polyurethane elastomer (1 part), toluene (99
Part).
A kind of preparation method of the extremely light release film of off-type force, includes the following steps：
S1：It weighs primary coat raw material according to proportioning and is put into the container covered with heated protective and dissolved, risen while stirring
Temperature, temperature rise to 50 DEG C and are kept stirring until dissolving；
S2：The mode for dissolving later primary coat solution coating is applied to the corona of pet film
Face, and cross baking oven and be dried for standby；
S3：It weighs whole silicone oil host agents and pours into S1 to mix in later solvent and dissolved and stirred evenly；
S4：It weighs whole silane coupling agents and pours into S3 to mix in later solvent and dissolved and stirred evenly,
S5：It weighs whole platinum catalysts and pours into S4 to mix in later solvent and dissolved and stirred evenly,
S6：It weighs whole fillers and pours into S5 to mix in later solvent and dissolved and stirred evenly,
S7：It weighs whole silicon hydrogen crosslinking agents and pours into S6 to mix in later solvent and dissolved and stirred evenly.
S8：The mode that the solution prepared in S7 is coated with is applied to the polyethylene terephthalate of coated primary coat
On film and primary coat face is coated in, is toasted 30 seconds with 150 DEG C of temperature.
Compared with prior art, the beneficial effects of the invention are as follows：
A kind of preparation method of the extremely light release film of off-type force provided by the invention reduces contact by increasing surface bulge
Area reduces the later off-type force of release film joint adhesive band, and bump array is irregular, but with good percent thermal shrinkage and heat
Stability, raised quantity is more, and off-type force is lower during stripping, and it is better to remove stability, and is not susceptible to and adhesive backers
Viscous situation dead, viscosity change is excessive, the present invention can play stable protective effect, and might as well in adhesive backers is made
Hinder processing of the adhesive backers during being made.
Description of the drawings
Fig. 1 is the overall structure figure of the present invention.
In figure：1 pet film, 2 priming coats, 3 release layers, 31 protrusions.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment shall fall within the protection scope of the present invention.
It please refers to Fig.1：The extremely light release film of a kind of off-type force, including pet film 1, primary coat
Layer 2 and release layer 3, the lower face of pet film 1 is labeled as corona surface B2, poly terephthalic acid second two
The upper surface of alcohol ester film 1 is labeled as non-corona surface B3, and the upper surface of pet film 1 is painted with primary coat
Layer 2, priming coat 2 is made of thermoplastic polyurethane elastomer, and priming coat 2 connects the electricity of pet film 1
Dizzy face B2, the thickness of priming coat 2 are more than 0.1 μm, and pet film 1 connects release layer by priming coat 2
3, release layer 3 is made of organic silicone oil, and the outer surface of release layer 3 is provided with protrusion 31, and protrusion 31 and the composition of release layer 3 one are whole
Body, the random distribution on release layer 3 of protrusion 31, the diameter of protrusion 31 are more than 3 μm,.
Embodiment one：
A kind of preparation formula of the extremely light release film of off-type force, what the release layer (3) matched including following mass fraction
Raw material：Silicone oil host agent (100 parts), silicon hydrogen crosslinking agent (2 parts), silane coupling agent (0.5 part), platinum catalyst (2 parts), filler 1
(2 parts)；The raw material that the priming coat (2) matches including following mass fraction：Plasticity polyurethane elastomer (1 part), toluene (99
Part).
Embodiment two：
A kind of preparation formula of the extremely light release film of off-type force, what the release layer (3) matched including following mass fraction
Raw material：Silicone oil host agent (100 parts), silicon hydrogen crosslinking agent (2 parts), silane coupling agent (0.5 part), platinum catalyst (2 parts), filler 2
(2 parts)；The raw material that the priming coat (2) matches including following mass fraction：Plasticity polyurethane elastomer (1 part), toluene (99
Part).
A kind of preparation method of the extremely light release film of off-type force, includes the following steps：
S1：It weighs primary coat raw material according to proportioning and is put into the container covered with heated protective and dissolved, risen while stirring
Temperature, temperature rise to 50 DEG C and are kept stirring until dissolving；
S2：The mode for dissolving later primary coat solution coating is applied to the corona of pet film
Face, and cross baking oven and be dried for standby；
S3：It weighs whole silicone oil host agents and pours into S1 to mix in later solvent and dissolved and stirred evenly；
S4：It weighs whole silane coupling agents and pours into S3 to mix in later solvent and dissolved and stirred evenly,
S5：It weighs whole platinum catalysts and pours into S4 to mix in later solvent and dissolved and stirred evenly,
S6：It weighs whole fillers and pours into S5 to mix in later solvent and dissolved and stirred evenly,
S7：It weighs whole silicon hydrogen crosslinking agents and pours into S6 to mix in later solvent and dissolved and stirred evenly.
S8：The mode that the solution prepared in S7 is coated with is applied to the polyethylene terephthalate of coated primary coat
On film and primary coat face is coated in, is toasted 30 seconds with 150 DEG C of temperature, you can obtain high durable type release film.
In summary：The extremely light release film of a kind of off-type force provided by the invention reduces contact surface by increasing surface bulge
It accumulates to reduce the later off-type force of release film joint adhesive band, bump array is irregular, but steady with good percent thermal shrinkage and heat
Qualitative, raised quantity is more, and off-type force is lower during stripping, and it is better to remove stability, and is not susceptible to and adhesive backers
Viscous situation dead, viscosity change is excessive, the present invention can play stable protective effect, and do not interfere in adhesive backers is made
Processing of the adhesive backers during being made.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (8)
1. a kind of extremely light release film of off-type force, including pet film (1), priming coat (2) and release
Layer (3), which is characterized in that the lower face of the pet film (1) is labeled as corona surface B2, gathers to benzene
The upper surface of naphthalate film (1) be labeled as non-corona surface B3, pet film (1) it is upper
External coating has priming coat (2), and pet film (1) connects release layer (3) by priming coat (2), from
The outer surface of type layer (3) is provided with raised (31).
2. the extremely light release film of a kind of off-type force as described in claim 1, which is characterized in that the release layer (3) is by organic
Silicone oil is formed.
3. the extremely light release film of a kind of off-type force as described in claim 1, which is characterized in that the protrusion (31) and release layer
(3) entirety, raised (31) random distribution on release layer (3) are formed.
4. the extremely light release film of a kind of off-type force as described in claim 1, which is characterized in that the diameter of the protrusion (31) is big
In 3 μm.
5. the extremely light release film of a kind of off-type force as described in claim 1, which is characterized in that the priming coat (2) is by thermoplastic
Property polyurethane elastomer form, the thickness of priming coat (2) is more than 0.1 μm.
6. the extremely light release film of a kind of off-type force as described in claim 1, which is characterized in that priming coat (2) connection is poly-
The corona surface B2 of ethylene glycol terephthalate film (1).
7. the preparation formula of the extremely light release film of a kind of off-type force, which is characterized in that the release layer (3) includes following quality point
The raw material of number proportioning：Silicone oil host agent (100 parts), silicon hydrogen crosslinking agent (2 parts), silane coupling agent (0.5 part), platinum catalyst (2
Part), filler 1 (2 parts)；The raw material that the priming coat (2) matches including following mass fraction：Plasticity polyurethane elastomer (1
Part), toluene (99 parts).
8. the preparation method of the extremely light release film of a kind of off-type force, which is characterized in that include the following steps：
S1：It weighs primary coat raw material according to proportioning and is put into the container covered with heated protective and dissolved, warming while stirring, temperature
Degree rises to 50 DEG C and is kept stirring until dissolving；
S2：The mode for dissolving later primary coat solution coating is applied to the corona of pet film (1)
Face, and cross baking oven and be dried for standby；
S3：It weighs whole silicone oil host agents and pours into S1 to mix in later solvent and dissolved and stirred evenly；
S4：It weighs whole silane coupling agents and pours into S3 to mix in later solvent and dissolved and stirred evenly,
S5：It weighs whole platinum catalysts and pours into S4 to mix in later solvent and dissolved and stirred evenly,
S6：It weighs whole fillers and pours into S5 to mix in later solvent and dissolved and stirred evenly,
S7：It weighs whole silicon hydrogen crosslinking agents and pours into S6 to mix in later solvent and dissolved and stirred evenly.
S8：The mode that the solution prepared in S7 is coated with is applied to the pet film of coated primary coat
Above and primary coat face is coated in, is toasted 30 seconds with 150 DEG C of temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810014822.3A CN108219704A (en) | 2018-01-08 | 2018-01-08 | A kind of preparation method of the extremely light release film of off-type force |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810014822.3A CN108219704A (en) | 2018-01-08 | 2018-01-08 | A kind of preparation method of the extremely light release film of off-type force |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108219704A true CN108219704A (en) | 2018-06-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810014822.3A Pending CN108219704A (en) | 2018-01-08 | 2018-01-08 | A kind of preparation method of the extremely light release film of off-type force |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109777318A (en) * | 2019-01-28 | 2019-05-21 | 四川群琪科技有限公司 | Waterproof release film and its processing technology |
| CN110918564A (en) * | 2019-11-11 | 2020-03-27 | 深圳市华星光电半导体显示技术有限公司 | Method for cleaning metal mask plate |
| CN111073548A (en) * | 2019-12-30 | 2020-04-28 | 苏州赛伍应用技术股份有限公司 | Matte adhesive tape release film for flexible OLED module, matte double-sided adhesive tape and preparation method |
| CN111394010A (en) * | 2020-04-26 | 2020-07-10 | 东莞市鼎力薄膜科技有限公司 | Release film for polarizer and preparation method thereof |
| CN112301799A (en) * | 2020-11-07 | 2021-02-02 | 中国制浆造纸研究院衢州分院 | Preparation method of bright release paper |
| CN112301798A (en) * | 2020-11-07 | 2021-02-02 | 中国制浆造纸研究院衢州分院 | Preparation method of matte release paper |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120180933A1 (en) * | 2009-09-30 | 2012-07-19 | Wiercinski Robert A | Waterproofing Membrane |
| CN102765239A (en) * | 2012-07-12 | 2012-11-07 | 深圳市摩码科技有限公司 | Releasing film with light releasing force and manufacture method of releasing film |
| CN105131833A (en) * | 2015-09-02 | 2015-12-09 | 上海应用技术学院 | Paraffin sliding feel organic silicon release agent |
| CN107225831A (en) * | 2016-03-24 | 2017-10-03 | 藤森工业株式会社 | The excellent mold release film of fissility |
-
2018
- 2018-01-08 CN CN201810014822.3A patent/CN108219704A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120180933A1 (en) * | 2009-09-30 | 2012-07-19 | Wiercinski Robert A | Waterproofing Membrane |
| CN102765239A (en) * | 2012-07-12 | 2012-11-07 | 深圳市摩码科技有限公司 | Releasing film with light releasing force and manufacture method of releasing film |
| CN105131833A (en) * | 2015-09-02 | 2015-12-09 | 上海应用技术学院 | Paraffin sliding feel organic silicon release agent |
| CN107225831A (en) * | 2016-03-24 | 2017-10-03 | 藤森工业株式会社 | The excellent mold release film of fissility |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109777318A (en) * | 2019-01-28 | 2019-05-21 | 四川群琪科技有限公司 | Waterproof release film and its processing technology |
| CN110918564A (en) * | 2019-11-11 | 2020-03-27 | 深圳市华星光电半导体显示技术有限公司 | Method for cleaning metal mask plate |
| CN111073548A (en) * | 2019-12-30 | 2020-04-28 | 苏州赛伍应用技术股份有限公司 | Matte adhesive tape release film for flexible OLED module, matte double-sided adhesive tape and preparation method |
| CN111394010A (en) * | 2020-04-26 | 2020-07-10 | 东莞市鼎力薄膜科技有限公司 | Release film for polarizer and preparation method thereof |
| CN112301799A (en) * | 2020-11-07 | 2021-02-02 | 中国制浆造纸研究院衢州分院 | Preparation method of bright release paper |
| CN112301798A (en) * | 2020-11-07 | 2021-02-02 | 中国制浆造纸研究院衢州分院 | Preparation method of matte release paper |
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Application publication date: 20180629 |
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| RJ01 | Rejection of invention patent application after publication |