CN104511846B - A kind of preparation method of thin film abrasive paper - Google Patents
A kind of preparation method of thin film abrasive paper Download PDFInfo
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- CN104511846B CN104511846B CN201310578893.3A CN201310578893A CN104511846B CN 104511846 B CN104511846 B CN 104511846B CN 201310578893 A CN201310578893 A CN 201310578893A CN 104511846 B CN104511846 B CN 104511846B
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- primer
- abrasive material
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- grinding aid
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D11/00—Constructional features of flexible abrasive materials; Special features in the manufacture of such materials
- B24D11/001—Manufacture of flexible abrasive materials
Abstract
The invention discloses the preparation method of a kind of thin film abrasive paper, it processes by PET mylar, be coated with primer, plant abrasive material, predrying, be coated with re-glue, trunk is dry, solidify, be coated with blockage resisting coating process step forms；PET mylar after corona or chemical application mode process has stronger adhesion；The mat binder that primer is made up of polyamino resin, firming agent and organic solvent dimethylbenzene；Second layer binding agent contains phenol-formaldehyde resin modified, coupling agent and grinding aid, and it is more firm that second layer binding agent can make abrasive material adhere to, and is obtained in that good sharpness and cutting polishing ability；Blockage resisting coating is formed by lubricating filler, bonding agent and antistatic additive.The sand paper that above-mentioned preparation method can be prepared that pliability is good, is unlikely to deform, intensity is high, blockage resisting is effective and finished surface is smooth.
Description
Technical field
The present invention relates to coated abrasive tool technical field, particularly relate to the preparation side of a kind of thin film abrasive paper
Method.
Background technology
Abrasive material is bonded in by sand paper binding agent to be made on some reelability materials such as cloth, paper
Coated abrasive tool, it can carry out grinding and polishing；Wherein, the main of sand paper is made
Material includes base material, abrasive material and binding agent.Traditional sand paper generally uses cloth or paper does base material,
Base material is the supporting body of abrasive material and binding agent, and it is that sand paper has flexual main cause；Wherein,
The kind of base material specifically includes that cloth, paper, fiber, non-woven fabrics etc..
For the sand paper product of prior art, generally there is pliability poor, yielding,
The defect that roughness of machining surface, blockage resisting weak effect and intensity are low；Its combination property is difficult to suitable
For high-precision fine gtinding, the essence such as such as automobile crane, automotive lacquer, electronics, laser disc
Processing.
Summary of the invention
Present invention aims to the deficiencies in the prior art and a kind of thin film abrasive paper is provided
Preparation method, the preparation method of this thin film abrasive paper can be prepared that pliability is good, be unlikely to deform, by force
The sand paper that degree is high, blockage resisting is effective and finished surface is smooth.
For reaching above-mentioned purpose, the present invention is achieved through the following technical solutions.
The preparation method of a kind of thin film abrasive paper, includes following processing step, particularly as follows:
A, to thickness be 75 μm-125 μm, weight per unit area be 100-180g/m2PET
Mylar carries out corona or chemical application processes；
B, in the surface of PET mylar uniform coated primer, primer be by polyamino resin,
The mat binder that firming agent and organic solvent dimethylbenzene are formed, polyamino resin, firming agent
And the part by weight of three kinds of materials of organic solvent dimethylbenzene is: 100:20～30:20～50；
Abrasive material implanted by c, the primer of past PET polyester film surface；
D, pre-dried；
E, after pre-dried, carry out in the surface of primer and abrasive material be coated with re-glue operation, and
Second layer binding agent is uniformly coated with the surface investing primer and abrasive material, wherein, second layer binding agent
Containing phenol-formaldehyde resin modified, coupling agent and grinding aid, phenol-formaldehyde resin modified, coupling agent and
The part by weight of grinding aid is: 100:1.0～2.0:10～30；
F, main dried；
G, cured；
H, uniform coated blockage resisting coating, blockage resisting in the surface of second layer binding agent and abrasive material
Coating is formed by lubricating filler, bonding agent and antistatic additive, lubrication filler, bonding agent and
The part by weight of three kinds of materials of antistatic additive is: 100:5.0～12.0:0.5～1.5.
Wherein, the firming agent that step b is used be polynary amine curing agent, imidazole curing agent,
Acid anhydride type curing agent or phenolic resin.
Wherein, the coupling agent that step e is used is silane coupler or titanate coupling agent,
The grinding aid that step d is used is polyalcohol amine, triethanolamine, triisopropanolamine or second two
Alcohol.
Wherein, described second layer binding agent possibly together with pigment, phenol-formaldehyde resin modified, coupling agent,
The part by weight of grinding aid and pigment is: 100:1.0～2.0:10～30:3.0～15.
The invention have the benefit that the preparation method of a kind of thin film abrasive paper of the present invention,
It is processed by PET mylar, is coated with primer, plants abrasive material, predrying, painting second layer bonding
Agent, trunk is dry, solidify, be coated with blockage resisting coating process step composition；PET mylar is main
Being processed by corona or chemical application mode, PET mylar after treatment obtains
Obtain higher adhesion, and make primer and abrasive material bonding with PET mylar more firm；
The bottom bonding that primer is made up of polyamino resin, firming agent and organic solvent dimethylbenzene
Agent, the part by weight of polyamino resin, firming agent and three kinds of materials of organic solvent dimethylbenzene is: 100:
20～30:20～50；Second layer binding agent contains phenol-formaldehyde resin modified, coupling agent and grinding aid,
The part by weight of phenol-formaldehyde resin modified, coupling agent and grinding aid is: 100:1.0～2.0:10～30,
Second layer binding agent can make abrasive material more be adhered firmly to PET polyester film surface, and makes
Obtain whole thin film abrasive paper and there is good sharpness and cutting polishing ability；Blockage resisting coating is by moistening
Sliding filler, bonding agent and antistatic additive composition, lubrication filler, bonding agent and antistatic additive
The part by weight of three kinds of materials is: 100:5.0～12.0:0.5～1.5.Above-mentioned preparation method can
Pliability is good in preparation, be unlikely to deform, intensity is high, blockage resisting is effective and finished surface is smooth
Sand paper.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention will be described.
Embodiment one, the preparation method of a kind of thin film abrasive paper, include following processing step, tool
Body is:
A, to thickness be 75 μm-125 μm, weight per unit area be 100-180g/m2PET
Mylar carries out corona or chemical application processes；
B, in the surface of PET mylar uniform coated primer, primer be by polyamino resin,
The mat binder that firming agent and organic solvent dimethylbenzene are formed, polyamino resin, firming agent
And the part by weight of three kinds of materials of organic solvent dimethylbenzene is: 100:25:35；
Abrasive material implanted by c, the primer of past PET polyester film surface；
D, pre-dried；
E, after pre-dried, carry out in the surface of primer and abrasive material be coated with re-glue operation, and
Second layer binding agent is uniformly coated with the surface investing primer and abrasive material, wherein, second layer binding agent
Containing phenol-formaldehyde resin modified, coupling agent and grinding aid, phenol-formaldehyde resin modified, coupling agent and
The part by weight of grinding aid is: 100:1.5:20；Wherein, the second layer bonding of said ratio
Agent has the highest adhesion strength and thermostability, and abrasive material can be made more to be adhered firmly to PET
Polyester film surface, and make whole thin film abrasive paper have good sharpness and cutting polishing energy
Power；
F, main dried；
G, cured；
H, uniform coated blockage resisting coating, blockage resisting in the surface of second layer binding agent and abrasive material
Coating is formed by lubricating filler, bonding agent and antistatic additive, lubrication filler, bonding agent and
The part by weight of three kinds of materials of antistatic additive is: 100:10:1；By said ratio, anti-blocking
Plug coating can make whole thin film abrasive paper have good anti-blockage function in use, and prolongation makes
With the life-span and improve grinding efficiency.
Wherein, the firming agent that step b is used be polynary amine curing agent, imidazole curing agent,
Acid anhydride type curing agent or phenolic resin；The coupling agent that step e is used be silane coupler or
Person's titanate coupling agent, the grinding aid that step d is used be polyalcohol amine, triethanolamine, three
Isopropanolamine or ethylene glycol.Certainly, above-mentioned firming agent, coupling agent and grinding aid kind are also
It is not construed as limiting the invention.
Need to be explained further, PET polyester film surface is smooth and glossy, its crocking resistance
And good stability of the dimension, wear away little and hardness is high, and there is toughness maximum in thermoplastic
And heat distortion temperature, mechanical performance is close with thermosetting plastics.Wherein, through corona or change
The PET mylar learning coating process can strengthen the adhesion of itself, and then makes the end
Glue and abrasive material are bonding with PET mylar more firm.Further, the described second layer glues
Knot agent is possibly together with pigment, the weight ratio of phenol-formaldehyde resin modified, coupling agent, grinding aid and pigment
Example is: 100:1.5:20:9.
Summary situation understands, and the preparation method of the thin film abrasive paper of the present embodiment one can be prepared
The sand paper that pliability is good, be unlikely to deform, intensity high, blockage resisting is effective and finished surface is smooth.
Embodiment two, the preparation method of a kind of thin film abrasive paper, include following processing step, tool
Body is:
A, to thickness be 75 μm-125 μm, weight per unit area be 100-180g/m2PET
Mylar carries out corona or chemical application processes；
B, in the surface of PET mylar uniform coated primer, primer be by polyamino resin,
The mat binder that firming agent and organic solvent dimethylbenzene are formed, polyamino resin, firming agent
And the part by weight of three kinds of materials of organic solvent dimethylbenzene is: 100:20:30；
Abrasive material implanted by c, the primer of past PET polyester film surface；
D, pre-dried；
E, after pre-dried, carry out in the surface of primer and abrasive material be coated with re-glue operation, and
Second layer binding agent is uniformly coated with the surface investing primer and abrasive material, wherein, second layer binding agent
Containing phenol-formaldehyde resin modified, coupling agent and grinding aid, phenol-formaldehyde resin modified, coupling agent and
The part by weight of grinding aid is: 100:1:15；Wherein, the second layer binding agent of said ratio
There is the highest adhesion strength and thermostability, abrasive material can be made more to be adhered firmly to PET and gather
Ester film surface, and make whole thin film abrasive paper have good sharpness and cutting polishing energy
Power；
F, main dried；
G, cured；
H, uniform coated blockage resisting coating, blockage resisting in the surface of second layer binding agent and abrasive material
Coating is formed by lubricating filler, bonding agent and antistatic additive, lubrication filler, bonding agent and
The part by weight of three kinds of materials of antistatic additive is: 100:5:0.8；By said ratio, anti-
Blocking coating can make whole thin film abrasive paper have good anti-blockage function in use, extends
Service life also improves grinding efficiency.
Wherein, the firming agent that step b is used be polynary amine curing agent, imidazole curing agent,
Acid anhydride type curing agent or phenolic resin；The coupling agent that step e is used be silane coupler or
Person's titanate coupling agent, the grinding aid that step d is used be polyalcohol amine, triethanolamine, three
Isopropanolamine or ethylene glycol.Certainly, above-mentioned firming agent, coupling agent and grinding aid kind are also
It is not construed as limiting the invention.
Need to be explained further, PET polyester film surface is smooth and glossy, its crocking resistance
And good stability of the dimension, wear away little and hardness is high, and there is toughness maximum in thermoplastic
And heat distortion temperature, mechanical performance is close with thermosetting plastics.Wherein, through corona or change
The PET mylar learning coating process can strengthen the adhesion of itself, and then makes the end
Glue and abrasive material are bonding with PET mylar more firm.Further, the described second layer glues
Knot agent is possibly together with pigment, the weight ratio of phenol-formaldehyde resin modified, coupling agent, grinding aid and pigment
Example is: 100:1:15:10.
Summary situation understands, and the preparation method of the thin film abrasive paper of the present embodiment two can be prepared
The sand paper that pliability is good, be unlikely to deform, intensity high, blockage resisting is effective and finished surface is smooth.
Above content is only presently preferred embodiments of the present invention, for the ordinary skill people of this area
Member, according to the thought of the present invention, the most all can change it
Place, this specification content should not be construed as limitation of the present invention.
Claims (1)
1. the preparation method of a thin film abrasive paper, it is characterised in that include following processing step, particularly as follows:
A, to thickness be 75 μm-125 μm, weight per unit area be 100-180g/m2PET mylar carry out corona or chemical application and process；
B, uniformly coat primer in the surface of PET mylar, the mat binder that primer is made up of polyamino resin, firming agent and organic solvent dimethylbenzene, the part by weight of polyamino resin, firming agent and three kinds of materials of organic solvent dimethylbenzene is: 100:20～30:20～50；
Abrasive material implanted by c, the primer of past PET polyester film surface；
D, pre-dried；
E, after pre-dried, carry out in the surface of primer and abrasive material being coated with re-glue operation, and second layer binding agent is evenly applied to the surface of primer and abrasive material, wherein, second layer binding agent contains phenol-formaldehyde resin modified, coupling agent and grinding aid, and the part by weight of phenol-formaldehyde resin modified, coupling agent and grinding aid is: 100:1.0～2.0:10～30；
F, main dried；
G, cured；
H, uniformly coat blockage resisting coating in the surface of second layer binding agent and abrasive material, blockage resisting coating is formed by lubricating filler, bonding agent and antistatic additive, and the part by weight of lubrication filler, bonding agent and three kinds of materials of antistatic additive is: 100:5.0～12.0:0.5～1.5；
The firming agent that step b is used is polynary amine curing agent, imidazole curing agent, acid anhydride type curing agent or phenolic resin, the coupling agent that step e is used is silane coupler or titanate coupling agent, the grinding aid that step e is used is polyalcohol amine, triethanolamine, triisopropanolamine or ethylene glycol, described second layer binding agent possibly together with pigment, the part by weight of phenol-formaldehyde resin modified, coupling agent, grinding aid and pigment is: 100:1.0～2.0:10～30:3.0～15.
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| CN201310578893.3A CN104511846B (en) | 2013-11-19 | 2013-11-19 | A kind of preparation method of thin film abrasive paper |
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| CN201310578893.3A CN104511846B (en) | 2013-11-19 | 2013-11-19 | A kind of preparation method of thin film abrasive paper |
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| CN104511846A CN104511846A (en) | 2015-04-15 |
| CN104511846B true CN104511846B (en) | 2016-11-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107717762A (en) * | 2017-10-26 | 2018-02-23 | 东莞金太阳研磨股份有限公司 | A kind of handling process of the polyester film base material of grinding tool |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105234850A (en) * | 2015-11-14 | 2016-01-13 | 东莞金太阳研磨股份有限公司 | Abrasive paper production process and coating adhesive formula |
| CN105669925A (en) * | 2016-02-24 | 2016-06-15 | 无锡旺绿鸿纺织品有限公司 | Preparation method of phenolic resin for manufacturing polishing cloth |
| CN107639553A (en) * | 2017-10-09 | 2018-01-30 | 杭州思达研磨制品有限公司 | A kind of high abrasion folding molding sand paper and its forming technique |
| CN107584435A (en) * | 2017-10-09 | 2018-01-16 | 杭州思达研磨制品有限公司 | A kind of high adhesion force sand paper and its forming technique |
| CN109434675A (en) * | 2018-12-20 | 2019-03-08 | 东莞金太阳研磨股份有限公司 | A kind of essence throws cotton and preparation method thereof |
| CN112692742B (en) * | 2020-12-23 | 2021-12-14 | 苏州远东砂轮有限公司 | Manufacturing method of flexible paper-based abrasive paper and abrasive paper |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH079351A (en) * | 1993-06-30 | 1995-01-13 | Matsushita Electric Ind Co Ltd | Forming method of lapping tape and surface coating membrane |
| JP5587662B2 (en) * | 2010-05-06 | 2014-09-10 | 宏一 西村 | Manufacturing method of polishing sheet |
| CN102039561B (en) * | 2010-10-15 | 2012-08-08 | 江苏省新型复合研磨材料及制品工程技术研究中心 | Abrasive material special for high-accuracy PCB and manufacturing method thereof |
| CN102009508B (en) * | 2010-10-21 | 2012-12-12 | 东莞光群雷射科技有限公司 | Process for producing film with brushed lines |
| CN102825878B (en) * | 2011-06-17 | 2015-04-01 | 上海晋飞复合材料科技有限公司 | Method for forming thick resin layer carbon fiber plate with carbon fiber cloth adhered on surface |
| CN202192555U (en) * | 2011-08-03 | 2012-04-18 | 东莞市金太阳研磨有限公司 | Thin film abrasive paper |
| CN102729159B (en) * | 2012-07-19 | 2015-01-07 | 北京国瑞升科技股份有限公司 | Film-based electrostatic sand-planting grinding belt and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107717762A (en) * | 2017-10-26 | 2018-02-23 | 东莞金太阳研磨股份有限公司 | A kind of handling process of the polyester film base material of grinding tool |
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Address after: 523000 Guangdong province Dongguan City Dalingshan Town big loop No. 66 East Patentee after: DONGGUAN GOLDEN SUN ABRASIVES CO., LTD. Address before: Huang Shan Wu Cun Da Ling Shan Zhen Da Sha Guangdong city of Dongguan Province under 523000 Patentee before: DONGGUAN GOLDEN SUN ABRASIVES CO., LTD. |
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