CN107629239A - A kind of preparation technology for solidifying production mirror surface release film using EB - Google Patents
A kind of preparation technology for solidifying production mirror surface release film using EB Download PDFInfo
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- CN107629239A CN107629239A CN201710839746.5A CN201710839746A CN107629239A CN 107629239 A CN107629239 A CN 107629239A CN 201710839746 A CN201710839746 A CN 201710839746A CN 107629239 A CN107629239 A CN 107629239A
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- slurries
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- release layer
- release film
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Abstract
The invention discloses a kind of preparation technology for solidifying production mirror surface release film using EB, using macromolecule membrane as basement membrane, using macromolecule membrane as basement membrane, binder course slurries is coated with basement membrane, while use electron beam under nitrogen protection（EB）By the grout curing formation binder course of the binder course being coated with basement membrane；Then layer surface coating release layer slurries are being combined, is being then passed through mirror roller roll-in, while use electron beam under nitrogen protection（EB）By the grout curing formation release layer of release layer, so that mirror surface release film be made.Present invention process is pollution-free, workable, and curing rate is fast, and preparation efficiency is high, can increase the leather access times using mirror surface release film production, wearability improves, oeverall quality and better performances.
Description
Technical field
The present invention relates to synthetic leather mould release membrance preparation technology field, is that a kind of solidified using EB produces minute surface specifically
The preparation technology of mould release membrance.
Background technology
EB solidification be the oligomer containing unsaturated carbon-carbon double bond under electron beam irradiation, the charged ion of high energy be intended to polymers
Base material interacts, and double bond, which is opened, produces free radical, triggers continuous polymerization reaction, and so as to the film forming that is cross-linked with each other, curing rate is fast,
It can be completed in moment, penetration power is very strong, solidifies uniformly in table, solvent-free, 100% film-forming is pollution-free.
Minute surface Synthetic Leather is lasting as a classic products, be fashion with trend never or lack one
Kind element, occupy important one seat in all kinds of classical or popular footwear money and case and bag style.Traditional common minute surface gathers
The processing and fabricating transfer usually on mirror surface release paper of urethane synthetic leather forms, and reaches mirror by the gloss for shifting mirror surface release paper
Face effect, thus mirror surface release paper needs to be widely used in synthetic leather production process, be during production mirror surface leather not
The carrier that can lack.However as stepping up for product quality requirement, mirror surface release paper service life is short, the synthetic leather of production
Planarization is poor, the limitations such as saturating perception is bad, can not meet the market demand that product quality further improves, plus high-end
Not only price is high for mirror surface release paper, goes back heavy dependence import, has had a strong impact on the development of leather production industry.Therefore, urgently
Need to develop a kind of mirror surface release film to meet the synthetic leather product for producing higher quality requirement.
Mould release membrance basement membrane of the present invention, is with high temperature resistant（More than 150 DEG C）Polyethylene terephthalate
Plastics（Abbreviation PET）, polyimides（Abbreviation PI）, nylon（Abbreviation PA）There is low-surface-energy Deng for a kind of surface that base material makes
Characteristic material.By close to viscose from layer upper surface peel off when, can peel off or pipette easily separated type material, it is glutinous without injuring
Glue physical property.The characteristics of mould release membrance is that surfacing, cleanliness factor are high, following process dimensionally stable, and intensity height is not easy to break.Using this
The mirror face synthetic leather that the mirror surface release film of invention is produced has the advantages that good planarization, superelevation gloss and feels good thoroughly.
The content of the invention
For problems of the prior art and deficiency, it is an object of the invention to provide one kind using EB solidification productions
The preparation technology of mirror surface release film, using brand-new technical scheme and technique, improve product quality.
Technical problem solved by the invention can be realized using following technical scheme：Using macromolecule membrane as basement membrane,
Binder course slurries are coated with basement membrane, while use electron beam under nitrogen protection（EB）The binder course slurries that will be coated with basement membrane
It is formed by curing binder course；Then layer surface coating release layer slurries are being combined, is being then passed through mirror roller roll-in, while protect in nitrogen
Shield is lower to use electron beam（EB）By the grout curing formation release layer of release layer, so that mirror surface release film be made.
In order to preferably realize the present invention, further, the binder course slurries include 5~10 parts of fluorocarbon resin, nanometer
2~8 parts of aluminum oxide, 0.5~2 part of silane coupler, 3~6 parts of surfactant, urethane acrylate 40-60 parts, epoxy third
Olefin(e) acid ester 20-30 parts and TMPTA solvent 20-30 parts.Fluorocarbon resin and nano aluminium oxide, mould release membrance is set to possess very strong combination
Layer ability, the use of silane coupler can improve the adhesion of release layer and basement membrane, and surfactant can produce more preferable coating
Effect.
In order to preferably realize the present invention, further, the formula of release layer slurries is made up of component A and component B, by weight
Part meter is measured, wherein component A is by 20 ~ 30 parts of polyacrylic acid monomers, 10 ~ 40 parts of polyurethane resins and 10 ~ 40 parts of polyacrylic resins
Mixture composition；Component B is made up of the mixture of 1 ~ 5 part of organic siliconresin and 0.5 ~ 2 part of silane coupler.
In order to preferably realize the present invention, further, the number of plies of the basement membrane is at least one layer, and material is selected from high temperature resistant
150 DEG C of macromolecule membrane, such as the one or more in PET, PA or PI, gluing forms basement membrane between layers.
In order to preferably realize the present invention, further, the basement membrane is PET film, and glossiness is more than 100, thickness
For 0.10~0.188mm.
In order to preferably realize the present invention, further, the binder course slurries preparation method is to be positioned over raw material to stir
Mix and 30min is stirred in kettle, form uniform binder course slurries, stand defoaming.
In order to preferably realize the present invention, further, the release layer slurries are silicone release layer slurries, release layer
The solid content of slurries is 100%, and viscosity is 100~500cps, and the coating thickness of release layer slurries is 50~100um.
In order to preferably realize the present invention, further, the coating temperature of the combination one functional layer and release layer slurries
For 30~50 DEG C.
In order to preferably realize the present invention, further, the voltage of the EB solidifications is in 180~300KV.
In order to preferably realize the present invention, further, the dosage of the EB solidifications is in 2.0~15.0MR.
The present invention compared with prior art, has advantages below and beneficial effect：
1. the present invention optimizes structure by setting adaptable binder course between release layer and base material so that release layer and
Base material combination is more firm, substantially increases service life, improves the quality of mould release membrance；The binder course slurries that wherein use and
Release layer slurries are the formulas specially designed, strong adaptability, and matching degree is high.
2. using macromolecule membrane as basement membrane, product quality and service life are greatly improved instead of body paper.
3. the mirror surface release film made from this method and special release layer slurries have preferable glossiness, flatness and
Wearability, overall performance is preferable, and access times are high, and up to 100 times or so, scratch resistance is good.
4. electron beam（EB）Solidification is a kind of new curing technology, using electron-beam radiation source induced fluid fast transition as
Solid, with traditional curing technology（Such as UV heat cure）Compare, have speed is fast, energy consumption is low, accuracy, the spy such as pollution-free
Point, the solidification especially suitable for coating inside base material or opalescent adhesives.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to embodiments, to the present invention
It is further elaborated.
Embodiment 1：
Using macromolecule membrane as basement membrane, binder course slurries are coated with basement membrane, while use electron beam under nitrogen protection（EB）
By the grout curing formation binder course of the binder course being coated with basement membrane；Then layer surface coating release layer slurries are being combined, then passed through
Mirror roller roll-in is crossed, while uses electron beam under nitrogen protection（EB）By the grout curing formation release layer of release layer, so as to make
Obtain mirror surface release film.
A kind of preparation technology for solidifying production mirror surface release film using EB of the present embodiment, using PET film as basement membrane, in base
Binder course slurries are coated with film, while use electron beam under nitrogen protection（EB）The binder course being coated with basement membrane is grout curing
Form binder course；Then layer surface coating release layer slurries are being combined, is being then passed through mirror roller roll-in, while under nitrogen protection
Using electron beam（EB）By the grout curing formation release layer of release layer, so that mirror surface release film be made.Wherein binder course slurries
Preparation method is that raw material is positioned in stirred tank to stir 30min, forms uniform binder course slurries, stands defoaming.
Specifically, PET film thickness is 0.10mm, unwinding equipment speed is 10m/min, unwinding tension 45kg, scraper
Pressure 3kg, binder course slurries（5 parts of fluorocarbon resin, 2 parts of nano aluminium oxide, 0.5 part of silane coupler, 3 parts of surfactant, gather
20 parts of 40 parts of urethane acrylate, 20 parts of epoxy acrylate and TMPTA solvents）, release layer slurries are silicone release layer
Slurries, its side are made up of component A and component B, and by weight, wherein component A is by 20 parts of polyacrylic acid monomers, 10 parts of polyurethane
The mixture composition of resin and 10 parts of polyacrylic resins；Component B is mixed by 1 part of organic siliconresin and 0.5 part of silane coupler
Compound forms, and the solid content of release layer slurries is 100%, and viscosity 100cps, the coating thickness of release layer slurries is 50um, is applied
Cloth temperature is 30 DEG C, and the voltage of EB solidifications is 220KV, and the dosage of EB solidifications is 2.0MR.Mirror surface release made from the present embodiment
Film, the average access times for preparing mirror face synthetic leather are 80 times, and the lead of minute surface mould release membrance is tested according to GB/T6739-2006
Hardness is H.
Embodiment 2：
A kind of preparation technology for solidifying production mirror surface release film using EB of the present embodiment, using PET film as basement membrane, on basement membrane
Binder course slurries are coated with, while use electron beam under nitrogen protection（EB）By the grout curing formation of the binder course being coated with basement membrane
Binder course；Then layer surface coating release layer slurries are being combined, is being then passed through mirror roller roll-in, while use under nitrogen protection
Electron beam（EB）By the grout curing formation release layer of release layer, so that mirror surface release film be made.The wherein preparation of binder course slurries
Method is that raw material is positioned in stirred tank to stir 30min, is formed and uniformly combines one functional layer slurries, stands defoaming.
Specifically, PET film thickness is 0.125mm, unwinding equipment speed is 15m/min, unwinding tension 50kg, scraper
Pressure 4kg, binder course slurries（10 parts of fluorocarbon resin, 8 parts of nano aluminium oxide, 2 parts of silane coupler, 6 parts of surfactant, gather
30 parts of 60 parts of urethane acrylate, 30 parts of epoxy acrylate and TMPTA solvents）, release layer slurries are silicone release layer
Slurries, its formula are made up of component A and component B, and by weight, wherein component A is by 30 parts of polyacrylic acid monomers, 40 parts of poly- ammonia
The mixture composition of ester resin and 40 parts of polyacrylic resins；Component B is mixed by 5 parts of organic siliconresins and 2 parts of silane couplers
Compound forms.The solid content of release layer slurries is 100%, and viscosity 200cps, the coating thickness of release layer slurries is 50um, is applied
Cloth temperature is 50 DEG C, and the voltage of EB solidifications is 180KV, and the dosage of EB solidifications is 5.0MR.Mirror surface release made from the present embodiment
Film, the average access times for preparing mirror face synthetic leather are 85 times, and the lead of minute surface mould release membrance is tested according to GB/T6739-2006
Hardness is H.
Embodiment 3：
A kind of preparation technology for solidifying production mirror surface release film using EB of the present embodiment, using PI films as basement membrane,.Wherein combine
The preparation method of one functional layer is that raw material is positioned in stirred tank to stir 30min, and formation uniformly combines one functional layer slurries,
Stand defoaming.
Specifically, PI film thicknesses are 0.10mm, unwinding equipment speed is 20m/min, unwinding tension 50kg, scraper pressure
Power 5kg, with reference to one functional layer（7 parts of fluorocarbon resin, binder course slurries are coated with basement membrane, while under nitrogen protection using electricity
Beamlet（EB）By the grout curing formation binder course of the binder course being coated with basement membrane；Then layer surface coating release layer slurry is being combined
Liquid, mirror roller roll-in is then passed through, while uses electron beam under nitrogen protection（EB）The grout curing formation of release layer is release
Layer, so as to which 5 parts of mirror surface release film nano aluminium oxide, 1 part of silane coupler, 4 parts of surfactant, urethane acrylate be made
25 parts of 50 parts, 25 parts of epoxy acrylate and TMPTA solvents）, release layer slurries are silicone release layer slurries, its be formulated by
Component A and component B compositions, by weight, wherein component A is by 25 parts of polyacrylic acid monomers, 30 parts of polyurethane resins and 25 parts
The mixture composition of polyacrylic resin；Component B is made up of the mixture of 3 parts of organic siliconresins and 1.5 parts of silane couplers.From
The solid content of type layer slurries is 100%, viscosity 300cps, and the coating thickness of release layer slurries is 60um, coating temperature 35
DEG C, the voltage of EB solidifications is 250KV, and the dosage of EB solidifications is 5.0MR.Mirror surface release film made from the present embodiment, for preparing
The average access times of mirror face synthetic leather are 85 times, and the pencil hardness that minute surface mould release membrance is tested according to GB/T6739-2006 is 2H.
Embodiment 4：
A kind of preparation technology for solidifying production mirror surface release film using EB of the present embodiment, using PA films as basement membrane, on basement membrane
Binder course slurries are coated with, while use electron beam under nitrogen protection（EB）By the grout curing formation of the binder course being coated with basement membrane
Binder course；Then layer surface coating release layer slurries are being combined, is being then passed through mirror roller roll-in, while use under nitrogen protection
Electron beam（EB）By the grout curing formation release layer of release layer, so that mirror surface release film be made.Wherein combine the system of one functional layer
Preparation Method is that raw material is positioned in stirred tank to stir 30min, is formed and uniformly combines one functional layer slurries, stands defoaming.
Specifically, PA film thicknesses are 0.10mm, unwinding equipment speed is 25m/min, unwinding tension 55kg, scraper pressure
Power 3kg, binder course slurries（9 parts of fluorocarbon resin, 7 parts of nano aluminium oxide, 1.5 parts of silane coupler, 5 parts of surfactant, poly- ammonia
26 parts of 50 parts of ester acrylate, 27 parts of epoxy acrylate and TMPTA solvents）, release layer slurries are silicone release layer slurry
Liquid, its formula are made up of component A and component B, and by weight, wherein component A is by 26 parts of polyacrylic acid monomers, 30 parts of polyurethane
The mixture composition of resin and 30 parts of polyacrylic resins；Component B is mixed by 4 parts of organic siliconresins and 1.5 parts of silane couplers
Compound forms.The solid content of release layer slurries is 100%, and viscosity 400cps, the coating thickness of release layer slurries is 75um, is applied
Cloth temperature is 45 DEG C, and the voltage of EB solidifications is 265KV, and the dosage of EB solidifications is 12MR.Mirror surface release made from the present embodiment
Film, the average access times for preparing mirror face synthetic leather are 108 times, and minute surface mould release membrance is tested according to GB/T6739-2006
Pencil hardness is 2H.
Embodiment 5：
A kind of preparation technology for solidifying production mirror surface release film using EB of the present embodiment, using PET film as basement membrane, on basement membrane
Binder course slurries are coated with, while use electron beam under nitrogen protection（EB）By the grout curing formation of the binder course being coated with basement membrane
Binder course；Then layer surface coating release layer slurries are being combined, is being then passed through mirror roller roll-in, while use under nitrogen protection
Electron beam（EB）By the grout curing formation release layer of release layer, so that mirror surface release film be made.Wherein combine the system of one functional layer
Preparation Method is that raw material is positioned in stirred tank to stir 30min, is formed and uniformly combines one functional layer slurries, stands defoaming.
Specifically, PET film thickness is 0.188mm, unwinding equipment speed is 20m/min, unwinding tension 55kg, scraper
Pressure 5kg, binder course slurries（10 parts of fluorocarbon resin, 7 parts of nano aluminium oxide, 2 parts of silane coupler, 5 parts of surfactant, gather
30 parts of 60 parts of urethane acrylate, 30 parts of epoxy acrylate and TMPTA solvents）, release layer slurries are silicone release layer
Slurries, its formula are made up of component A and component B, and by weight, wherein component A is by 30 parts of polyacrylic acid monomers, 35 parts of poly- ammonia
The mixture composition of ester resin and 35 parts of polyacrylic resins；Component B is mixed by 4 parts of organic siliconresins and 2 parts of silane couplers
Compound forms, and the solid content of release layer slurries is 100%, and viscosity 500cps, the coating thickness of release layer slurries is 100um,
Coating temperature is 50 DEG C, and the voltage of EB solidifications is 280KV, and the dosage of EB solidifications is 15MR.Mirror surface release made from the present embodiment
Film, the average access times for preparing mirror face synthetic leather are 98 times, and the lead of minute surface mould release membrance is tested according to GB/T6739-2006
Hardness is 3H.
Embodiment 6：
A kind of preparation technology for solidifying production mirror surface release film using EB of the present embodiment, using PI films as basement membrane, on basement membrane
Binder course slurries are coated with, while use electron beam under nitrogen protection（EB）By the grout curing formation of the binder course being coated with basement membrane
Binder course；Then layer surface coating release layer slurries are being combined, is being then passed through mirror roller roll-in, while use under nitrogen protection
Electron beam（EB）By the grout curing formation release layer of release layer, so that mirror surface release film be made.Wherein combine the system of one functional layer
Preparation Method is that raw material is positioned in stirred tank to stir 30min, is formed and uniformly combines one functional layer slurries, stands defoaming.
Specifically, PI film thicknesses are 0.125mm, unwinding equipment speed is 25m/min, unwinding tension 50kg, scraper
Pressure 3kg, binder course slurries（6 parts of fluorocarbon resin, 4 parts of nano aluminium oxide, 0.8 part of silane coupler, 4.5 parts of surfactant,
20 parts of 45 parts of urethane acrylate, 25 parts of epoxy acrylate and TMPTA solvents）, release layer slurries are silicone release
Layer slurries, are formulated and are made up of component A and component B, by weight, wherein component A is by 23 parts of polyacrylic acid monomers, 35 parts of poly- ammonia
The mixture composition of ester resin and 25 parts of polyacrylic resins；Component B is mixed by 3 parts of organic siliconresins and 1 part of silane coupler
Compound forms, and the solid content of release layer slurries is 100%, and viscosity 500cps, the coating thickness of release layer slurries is 100um,
Coating temperature is 48 DEG C, and the voltage of EB solidifications is 300KV, and the dosage of EB solidifications is 15MR.Mirror surface release made from the present embodiment
Film, the average access times for preparing mirror face synthetic leather are 110 times, and minute surface mould release membrance is tested according to GB/T6739-2006
Pencil hardness is 3H.
Finally illustrate, have been shown and described above the present invention general principle and principal character and the present invention it is excellent
Point.It will be understood by a person skilled in the art that the present invention is not limited to the above embodiments, described in above-described embodiment and specification
The simply present invention principle, without departing from the spirit and scope of the present invention, the present invention, which also has, various change and to be changed
Enter, these changes and improvements all fall within the protetion scope of the claimed invention.
Claims (10)
- A kind of 1. preparation technology for solidifying production mirror surface release film using EB, it is characterised in that：Using macromolecule membrane as basement membrane, Binder course slurries are coated with basement membrane, while use electron beam under nitrogen protection（EB）The binder course slurries being coated with basement membrane are consolidated Change forms binder course；Then layer surface coating release layer slurries are being combined, is being then passed through mirror roller roll-in, while protect in nitrogen It is lower to use electron beam（EB）By the grout curing formation release layer of release layer, so that mirror surface release film be made.
- A kind of 2. preparation technology for solidifying production mirror surface release film using EB according to claim 1, it is characterised in that： The binder course slurries include 5~10 parts of fluorocarbon resin, and 2~8 parts of nano aluminium oxide, 0.5~2 part of silane coupler, surface is lived 3~6 parts of agent of property, urethane acrylate 40-60 parts, epoxy acrylate 20-30 parts and TMPTA solvent 20-30 parts.
- A kind of 3. preparation technology for solidifying production mirror surface release film using EB according to claim 1, it is characterised in that：Institute The formula for stating release layer slurries is made up of component A and component B, and by weight, wherein component A is by 20 ~ 30 parts of polyacrylic acid lists The mixture composition of body, 10 ~ 40 parts of polyurethane resins and 10 ~ 40 parts of polyacrylic resins；Component B is by 1 ~ 5 part of organic siliconresin With the mixture composition of 0.5 ~ 2 part of silane coupler.
- A kind of 4. preparation technology for solidifying production mirror surface release film using EB according to claim 1, it is characterised in that：Institute The number of plies for stating basement membrane is at least one layer, one or more of the material in PET, PA or PI, basement membrane it is glued between layers Form.
- A kind of 5. preparation technology for solidifying production mirror surface release film using EB according to claim 1, it is characterised in that： The basement membrane is PET film, and for glossiness more than 100, thickness is 0.10~0.188mm.
- 6. according to a kind of any described preparation technology for solidifying production mirror surface release film using EB of claim 1 ~ 5, its feature It is：The preparation method of the binder course slurries is that raw material is positioned in stirred tank to stir 30min, forms uniform combine Layer slurries, stand defoaming.
- A kind of 7. preparation technology for solidifying production mirror surface release film using EB according to claim 6, it is characterised in that： The release layer slurries are silicone release layer slurries, and the solid content of release layer slurries is 100%, and viscosity is 100~500cps, The coating thickness of release layer slurries is 50~100um.
- A kind of 8. preparation technology for solidifying production mirror surface release film using EB according to claim 7, it is characterised in that： The coating temperature of the binder course slurries and release layer slurries is 30~50 DEG C.
- A kind of 9. preparation technology for solidifying production mirror surface release film using EB according to claim 8, it is characterised in that：Institute The voltage of EB solidifications is stated in 180~300KV.
- A kind of 10. preparation technology for solidifying production mirror surface release film using EB according to claim 9, it is characterised in that： The dosage of the EB solidifications is in 2.0~15.0MR.
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| CN201710839746.5A CN107629239B (en) | 2017-09-18 | 2017-09-18 | Preparation process for producing mirror release film by EB (Electron Beam) curing |
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| CN201710839746.5A CN107629239B (en) | 2017-09-18 | 2017-09-18 | Preparation process for producing mirror release film by EB (Electron Beam) curing |
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| CN111619215A (en) * | 2020-06-05 | 2020-09-04 | 成都优威易比应用技术有限公司 | Flexible base material EB (Electron Beam) curing system and method for preparing functional composite film |
| CN112046114A (en) * | 2020-09-17 | 2020-12-08 | 李英敏 | High-performance composite decorative film material |
| CN113445362A (en) * | 2021-07-09 | 2021-09-28 | 瑞泰铸纸(东莞)有限公司 | Leather matte high-temperature release paper and preparation method thereof |
| CN116837659A (en) * | 2023-07-06 | 2023-10-03 | 南京盛凯新材料有限公司 | Electron beam curing processing equipment and method for release paper |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111619215A (en) * | 2020-06-05 | 2020-09-04 | 成都优威易比应用技术有限公司 | Flexible base material EB (Electron Beam) curing system and method for preparing functional composite film |
| CN111619215B (en) * | 2020-06-05 | 2022-05-31 | 成都优威易比应用技术有限公司 | Flexible base material EB (Electron Beam) curing system and method for preparing functional composite film |
| CN112046114A (en) * | 2020-09-17 | 2020-12-08 | 李英敏 | High-performance composite decorative film material |
| CN113445362A (en) * | 2021-07-09 | 2021-09-28 | 瑞泰铸纸(东莞)有限公司 | Leather matte high-temperature release paper and preparation method thereof |
| CN116837659A (en) * | 2023-07-06 | 2023-10-03 | 南京盛凯新材料有限公司 | Electron beam curing processing equipment and method for release paper |
| CN116837659B (en) * | 2023-07-06 | 2023-11-21 | 南京盛凯新材料有限公司 | Electron beam curing processing equipment and method for release paper |
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| Publication number | Publication date |
|---|---|
| CN107629239B (en) | 2020-11-03 |
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