CN104631169A - Method for manufacturing modified cow leather friction material fiber - Google Patents
Method for manufacturing modified cow leather friction material fiber Download PDFInfo
- Publication number
- CN104631169A CN104631169A CN201510074045.8A CN201510074045A CN104631169A CN 104631169 A CN104631169 A CN 104631169A CN 201510074045 A CN201510074045 A CN 201510074045A CN 104631169 A CN104631169 A CN 104631169A
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- China
- Prior art keywords
- hide
- friction material
- hour
- dried
- tanning
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000002783 friction material Substances 0.000 title claims abstract description 31
- 239000000835 fiber Substances 0.000 title claims abstract description 24
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 8
- 238000000034 method Methods 0.000 title claims abstract description 8
- 239000010985 leather Substances 0.000 title abstract 6
- 238000004140 cleaning Methods 0.000 claims abstract description 11
- 238000001035 drying Methods 0.000 claims abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical class [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims description 15
- 239000002655 kraft paper Substances 0.000 claims description 14
- 238000002360 preparation method Methods 0.000 claims description 7
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 5
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 5
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 5
- 239000004568 cement Substances 0.000 claims description 5
- 239000008157 edible vegetable oil Substances 0.000 claims description 5
- 238000007667 floating Methods 0.000 claims description 5
- 238000007654 immersion Methods 0.000 claims description 5
- 239000012535 impurity Substances 0.000 claims description 5
- 239000004571 lime Substances 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 5
- 239000003921 oil Substances 0.000 claims description 5
- 235000019198 oils Nutrition 0.000 claims description 5
- 239000000049 pigment Substances 0.000 claims description 5
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 claims description 5
- 238000010298 pulverizing process Methods 0.000 claims description 5
- 229920006395 saturated elastomer Polymers 0.000 claims description 5
- 229910052708 sodium Inorganic materials 0.000 claims description 5
- 239000011734 sodium Substances 0.000 claims description 5
- PTLRDCMBXHILCL-UHFFFAOYSA-M sodium arsenite Chemical compound [Na+].[O-][As]=O PTLRDCMBXHILCL-UHFFFAOYSA-M 0.000 claims description 5
- 238000003756 stirring Methods 0.000 claims description 5
- 238000005461 lubrication Methods 0.000 abstract description 3
- 238000005299 abrasion Methods 0.000 abstract 1
- 230000008602 contraction Effects 0.000 abstract 1
- 230000000087 stabilizing effect Effects 0.000 abstract 1
- 238000004659 sterilization and disinfection Methods 0.000 abstract 1
- 229920003043 Cellulose fiber Polymers 0.000 description 7
- 125000006850 spacer group Chemical group 0.000 description 7
- 239000010425 asbestos Substances 0.000 description 5
- 229910052895 riebeckite Inorganic materials 0.000 description 5
- 239000002699 waste material Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 235000002918 Fraxinus excelsior Nutrition 0.000 description 1
- 206010044565 Tremor Diseases 0.000 description 1
- 239000002956 ash Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
- D21B1/00—Fibrous raw materials or their mechanical treatment
- D21B1/02—Pretreatment of the raw materials by chemical or physical means
- D21B1/023—Cleaning wood chips or other raw materials
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
- D21B1/00—Fibrous raw materials or their mechanical treatment
- D21B1/02—Pretreatment of the raw materials by chemical or physical means
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
- D21B1/00—Fibrous raw materials or their mechanical treatment
- D21B1/02—Pretreatment of the raw materials by chemical or physical means
- D21B1/021—Pretreatment of the raw materials by chemical or physical means by chemical means
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
- D21B1/00—Fibrous raw materials or their mechanical treatment
- D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
- D21B1/06—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by dry methods
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Braking Arrangements (AREA)
- Treatment And Processing Of Natural Fur Or Leather (AREA)
Abstract
The invention discloses a method for manufacturing a modified cow leather friction material fiber. The method comprises the steps of cleaning, disinfection treatment, tanning, drying and smashing. The manufactured modified cow leather friction material fiber has high speed characteristics, can improve abrasion performance of a friction material and friction coefficient of the friction material and reduce the influence of high temperature on friction material contraction and expansion; the modified cow leather friction material fiber is high in porosity and can reduce braking noise; the modified cow leather friction material fiber is soft in texture and high in toughness and can have lubrication stabilizing effect, the impact toughness of the friction material can be improved; and the modified cow leather friction material fiber has the advantages of being free of pollution and resistant to high temperature, and the manufacturing cost is low.
Description
Technical field
The invention belongs to ox-hide Material Field, particularly a kind of preparation method of Modified Kraft friction material fiber.
Background technology
After ox-hide goods are shabby, people generally abandon as rubbish, then carry out burning disposal, so not only waste resource and also pollute environment.Ox-hide mutually weaves primarily of the collagenous fibres of beamforming and microbeam type, be mutually wound around and form.These collagenous fibres are natural fabric, have that pulling force is strong, hygroscopicity be strong, soft, free from extraneous odour, the features such as antistatic, anti-anti-flammability is strong, if extracted by certain mode, follow-uply fabric can be made, or make Ji Bu by nonwoven fabric technology, or other purposes, ox-hide waste material is made to obtain good utilization, not only avoid waste, save cost, and take full advantage of waste material, decrease the pollution of waste material for environment, having great importance now of more paying attention to for sustainable development.
Summary of the invention
The object of this invention is to provide the preparation method of kind of a kind of Modified Kraft friction material fiber, described Modified Kraft friction material fiber has high speed characteristics, the polishing machine of friction material can be improved, increase the coefficient of friction of friction material, reduce high temperature to the impact of friction material pucker & bloat; There is the higher porosity, can brake noise be reduced; Quality is soft, has higher toughness can play the stable effect of lubrication, improves the impact flexibility of friction material; And pollution-free, resistant to elevated temperatures advantage, and obtained with low cost.
Technical scheme of the present invention is for achieving the above object:
A preparation method for Modified Kraft friction material fiber, comprises the steps:
Step one, cleaning: the ox-hide split is cleaned, pigment, greasy dirt and impurity in cleaning scaling;
Step 2, to disinfect:
1) sodium arsenite configuring 0.5% joins solution, ox-hide is immersed 1 ~ 2 minute and namely takes out, then ox-hide is soaked 1 ~ 2 day in clear water;
2) ox-hide in clear water is pulled out, put into the cement pit liming 3 hours being contained with liming liquid, described liming liquor manufacture method is as follows: 25 parts, lime, 5 parts, vulcanized sodium, stir in starchiness with water;
Step 3, tanning:
1) ox-hide after liming is put into clear water and soak 12 hours;
2) by the ox-hide after immersion, put into the saturated saltcake solution of 35 DEG C-45 DEG C, tanning is taken out after 0.2 hour and is dried, put into saturated saltcake solution after half an hour again to soak, tanning is taken out after 0.2 hour and is dried, again put into saturated saltcake solution after half an hour to soak, tanning is taken out after 0.2 hour and is dried, then except the floating nitre in peeling; 3) tanned ox-hide is put into the edible vegetable oil of 35 DEG C-45 DEG C, after oil impregnate is saturated, naturally dries in the shade to half storey and do;
Step 4, oven dry: the ox-hide naturally dried in the shade to half storey is dry is dried, and bake out temperature is 60-80 DEG C;
Step 5, pulverizing: the ox-hide Special grinder for disintegrating after drying is pulverized.
Further technical scheme, the bake out temperature of described step 4 is 70 DEG C.
The Modified Kraft friction material fiber tool that the present invention obtains has the following advantages:
1, there is high speed characteristics, braking ability and the polishing machine of brake block after adding brake block, can be improved.
The high temperature produced when can reduce brake block brake after 2, adding brake block on the impact of brake block friction material pucker & bloat, and has the higher porosity, can reduce brake noise.
3, quality is soft, has higher toughness, and what produce when being conducive to after adding brake block reducing brake trembles
Dynamic, play the effect that lubrication is stable, improve the impact flexibility of brake block.
4, non-environmental-pollution, the environmental protection fiber that can automatically degrade, intensity is good, fiber dendritic structure, can improve the performance of compound, is the excellent substitute of asbestos fibre.
5, resistance to elevated temperatures, frictional behaviour are better than cellulose fibre, have certain elasticity, and to improving the pliability of friction material compound, compressibility, sealing have good effect.Stablize coefficient of friction, reduce wear hardness better than cellulose fibre.
Accompanying drawing explanation
The service check record of the brake spacer for automobile that Fig. 1 asbestos obtain;
The performance curve inspection record of the brake spacer for automobile that Fig. 2 asbestos obtain;
The service check record of the brake spacer for automobile that Fig. 3 cellulose fibre obtains;
The performance curve inspection record of the brake spacer for automobile that Fig. 4 cellulose fibre obtains;
The service check record of the brake spacer for automobile that Fig. 5 Modified Kraft friction material obtains;
The performance curve inspection record of the brake spacer for automobile that Fig. 6 Modified Kraft friction material obtains.
Detailed description of the invention
A preparation method for Modified Kraft friction material fiber, comprises the steps:
Step one, cleaning: the ox-hide split is cleaned, pigment, greasy dirt and impurity in cleaning scaling;
Step 2, to disinfect:
1) sodium arsenite configuring 0.5% joins solution, ox-hide is immersed 1 ~ 2 minute and namely takes out, then ox-hide is soaked 1 ~ 2 day in clear water;
2) ox-hide in clear water is pulled out, put into the cement pit liming 3 hours being contained with liming liquid, described liming liquor manufacture method is as follows: 25 parts, lime, 5 parts, vulcanized sodium, stir in starchiness with water;
Step 3, tanning:
1) ox-hide after liming is put into clear water and soak 12 hours;
2) by the ox-hide after immersion, put into the saturated saltcake solution of 35 DEG C-45 DEG C, tanning is taken out after 0.2 hour and is dried, put into saturated saltcake solution after half an hour again to soak, tanning is taken out after 0.2 hour and is dried, again put into saturated saltcake solution after half an hour to soak, tanning is taken out after 0.2 hour and is dried, then except the floating nitre in peeling; 3) tanned ox-hide is put into the edible vegetable oil of 35 DEG C-45 DEG C, after oil impregnate is saturated, naturally dries in the shade to half storey and do;
Step 4, oven dry: the ox-hide naturally dried in the shade to half storey is dry is dried, and bake out temperature is 60 DEG C;
Step 5, pulverizing: the ox-hide Special grinder for disintegrating after drying is pulverized.
Embodiment 2
Step one, cleaning: the ox-hide split is cleaned, pigment, greasy dirt and impurity in cleaning scaling;
Step 2, to disinfect:
1) sodium arsenite configuring 0.5% joins solution, ox-hide is immersed 1 ~ 2 minute and namely takes out, then ox-hide is soaked 1 ~ 2 day in clear water;
2) ox-hide in clear water is pulled out, put into the cement pit liming 3 hours being contained with liming liquid, described liming liquor manufacture method is as follows: 25 parts, lime, 5 parts, vulcanized sodium, stir in starchiness with water;
Step 3, tanning:
1) ox-hide after liming is put into clear water and soak 12 hours;
2) by the ox-hide after immersion, put into the saturated saltcake solution of 35 DEG C-45 DEG C, tanning is taken out after 0.2 hour and is dried, put into saturated saltcake solution after half an hour again to soak, tanning is taken out after 0.2 hour and is dried, again put into saturated saltcake solution after half an hour to soak, tanning is taken out after 0.2 hour and is dried, then except the floating nitre in peeling;
3) tanned ox-hide is put into the edible vegetable oil of 35 DEG C-45 DEG C, after oil impregnate is saturated, naturally dries in the shade to half storey and do;
Step 4, oven dry: the ox-hide naturally dried in the shade to half storey is dry is dried, and bake out temperature is 80 DEG C;
Step 5, pulverizing: the ox-hide Special grinder for disintegrating after drying is pulverized.
Embodiment 3
Step one, cleaning: the ox-hide split is cleaned, pigment, greasy dirt and impurity in cleaning scaling;
Step 2, to disinfect:
1) sodium arsenite configuring 0.5% joins solution, ox-hide is immersed 1 ~ 2 minute and namely takes out, then ox-hide is soaked 1 ~ 2 day in clear water;
2) ox-hide in clear water is pulled out, put into the cement pit liming 3 hours being contained with liming liquid, described liming liquor manufacture method is as follows: 25 parts, lime, 5 parts, vulcanized sodium, stir in starchiness with water;
Step 3, tanning:
1) ox-hide after liming is put into clear water and soak 12 hours;
2) by the ox-hide after immersion, put into the saturated saltcake solution of 35 DEG C-45 DEG C, tanning is taken out after 0.2 hour and is dried, put into saturated saltcake solution after half an hour again to soak, tanning is taken out after 0.2 hour and is dried, again put into saturated saltcake solution after half an hour to soak, tanning is taken out after 0.2 hour and is dried, then except the floating nitre in peeling; 3) tanned ox-hide is put into the edible vegetable oil of 35 DEG C-45 DEG C, after oil impregnate is saturated, naturally dries in the shade to half storey and do;
Step 4, oven dry: the ox-hide naturally dried in the shade to half storey is dry is dried, and bake out temperature is 70 DEG C;
Step 5, pulverizing: the ox-hide Special grinder for disintegrating after drying is pulverized.
Carry out performance test to obtained Modified Kraft friction material fiber, result is as follows:
Outward appearance: grey, light gray;
Average fiber length: 1.0-4.0mm;
Average fibre diameter: 2.0-12um;
Fiber distributes: 50-60%;
Ambient influnence; Natural degradation;
Content of ashes: 18+10;
Bulk density (g/cm3) 1.2-1.4.
The obtained cost of Modified Kraft friction material fiber per ton is lower than the market price of cellulose fibre about 5500 yuan.
Carry out Experimental Comparison to the brake spacer for automobile that asbestos, cellulose fibre, Modified Kraft friction material obtain respectively, as can be seen from the experimental result of Fig. 1-6, ox-hide friction material fiber can substitute asbestos completely, and performance is better than cellulose fibre.
The above embodiment is only that the preferred embodiment of the present invention is described; not scope of the present invention is limited; under not departing from the present invention and designing the prerequisite of spirit; the various distortion that ability those of ordinary skill is made technical scheme of the present invention and improvement, all should fall in protection domain that claims of the present invention determine.
Claims (2)
1. a preparation method for Modified Kraft friction material fiber, is characterized in that, comprises the steps:
Step one, cleaning: the ox-hide split is cleaned, pigment, greasy dirt and impurity in cleaning scaling;
Step 2, to disinfect:
1) sodium arsenite configuring 0.5% joins solution, ox-hide is immersed 1 ~ 2 minute and namely takes out, then ox-hide is soaked 1 ~ 2 day in clear water;
2) ox-hide in clear water is pulled out, put into the cement pit liming 3 hours being contained with liming liquid, described liming liquor manufacture method is as follows: 25 parts, lime, 5 parts, vulcanized sodium, stir in starchiness with water;
Step 3, tanning:
1) ox-hide after liming is put into clear water and soak 12 hours;
2) by the ox-hide after immersion, put into the saturated saltcake solution of 35 DEG C-45 DEG C, tanning is taken out after 0.2 hour and is dried, put into saturated saltcake solution after half an hour again to soak, tanning is taken out after 0.2 hour and is dried, again put into saturated saltcake solution after half an hour to soak, tanning is taken out after 0.2 hour and is dried, then except the floating nitre in peeling; 3) tanned ox-hide is put into the edible vegetable oil of 35 DEG C-45 DEG C, after oil impregnate is saturated, naturally dries in the shade to half storey and do;
Step 4, oven dry: the ox-hide naturally dried in the shade to half storey is dry is dried, and bake out temperature is 60-80 DEG C;
Step 5, pulverizing: the ox-hide Special grinder for disintegrating after drying is pulverized.
2. the preparation method of Modified Kraft friction material fiber as claimed in claim 1, it is characterized in that, the bake out temperature of described step 4 is 70 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510074045.8A CN104631169B (en) | 2015-02-11 | 2015-02-11 | A kind of manufacture method of Modified Kraft friction material fiber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510074045.8A CN104631169B (en) | 2015-02-11 | 2015-02-11 | A kind of manufacture method of Modified Kraft friction material fiber |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104631169A true CN104631169A (en) | 2015-05-20 |
| CN104631169B CN104631169B (en) | 2016-08-17 |
Family
ID=53210371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510074045.8A Expired - Fee Related CN104631169B (en) | 2015-02-11 | 2015-02-11 | A kind of manufacture method of Modified Kraft friction material fiber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104631169B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104963975A (en) * | 2015-06-24 | 2015-10-07 | 黄晓霜 | Manufacturing process of cattle hide fiber brake pad |
| CN104976258A (en) * | 2015-06-24 | 2015-10-14 | 黄晓霜 | Environment-friendly brake pad |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4436586A (en) * | 1982-01-22 | 1984-03-13 | Kamyr, Inc. | Method of producing kraft pulp using an acid prehydrolysis and pre-extraction |
| CN1517484A (en) * | 2003-01-13 | 2004-08-04 | 徐银松 | Synthetic leather prepared from non-woven fabric and slurry and its production method |
| EP2292835A1 (en) * | 2005-05-24 | 2011-03-09 | International Paper Company | Method of producing fuel chemicals from wood |
-
2015
- 2015-02-11 CN CN201510074045.8A patent/CN104631169B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4436586A (en) * | 1982-01-22 | 1984-03-13 | Kamyr, Inc. | Method of producing kraft pulp using an acid prehydrolysis and pre-extraction |
| CN1517484A (en) * | 2003-01-13 | 2004-08-04 | 徐银松 | Synthetic leather prepared from non-woven fabric and slurry and its production method |
| EP2292835A1 (en) * | 2005-05-24 | 2011-03-09 | International Paper Company | Method of producing fuel chemicals from wood |
Non-Patent Citations (3)
| Title |
|---|
| "牛皮加工技术(上)", 《农村养殖技术》 * |
| 但年华等: "动物皮的利用方式及其发展前景", 《中国皮革》 * |
| 政协漳县文史委员会和漳县汪氏文化研究会: "《漳县文史资料 第17辑 》", 31 January 2008 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104963975A (en) * | 2015-06-24 | 2015-10-07 | 黄晓霜 | Manufacturing process of cattle hide fiber brake pad |
| CN104976258A (en) * | 2015-06-24 | 2015-10-14 | 黄晓霜 | Environment-friendly brake pad |
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| Publication number | Publication date |
|---|---|
| CN104631169B (en) | 2016-08-17 |
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