CN101285512A - Production method for clutch surface adopting formaldehyde-phenol resin as cementing compound - Google Patents
Production method for clutch surface adopting formaldehyde-phenol resin as cementing compound Download PDFInfo
- Publication number
- CN101285512A CN101285512A CNA2008100619035A CN200810061903A CN101285512A CN 101285512 A CN101285512 A CN 101285512A CN A2008100619035 A CNA2008100619035 A CN A2008100619035A CN 200810061903 A CN200810061903 A CN 200810061903A CN 101285512 A CN101285512 A CN 101285512A
- Authority
- CN
- China
- Prior art keywords
- latex
- clutch surface
- adhesive
- resin
- phenolic resin
- 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
Landscapes
- Braking Arrangements (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
- Mechanical Operated Clutches (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
Abstract
The invention discloses a method for making a clutch facing by using phenolic resin as adhesive. The method comprises the following steps that: (1) the latex modified water soluble phenolic resin is used as the adhesive to make the clutch facing, and water is used as solvent, and the adhesive and the solvent are mixed by stirring and prepared into pulp; (2) fibers are impregnated in the pulp; (3) fibers containing the pulp are dried; (4) the dried fibers containing the pulp are wound to become blanks; (5) blanks are heat moulded; (6) the clutch facing is obtained after subsequent treatments. The method of the invention has the advantages of saving a large amount of organic solvent, avoiding the environmental pollution caused by the consumption and the volatilization of the solvent, greatly saving the energy used for the preparation of the pulp and saving equipment cost on aspects of safety, fire fighting and environmental protection and management cost; moreover, the clutch facing made by the method of the invention is excellent in performance.
Description
Technical field
The present invention relates to a kind of production method that adopts phenolic resin as adhesive to prepare clutch surface, especially a kind of phenol-formaldehyde resin modified that adopts is made the production method that adhesive and wet processing prepare clutch surface.
Background technique
At present, adopt wet processing to make the main flow technology that clutch surface still is a domestic clutch surface manufacturing enterprise.The technological process of wet processing manufacturing clutch surface is as follows: (1) mixes phenolic resin, rubber, filler and stirring solvent, is prepared into slurry; (2) continuous fiber is flooded in slurry; (3) will contain the continuous fiber oven dry of slurry; (4) pulp fiber that contains after will drying is wound in stock; (5) stock is hot-forming on press and mould; (6) again through Overheating Treatment, face grinding, the clutch surface finished product is promptly made in punching or boring processing.Wherein, need with an organic solvent in the manufacturing process of preparation slurry, the organic solvent that is adopted is mainly gasoline, alcohol, acetone or toluene.Usually, adhesive (phenolic resin and rubber) is 1 with the ratio of solvent: (2～3), therefore, adopt wet processing to make clutch surface, need to consume a large amount of organic solvents.In addition, these solvent evaporates can cause great environmental pollution in air.Though can adopt solvent recovery unit, solvent recovery unit only can the recovery section solvent, still also has 20%～50% solvent evaporates in air.In addition, solvent recovery unit can cause the rising with running cost of increasing of investment cost.Make clutch surface though also can adopt unmodified water soluble phenol resin, but this technology instability, continuous fiber pliability through dipping sizing agent and drying process is very poor, dry slurry very easily comes off from fiber, and the clutch surface of preparing also fragility is too big, and is easy to crack in punching or boring processing, in use easily be full of cracks can't be satisfied normal usage requirement.Therefore, how can design a kind of not only environmental protection, but also can prepare well behaved clutch surface, be a clutch surface manufacturing industry thorny difficult problem anxious to be solved.
Summary of the invention
Technical problem to be solved by this invention is to overcome the deficiency of above-mentioned technological method, a kind of production method that adopts phenolic resin as adhesive to prepare clutch surface is provided, this method adopts water as solvent to replace the organic solvent that generally adopts at present, manufacturing process has good stable simultaneously, the clutch surface of preparing has good pliability and good friction and wear behavior, avoid the cracking phenomena in punching or the boring processing, avoid the crack performance in the using process.
For solving the problems of the technologies described above, the production method that the present invention adopts phenolic resin as adhesive to prepare clutch surface comprises following process step: (1) mixes adhesive and stirring solvent, is prepared into slurry; (2) fiber is flooded in slurry; (3) will contain the fiber oven dry of slurry; (4) pulp fiber that contains after will drying is wound in stock; (5) stock is hot-forming; (6) make clutch surface through the postorder processing; It adopts the adhesive of latex modified water soluble phenol resin as the preparation clutch surface, adopt water as solvent, described latex modified water soluble phenol resin by phenol, formaldehyde, latex, base catalyst, to have the anti-layering modifier and the surface active agent that prevent the resin lamination prepared, the dissolving each other than being 1: 0.2 to 1: 20 of described latex modified water soluble phenol resin and water.
Above-mentioned employing phenolic resin as adhesive prepares the production method of clutch surface, described latex is NBR latex, carboxylic acrylonitrile butadiene rubber latex; styrene-butadiene latex and carboxy styrene-butadiene rubber Ruzhong a kind of; two kinds; the combination of three kinds or four kinds; described anti-layering modifier is cashew nut shell oil; anacardol; melamine; dicyandiamide; urea; polyvinyl alcohol; tannins tannin extract; ethylene glycol; the combination of one or more in polyethyleneglycol and the furfural; described base catalyst is a sodium hydroxide; caustic potoash; magnesium hydroxide; calcium hydroxide; the combination of one or more in barium hydroxide and the triethanolamine, and described surface active agent is a sorbitan fatty acid ester; a kind of in sorbitan fatty acid ester APEO and the NPE.
Above-mentioned employing phenolic resin as adhesive prepares the production method of clutch surface, the weight ratio of described phenol, formaldehyde, latex, base catalyst, anti-layering modifier and surface active agent is: 100: 100～150: 30～250: 1～5: 5～50: 0～1, the concentration of described formaldehyde is 37%, and the concentration of described latex is 45%.
Above-mentioned employing phenolic resin as adhesive prepares the production method of clutch surface, the weight ratio of described phenol, formaldehyde, latex, base catalyst, anti-layering modifier and surface active agent is: 100: 125～140: 60～120: 2～4: 10～25: 0.2～0.4, the concentration of described formaldehyde is 37%, and the concentration of described latex is 45%.
Above-mentioned employing phenolic resin as adhesive prepares the production method of clutch surface, described phenol, formaldehyde, latex, base catalyst, anti-layering modifier and surface active agent are added in the reactor, add an amount of water to regulate the solid content of resin, under 70～95 ℃ temperature, reacted 2～6 hours.
Above-mentioned employing phenolic resin as adhesive prepares the production method of clutch surface, described phenol, formaldehyde, base catalyst and anti-layering modifier are added in the reactor, add an amount of water to regulate the solid content of resin, under 70～95 ℃ temperature, reacted 2～6 hours, be prepared into the Modified Water Soluble Phenolic Resin that does not contain latex, to not contain the Modified Water Soluble Phenolic Resin of latex and described latex, surface active agent blend again, become the Modified Water Soluble Phenolic Resin that contains latex.
Above-mentioned employing phenolic resin as adhesive prepares the production method of clutch surface, in the described latex modified water soluble phenol resin water content greater than 45%, the dissolving each other than being 1: 1 to 1: 4 of latex modified water soluble phenol resin and water.
Above-mentioned employing phenolic resin as adhesive prepares the production method of clutch surface, described clutch surface adopts following manufacturing step: (1) mixes described latex modified water soluble phenol resin and filler, vulcanzing agent, vulcanizing accelerator, age resister, is prepared into slurry; (2) continuous fiber is flooded in slurry; (3) continuous fiber that will contain slurry is dried in drying tower, and the drying tower temperature is 50～90 ℃, and the pass through time of continuous fiber in drying tower that contains slurry is 15～50 minutes; (4) pulp fiber that contains after will drying is wound in stock on Stetch Wrapping Machine; (5) be dough sheet with stock compression molding on press, press temperature is 110～180 ℃, and pressure is 15～50Mpa, and the dwell time is 5～10 minutes; (6) dough sheet after the moulding is heat-treated, heat treated maximum temperature is 180～240 ℃, heat treatment time 8～20 hours; (7) with heat treated dough sheet process face grinding, through punching or boring processing, become the clutch surface finished product again.
Above-mentioned employing phenolic resin as adhesive prepares the production method of clutch surface, described slurry adopts following proportioning: latex water soluble phenol resin (calculating by solid content): filler (containing friction modifier): vulcanzing agent: promoter: age resister: sodium hydroxide=100: (180～400): (0.5～3): (0.1～1): (0.1～1): (0～2), it is 30～50% the aqueous solution that sodium hydroxide is mixed with content, add an amount of water, to regulate the solid content of resin, with the latex modified water soluble phenol resin, water and sodium hydrate aqueous solution mix, add other raw material again, at room temperature stirred 15～60 minutes, and promptly became stand-by slurry.
Above-mentioned employing phenolic resin as adhesive prepares the production method of clutch surface, when the described slurry of preparation, ratio between described water soluble phenol resin (calculating in solid content) and the sodium hydroxide is 100: (0～0.5), it is 30～50% the aqueous solution that sodium hydroxide is mixed with content, add an amount of water, to regulate the solid content of resin, latex modified water soluble phenol resin, water and sodium hydrate aqueous solution are mixed, add other raw material again.
Above-mentioned employing phenolic resin as adhesive prepares the production method of clutch surface, and described mold pressing can be adopted hot pressing or temperature and pressure, the process conditions of hot pressing: press temperature is 140～180 ℃, and pressure is 15～30MPa, and the dwell time is 5～10 minutes; The process conditions of temperature and pressure: press temperature is 110～130 ℃, and pressure is 15～100Mpa, and the dwell time is 1～5 minute.
Above-mentioned employing phenolic resin as adhesive prepares the production method of clutch surface, and described continuous fiber is one or more the combination in the union yarn formed of filament of glass fiber, superpacket heart yarn, glass fibre union yarn, glass fibre blended fabric, bulked glass yarn, glass fiber bulk strand cloth, glass fibre and aramid fiber or Dralon.
In the inventive method, the anti-layering modifier of employing can be avoided resin composition and the latex generation stratification in the water soluble phenol resin, improve dispersiveness, uniformity and intersolubility between resin and the latex, improve the stability that the latex modified water soluble phenol resin stores, improve the technology stability that adopts water soluble phenol resin to prepare clutch surface significantly, self can be used as the STUDY ON THE MODIFICATION OF PENOLIC RESIN agent again simultaneously.The inventive method has following tangible advantage: adopt water as solvent to replace existing wet processing to prepare the organic solvent that generally adopts in the clutch surface production, not only can save a large amount of organic solvents, and can avoid the consumption of solvent and volatilization the pollution of environment; The inventive method prepares the time of slurry and only need stir 15～60 minutes, and existing what generally adopt is time needs about 20 hours that solvent prepares slurry with gasoline, can save greatly to prepare the needed energy consumption of slurry; Existing adopt organic solvent to prepare the wet processing of slurry safety, fire-fighting and the environmental protection of manufacturing shop all needed higher requirement, thereby increase corresponding apparatus investment and operation costs, and the inventive method can be saved the equipment investment and the operation costs of safety, fire-fighting and environmental protection aspect; Existing generally adopt with the prepared clutch surface of gasoline equal solvent, tangible heat fade phenomenon can appear at 320～330 ℃, promptly produce the phenomenon of the bigger reduction of friction factor, and the clutch surface of the inventive method preparation has good performance, under 350 ℃ condition, still have stable friction factor and lower abrasion, make the clutch surface of preparing have good pliability simultaneously, avoid the cracking phenomena in punching or the boring processing, avoid the crack performance in the using process.
Embodiment
Below in conjunction with embodiment the present invention is described in further details.
Embodiment one adopts NBR latex, cashew nut shell oil and cyanurotriamide modified water soluble phenol resin to prepare clutch surface
With phenol 100Kg, cashew nut shell oil 15Kg, melamine 10Kg, ethylene glycol 8Kg, content is that 37% formaldehyde 134Kg, caustic potoash 2.5Kg, triethanolamine 1.5Kg, sorbitan fatty acid ester 0.6Kg, clear water 35Kg add in the reactor, reaction is 2 hours under 85 ℃ of temperature, the adding solid content is 45% NBR latex 68Kg, under 80 ℃ of temperature, continue reaction 1 hour, get final product discharging.Dissolving each other than being 1: 2 of Modified Water Soluble Phenolic Resin and water.
Liquid resin 80Kg, vulcanzing agent 0.6Kg, promoter 0.1Kg, age resister 0.2Kg, clear water 18Kg, 30% sodium hydrate aqueous solution 0.5Kg and the fleut 70Kg of above-mentioned preparation are added beater, stirred 30 minutes, become slurry.Fleut is barium sulphate, French chalk, calcium carbonate, aluminium oxide, micro crystal graphite, crystalline flake graphite, petroleum coke, troilite powder, chromite powder, iron sponge powder, friction powder etc.Adopt the glass fibre blended fabric as continuous fiber, the glass fibre blended fabric is flooded by the steeping tank of slurry is housed, the glass fibre blended fabric that contains dipping sizing agent passes through drying tower continuously, temperature is 75 ℃ in the oven dry Tata, and the pass through time of glass fibre blended fabric in drying tower is 20 minutes.The slurry glass fibre blended fabric that contains after the oven dry is wound in stock on Stetch Wrapping Machine, be dough sheet with stock compression molding on press, and press temperature is 165 ℃, and pressure is 25Mpa, and the dwell time is 5 minutes; Dough sheet after the moulding is put into baking oven heat-treat, 150 ℃ are played temperature, per hour heat up 10 ℃, and insulation is 2 hours under 220 ℃ of temperature.
Adopt constant speed formula testing machine, the clutch surface of above-mentioned process step preparation tested, have following friction and wear behavior according to the GB/T5764-1998 standard:
| Temperature | 100 | 150 | 200 | 250 | 300 | 350 |
| Friction factor | 0.47 | 0.54 | 0.53 | 0.54 | 0.53 | 0.46 |
| Abrasion 10 -7cm 3/N·m | 0.18 | 0.20 | 0.22 | 0.29 | 0.35 | 0.38 |
Embodiment two adopts the clutch surface of carboxylic acrylonitrile butadiene rubber latex, cashew nut shell oil and the preparation of polyvinyl alcohol modification water soluble phenol resin
With phenol 100Kg, cashew nut shell oil 10Kg, polyvinyl alcohol 7.5Kg, content is that 37% formaldehyde 125Kg, sodium hydroxide 2.5Kg, clear water 20Kg add in the reactor, reaction is 3 hours under 90 ℃ of temperature, becomes the cashew nut shell oil, the polyvinyl alcohol modification water soluble phenol resin that do not contain latex.The Modified Water Soluble Phenolic Resin and carboxylic acrylonitrile butadiene rubber latex 105Kg, the NPE 1.0Kg that do not contain latex were stirred in reactor 1 hour, get final product discharging.Dissolving each other than being 1: 3 of Modified Water Soluble Phenolic Resin and water.
Liquid resin 80Kg, vulcanzing agent 0.6Kg, promoter 0.15Kg, age resister 0.2Kg, clear water 20Kg, 30% sodium hydrate aqueous solution 1.5Kg and the fleut 85Kg of above-mentioned preparation are added beater, stirred 30 minutes, become slurry.Fleut is barium sulphate, French chalk, calcium carbonate, aluminium oxide, micro crystal graphite, crystalline flake graphite, petroleum coke, troilite powder, chromite powder, iron sponge powder, friction powder etc.Adopt the superpacket heart yarn as continuous fiber, core yarn is flooded by the steeping tank of slurry is housed, the superpacket heart yarn that contains dipping sizing agent is continuously by drying tower, and temperature is 80 ℃ in the oven dry Tata, and the pass through time of superpacket heart yarn in drying tower is 20 minutes.The pulp bales heart yarn that contains after the oven dry is wound in stock on Stetch Wrapping Machine, be dough sheet with stock compression molding on press, and press temperature is 125 ℃, and pressure is 40Mpa, and the dwell time is 5 minutes; Dough sheet after the moulding is put into baking oven heat-treat, 100 ℃ are played temperature, per hour heat up 10 ℃, and insulation is 2 hours under 220 ℃ of temperature.
Adopt constant speed formula testing machine the clutch surface of above-mentioned process step preparation to be tested, have following friction and wear behavior according to the GB/T5764-1998 standard:
| Temperature | 100 | 150 | 200 | 250 | 300 | 350 |
| Friction factor | 0.38 | 0.45 | 0.47 | 0.48 | 0.47 | 0.42 |
| Abrasion 10 -7cm 3/N·m | 0.17 | 0.19 | 0.21 | 0.26 | 0.26 | 0.35 |
The clutch surface of embodiment's three styrene-butadiene latexes, larch extract, the preparation of urea-modified water soluble phenol resin
With phenol 100Kg, larch extract 15Kg, urea 6Kg, content is that 45% styrene-butadiene latex 140Kg, content are that 37% formaldehyde 130Kg, sodium hydroxide 4Kg add in the reactor, reaction is 1 hour under 80 ℃ of temperature, reaction is 1 hour under 85 ℃ of temperature, reaction is 1.5 hours under 90 ℃ of temperature, be cooled to get final product discharging below 60 ℃.Become the urea-modified water soluble phenol resin of the larch extract that contains latex, the dissolving each other than being 1: 5 of water soluble phenol resin and water.
Liquid resin 76Kg, vulcanzing agent 0.7Kg, promoter 0.2Kg, age resister 0.2Kg, clear water 24Kg, 30% sodium hydrate aqueous solution 1.5Kg and the fleut 100Kg of above-mentioned preparation are added beater, stirred 30 minutes, become slurry.Fleut is barium sulphate, French chalk, calcium carbonate, aluminium oxide, micro crystal graphite, crystalline flake graphite, artificial graphite, molybdenum disulfide, petroleum coke, troilite powder, copper sulfide, antimony sulphide, chromite powder, iron sponge powder, wollastonite, silicious marl, friction powder etc.Adopt the superpacket heart yarn as continuous fiber, core yarn is flooded by the steeping tank of slurry is housed, the superpacket heart yarn that contains dipping sizing agent is continuously by drying tower, and temperature is 80 ℃ in the oven dry Tata, and the pass through time of superpacket heart yarn in drying tower is 20 minutes.The pulp bales heart yarn that contains after the oven dry is wound in stock on Stetch Wrapping Machine, be dough sheet with stock compression molding on press, and press temperature is 165 ℃, and pressure is 30Mpa, and the dwell time is 6 minutes; Dough sheet after the moulding is put into baking oven heat-treat, 110 ℃ are played temperature, per hour heat up 10 ℃, and insulation is 2 hours under 200 ℃ of temperature.
Adopt constant speed formula testing machine the clutch surface of above-mentioned process step preparation to be tested, have following friction and wear behavior according to the GB/T5764-1998 standard:
| Temperature | 100 | 150 | 200 | 250 | 300 | 350 |
| Friction factor | 0.39 | 0.40 | 0.42 | 0.38 | 0.38 | 0.32 |
| Abrasion 10 -7cm 3/N·m | 0.19 | 0.17 | 0.25 | 0.30 | 0.41 | 0.54 |
The clutch surface of embodiment's tetracarboxylic NBR latex, anacardol, the preparation of dicyandiamide modified water soluble phenol resin
With phenol 100Kg, anacardol 15Kg, dicyandiamide 5Kg, ethylene glycol 5Kg, content is that 37% formaldehyde 135Kg, sodium hydroxide 1Kg, calcium hydroxide 2Kg, triethanolamine 1.5Kg add in the reactor, reaction is 1 hour under 80 ℃ of temperature, reaction is 3 hours under 90 ℃ of temperature, becomes the anacardol dicyandiamide modified water soluble phenol resin that does not contain latex.The Modified Water Soluble Phenolic Resin and the carboxylic acrylonitrile butadiene rubber latex 105Kg NPE 0.4Kg that do not contain latex were stirred in reactor 1 hour, get final product discharging.Dissolving each other than being 1: 3 of Modified Water Soluble Phenolic Resin and water.
Liquid resin 75Kg, vulcanzing agent 0.6Kg, promoter 0.15Kg, age resister 0.2Kg, clear water 25Kg, 30% sodium hydrate aqueous solution 1.5Kg and the fleut 105Kg of above-mentioned preparation are added beater, stirred 30 minutes, become slurry.Fleut is barium sulphate, French chalk, calcium carbonate, aluminium oxide, micro crystal graphite, crystalline flake graphite, artificial graphite, molybdenum disulfide, petroleum coke, troilite powder, copper sulfide, antimony sulphide, chromite powder, iron sponge powder, wollastonite, silicious marl, friction powder etc.Adopt composite fiber as continuous fiber, composite fiber is made of the red copper fiber of the acrylic fiber 15% of 6% aramid fibre 10% and 69% glass fibre.By the steeping tank of slurry is housed, the composite fiber that contains dipping sizing agent is continuously by drying tower with the composite fiber dipping, and temperature is 80 ℃ in the oven dry Tata, and the pass through time of composite fiber in drying tower is 20 minutes.The pulp bales heart yarn that contains after the oven dry is wound in stock on Stetch Wrapping Machine, be dough sheet with stock compression molding on press, and press temperature is 165 ℃, and pressure is 30Mpa, and the dwell time is 6 minutes; Dough sheet after the moulding is put into baking oven heat-treat, 110 ℃ are played temperature, per hour heat up 10 ℃, and insulation is 3 hours under 230 ℃ of temperature.
Adopt constant speed formula testing machine the clutch surface of above-mentioned process step preparation to be tested, have following friction and wear behavior according to the GB/T5764-1998 standard:
| Temperature | 100 | 150 | 200 | 250 | 300 | 350 |
| Friction factor | 0.40 | 0.38 | 0.39 | 0.41 | 0.43 | 0.44 |
| Abrasion 10 -7cm 3/N·m | 0.10 | 0.09 | 0.17 | 0.18 | 0.21 | 0.24 |
The clutch surface of embodiment's five NBR latexes, cashew nut shell oil, the preparation of furfural Modified Water Soluble Phenolic Resin
Phenol 100Kg, cashew nut shell oil 15Kg, furfural 20Kg, sodium hydroxide 1.5Kg, clear water 4Kg are added in the reactor, reaction is 1.5 hours under 93 ℃ of temperature, be cooled to 80 ℃, adding content again and be 37% formaldehyde 110Kg sodium hydroxide 2Kg triethanolamine 1.5Kg adds in the reactor, reaction is 2 hours under 85 ℃ of temperature, the adding solid content is 45% NBR latex 98Kg sorbitan fatty acid ester APEO 0.5Kg, continue reaction 1 hour under 80 ℃ of temperature, gets final product discharging.Dissolving each other than being 1: 3.5 of Modified Water Soluble Phenolic Resin and water.
Liquid resin 71Kg, vulcanzing agent 0.5Kg, promoter 0.2Kg, age resister 0.2Kg, clear water 29Kg, 30% sodium hydrate aqueous solution 1.5Kg and the fleut 95Kg of above-mentioned preparation are added beater, stirred 30 minutes, become slurry.Fleut is barium sulphate, French chalk, calcium carbonate, aluminium oxide, micro crystal graphite, crystalline flake graphite, artificial graphite, molybdenum disulfide, petroleum coke, troilite powder, copper sulfide, antimony sulphide, chromite powder, iron sponge powder, wollastonite, silicious marl, friction powder etc.Adopt the glass fibre union yarn as continuous fiber.By the steeping tank of slurry is housed, the glass fibre union yarn that contains dipping sizing agent is continuously by drying tower with glass fibre union yarn dipping, and temperature is 80 ℃ in the oven dry Tata, and the pass through time of glass fibre union yarn in drying tower is 20 minutes.The slurry glass fibre union yarn that contains after the oven dry is wound in stock on Stetch Wrapping Machine, be dough sheet with stock compression molding on press, and press temperature is 165 ℃, and pressure is 30Mpa, and the dwell time is 6 minutes; Dough sheet after the moulding is put into baking oven heat-treat, 110 ℃ are played temperature, per hour heat up 10 ℃, and insulation is 4 hours under 210 ℃ of temperature.
Adopt constant speed formula testing machine the clutch surface of above-mentioned process step preparation to be tested, have following friction and wear behavior according to the GB/T5764-1998 standard:
| Temperature | 100 | 150 | 200 | 250 | 300 | 350 |
| Friction factor | 0.37 | 0.41 | 0.42 | 0.44 | 0.45 | 0.37 |
| Abrasion 10 -7cm 3/N·m | 0.20 | 0.17 | 0.28 | 0.36 | 0.42 | 0.48 |
Claims (12)
1, adopt phenolic resin as adhesive to prepare the production method of clutch surface, comprise following process step: (1) mixes adhesive and stirring solvent, is prepared into slurry; (2) fiber is flooded in slurry; (3) will contain the fiber oven dry of slurry; (4) pulp fiber that contains after will drying is wound in stock; (5) stock is hot-forming; (6) make clutch surface through the postorder processing; It is characterized in that, it adopts the adhesive of latex modified water soluble phenol resin as the preparation clutch surface, adopt water as solvent, described latex modified water soluble phenol resin by phenol, formaldehyde, latex, base catalyst, to have the anti-layering modifier and the surface active agent that prevent the resin lamination prepared, the dissolving each other than being 1: 0.2 to 1: 20 of described latex modified water soluble phenol resin and water.
2, employing phenolic resin as adhesive as claimed in claim 1 prepares the production method of clutch surface, it is characterized in that, described latex is NBR latex, carboxylic acrylonitrile butadiene rubber latex; styrene-butadiene latex and carboxy styrene-butadiene rubber Ruzhong a kind of; two kinds; the combination of three kinds or four kinds; described anti-layering modifier is cashew nut shell oil; anacardol; melamine; dicyandiamide; urea; polyvinyl alcohol; tannins tannin extract; ethylene glycol; the combination of one or more in polyethyleneglycol and the furfural; described base catalyst is a sodium hydroxide; caustic potoash; magnesium hydroxide; calcium hydroxide; the combination of one or more in barium hydroxide and the triethanolamine, and described surface active agent is a sorbitan fatty acid ester; a kind of in sorbitan fatty acid ester APEO and the NPE.
3, employing phenolic resin as adhesive as claimed in claim 1 or 2 prepares the production method of clutch surface, it is characterized in that, the weight ratio of described phenol, formaldehyde, latex, base catalyst, anti-layering modifier and surface active agent is: 100: 100～150: 30～250: 1～5: 5～50: 0～1, the concentration of described formaldehyde is 37%, and the concentration of described latex is 45%.
4, employing phenolic resin as adhesive as claimed in claim 3 prepares the production method of clutch surface, it is characterized in that, the weight ratio of described phenol, formaldehyde, latex, base catalyst, anti-layering modifier and surface active agent is: 100: 125～140: 60～120: 2～4: 10～25: 0.2～0.4, the concentration of described formaldehyde is 37%, and the concentration of described latex is 45%.
5, employing phenolic resin as adhesive as claimed in claim 1 or 2 prepares the production method of clutch surface, it is characterized in that, described phenol, formaldehyde, latex, base catalyst, anti-layering modifier and surface active agent are added in the reactor, add an amount of water to regulate the solid content of resin, under 70～95 ℃ temperature, reacted 2～6 hours.
6, employing phenolic resin as adhesive as claimed in claim 1 or 2 prepares the production method of clutch surface, it is characterized in that, described phenol, formaldehyde, base catalyst and anti-layering modifier are added in the reactor, add an amount of water to regulate the solid content of resin, under 70～95 ℃ temperature, reacted 2～6 hours, be prepared into the Modified Water Soluble Phenolic Resin that does not contain latex, to not contain the Modified Water Soluble Phenolic Resin of latex and described latex, surface active agent blend again, become the Modified Water Soluble Phenolic Resin that contains latex.
7, employing phenolic resin as adhesive as claimed in claim 1 or 2 prepares the production method of clutch surface, it is characterized in that, water content is greater than 45% in the described latex modified water soluble phenol resin, the dissolving each other than being 1: 1 to 1: 4 of latex modified water soluble phenol resin and water.
8, employing phenolic resin as adhesive as claimed in claim 1 or 2 prepares the production method of clutch surface, it is characterized in that, described clutch surface adopts following manufacturing step: (1) mixes described latex modified water soluble phenol resin and filler, vulcanzing agent, vulcanizing accelerator, age resister, is prepared into slurry; (2) continuous fiber is flooded in slurry; (3) continuous fiber that will contain slurry is dried in drying tower, and the drying tower temperature is 50～90 ℃, and the pass through time of continuous fiber in drying tower that contains slurry is 15～50 minutes; (4) pulp fiber that contains after will drying is wound in stock on Stetch Wrapping Machine; (5) be dough sheet with stock compression molding on press, press temperature is 110～180 ℃, and pressure is 15～50Mpa, and the dwell time is 5～10 minutes; (6) dough sheet after the moulding is heat-treated, heat treated maximum temperature is 180～240 ℃, heat treatment time 8～20 hours; (7) with heat treated dough sheet process face grinding, through punching or boring processing, become the clutch surface finished product again.
9, employing phenolic resin as adhesive as claimed in claim 8 prepares the production method of clutch surface, it is characterized in that, described slurry adopts following proportioning: latex water soluble phenol resin: filler: vulcanzing agent: promoter: age resister: sodium hydroxide=100: 180～400: 0.5～3: 0.1～1: 0.1～1: 0～2, it is 30～50% the aqueous solution that sodium hydroxide is mixed with content, add an amount of water, to regulate the solid content of resin, with the latex modified water soluble phenol resin, water and sodium hydrate aqueous solution mix, add other raw material again, at room temperature stirred 15～60 minutes, and promptly became stand-by slurry.
10, adopt phenolic resin as adhesive to prepare the production method of clutch surface as claimed in claim 8 or 9, it is characterized in that, when the described slurry of preparation, ratio between described water soluble phenol resin and the sodium hydroxide is 100: (0～0.5), it is 30～50% the aqueous solution that sodium hydroxide is mixed with content, adds an amount of water, to regulate the solid content of resin, latex modified water soluble phenol resin, water and sodium hydrate aqueous solution are mixed, add other raw material again.
11, adopt phenolic resin as adhesive to prepare the production method of clutch surface as claimed in claim 8 or 9, it is characterized in that, described mold pressing can be adopted hot pressing or temperature and pressure, the process conditions of hot pressing: press temperature is 140～180 ℃, pressure is 15～30MPa, and the dwell time is 5～10 minutes; The process conditions of temperature and pressure: press temperature is 110～130 ℃, and pressure is 15～100Mpa, and the dwell time is 1～5 minute.
12, adopt phenolic resin as adhesive to prepare the production method of clutch surface as claimed in claim 8 or 9, it is characterized in that described continuous fiber is one or more the combination in the union yarn formed of filament of glass fiber, superpacket heart yarn, glass fibre union yarn, glass fibre blended fabric, bulked glass yarn, glass fiber bulk strand cloth, glass fibre and aramid fiber or Dralon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100619035A CN101285512B (en) | 2008-05-09 | 2008-05-09 | Production method for clutch surface adopting formaldehyde-phenol resin as cementing compound |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100619035A CN101285512B (en) | 2008-05-09 | 2008-05-09 | Production method for clutch surface adopting formaldehyde-phenol resin as cementing compound |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101285512A true CN101285512A (en) | 2008-10-15 |
| CN101285512B CN101285512B (en) | 2012-11-14 |
Family
ID=40057861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100619035A Expired - Fee Related CN101285512B (en) | 2008-05-09 | 2008-05-09 | Production method for clutch surface adopting formaldehyde-phenol resin as cementing compound |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101285512B (en) |
Cited By (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102418748A (en) * | 2011-08-25 | 2012-04-18 | 浙江德瑞摩擦材料有限公司 | Manufacturing method of automobile clutch surface sheet |
| CN102504474A (en) * | 2011-11-03 | 2012-06-20 | 广德县广达汽车零部件有限公司 | Mixed rubber material for substrates of automobile clutch plates and preparation method thereof |
| CN101876353B (en) * | 2009-11-18 | 2012-06-27 | 十堰法雷诺动力科技有限公司 | Clutch facing |
| CN102516911A (en) * | 2011-12-14 | 2012-06-27 | 黄石金朝阳粉末材料有限责任公司 | Modified phenolic resin adhesive for friction material and preparation method for modified phenolic resin adhesive |
| CN102127248B (en) * | 2010-01-14 | 2012-08-22 | 盐城工学院 | Novel composite powder of rubber substituent FA for substituting rubber to produce wound clutch facing |
| CN103030922A (en) * | 2012-12-03 | 2013-04-10 | 中国科学院宁波材料技术与工程研究所 | Water-soluble phenolic resin solution for woven friction materials and preparation method thereof |
| CN103351574A (en) * | 2013-06-03 | 2013-10-16 | 海盐华强树脂有限公司 | Method for preparing short fiber reinforced friction material through adopting long fibers |
| CN103453038A (en) * | 2013-08-20 | 2013-12-18 | 来安县隆华摩擦材料有限公司 | High-wear-resistance clutch facing |
| CN103540282A (en) * | 2013-09-16 | 2014-01-29 | 浙江农林大学 | Urea-formaldehyde resin wood adhesive modifier and applications thereof |
| CN103589378A (en) * | 2012-08-14 | 2014-02-19 | 苏州维艾普新材料有限公司 | Flexible glass fiber blanket adhesive and synthetic method thereof |
| CN104861417A (en) * | 2015-06-09 | 2015-08-26 | 苏州市湘园特种精细化工有限公司 | Preparation method of wear-resistant material additive |
| CN105114498A (en) * | 2015-08-06 | 2015-12-02 | 杭州科瑞特摩擦材料有限公司 | Poly-p-phenylene terephthamide composite fiber dry clutch facing and preparation method thereof |
| CN106046872A (en) * | 2016-06-12 | 2016-10-26 | 合肥和安机械制造有限公司 | Microcrystalline graphite-tannin extract composite waterborne Dacromet coating liquid and preparation method thereof |
| CN106085042A (en) * | 2016-07-18 | 2016-11-09 | 张和庆 | A kind of environment-friendly type clutch surface sheet stock is with soaking coating processed |
| CN106085240A (en) * | 2016-07-18 | 2016-11-09 | 张和庆 | The car clutch face sheet material that a kind of basalt fibre strengthens soaks coating processed |
| CN106118483A (en) * | 2016-07-18 | 2016-11-16 | 张和庆 | Under a kind of low temperature environment, clutch surface sheet stock is with soaking coating processed |
| CN107035800A (en) * | 2017-04-21 | 2017-08-11 | 来安县隆华摩擦材料有限公司 | A kind of preparation method of the high heat-resisting car clutch face sheet of high abrasion |
| CN108724763A (en) * | 2018-05-10 | 2018-11-02 | 来安县隆华摩擦材料有限公司 | A kind of preparation method of car clutch face sheet blank |
| CN109591317A (en) * | 2018-12-05 | 2019-04-09 | 含山县天宇机械铸造厂 | A kind of preparation process of the car clutch face sheet of great friction coefficient |
| CN110004760A (en) * | 2019-02-13 | 2019-07-12 | 浙江杭摩合成材料股份有限公司 | The production technology of compound emulsifying agent, phenolic resin aqueous emulsion and paper friction material |
| CN111961429A (en) * | 2020-07-07 | 2020-11-20 | 广西大学 | Preparation method of eucalyptus bark powder modified phenolic resin wood adhesive |
| CN112210141A (en) * | 2020-10-13 | 2021-01-12 | 裘孝影 | Friction plate woven cloth formula for automobile clutch and processing technology |
| CN112223132A (en) * | 2020-09-24 | 2021-01-15 | 江苏锋芒复合材料科技集团有限公司 | Preparation method of ultra-wide sanding grinding belt |
| CN113276382A (en) * | 2021-04-16 | 2021-08-20 | 浙江科马摩擦材料股份有限公司 | Method for preparing clutch facing by adopting solid water-soluble thermosetting phenolic resin |
| CN113733840A (en) * | 2021-08-31 | 2021-12-03 | 东风商用车有限公司 | Noise reduction sheet for commercial vehicle and preparation method thereof |
| CN113897156A (en) * | 2021-10-13 | 2022-01-07 | 广西至善新材料科技有限公司 | Calcium phenolic resin modified carboxylic styrene butadiene rubber adhesive and preparation method thereof |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108612792A (en) * | 2018-05-10 | 2018-10-02 | 来安县隆华摩擦材料有限公司 | A kind of production method of high twist non-asbestos clutch facing |
-
2008
- 2008-05-09 CN CN2008100619035A patent/CN101285512B/en not_active Expired - Fee Related
Cited By (36)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101876353B (en) * | 2009-11-18 | 2012-06-27 | 十堰法雷诺动力科技有限公司 | Clutch facing |
| CN102127248B (en) * | 2010-01-14 | 2012-08-22 | 盐城工学院 | Novel composite powder of rubber substituent FA for substituting rubber to produce wound clutch facing |
| CN102418748B (en) * | 2011-08-25 | 2013-04-17 | 浙江德瑞摩擦材料有限公司 | Manufacturing method of automobile clutch surface sheet |
| CN102418748A (en) * | 2011-08-25 | 2012-04-18 | 浙江德瑞摩擦材料有限公司 | Manufacturing method of automobile clutch surface sheet |
| CN102504474A (en) * | 2011-11-03 | 2012-06-20 | 广德县广达汽车零部件有限公司 | Mixed rubber material for substrates of automobile clutch plates and preparation method thereof |
| CN102516911B (en) * | 2011-12-14 | 2013-12-11 | 黄石金朝阳粉末材料有限责任公司 | Modified phenolic resin adhesive for friction material and preparation method for modified phenolic resin adhesive |
| CN102516911A (en) * | 2011-12-14 | 2012-06-27 | 黄石金朝阳粉末材料有限责任公司 | Modified phenolic resin adhesive for friction material and preparation method for modified phenolic resin adhesive |
| CN103589378A (en) * | 2012-08-14 | 2014-02-19 | 苏州维艾普新材料有限公司 | Flexible glass fiber blanket adhesive and synthetic method thereof |
| CN103030922A (en) * | 2012-12-03 | 2013-04-10 | 中国科学院宁波材料技术与工程研究所 | Water-soluble phenolic resin solution for woven friction materials and preparation method thereof |
| CN103030922B (en) * | 2012-12-03 | 2014-06-11 | 中国科学院宁波材料技术与工程研究所 | Water-soluble phenolic resin solution for woven friction materials and preparation method thereof |
| CN103351574A (en) * | 2013-06-03 | 2013-10-16 | 海盐华强树脂有限公司 | Method for preparing short fiber reinforced friction material through adopting long fibers |
| CN103453038A (en) * | 2013-08-20 | 2013-12-18 | 来安县隆华摩擦材料有限公司 | High-wear-resistance clutch facing |
| CN103453038B (en) * | 2013-08-20 | 2015-10-28 | 来安县隆华摩擦材料有限公司 | A kind of high abrasion clutch surface |
| CN103540282A (en) * | 2013-09-16 | 2014-01-29 | 浙江农林大学 | Urea-formaldehyde resin wood adhesive modifier and applications thereof |
| CN103540282B (en) * | 2013-09-16 | 2015-07-08 | 浙江农林大学 | Urea-formaldehyde resin wood adhesive modifier and applications thereof |
| CN104861417A (en) * | 2015-06-09 | 2015-08-26 | 苏州市湘园特种精细化工有限公司 | Preparation method of wear-resistant material additive |
| CN105114498A (en) * | 2015-08-06 | 2015-12-02 | 杭州科瑞特摩擦材料有限公司 | Poly-p-phenylene terephthamide composite fiber dry clutch facing and preparation method thereof |
| CN105114498B (en) * | 2015-08-06 | 2017-08-08 | 杭州科瑞特摩擦材料有限公司 | PPTA composite fibre dry clutch dough sheet and preparation method thereof |
| CN106046872A (en) * | 2016-06-12 | 2016-10-26 | 合肥和安机械制造有限公司 | Microcrystalline graphite-tannin extract composite waterborne Dacromet coating liquid and preparation method thereof |
| CN106085042A (en) * | 2016-07-18 | 2016-11-09 | 张和庆 | A kind of environment-friendly type clutch surface sheet stock is with soaking coating processed |
| CN106085240A (en) * | 2016-07-18 | 2016-11-09 | 张和庆 | The car clutch face sheet material that a kind of basalt fibre strengthens soaks coating processed |
| CN106118483A (en) * | 2016-07-18 | 2016-11-16 | 张和庆 | Under a kind of low temperature environment, clutch surface sheet stock is with soaking coating processed |
| CN107035800A (en) * | 2017-04-21 | 2017-08-11 | 来安县隆华摩擦材料有限公司 | A kind of preparation method of the high heat-resisting car clutch face sheet of high abrasion |
| CN107035800B (en) * | 2017-04-21 | 2020-02-07 | 来安县隆华摩擦材料有限公司 | Preparation method of high-wear-resistance and high-heat-resistance automobile clutch facing |
| CN108724763A (en) * | 2018-05-10 | 2018-11-02 | 来安县隆华摩擦材料有限公司 | A kind of preparation method of car clutch face sheet blank |
| CN109591317A (en) * | 2018-12-05 | 2019-04-09 | 含山县天宇机械铸造厂 | A kind of preparation process of the car clutch face sheet of great friction coefficient |
| CN110004760A (en) * | 2019-02-13 | 2019-07-12 | 浙江杭摩合成材料股份有限公司 | The production technology of compound emulsifying agent, phenolic resin aqueous emulsion and paper friction material |
| CN111961429B (en) * | 2020-07-07 | 2022-04-12 | 广西大学 | Preparation method of eucalyptus bark powder modified phenolic resin wood adhesive |
| CN111961429A (en) * | 2020-07-07 | 2020-11-20 | 广西大学 | Preparation method of eucalyptus bark powder modified phenolic resin wood adhesive |
| CN112223132A (en) * | 2020-09-24 | 2021-01-15 | 江苏锋芒复合材料科技集团有限公司 | Preparation method of ultra-wide sanding grinding belt |
| CN112223132B (en) * | 2020-09-24 | 2022-06-10 | 江苏锋芒复合材料科技集团有限公司 | Preparation method of ultra-wide sanding grinding belt |
| CN112210141A (en) * | 2020-10-13 | 2021-01-12 | 裘孝影 | Friction plate woven cloth formula for automobile clutch and processing technology |
| CN113276382A (en) * | 2021-04-16 | 2021-08-20 | 浙江科马摩擦材料股份有限公司 | Method for preparing clutch facing by adopting solid water-soluble thermosetting phenolic resin |
| CN113733840A (en) * | 2021-08-31 | 2021-12-03 | 东风商用车有限公司 | Noise reduction sheet for commercial vehicle and preparation method thereof |
| CN113733840B (en) * | 2021-08-31 | 2023-09-01 | 东风商用车有限公司 | Noise reduction sheet for commercial vehicle and preparation method thereof |
| CN113897156A (en) * | 2021-10-13 | 2022-01-07 | 广西至善新材料科技有限公司 | Calcium phenolic resin modified carboxylic styrene butadiene rubber adhesive and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101285512B (en) | 2012-11-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101285512B (en) | Production method for clutch surface adopting formaldehyde-phenol resin as cementing compound | |
| CN105111675B (en) | A kind of calcium carbonate crystal whisker reinforced resin-Rubber base friction material and preparation method thereof | |
| CN102993635B (en) | Method for preparing clutch facing through taking water soluble phenol-formaldehyde resin as adhesion agent | |
| CN102295783B (en) | Heat-resisting modified bamboo fiber and method for preparing automotive brake friction material from same | |
| CN103030921B (en) | Clutch facing without rubber winding and preparation method thereof | |
| CN103225228B (en) | A kind of extensible paper base frication material and production method thereof | |
| CN104761272B (en) | A kind of preparation method of carbon fiber thermal insulating material | |
| CN103436236A (en) | Palm fiber-reinforced environment-friendly type brake pad and preparation method thereof | |
| CN107880232B (en) | Special furan resin for additive manufacturing molding sand and preparation method | |
| CN110317382B (en) | Environment-friendly rubber vulcanization activator and preparation method and application thereof | |
| CN104987658B (en) | A kind of boron/anacardol/nano material modified phenolic resins material and preparation method thereof | |
| CN102219526A (en) | Phenolic resin for magnesia carbon brick and preparation method thereof | |
| CN106750062A (en) | A kind of phenolic resin of modified by cardanol and the preparation method of phenolaldehyde moulding compound | |
| CN101029164B (en) | Urea-resin foaming thermal-insulating composite powder, the synthetic board therewith and method | |
| CN110017342B (en) | Method for preparing automobile brake pad by utilizing surface modified basalt microfiber | |
| CN102219982B (en) | Method for preparing glass steel phenolic resin substrate | |
| CN103396133B (en) | Phenolic resin composition for stemming, preparation method of composition and stemming | |
| CN101792571A (en) | Novel non-rubber winding clutch facing | |
| CN112011020A (en) | Preparation process of friction-resistant high-temperature-resistant modified phenolic resin | |
| CN111704873A (en) | Urea-formaldehyde resin additive and preparation method thereof | |
| CN101402779A (en) | Non-asbestos drilling machine braking block material and manufacturing process therefor | |
| CN103453037A (en) | Anti-freeze clutch facing | |
| CN103319671B (en) | The preparation method of phenolic resin for refractory material | |
| CN107383762A (en) | A kind of preparation method of enhanced phenolic aldehyde friction resistance material for automobile | |
| CN104164051A (en) | Toughening-type environmental protection phenolic resin and preparation method of its composite material |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121114 Termination date: 20170509 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |