CN113882163A - High-tear-strength waterproof nonwoven fabric grinding material and preparation method and application thereof - Google Patents
High-tear-strength waterproof nonwoven fabric grinding material and preparation method and application thereof Download PDFInfo
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- CN113882163A CN113882163A CN202111274694.4A CN202111274694A CN113882163A CN 113882163 A CN113882163 A CN 113882163A CN 202111274694 A CN202111274694 A CN 202111274694A CN 113882163 A CN113882163 A CN 113882163A
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- polyurethane
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- slurry
- base material
- abrasive material
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- Pending
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- 239000000463 material Substances 0.000 title claims abstract description 40
- 239000004745 nonwoven fabric Substances 0.000 title claims abstract description 19
- 238000002360 preparation method Methods 0.000 title claims abstract description 8
- 238000000227 grinding Methods 0.000 title abstract description 17
- 239000004814 polyurethane Substances 0.000 claims abstract description 63
- 229920002635 polyurethane Polymers 0.000 claims abstract description 63
- 239000002002 slurry Substances 0.000 claims abstract description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 31
- 238000005507 spraying Methods 0.000 claims abstract description 19
- 239000000853 adhesive Substances 0.000 claims abstract description 12
- 229920001778 nylon Polymers 0.000 claims abstract description 12
- 230000001070 adhesive effect Effects 0.000 claims abstract description 11
- 229920000742 Cotton Polymers 0.000 claims abstract description 10
- 239000002131 composite material Substances 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims abstract description 8
- 230000008569 process Effects 0.000 claims abstract description 7
- 238000009991 scouring Methods 0.000 claims description 12
- 239000003082 abrasive agent Substances 0.000 claims description 10
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 9
- 229920000570 polyether Polymers 0.000 claims description 9
- 239000000835 fiber Substances 0.000 claims description 8
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 6
- 229910052593 corundum Inorganic materials 0.000 claims description 6
- 239000010431 corundum Substances 0.000 claims description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
- 239000002562 thickening agent Substances 0.000 claims description 5
- 239000000843 powder Substances 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims description 4
- 229920002292 Nylon 6 Polymers 0.000 claims description 2
- 239000000440 bentonite Substances 0.000 claims description 2
- 229910000278 bentonite Inorganic materials 0.000 claims description 2
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical group O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims description 2
- 229920002678 cellulose Polymers 0.000 claims description 2
- 239000001913 cellulose Substances 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims description 2
- 238000012545 processing Methods 0.000 claims description 2
- 238000007493 shaping process Methods 0.000 claims description 2
- 238000004080 punching Methods 0.000 claims 1
- 239000000377 silicon dioxide Substances 0.000 claims 1
- 239000007921 spray Substances 0.000 claims 1
- 239000000758 substrate Substances 0.000 claims 1
- 238000005498 polishing Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000007547 defect Effects 0.000 abstract description 2
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 239000000047 product Substances 0.000 description 13
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 5
- 239000003292 glue Substances 0.000 description 4
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 3
- -1 phenolic aldehyde Chemical class 0.000 description 3
- 229920001568 phenolic resin Polymers 0.000 description 3
- 229920000715 Mucilage Polymers 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000005011 phenolic resin Substances 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 238000004513 sizing Methods 0.000 description 2
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- 229920002302 Nylon 6,6 Polymers 0.000 description 1
- 239000004840 adhesive resin Substances 0.000 description 1
- 229920006223 adhesive resin Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000005007 epoxy-phenolic resin Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0002—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate
- D06N3/0011—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate using non-woven fabrics
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0086—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the application technique
- D06N3/0088—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the application technique by directly applying the resin
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0086—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the application technique
- D06N3/0088—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the application technique by directly applying the resin
- D06N3/009—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the application technique by directly applying the resin by spraying components on the web
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/12—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins
- D06N3/14—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins with polyurethanes
- D06N3/145—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins with polyurethanes two or more layers of polyurethanes
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2211/00—Specially adapted uses
- D06N2211/08—Cleaning articles
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Abstract
The invention provides a high-tear-strength water-resistant non-woven fabric grinding material and a preparation method and application thereof. The grinding material comprises a base material and slurry, wherein the base material is nylon fiber with excellent wear resistance, and the nylon fiber is processed into a three-dimensional net structure by an air-laying machine and a needling machine; the slurry comprises polyurethane cotton spraying slurry, polyurethane bottom slurry and polyurethane composite slurry. The invention introduces a novel adhesive and a mature production process, and overcomes the defects of good bonding property, low tearing strength and low wear resistance of the existing product. And the used polyurethane is correspondingly adjusted according to the process characteristics of different working sections. Finally, the polyurethane type non-woven fabric grinding product with high tearing strength, strong wear resistance and water resistance is produced. The polishing cost is reduced, the production and the use are more environment-friendly, and the environmental protection pressure is reduced. The application of polyurethane in the non-woven fabric grinding industry is innovated.
Description
Technical Field
The invention relates to the field of nonwoven fabric grinding materials, in particular to a high-tear-strength waterproof nonwoven fabric grinding material and a preparation method and application thereof.
Background
The polyurethane adhesive is more and more sought by people, and has the characteristics of adjustable soft and hard sections, strong wear resistance, no by-product in reaction, good water resistance, strong mechanical property and the like. The polyether polyurethane is used as an adhesive of non-woven fabrics, so that the fiber and sand can achieve good bonding performance, and the product has high tearing strength and high water resistance.
The scouring pad which is one of the existing non-woven fabric grinding products uses phenolic aldehyde as spraying mucilage, uses phenolic aldehyde and epoxy as main adhesives as primer and surface adhesives, so that the product has good bonding performance but is fragile, and the polyurethane has poor water resistance because the polyurethane is easy to react with water.
Disclosure of Invention
In view of the above, the invention provides a water-resistant non-woven fabric grinding material with high tear strength and a preparation method thereof, aiming at solving the problems of strong brittleness and low tear strength of products and water resistance of polyurethane caused by using epoxy resin, phenolic resin and the like as adhesive and acrylic resin, phenolic resin and the like as nylon fiber treatment adhesive cement.
In order to solve the technical problems, the invention adopts the following technical scheme:
a high-tear-strength waterproof non-woven fabric grinding material comprises a base material and slurry, wherein the base material is made of nylon fibers with excellent wear resistance, the nylon fibers are processed into a three-dimensional net structure through an air-laying machine and a needling machine, the structure is more stable and uniform, and the mechanical property of the material is greatly improved; the slurry comprises polyurethane cotton spraying slurry, polyurethane bottom slurry and polyurethane composite slurry.
The polyurethane cotton spraying pulp comprises the following components in parts by weight: 50-90 parts of polyurethane and 60-120 parts of water.
The polyurethane primer comprises the following components in parts by weight: 200-400 parts of polyurethane, 70-130 parts of alcohol and 350-650 parts of No. 240 brown corundum.
The polyurethane composite slurry comprises the following components in parts by weight: 200-400 parts of polyurethane, 80-160 parts of alcohol, 6-14 parts of wax powder, 400-800 parts of No. 240 brown corundum and 3.5-6.5 parts of thickening agent. The thickener is at least one selected from bentonite, white carbon black, cellulose, etc. The wax powder provides lubrication and a large exotherm during polishing, which reduces heat build-up.
Further, the polyurethane in the slurry is a commercially available polyether polyurethane, the NCO content is 5.6-6.7%, and the free NCO content is less than 0.25%.
A preparation method of a high-tear-strength water-resistant non-woven fabric abrasive material comprises the following steps:
1. the selection of the base material requires improvement in abrasion resistance and water resistance of the nonwoven fabric polishing product, and therefore nylon 6 or 66 fiber having excellent abrasion resistance is selected. And the product fiber is processed by the air-laid machine and the needle machine, so that the structure is more stable and uniform and a three-dimensional net structure is formed, and the mechanical property of the product fiber is greatly improved.
2. According to the invention, a phenolic resin material with larger brittleness and low tearing strength is not used, a polyether polyurethane with high tearing strength is used for treating the base material, and the base material with high tearing strength is obtained by spraying (spraying) the base material on the base material fiber and then curing the base material in an oven at high temperature. The spraying amount of the sprayed cotton mucilage is controlled to be 5-8 g/platelet, and the platelet is 20 square centimeters.
3. In the process selection, the existing mature scouring pad machine-passing process is adopted, the rolling sizing is firstly needed, then the glue spraying process is needed, then the high-temperature curing at 130-150 ℃ for 10-30 min is carried out, the high-temperature curing is carried out, the temperature is 110 ℃, the baking is carried out for 2 hours, and then the curing is carried out, so that the optimal performance is achieved.
4. In the selection of rolling sizing, because the polyether polyurethane is used for processing the base material and the tear strength of the polyether polyurethane is high, the polyether polyurethane is also selected as the adhesive for the primer.
5. The selection of the spraying glue is selected according to the glue selected in the prior art, and polyurethane is also used as the adhesive.
The polyurethane is polyether polyurethane (NCO is 5.6-6.7%, free NCO is less than 0.25%), and the polyurethane has excellent water resistance and high tearing strength, is not cured at normal temperature and can be cured only by heating at high temperature.
In the application of the invention, the grinding material can be used for producing scouring pads, and has the characteristics of excellent water resistance and high tearing strength.
The technical scheme of the invention has the following beneficial effects:
the invention introduces a novel adhesive and a mature production process, and overcomes the defects of good bonding property, low tearing strength and low wear resistance of the existing product. And the used polyurethane is correspondingly adjusted according to the process characteristics of different working sections. Finally, the polyurethane type non-woven fabric grinding product with high tearing strength, strong wear resistance and water resistance is produced.
The polishing cost is reduced, the production and the use are more environment-friendly, and the environmental protection pressure is reduced. The application of polyurethane in the non-woven fabric grinding industry is innovated.
Detailed Description
In order to make the technical problems, technical solutions and advantages to be solved by the present invention clearer, the following detailed description is given with reference to specific embodiments.
The invention provides a water-resistant nonwoven fabric grinding material with high tearing strength, aiming at the problems that in the prior art, a scouring pad product is good in bonding performance but is fragile, and the water resistance of polyurethane is poor because the polyurethane is easy to react with water due to the characteristic of polyurethane.
PREFERRED EMBODIMENTS
The high-tear-strength waterproof non-woven fabric grinding material comprises a base material and slurry, wherein the base material is nylon fibers with excellent wear resistance, the nylon fibers are processed into a three-dimensional net structure through an air-laying machine and a needling machine, the structure is more stable and uniform, and the mechanical property of the grinding material is greatly improved. The slurry comprises polyurethane cotton spraying slurry, polyurethane bottom slurry and polyurethane composite slurry.
The polyurethane cotton spraying pulp comprises the following components in parts by weight: 70 parts of polyurethane and 90 parts of water.
The polyurethane primer comprises the following components in parts by weight: 300 parts of polyurethane, 100 parts of alcohol and 500 parts of No. 240 brown corundum.
The polyurethane composite slurry comprises the following components in parts by weight: 300 parts of polyurethane, 120 parts of alcohol, 10 parts of wax powder, 600 parts of No. 240 brown corundum and 5 parts of thickening agent.
During preparation, spraying polyurethane spraying cotton pulp on the base material for shaping, and curing the sprayed base material fiber at high temperature through an oven to obtain the base material with high tearing strength; then the base material is rolled with polyurethane bottom slurry, then the base material is sprayed with polyurethane composite slurry by a glue slurry spraying process, and then the base material is cured at a high temperature of 130-150 ℃ for 10-30 min, and then the base material is rolled into a large roll and heated and baked at 110 ℃ for 2 hours for curing, so that the best performance is achieved.
Scouring pad product test:
tensile strength: the tensile strength is tested by using a universal tensile machine, a sample is cut into a specific shape and fixed on the tensile machine, and the tensile strength is reduced by 23.6 percent compared with that of the same phenolic scouring pad. Under the same condition, the tensile strength of the sample is 2.45KN/m, and the tensile strength of the equivalent phenolic scouring pad is 3.2 KN/m.
Tear strength: the tearing strength is tested by using a universal tensile machine, a sample is cut into a specific shape and fixed on the tensile machine, and the tearing strength is improved by 49.6 percent compared with that of the same phenolic scouring pad. Under the same condition, the tear strength of the sample is 4.83KN/m, and the tear strength of the equivalent phenolic scouring pad is 3.24 KN/m.
Wear resistance: the product is acted by fixed pressure and stressed area, and vibrates back and forth at fixed frequency, and compared with the phenolic aldehyde scouring pad with the same sand number, the wear resistance is improved by 16.35 percent. In 1min, the weight of the sample is reduced by 0.79g, and the weight of the phenolic scouring pad is reduced by 0.92 g.
Water resistance: according to the actual use condition, water can be added for polishing, the bonding is not influenced, in addition, a water-resistant experiment is carried out, the product is soaked for 7 days, and is taken out for drying, and the bonding is not obviously influenced.
The embodiments described above are presented to enable those skilled in the art to make and use the invention. It will be readily apparent to those skilled in the art that various modifications to these embodiments may be made, and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the embodiments described herein, and those skilled in the art should make improvements and modifications to the present invention based on the disclosure of the present invention within the protection scope of the present invention.
Claims (9)
1. A high tear strength water resistant nonwoven abrasive material comprising a substrate and a slurry, wherein:
the base material is nylon fiber with excellent wear resistance, and the nylon fiber is processed into a three-dimensional net structure by an air-laying machine and a needle punching machine; the slurry comprises polyurethane cotton spraying slurry, polyurethane bottom slurry and polyurethane composite slurry.
2. The high tear strength water-resistant nonwoven abrasive material according to claim 1, wherein the polyurethane cotton spray slurry comprises the following components in parts by weight: 50-90 parts of polyurethane and 60-120 parts of water.
3. The high tear strength water-resistant nonwoven abrasive material according to claim 1, wherein the polyurethane primer comprises the following components in parts by weight: 200-400 parts of polyurethane, 70-130 parts of alcohol and 350-650 parts of No. 240 brown corundum.
4. The high-tear-strength water-resistant nonwoven fabric abrasive material as claimed in claim 1, wherein the polyurethane composite slurry comprises the following components in parts by weight: 200-400 parts of polyurethane, 80-160 parts of alcohol, 6-14 parts of wax powder, 400-800 parts of No. 240 brown corundum and 3.5-6.5 parts of thickening agent.
5. The high tear strength water-resistant nonwoven abrasive material of claim 4, wherein the thickener is selected from bentonite, silica, and cellulose.
6. The high-tear-strength water-resistant nonwoven fabric abrasive material according to claims 2-5, wherein the polyurethane is preferably polyether polyurethane, and the NCO of the polyether polyurethane is 5.6-6.7%, and the free NCO is less than 0.25%.
7. The high tear strength, water resistant nonwoven abrasive material of claim 1 wherein the nylon fibers are nylon 6, 66 fibers.
8. The method for preparing a high tear strength water-resistant nonwoven abrasive material according to claim 1, comprising the steps of:
s1, selecting nylon fibers with excellent wear resistance, and processing the nylon fibers into a three-dimensional net structure through an air-laying machine and a needling machine;
s2, spraying polyurethane spraying cotton pulp on the base material for shaping, and curing the sprayed base material fiber at high temperature through an oven to obtain the base material with high tearing strength;
s3, rolling the base material to press polyurethane primer slurry, spraying polyurethane composite slurry on the base material by a slurry spraying process, curing at a high temperature of 130-150 ℃ for 10-30 min, rolling into a large roll, heating and baking at 110 ℃ for 2 hours, and curing to obtain the adhesive.
9. Use of a high tear strength water resistant nonwoven abrasive material according to claim 1 in the preparation of a scouring pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111274694.4A CN113882163A (en) | 2021-10-29 | 2021-10-29 | High-tear-strength waterproof nonwoven fabric grinding material and preparation method and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111274694.4A CN113882163A (en) | 2021-10-29 | 2021-10-29 | High-tear-strength waterproof nonwoven fabric grinding material and preparation method and application thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113882163A true CN113882163A (en) | 2022-01-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111274694.4A Pending CN113882163A (en) | 2021-10-29 | 2021-10-29 | High-tear-strength waterproof nonwoven fabric grinding material and preparation method and application thereof |
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| CN (1) | CN113882163A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1514553A (en) * | 1974-09-13 | 1978-06-14 | Asahi Chemical Ind | Non-woven fabric usable as a substratum sheet for artificial leather and process for producing the same |
| US5482756A (en) * | 1990-03-29 | 1996-01-09 | Minnesota Mining And Manufacturing Company | Nonwoven surface finishing articles reinforcing with a polymer backing |
| TW200948867A (en) * | 2008-05-29 | 2009-12-01 | Taiwan Textile Res Inst | Composite abrasive/polishing pad and method for manufacturing the same |
| CN107142742A (en) * | 2017-05-25 | 2017-09-08 | 无锡金双面料科技有限公司 | A kind of Waterproof Breathable type nylon coatings dyed cloth preparation technology |
| CN207629870U (en) * | 2017-10-27 | 2018-07-20 | 昆山佳研磨具科技有限公司 | A kind of industrial composite fibre nylon scouring pad |
| CN207900968U (en) * | 2017-11-08 | 2018-09-25 | 昆山佳研磨具科技有限公司 | A kind of special scouring pad of industry wire drawing |
| CN109048698A (en) * | 2018-06-22 | 2018-12-21 | 阳江市伟艺抛磨材料有限公司 | A kind of polyurethane rubbing down wheel and preparation method thereof |
-
2021
- 2021-10-29 CN CN202111274694.4A patent/CN113882163A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1514553A (en) * | 1974-09-13 | 1978-06-14 | Asahi Chemical Ind | Non-woven fabric usable as a substratum sheet for artificial leather and process for producing the same |
| US5482756A (en) * | 1990-03-29 | 1996-01-09 | Minnesota Mining And Manufacturing Company | Nonwoven surface finishing articles reinforcing with a polymer backing |
| TW200948867A (en) * | 2008-05-29 | 2009-12-01 | Taiwan Textile Res Inst | Composite abrasive/polishing pad and method for manufacturing the same |
| CN107142742A (en) * | 2017-05-25 | 2017-09-08 | 无锡金双面料科技有限公司 | A kind of Waterproof Breathable type nylon coatings dyed cloth preparation technology |
| CN207629870U (en) * | 2017-10-27 | 2018-07-20 | 昆山佳研磨具科技有限公司 | A kind of industrial composite fibre nylon scouring pad |
| CN207900968U (en) * | 2017-11-08 | 2018-09-25 | 昆山佳研磨具科技有限公司 | A kind of special scouring pad of industry wire drawing |
| CN109048698A (en) * | 2018-06-22 | 2018-12-21 | 阳江市伟艺抛磨材料有限公司 | A kind of polyurethane rubbing down wheel and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 叶水卫 等: "聚氨酯材料在抛磨行业的应用研究", 广州化工 * |
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Application publication date: 20220104 |