CN104562838A - Preparation technology of matt release paper with high adhesive force - Google Patents
Preparation technology of matt release paper with high adhesive force Download PDFInfo
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- CN104562838A CN104562838A CN201310467012.0A CN201310467012A CN104562838A CN 104562838 A CN104562838 A CN 104562838A CN 201310467012 A CN201310467012 A CN 201310467012A CN 104562838 A CN104562838 A CN 104562838A
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- cloudy
- release
- coating
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Abstract
The invention discloses a preparation technology of matt release paper with high adhesive force. The preparation technology includes a step of coating a lamination layer with a matt coating agent of 0.2-2 microns thick. The matt coating agent is obtained according to the following process: 0.3-1 part of nano-SiO2 powder, 0.2-0.6 part of nano-Al2O3 powder and 0.3-1 part of a silane coupling agent are added into 8-10 parts of toluene, and ultrasonic treatment is carried out to obtain a pre-dispersion liquid; 100 parts of vinyl siloxane and 0.3-1 part of hydrosiloxane are added into 120-150 parts of butanone and mechanical agitation is carried out to obtain a polymer solution; the pre-dispersion liquid obtained from the step 1 and the polymer solution obtained from the step 2 are mixed and mechanical agitation and ultrasonic agitation are successively carried out so as to obtain a modulated polymer solution; and 0.2-0.5 part of platinum is added into the modulated polymer solution and mechanical agitation and ultrasonic agitation are successively carried out to obtain a matt release solvent. By the preparation technology, surface roughness uniformity of the matt coating which contacts with the release agent coating is enhanced, and the technical problem that the bonding force between the lamination layer of the release paper and the release agent coating is not stable is solved.
Description
Technical field
The present invention relates to a kind of release liners preparation method, particularly a kind of preparation technology of high adhesion force cloudy-surface release paper.
Background technology
Release liners, also known as barrier paper, separate paper, is mainly used in being covered in the adhesive layer of surface for the protection of tape surface of adhesive tape.Existing release liners is generally the surperficial film one deck leaching membrane layer (material of employing mainly contains polyethylene) at release liners ground paper layer, is then coated with one deck parting agent layer (material of employing is mainly silicone oil) on the surface of leaching membrane layer and obtains release liners.But because leaching membrane layer flatness is high, poor adhesive force between mould release coating and leaching membrane layer, when release liners attaches with the pad pasting being coated with trowel adhesive, the mould release coating in release liners is easily caused to be taken away by the adhesive that adhesion is larger, thus form in the local surfaces of pad pasting the mould release coating area being difficult to clean out, destroy pure, the uniformity of pad pasting entirety.
Summary of the invention
The invention provides a kind of preparation technology of high adhesion force cloudy-surface release paper, the preparation technology of this cloudy-surface release paper improves the cloudy surface Coating Surface Roughness uniformity with mould release coating layer touch, solve the leaching membrane layer of release liners and the technical problem of mould release coating binding force instability, be conducive to peeling off and avoiding residual pressure sensitive adhesive and mould release is residued on pressure-sensitive adhesive layer.
For achieving the above object, the technical solution used in the present invention is: a kind of preparation technology of high adhesion force cloudy-surface release paper, described cloudy-surface release paper is stacked gradually by the first leaching membrane layer, release liners original paper layer, the second leaching membrane layer, cloudy surface coating and mould release coating and forms, and described cloudy surface coating is 2.821 ~ 3.324 microns towards the surface roughness on the surface of mould release coating; Described preparation technology forms primarily of the following step:
The first step: in the both side surface of release liners body paper, with film machine each film one deck leaching membrane layer, then cools;
Second step: apply the cloudy surface coating agent that a layer thickness is 0.2 ~ 2 micron on any leaching membrane layer, this cloudy surface coating agent obtains further by following technique:
Step 1. is by 0.3 ~ 1 part of Nano-meter SiO_2
2powder, 0.2 ~ 0.6 part of nanometer Al
2o
3powder and 0.3 ~ 1 part of silane coupler add in 8 ~ 10 parts of toluene and carry out ultrasonic wave process and obtain pre-dispersed liquid;
100 parts of vinylsiloxanes, 0.3 ~ 1 part of hydrogen-containing siloxane add in 120 ~ 150 parts of butanone by step 2. to carry out mechanical agitation and obtains polymer solution;
The mixing of the polymer solution of the pre-dispersed liquid of step 1, step 2 is also carried out mechanical agitation to step 3. successively and ultrasonic wave stirs, thus obtain the polymer solution after modulation;
The polymer solution of step 4. after described modulation adds 0.2 ~ 0.5 part of platinum and carries out mechanical agitation and the release solvent of the ultrasonic wave stirring described cloudy surface of acquisition successively;
3rd step: the cloudy surface coating agent of release liners is carried out polymerisation by baking and obtains cloudy surface coating;
4th step: apply one deck mould release coating on the surface of described cloudy surface coating.
The technical scheme improved further in technique scheme is as follows:
1. in such scheme, described Nano-meter SiO_2
2the diameter range of powder is 10 ~ 15nm, described nanometer Al
2o
3the diameter range of powder is 25 ~ 35nm.
2., in such scheme, the material of first, second leaching membrane layer described is polyethylene terephthalate, polypropylene, polyethylene or polyvinyl chloride.
Because technique scheme is used, the present invention compared with prior art has following advantages and effect:
The preparation technology of high adhesion force cloudy-surface release paper of the present invention, the Nano-meter SiO_2 of special diameter
2powder, nanometer Al
2o
3powder under solvent with silane coupler through ultrasonic wave acting in conjunction, and mechanical agitation and ultrasonic wave stir combination, are conducive to Nano-meter SiO_2
2powder, Al
2o
3powder is evenly distributed, and specific polymer solution and pre-dispersed liquid adopt different solvents, reduces Nano-meter SiO_2
2powder, Al
2o
3the surface energy of particle, be beneficial to powder granule dispersion in a solvent further, improve the cloudy surface Coating Surface Roughness uniformity with mould release coating layer touch, solve the leaching membrane layer of release liners and the technical problem of mould release coating binding force instability, be conducive to peeling off and avoiding residual pressure sensitive adhesive and mould release is residued on pressure-sensitive adhesive layer.
Accompanying drawing explanation
Accompanying drawing 1 is high adhesion force cloudy-surface release paper structural representation of the present invention;
Accompanying drawing 2a is existing cloudy surface coating microscopic appearance SEM resolution chart;
Accompanying drawing 2b is the cloudy surface coating microscopic appearance SEM resolution chart that preparation technology of the present invention obtains.
In above accompanying drawing: 1, the first leaching membrane layer; 2, release liners original paper layer; 3, the second leaching membrane layer; 4, cloudy surface coating; 5, mould release coating.
Detailed description of the invention
Below in conjunction with drawings and Examples, the invention will be further described:
Embodiment 1 ~ 5: a kind of preparation technology of high adhesion force cloudy-surface release paper, described cloudy-surface release paper is stacked gradually by the first leaching membrane layer 1, release liners original paper layer 2, second leaching membrane layer 3, cloudy surface coating 4 and mould release coating 5 and forms, and described cloudy surface coating is 2.821um ~ 3.324um towards the surface roughness on the surface of mould release coating; Described preparation technology forms primarily of the following step:
The first step: in the both side surface of release liners body paper, with film machine each film one deck leaching membrane layer, then cools;
Second step: apply the cloudy surface coating agent that a layer thickness is 0.2 ~ 2 micron on any leaching membrane layer, this cloudy surface coating agent obtains further by following technique:
Step 1. is by 0.3 ~ 1 part of Nano-meter SiO_2
2powder, 0.2 ~ 0.6 part of nanometer Al
2o
3powder and 0.3 ~ 1 part of silane coupler add in 8 ~ 10 parts of toluene and carry out ultrasonic wave process and obtain pre-dispersed liquid;
100 parts of vinylsiloxanes, 0.3 ~ 1 part of hydrogen-containing siloxane add in 120 ~ 150 parts of butanone by step 2. to carry out mechanical agitation and obtains polymer solution;
The mixing of the polymer solution of the pre-dispersed liquid of step 1, step 2 is also carried out mechanical agitation to step 3. successively and ultrasonic wave stirs, thus obtain the polymer solution after modulation;
The polymer solution of step 4. after described modulation adds 0.2 ~ 0.5 part of platinum and carries out mechanical agitation and the release solvent of the ultrasonic wave stirring described cloudy surface of acquisition successively;
The each ingredients weight parts content of embodiment 1 ~ 5 cloudy surface coating is in table 1.
Table 1
3rd step: the cloudy surface coating agent of release liners is carried out polymerisation by baking and obtains cloudy surface coating;
4th step: apply one deck mould release coating on the surface of described cloudy surface coating.
Above-mentioned Nano-meter SiO_2
2the diameter range of powder is 12nm, described nanometer Al
2o
3the diameter range of powder is 30nm.
In above-described embodiment 1, the material of first, second leaching membrane layer is respectively polyethylene terephthalate, polypropylene, in embodiment 2, the material of first, second leaching membrane layer is respectively polypropylene, polyethylene, in embodiment 3, the material of first, second leaching membrane layer is respectively polypropylene, in embodiment 4, the material of first, second leaching membrane layer is respectively polyethylene, polyvinyl chloride, and in embodiment 5, the material of first, second leaching membrane layer is respectively polyethylene terephthalate, polyvinyl chloride.
Above-described embodiment, only for technical conceive of the present invention and feature are described, its object is to person skilled in the art can be understood content of the present invention and implement according to this, can not limit the scope of the invention with this.All equivalences done according to Spirit Essence of the present invention change or modify, and all should be encompassed within protection scope of the present invention.
Claims (3)
1. the preparation technology of a high adhesion force cloudy-surface release paper, described cloudy-surface release paper is stacked gradually by the first leaching membrane layer (1), release liners original paper layer (2), the second leaching membrane layer (3), cloudy surface coating (4) and mould release coating (5) and forms, and it is characterized in that: described cloudy surface coating is 2.821 ~ 3.324 microns towards the surface roughness on the surface of mould release coating; Described preparation technology forms primarily of the following step:
The first step: in the both side surface of release liners body paper, with film machine each film one deck leaching membrane layer, then cools;
Second step: apply the cloudy surface coating agent that a layer thickness is 0.2 ~ 2 micron on any leaching membrane layer, this cloudy surface coating agent obtains further by following technique:
Step 1. is by 0.3 ~ 1 part of Nano-meter SiO_2
2powder, 0.2 ~ 0.6 part of nanometer Al
2o
3powder and 0.3 ~ 1 part of silane coupler add in 8 ~ 10 parts of toluene and carry out ultrasonic wave process and obtain pre-dispersed liquid;
100 parts of vinylsiloxanes, 0.3 ~ 1 part of hydrogen-containing siloxane add in 120 ~ 150 parts of butanone by step 2. to carry out mechanical agitation and obtains polymer solution;
The mixing of the polymer solution of the pre-dispersed liquid of step 1, step 2 is also carried out mechanical agitation to step 3. successively and ultrasonic wave stirs, thus obtain the polymer solution after modulation;
The polymer solution of step 4. after described modulation adds 0.2 ~ 0.5 part of platinum and carries out mechanical agitation and the release solvent of the ultrasonic wave stirring described cloudy surface of acquisition successively;
3rd step: the cloudy surface coating agent of release liners is carried out polymerisation by baking and obtains cloudy surface coating;
4th step: apply one deck mould release coating on the surface of described cloudy surface coating.
2. the preparation technology of high adhesion force cloudy-surface release paper according to claim 1, is characterized in that: described Nano-meter SiO_2
2the diameter range of powder is 10 ~ 15nm, described nanometer Al
2o
3the diameter range of powder is 25 ~ 35nm.
3. the preparation technology of high adhesion force cloudy-surface release paper according to claim 1, is characterized in that: the material of first, second leaching membrane layer described is polyethylene terephthalate, polypropylene, polyethylene or polyvinyl chloride.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310467012.0A CN104562838A (en) | 2013-10-09 | 2013-10-09 | Preparation technology of matt release paper with high adhesive force |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310467012.0A CN104562838A (en) | 2013-10-09 | 2013-10-09 | Preparation technology of matt release paper with high adhesive force |
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| Publication Number | Publication Date |
|---|---|
| CN104562838A true CN104562838A (en) | 2015-04-29 |
Family
ID=53079855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310467012.0A Pending CN104562838A (en) | 2013-10-09 | 2013-10-09 | Preparation technology of matt release paper with high adhesive force |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110527122A (en) * | 2019-07-12 | 2019-12-03 | 四川羽玺新材料股份有限公司 | A kind of ultralight PET release film of two-sided antistatic and preparation method thereof |
| CN110904733A (en) * | 2019-12-04 | 2020-03-24 | 江苏双冠新材料科技有限公司 | Preparation method of matte PET release paper |
| CN112709088A (en) * | 2020-11-18 | 2021-04-27 | 浙江新亚伦纸业有限公司 | Production process of high-yield pulp release paper |
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| US5672428A (en) * | 1995-10-17 | 1997-09-30 | Hoechst Celanese Corporation | Silicone release coated polyester film and a process for coating the film |
| CN1506412A (en) * | 2002-12-10 | 2004-06-23 | 东丽世韩有限公司 | Process for producing stripping thin film with siloxanes aqueous emulsion parting |
| CN101024753A (en) * | 2006-02-21 | 2007-08-29 | 戈尔德施米特有限公司 | Process for producing siloxane-containing release coatings |
| US20080193696A1 (en) * | 2005-08-01 | 2008-08-14 | Hayes James T | Release Liner and Method of Using Same |
| CN102330382A (en) * | 2011-07-12 | 2012-01-25 | 苏州斯迪克电子胶粘材料有限公司 | Fog face release paper and preparation method thereof |
| CN102330381A (en) * | 2011-07-12 | 2012-01-25 | 苏州斯迪克电子胶粘材料有限公司 | Method for making fog face release paper |
| CN202169740U (en) * | 2011-07-12 | 2012-03-21 | 苏州斯迪克电子胶粘材料有限公司 | Misty-faced release paper |
-
2013
- 2013-10-09 CN CN201310467012.0A patent/CN104562838A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5672428A (en) * | 1995-10-17 | 1997-09-30 | Hoechst Celanese Corporation | Silicone release coated polyester film and a process for coating the film |
| CN1506412A (en) * | 2002-12-10 | 2004-06-23 | 东丽世韩有限公司 | Process for producing stripping thin film with siloxanes aqueous emulsion parting |
| US20080193696A1 (en) * | 2005-08-01 | 2008-08-14 | Hayes James T | Release Liner and Method of Using Same |
| CN101024753A (en) * | 2006-02-21 | 2007-08-29 | 戈尔德施米特有限公司 | Process for producing siloxane-containing release coatings |
| CN102330382A (en) * | 2011-07-12 | 2012-01-25 | 苏州斯迪克电子胶粘材料有限公司 | Fog face release paper and preparation method thereof |
| CN102330381A (en) * | 2011-07-12 | 2012-01-25 | 苏州斯迪克电子胶粘材料有限公司 | Method for making fog face release paper |
| CN202169740U (en) * | 2011-07-12 | 2012-03-21 | 苏州斯迪克电子胶粘材料有限公司 | Misty-faced release paper |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110527122A (en) * | 2019-07-12 | 2019-12-03 | 四川羽玺新材料股份有限公司 | A kind of ultralight PET release film of two-sided antistatic and preparation method thereof |
| CN110904733A (en) * | 2019-12-04 | 2020-03-24 | 江苏双冠新材料科技有限公司 | Preparation method of matte PET release paper |
| CN110904733B (en) * | 2019-12-04 | 2022-03-01 | 江苏双冠新材料科技有限公司 | Preparation method of matte PET release paper |
| CN112709088A (en) * | 2020-11-18 | 2021-04-27 | 浙江新亚伦纸业有限公司 | Production process of high-yield pulp release paper |
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Address after: 223900 Sihong Province Economic Development Zone, Suqian, West Ocean West Road, No. 6 Applicant after: Jiangsu Stick new materials Polytron Technologies Inc Address before: 215400 Taicang, Suzhou, Taicang Economic Development Zone, Qingdao West Road, No. 11, No. Applicant before: Suzhou Sidike New Material Science & Technology Co., Ltd. |
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20150429 |