CN103571186A - Waste CFRP (carbon fiber reinforced plastic) powder reinforced nylon composition and preparation method of nylon composition - Google Patents
Waste CFRP (carbon fiber reinforced plastic) powder reinforced nylon composition and preparation method of nylon composition Download PDFInfo
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- CN103571186A CN103571186A CN201310571219.2A CN201310571219A CN103571186A CN 103571186 A CN103571186 A CN 103571186A CN 201310571219 A CN201310571219 A CN 201310571219A CN 103571186 A CN103571186 A CN 103571186A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/06—Pretreated ingredients and ingredients covered by the main groups C08K3/00 - C08K7/00
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/02—Making granules by dividing preformed material
- B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/50—Details of extruders
- B29C48/505—Screws
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
- C08K7/02—Fibres or whiskers
- C08K7/04—Fibres or whiskers inorganic
- C08K7/06—Elements
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K9/00—Use of pretreated ingredients
- C08K9/04—Ingredients treated with organic substances
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K9/00—Use of pretreated ingredients
- C08K9/04—Ingredients treated with organic substances
- C08K9/06—Ingredients treated with organic substances with silicon-containing compounds
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
- C08L77/02—Polyamides derived from omega-amino carboxylic acids or from lactams thereof
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/9258—Velocity
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
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- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention relates to a waste CFRP (carbon fiber reinforced plastic) powder reinforced nylon composition and a preparation method of the nylon composition. The preparation method comprises the following steps: (1) crushing and sieving waste CFRP materials to obtain waste CFRP powder with a uniform particle diameter; (2) according to the proportion, weighing 5 to 40 parts of waste CFRP powder to carry out drying processing in a high-speed mixing machine and then adding 0.1 to 3 parts of surface treating agent to carry out surface treatment on the CFRP powder; (3) then according to the proportion, weighing 60 to 95 parts of nylon, 0.1 to 0.6 part of lubricant and 0.1 to 0.5 part of antioxidant to uniformly mix in the high-speed mixing machine; (4) adding the raw materials which are uniformly mixed in the step (3) into a double-screw machine to carry out melt blending, extrusion, water cooling, bracing and dicing to obtain the waste CFRP reinforced nylon composition. Compared with the prior art, the composition disclosed by the invention has low density, pollution of the composition to the environment is reduced, the additional value of the composition is increased, resources are saved and the environment point is protected.
Description
Technical field
The invention belongs to macromolecular material recovery technology field, be specifically related to a kind of discarded carbon-fibre composite powder Reinforced Nylon composition and method of making the same.
Background technology
Carbon-fibre composite (CFRP) has the excellent performance such as light weight, high strength, high-modulus, be that other glass fibre reinforced composions are incomparable, be therefore widely used in the new high-tech industry fields such as aerospace, automotive industry, track traffic, new forms of energy, sports goods.Along with rapid development of economy, CFRP is at the usage quantity rapid growth of every field, and the waste resin producing also grows with each passing day, and composition in discarded CFRP non-degradable all, if be directly discarded in environment, can bring serious pollution to environment on the one hand; On the other hand, in these discarded CFRP, often contain the high added value carbon fiber of 60% left and right, and the production of carbon fiber is the process of a highly energy-consuming, if do not recycled also, will not cause the serious waste of resource.
Nylon is as a kind of engineering plastics, and it has good elasticity, and mechanical property is better, wear-resisting, and oil-proofness and processing characteristics are good, is therefore widely used in automobile, household electrical appliances, electronic apparatus, the fields such as machinery.But nylon is easily embrittlement in use, and shock resistance is poor, and water-intake rate is high, the defects such as thermotolerance and intensity are slightly low, in order to improve these performances of nylon, conventional method is that talcum powder etc. carry out filling-modified nylon by adopting glass fibre or mineral filler as calcium carbonate at present.And glass fibre or mineral filler density are larger, after filling-modified nylon, obtain composition density also significantly increases thereupon, this can cause the competitiveness of product in market to decline, simultaneously, be subject to the own performance limitations of glass fibre or mineral filler, adopt the properties of nylons of glass or mineral filler enhancing modified to improve limited, in the higher applications of some performance requriementss by restricted.
Summary of the invention
Object of the present invention is exactly to provide in order to overcome the defect of above-mentioned prior art existence the discarded carbon-fibre composite powder Reinforced Nylon composition and method of making the same that a kind of cost is low, reduce pollution.
Object of the present invention can be achieved through the following technical solutions: a kind of discarded carbon-fibre composite powder Reinforced Nylon composition, it is characterized in that, and the component that said composition comprises following weight part is made:
Described nylon is one or more in nylon 6 (PA6), nylon 66 (PA66), nylon 11 (PA11), nylon 12 (PA12), nylon 1010 (PA1010), NYLON610 T (PA610T).
Described discarded CFRP powder is by discarded CFRP material fragmentation gained, and preferably the particle diameter after fragmentation is between 40-400 order.
Owing to discarding the main component of CFRP powder, be carbon fiber and resin matrix, resin matrix is especially in the majority with thermosetting resin, the affinity on itself and nylon surface is poor, so both are often incompatible, after adopting surface treatment agent to discarded CFRP powder treatment, can improve its surperficial affinity, improve the consistency of itself and potting resin.
Described surface treatment agent is silane coupling agent, one or more in titanate coupling agent and aluminate coupling agent.
Described lubricant is one or more in stearic acid, Zinic stearas, calcium stearate, Ployethylene Wax, white oil, ethylene bis stearamide (EBS), erucicamide.
Described oxidation inhibitor is one or more in antioxidant 1010, antioxidant 1076, oxidation inhibitor 1098, irgasfos 168.
A preparation method for discarded carbon-fibre composite powder Reinforced Nylon composition, is characterized in that, comprises the following steps:
(1) by discarded CFRP material fragmentation, sieve, obtain particle diameter discarded CFRP powder uniformly;
(2) by said ratio, take discarded CFRP powder drying treatment in high mixer of 5-40 part, then add the surface treatment agent of 0.1-3 part to process CFRP powder surface;
(3) by proportioning, take 60-95 part nylon again, 0.1-0.6 part lubricant, 0.1-0.5 part oxidation inhibitor, in high mixer, mixes;
(4) raw material step (3) being mixed joins melt blending in dual-screw-stem machine, extrudes, and water-cooled, tie rod pelletizing must be discarded the nylon composite that CFRP strengthens.
In described step (2), the drying temperature of high mixer is 80-120 ℃, and be 10-30min time of drying.
The twin screw extruder of described step (4) is in the same way or counter rotation twin screw extruder, and extruder temperature is 190-290 ℃, and screw speed is 150-400rpm, and screw slenderness ratio L/D is 30-50:1.
One of object of the present invention is to provide a kind of discarded carbon-fibre composite powder Reinforced Nylon composition, said composition adopts the discarded carbon-fibre composite powder reclaiming as enhancing modified component, with lower cost, realized high-performance modified to nylon, the composition density obtaining is also low; Said composition is re-used discarded CFRP material simultaneously, has reduced its pollution to environment, has increased its added value, has saved resource, has protected environment.
Another object of the present invention is to provide a kind of preparation method of above-mentioned discarded carbon-fibre composite powder Reinforced Nylon composition, and this preparation method's process operation is simple.
Compared with prior art, the present composition adopts the discarded carbon-fibre composite powder reclaiming as enhancing modified component, with lower cost, realized high-performance modified to nylon, the discarded CFRP matrix material powder Reinforced Nylon composition density obtaining is low, mechanical property is excellent, the discarded CFRP matrix material powder adopt reclaiming is as enhancing modified component, with lower cost, realized high-performance modified to nylon; Said composition is re-used discarded CFRP material simultaneously, has reduced its pollution to environment, has increased its added value, economize on resources, and protection of the environment; The composition obtaining can be widely used in the product components such as automobile, electronic apparatus, household electrical appliances, machinery.
Embodiment
Below in conjunction with specific embodiment, the present invention is described in detail.
In following examples, tensile property testing standard is ASTM D638, and bending property testing standard is ASTM D790, and Izod notched Izod impact strength testing standard is ASTM D256.
Embodiment 1
(1) will discard CFRP material fragmentation, the discarded CFRP powder of 400 objects sieves to obtain.
(2) take 20 parts of discarded CFRP powder, 100 ℃ of dry 20min in high mixer, then add 0.1 part of Silane coupling agent KH550 surface treatment to discard CFRP powder.
(3) take 80 parts of PA66,0.1 part of calcium stearate, 0.3 part of antioxidant 1010,0.1 part of irgasfos 168 is even in high-speed mixer and mixing.
(4) raw material mixing is added in twin screw extruder, melt blending, extrudes, tie rod pelletizing obtains required discarded CFRP powder Reinforced Nylon composition, and each district's temperature of twin screw extruder is: 230 ℃, 220 ℃， 2nd district, a district, three 260 ℃, 240 250 ℃， 5th district, ℃， 4th district, districts, six 270 ℃, districts, seven 290 ℃, 280 280 ℃， 9th district, ℃， 8th district, districts, ten 290 ℃, districts, 285 ℃ of heads; Screw speed 350rpm, length-to-diameter ratio L/D=30/1.
Embodiment 2
(1) will discard CFRP material fragmentation, the discarded CFRP powder of 200 objects sieves to obtain.
(2) take 10 parts of discarded CFRP powder, 80 ℃ of dry 30min in high mixer, then add 1 part of silane coupling agent KH560 surface treatment to discard CFRP powder.
(3) take 90 parts of PA12,0.3 part of EBS, 0.1 part anti-1076,0.1 parts anti-168 even in high-speed mixer and mixing.
(4) raw material mixing is added in twin screw extruder, melt blending, extrudes, tie rod pelletizing obtains required discarded CFRP powder Reinforced Nylon composition, and each district's temperature of twin screw extruder is: 230 ℃, 220 ℃， 2nd district, a district, three 260 ℃, 240 250 ℃， 5th district, ℃， 4th district, districts, six 270 ℃, districts, seven 290 ℃, 280 280 ℃， 9th district, ℃， 8th district, districts, ten 290 ℃, districts, 285 ℃ of heads; Screw speed 250rpm, length-to-diameter ratio L/D=40/1.
Embodiment 3
(1) will discard CFRP material fragmentation, the discarded CFRP powder of 80 objects sieves to obtain.
(2) take 30 parts of discarded CFRP powder, 120 ℃ of dry 10min in high mixer, then add 3 parts of titanate coupling agent sec.-propyls three (dodecyl benzenesulfonyl) titanic acid ester surface treatment to discard CFRP powder.
(3) take 70 parts of PA6,0.6 part of polyethylene wax, 0.3 part anti-1098,0.2 parts anti-168 even in high-speed mixer and mixing.
(4) raw material mixing is added in twin screw extruder, melt blending, extrudes, and tie rod pelletizing obtains required discarded CFRP powder Reinforced Nylon composition, and each district's temperature of twin screw extruder is; One 290 ℃, 220 230 240 250 260 270 280 280 290 ℃， tenth district, ℃， 9th district, ℃， 8th district, ℃， 7th district, ℃， 6th district, ℃， 5th district, ℃， 4th district, ℃， 3rd district, ℃， 2nd district, district, 285 ℃ of heads; Screw speed 400rpm, length-to-diameter ratio L/D=50/1.
Embodiment 4
(1) will discard CFRP material fragmentation, the discarded CFRP powder of 300 objects sieves to obtain.
(2) take 40 parts of discarded CFRP powder, 120 ℃ of dry 10min in high mixer, then add the surface treatment of 3 parts of aluminate coupling agent distearyl acyl-oxygen sec.-propyl Aluminates to discard CFRP powder.
(3) take 60 parts of PA11,0.5 part of white oil, 0.3 part anti-1076,0.2 parts anti-168 even in high-speed mixer and mixing.
(4) raw material mixing is added in twin screw extruder, melt blending, extrudes, tie rod pelletizing obtains required discarded CFRP powder Reinforced Nylon composition, and each district's temperature of twin screw extruder is: 230 ℃, 220 ℃， 2nd district, a district, three 260 ℃, 240 250 ℃， 5th district, ℃， 4th district, districts, six 270 ℃, districts, seven 290 ℃, 280 280 ℃， 9th district, ℃， 8th district, districts, ten 290 ℃, districts, 285 ℃ of heads; Screw speed 400rpm, length-to-diameter ratio L/D=50/1.
Embodiment 5
(1) will discard CFRP material fragmentation, the discarded CFRP powder of 200 objects sieves to obtain.
(2) take 5 parts of discarded CFRP powder, 100 ℃ of dry 20min in high mixer, then add 0.2 part of titanate coupling agent sec.-propyl three (dodecyl benzenesulfonyl) titanic acid ester surface treatment to discard CFRP powder.
(3) take 95 parts of PA1010,0.3 part of stearic acid, 0.3 part anti-1010,0.1 parts anti-168 even in high-speed mixer and mixing.
(4) raw material mixing is added in twin screw extruder, melt blending, extrudes, tie rod pelletizing obtains required discarded CFRP powder Reinforced Nylon composition, and each district's temperature of twin screw extruder is: 230 ℃, 220 ℃， 2nd district, a district, three 260 ℃, 240 250 ℃， 5th district, ℃， 4th district, districts, six 270 ℃, districts, seven 290 ℃, 280 280 ℃， 9th district, ℃， 8th district, districts, ten 290 ℃, districts, 285 ℃ of heads; Screw speed 150rpm, length-to-diameter ratio L/D=30/1.
Each embodiment mechanical experimental results is as shown in table 1 below:
Table 1 mechanical experimental results
From upper table, mechanical experimental results is analyzed, and the nylon composite intensity that adopts recovery CFRP powder to strengthen is high, and mechanical property is excellent, meets the higher occasion of performance requriements is used.
The above-mentioned description to embodiment is can understand and apply the invention for ease of those skilled in the art.Person skilled in the art obviously can easily make various modifications to embodiment, and the General Principle of this explanation is applied in other embodiment and needn't passes through performing creative labour.Therefore, the invention is not restricted to the embodiment here, those skilled in the art are according to announcement of the present invention, and not departing from the improvement that category of the present invention makes and revise all should be within protection scope of the present invention.
Claims (9)
1. a discarded carbon-fibre composite powder Reinforced Nylon composition, is characterized in that, the component that said composition comprises following weight part is made:
2. discarded carbon-fibre composite powder Reinforced Nylon composition according to claim 1, it is characterized in that, described nylon is one or more in nylon 6 (PA6), nylon 66 (PA66), nylon 11 (PA11), nylon 12 (PA12), nylon 1010 (PA1010), NYLON610 T (PA610T).
3. discarded carbon-fibre composite powder Reinforced Nylon composition according to claim 1, is characterized in that, described discarded CFRP powder is by discarded CFRP material fragmentation gained, and preferably the particle diameter after fragmentation is between 40-400 order.
4. discarded carbon-fibre composite powder Reinforced Nylon composition according to claim 1, is characterized in that, described surface treatment agent is silane coupling agent, one or more in titanate coupling agent and aluminate coupling agent.
5. discarded carbon-fibre composite powder Reinforced Nylon composition according to claim 1, it is characterized in that, described lubricant is one or more in stearic acid, Zinic stearas, calcium stearate, Ployethylene Wax, white oil, ethylene bis stearamide (EBS), erucicamide.
6. discarded carbon-fibre composite powder Reinforced Nylon composition according to claim 1, is characterized in that, described oxidation inhibitor is one or more in antioxidant 1010, antioxidant 1076, oxidation inhibitor 1098, irgasfos 168.
7. a preparation method for discarded carbon-fibre composite powder Reinforced Nylon composition as claimed in claim 1, is characterized in that, comprises the following steps:
(1) by discarded CFRP material fragmentation, sieve, obtain particle diameter discarded CFRP powder uniformly;
(2) by said ratio, take discarded CFRP powder drying treatment in high mixer of 5-40 part, then add the surface treatment agent of 0.1-3 part to process CFRP powder surface;
(3) by proportioning, take 60-95 part nylon again, 0.1-0.6 part lubricant, 0.1-0.5 part oxidation inhibitor, in high mixer, mixes;
(4) raw material step (3) being mixed joins melt blending in dual-screw-stem machine, extrudes, and water-cooled, tie rod pelletizing must be discarded the nylon composite that CFRP strengthens.
8. the preparation method of discarded carbon-fibre composite powder Reinforced Nylon composition according to claim 7, is characterized in that, in described step (2), the drying temperature of high mixer is 80-120 ℃, and be 10-30min time of drying.
9. the preparation method of discarded carbon-fibre composite powder Reinforced Nylon composition according to claim 7, it is characterized in that, the twin screw extruder of described step (4) is in the same way or counter rotation twin screw extruder, extruder temperature is 190-290 ℃, screw speed is 150-400rpm, and screw slenderness ratio L/D is 30-50:1.
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| CN201310571219.2A CN103571186A (en) | 2013-11-13 | 2013-11-13 | Waste CFRP (carbon fiber reinforced plastic) powder reinforced nylon composition and preparation method of nylon composition |
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| CN201310571219.2A CN103571186A (en) | 2013-11-13 | 2013-11-13 | Waste CFRP (carbon fiber reinforced plastic) powder reinforced nylon composition and preparation method of nylon composition |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104371228A (en) * | 2014-11-05 | 2015-02-25 | 上海交通大学 | Regenerated carbon fiber reinforced polyvinylidene fluoride (PVDF) composite material and preparation method thereof |
| CN105860513A (en) * | 2016-04-28 | 2016-08-17 | 宁夏宝塔石化科技实业发展有限公司 | Method for reinforcing strength of nylon bearing retainer by utilizing waste carbon fibers |
| CN106671308A (en) * | 2017-01-10 | 2017-05-17 | 东莞市安塑亿高分子材料科技有限公司 | Manufacture technology for carbon fiber and polyamide resin composite material |
| CN108359233A (en) * | 2017-07-28 | 2018-08-03 | 安徽旭升新材料有限公司 | A kind of waste material continuously enhances thermoplastic carbon fiber composite wood and preparation method thereof |
| CN108359234A (en) * | 2017-07-31 | 2018-08-03 | 安徽旭升新材料有限公司 | Waste recovery type electroconductive nylon composite thermoplastic carbon fiber material and preparation method thereof |
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| CN102181150A (en) * | 2011-03-24 | 2011-09-14 | 北京化工大学 | Waste carbon fiber reinforced nylon 6 composite material and preparation method thereof |
| CN102993710A (en) * | 2012-11-30 | 2013-03-27 | 余姚市中发工程塑料有限公司 | Special material for carbon fiber-reinforced polyamide gear and preparation method thereof |
| JP2013199607A (en) * | 2012-03-26 | 2013-10-03 | Doshisha | Method for recovering carbon fiber |
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2013
- 2013-11-13 CN CN201310571219.2A patent/CN103571186A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102181150A (en) * | 2011-03-24 | 2011-09-14 | 北京化工大学 | Waste carbon fiber reinforced nylon 6 composite material and preparation method thereof |
| JP2013199607A (en) * | 2012-03-26 | 2013-10-03 | Doshisha | Method for recovering carbon fiber |
| CN102993710A (en) * | 2012-11-30 | 2013-03-27 | 余姚市中发工程塑料有限公司 | Special material for carbon fiber-reinforced polyamide gear and preparation method thereof |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104371228A (en) * | 2014-11-05 | 2015-02-25 | 上海交通大学 | Regenerated carbon fiber reinforced polyvinylidene fluoride (PVDF) composite material and preparation method thereof |
| CN105860513A (en) * | 2016-04-28 | 2016-08-17 | 宁夏宝塔石化科技实业发展有限公司 | Method for reinforcing strength of nylon bearing retainer by utilizing waste carbon fibers |
| CN106671308A (en) * | 2017-01-10 | 2017-05-17 | 东莞市安塑亿高分子材料科技有限公司 | Manufacture technology for carbon fiber and polyamide resin composite material |
| CN108359233A (en) * | 2017-07-28 | 2018-08-03 | 安徽旭升新材料有限公司 | A kind of waste material continuously enhances thermoplastic carbon fiber composite wood and preparation method thereof |
| CN108359234A (en) * | 2017-07-31 | 2018-08-03 | 安徽旭升新材料有限公司 | Waste recovery type electroconductive nylon composite thermoplastic carbon fiber material and preparation method thereof |
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Application publication date: 20140212 |