CN103965623A - High-dimensional-stability reinforced flame-retardant cold-resistant composite material and preparation method thereof - Google Patents
High-dimensional-stability reinforced flame-retardant cold-resistant composite material and preparation method thereof Download PDFInfo
- Publication number
- CN103965623A CN103965623A CN201410214517.0A CN201410214517A CN103965623A CN 103965623 A CN103965623 A CN 103965623A CN 201410214517 A CN201410214517 A CN 201410214517A CN 103965623 A CN103965623 A CN 103965623A
- Authority
- CN
- China
- Prior art keywords
- matrix material
- dimensional stability
- strengthens
- parts
- resistant matrix
- 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.)
- Pending
Links
Classifications
-
- 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
- C08L77/06—Polyamides derived from polyamines and polycarboxylic acids
-
- 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
-
- 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
-
- 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
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a high-dimensional-stability reinforced flame-retardant cold-resistant composite material and a preparation method thereof, relating to the field of high-molecular materials. The composite material comprises the following components in parts by weight: 40-70 parts of PA(polyamide)66 resin, 0.1-0.5 part of coupling agent, 10-15 parts of red phosphorus flame retardant, 5-15 parts of cold-resistant toughening agent, 0.1-0.5 part of antioxidant, 0.1-0.5 part of lubricating agent and 10-30 parts of special-shaped glass fiber, wherein the antioxidant is prepared by blending a hindered phenol antioxidant and a phosphite antioxidant according to a ratio of 1:1. The flame retardant effect of the prepared composite material disclosed by the invention reaches a V-0 grade in the fireproofing grade UL-94; the composite material is good in dimensional stability and excellent in impact resistance, meets the environmental protection requirements, and can be widely applied to normal and special electronic and electrical products.
Description
Technical field
The present invention relates to polymeric material field, relate in particular to a kind of high-dimensional stability and strengthen flaming retarding cold resistant matrix material.
Background technology
Nylon is a kind of engineering plastics of excellence, has good mechanical property, thermotolerance, and wear resistance, self lubricity, good processibility, application occupies first of five large-engineering plastic cement, is widely used in the relevant industries such as automobile, household electrical appliances, toy.21 century, science and technology is maked rapid progress, people are more and more harsher to the requirement of material, nylon fire retardant material is used widely at electronic apparatus, in some special electronic apparatuss, require to there is the right effect of resistance, there is again certain heat-resisting, cold-resistant, good mechanical property, and the right material of common resistance can not meet the demands, modification that need be different to nylon system simultaneously.
Glass fibre is applied the most extensively in reinforced composite, can improve rigidity, dimensional stability, the thermotolerance of nylon adding of glass fibre, but rigidity, dimensional stability, the stable on heating effect of the fine raising of simple glass nylon are limited, and flame retardant properties is poor, can only reach HB level, and size easily produces anisotropy, less stable, can not meet the occasion that has superior performance to require.The fire-retardant reinforced plastic PA66 material using in the market mainly adds the bromide fire retardant of brominated Polystyrene class, and red phosphorus combustion inhibitor, halogen-free flame retardants.Bromide fire retardant when burning can produce a large amount of poisonous, be with corrosive gas, environment is had to pollution, to the grinding tool effect of being corrosive.Halogen-free flame retardants is larger on product performance impact.Red phosphorus flame-retardant system, is well suited in electric equipment products, because the color of red phosphorus is red-brown, should not be for true qualities or coloured prod, but red phosphorus flame-retardant system can apply in black or scarlet product.Under current trends, a lot of countries are more and more higher for the requirement of environmental protection, safety in electric equipment products, and red phosphorus strengthens fire-retardant to substitute the PA66 research and development of bromine system, at black, scarlet product, substitutes bromine be tied to form as a kind of large trend with phosphorus system.In some special electric equipment productss, material, except needs have good mechanical property, also needs to have higher thermotolerance, electric property, preferably lower temperature resistance and dimensional stability.Abroad, there is the toughness reinforcing product of corresponding fire-retardant enhancing in some major companies, the product of the A3XZ series of picture BASF etc., domestic have part producer to strengthen flame-retardant PA 66 matrix material in research and development, but most of product performance have the defect of winter hardiness and product size poor stability.
Summary of the invention
The object of the invention is the defect existing in order to overcome above-mentioned prior art, provide a kind of high-dimensional stability to strengthen flaming retarding cold resistant matrix material and preparation method thereof, to achieve the above object of the invention, the present invention has announced following technical scheme:
High-dimensional stability strengthens a flaming retarding cold resistant matrix material, comprises following weight part composition:
Wherein, oxidation inhibitor is that Hinered phenols antioxidant and phosphite ester kind antioxidant form by 1:1 is composite.
Preferably, described high-dimensional stability strengthens flaming retarding cold resistant matrix material, comprises following weight part composition: 51 parts of PA66 resins, 0.3 part of coupling agent, 12 parts, cold-resistant toughened dose 11 parts of red phosphorus combustion inhibitors, 0.4 part, oxidation inhibitor, 0.3 part of lubricant, 25 parts of special-shaped glass fibers.
Preferably, described high-dimensional stability strengthens flaming retarding cold resistant matrix material, comprises following weight part composition: 47 parts of PA66 resins, 0.3 part of coupling agent, 12 parts, cold-resistant toughened dose 10 parts of red phosphorus combustion inhibitors, 0.4 part, oxidation inhibitor, 0.3 part of lubricant, 30 parts of special-shaped glass fibers.
Preferably, the limiting viscosity of described PA66 resin is 2.4.
Described coupling agent is γ-aminopropyl triethoxysilane; Described red phosphorus combustion inhibitor is parcel red phosphorus combustion inhibitor, and its red phosphorus content is 20-85%; The described cold-resistant toughened dose of maleic anhydride graft POE that is high percentage of grafting, percentage of grafting is 0.8-1.2%; Described Hinered phenols antioxidant is β (3,5-di-t-butyl-4 hydroxy phenyl) propionic acid pentaerythritol ester; Described phosphite ester kind antioxidant is two (2,4-di-tert-butyl-phenyl) pentaerythritol diphosphites; Described lubricant is tetramethylolmethane.
The preparation method of this matrix material is: PA66 resin, coupling agent, red phosphorus combustion inhibitor, cold-resistant toughened dose, oxidation inhibitor, lubricant are put into discharging after high-speed mixer and mixing 2～5min by weight, obtain mixture; Then gained mixture is added in twin-screw extruder extrusion process to special-shaped glass fiber extruding pelletization, in forcing machine extrusion, temperature is controlled at 235～285 ℃, and screw speed is at 200～500R/min.
The invention has the beneficial effects as follows: this matrix material is to form through Couble screw rod high-temp high shear mixing with auxiliary agents such as PA66 resins, red phosphorus combustion inhibitor, special-shaped glass fiber, cold-resistant toughened dose; Adopt the red phosphorus combustion inhibitor of high red phosphorus content to strengthen flame retarding efficiency, reduce the performance impact to matrix material, and environmental protection, pollution-free; Special-shaped glass fiber is strengthening on fire-retardant basis, can significantly improve rigidity, dimensional stability, the thermotolerance of this matrix material; Utilize cold-resistant toughened dose of maleic anhydride graft elastic body toughening, can significantly improve the resistance to impact shock of this matrix material.The flame retardant effect of this matrix material of the present invention's research and development reaches V-0 rank in fire-protection rating UL-94, good stability of the dimension, shock resistance, winter hardiness excellence, meet environmental requirement, can be widely applied in common and special electric equipment products, comprise machinery, instrument, trolley part, electric, railway, household electrical appliances, communication, frame, Leisure Sport articles for use, oil pipe, fuel tank and some precision engineering goods etc.
Embodiment
In order to more fully understand technology contents of the present invention, below in conjunction with specific embodiment, technical scheme of the present invention is further introduced and explanation.
Embodiment 1
Get by weight 0.5 part, cold-resistant toughened dose 6 parts of 70 parts of PA66 resins, 0.1 part of coupling agent, 13 parts of red phosphorus combustion inhibitors, 0.4 part, oxidation inhibitor, lubricant and put into discharging after high-speed mixer and mixing 2～5min, obtain mixture; Then mixture is added in twin-screw extruder extrusion process to 10 parts of extruding pelletizations of special-shaped glass fiber, in forcing machine extrusion, temperature is controlled at 235～285 ℃, and screw speed is controlled at 200～500R/min.
Embodiment 2
Get by weight 0.5 part, cold-resistant toughened dose 10 parts of 65 parts of PA66 resins, 0.1 part of coupling agent, 14 parts of red phosphorus combustion inhibitors, 0.4 part, oxidation inhibitor, lubricant and put into discharging after high-speed mixer and mixing 2～5min, obtain mixture; Then mixture is added in twin-screw extruder extrusion process to 10 parts of extruding pelletizations of special-shaped glass fiber, in forcing machine extrusion, temperature is controlled at 235～285 ℃, and screw speed is controlled at 200～500R/min.
Embodiment 3
Get by weight 0.5 part, cold-resistant toughened dose 14 parts of 63 parts of PA66 resins, 0.1 part of coupling agent, 12 parts of red phosphorus combustion inhibitors, 0.4 part, oxidation inhibitor, lubricant and put into discharging after high-speed mixer and mixing 2～5min, obtain mixture; Then mixture is added in twin-screw extruder extrusion process to 10 parts of extruding pelletizations of special-shaped glass fiber, in forcing machine extrusion, temperature is controlled at 235～285 ℃, and screw speed is controlled at 200～500R/min.
Embodiment 4
Get by weight 0.3 part, cold-resistant toughened dose 10 parts of 62 parts of PA66 resins, 0.5 part of coupling agent, 12 parts of red phosphorus combustion inhibitors, 0.2 part, oxidation inhibitor, lubricant and put into discharging after high-speed mixer and mixing 2～5min, obtain mixture; Then mixture is added in twin-screw extruder extrusion process to 15 parts of extruding pelletizations of special-shaped glass fiber, in forcing machine extrusion, temperature is controlled at 235～285 ℃, and screw speed is controlled at 200～500R/min.
Embodiment 5
Get by weight 0.3 part, cold-resistant toughened dose 10 parts of 52 parts of PA66 resins, 0.5 part of coupling agent, 12 parts of red phosphorus combustion inhibitors, 0.2 part, oxidation inhibitor, lubricant and put into discharging after high-speed mixer and mixing 2～5min, obtain mixture; Then mixture is added in twin-screw extruder extrusion process to 25 parts of extruding pelletizations of special-shaped glass fiber, in forcing machine extrusion, temperature is controlled at 235～285 ℃, and screw speed is controlled at 200～500R/min.
Embodiment 6
Get by weight 0.3 part, cold-resistant toughened dose 15 parts of 40 parts of PA66 resins, 0.5 part of coupling agent, 14 parts of red phosphorus combustion inhibitors, 0.2 part, oxidation inhibitor, lubricant and put into discharging after high-speed mixer and mixing 2～5min, obtain mixture; Then mixture is added in twin-screw extruder extrusion process to 30 parts of extruding pelletizations of special-shaped glass fiber, in forcing machine extrusion, temperature is controlled at 235～285 ℃, and screw speed is controlled at 200～500R/min.
Embodiment 7
Get by weight 0.3 part, cold-resistant toughened dose 11 parts of 51 parts of PA66 resins, 0.3 part of coupling agent, 12 parts of red phosphorus combustion inhibitors, 0.4 part, oxidation inhibitor, lubricant and put into discharging after high-speed mixer and mixing 2～5min, obtain mixture; Then mixture is added in twin-screw extruder extrusion process to 25 parts of extruding pelletizations of special-shaped glass fiber, in forcing machine extrusion, temperature is controlled at 235～285 ℃, and screw speed is controlled at 200～500R/min.
Embodiment 8
Get by weight 0.3 part, cold-resistant toughened dose 10 parts of 47 parts of PA66 resins, 0.3 part of coupling agent, 12 parts of red phosphorus combustion inhibitors, 0.4 part, oxidation inhibitor, lubricant and put into discharging after high-speed mixer and mixing 2～5min, obtain mixture; Then mixture is added in twin-screw extruder extrusion process to 30 parts of extruding pelletizations of special-shaped glass fiber, in forcing machine extrusion, temperature is controlled at 235～285 ℃, and screw speed is controlled at 200～500R/min.
The matrix material of above-described embodiment 1-8 gained is re-packed through injection moulding machine, by ASTM standard method of test, carry out performance test, raw material proportioning and test result is by weight as shown in table 1:
Table 1
As can be seen from Table 1, adopt the resulting matrix material of technical scheme of the present invention, its flame retardant effect all reaches V-0 rank in fire-protection rating UL-94, the in the situation that of same glass fibre content, this matrix material has higher mechanical property and has excellent notched Izod impact strength and winter hardiness simultaneously, better than the impact resistance of the PA66 matrix material on existing market; And special-shaped glass fiber adds, material expansion and contraction is reduced, improved significantly the dimensional stability of material.
The above only further illustrates technology contents of the present invention with embodiment, so that reader is easier to understand, but does not represent that embodiments of the present invention only limit to this, and any technology of doing according to the present invention is extended or recreation, is all subject to protection of the present invention.
Claims (10)
1. high-dimensional stability strengthens a flaming retarding cold resistant matrix material, it is characterized in that, comprises following weight part composition:
Wherein, oxidation inhibitor is that Hinered phenols antioxidant and phosphite ester kind antioxidant form by 1:1 is composite.
2. high-dimensional stability according to claim 1 strengthens flaming retarding cold resistant matrix material, it is characterized in that, comprises following weight part composition:
3. high-dimensional stability according to claim 1 strengthens flaming retarding cold resistant matrix material, it is characterized in that, comprises following weight part composition:
4. high-dimensional stability according to claim 1 strengthens flaming retarding cold resistant matrix material, it is characterized in that: the limiting viscosity of described PA66 resin is 2.4.
5. high-dimensional stability according to claim 1 strengthens flaming retarding cold resistant matrix material, it is characterized in that: described coupling agent is γ-aminopropyl triethoxysilane.
6. high-dimensional stability according to claim 1 strengthens flaming retarding cold resistant matrix material, it is characterized in that: described red phosphorus combustion inhibitor is parcel red phosphorus combustion inhibitor, and its red phosphorus content is 20-85%.
7. high-dimensional stability according to claim 1 strengthens flaming retarding cold resistant matrix material, it is characterized in that: described cold-resistant toughened dose is the maleic anhydride graft POE of percentage of grafting 0.8-1.2%.
8. high-dimensional stability according to claim 1 strengthens flaming retarding cold resistant matrix material, it is characterized in that: described Hinered phenols antioxidant is β (3,5-di-t-butyl-4 hydroxy phenyl) propionic acid pentaerythritol ester; Described phosphite ester kind antioxidant is two (2,4-di-tert-butyl-phenyl) pentaerythritol diphosphites.
9. high-dimensional stability according to claim 1 strengthens flaming retarding cold resistant matrix material, it is characterized in that: described lubricant is tetramethylolmethane.
10. a high-dimensional stability as claimed in claim 1 strengthens the preparation method of flaming retarding cold resistant matrix material, it is characterized in that, comprise the following steps: PA66 resin, coupling agent, red phosphorus combustion inhibitor, cold-resistant toughened dose, oxidation inhibitor, lubricant are obtained to mixture after putting into by weight high-speed mixer and mixing 2～5min; Then gained mixture is added in twin-screw extruder extrusion process to special-shaped glass fiber extruding pelletization, in forcing machine extrusion, temperature is controlled at 235～285 ℃, and screw speed is at 200～500R/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410214517.0A CN103965623A (en) | 2014-05-20 | 2014-05-20 | High-dimensional-stability reinforced flame-retardant cold-resistant composite material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410214517.0A CN103965623A (en) | 2014-05-20 | 2014-05-20 | High-dimensional-stability reinforced flame-retardant cold-resistant composite material and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103965623A true CN103965623A (en) | 2014-08-06 |
Family
ID=51235647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410214517.0A Pending CN103965623A (en) | 2014-05-20 | 2014-05-20 | High-dimensional-stability reinforced flame-retardant cold-resistant composite material and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103965623A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106366655A (en) * | 2016-09-26 | 2017-02-01 | 江阴市凯希特节能材料科技有限公司 | Preparation method of fireproof PA66 heat insulating profile |
| CN107841136A (en) * | 2017-11-29 | 2018-03-27 | 宁波海雨新材料科技有限公司 | A kind of flame-proof glass fibre reinforced plastic PA66 material and its preparation method and application |
| CN110922750A (en) * | 2019-11-29 | 2020-03-27 | 惠州市良化新材料有限公司 | Cold-resistant reinforced nylon 66 composition for baby carriage and preparation method thereof |
| CN111484731A (en) * | 2019-12-20 | 2020-08-04 | 四川鑫达企业集团有限公司 | High-modulus flame-retardant reinforced nylon composite material and preparation method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002129009A (en) * | 2000-10-24 | 2002-05-09 | Toyobo Co Ltd | Flame-retardant polyamide resin composition |
| CN101139462A (en) * | 2007-10-09 | 2008-03-12 | 佛山市顺德区高怡新塑料有限公司 | Carbon fiber reinforcement non-bittern flame-proof nylon 66 and preparation method thereof |
| CN101525486A (en) * | 2008-04-03 | 2009-09-09 | 惠州市华聚塑化科技有限公司 | Halogen-free glass fiber reinforced nylon resin and preparing method thereof |
| CN101798460A (en) * | 2010-02-08 | 2010-08-11 | 佛山市南海易乐工程塑料有限公司 | Composite flame retardant glass fibre reinforced nylon 66 insulating strip and preparation method thereof |
| CN102337029A (en) * | 2011-08-11 | 2012-02-01 | 古道尔工程塑胶（深圳）有限公司 | Halogen-free flame-retardant nylon 66 composite material and preparation method thereof |
| CN103382302A (en) * | 2013-07-02 | 2013-11-06 | 浙江俊尔新材料股份有限公司 | Red phosphorus flame-retardant nylon composition and preparation method thereof |
-
2014
- 2014-05-20 CN CN201410214517.0A patent/CN103965623A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002129009A (en) * | 2000-10-24 | 2002-05-09 | Toyobo Co Ltd | Flame-retardant polyamide resin composition |
| CN101139462A (en) * | 2007-10-09 | 2008-03-12 | 佛山市顺德区高怡新塑料有限公司 | Carbon fiber reinforcement non-bittern flame-proof nylon 66 and preparation method thereof |
| CN101525486A (en) * | 2008-04-03 | 2009-09-09 | 惠州市华聚塑化科技有限公司 | Halogen-free glass fiber reinforced nylon resin and preparing method thereof |
| CN101798460A (en) * | 2010-02-08 | 2010-08-11 | 佛山市南海易乐工程塑料有限公司 | Composite flame retardant glass fibre reinforced nylon 66 insulating strip and preparation method thereof |
| CN102337029A (en) * | 2011-08-11 | 2012-02-01 | 古道尔工程塑胶（深圳）有限公司 | Halogen-free flame-retardant nylon 66 composite material and preparation method thereof |
| CN103382302A (en) * | 2013-07-02 | 2013-11-06 | 浙江俊尔新材料股份有限公司 | Red phosphorus flame-retardant nylon composition and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 张耀明等: "《玻璃纤维与矿物棉全书》", 31 March 2001, article "六.异形玻璃纤维的特性与应用前景", pages: 890-891 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106366655A (en) * | 2016-09-26 | 2017-02-01 | 江阴市凯希特节能材料科技有限公司 | Preparation method of fireproof PA66 heat insulating profile |
| CN106366655B (en) * | 2016-09-26 | 2019-04-16 | 江阴市凯希特节能材料科技有限公司 | The preparation method of fire prevention PA66 heat insulation section |
| CN107841136A (en) * | 2017-11-29 | 2018-03-27 | 宁波海雨新材料科技有限公司 | A kind of flame-proof glass fibre reinforced plastic PA66 material and its preparation method and application |
| CN107841136B (en) * | 2017-11-29 | 2019-11-29 | 宁波海雨新材料科技有限公司 | A kind of flame-proof glass fibre reinforced plastic PA66 material and its preparation method and application |
| CN110922750A (en) * | 2019-11-29 | 2020-03-27 | 惠州市良化新材料有限公司 | Cold-resistant reinforced nylon 66 composition for baby carriage and preparation method thereof |
| CN111484731A (en) * | 2019-12-20 | 2020-08-04 | 四川鑫达企业集团有限公司 | High-modulus flame-retardant reinforced nylon composite material and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100590146C (en) | Preparation of halogen-free flame-proof nylon 66 having high-mechanical property and composite material | |
| CN103059562B (en) | High-glossiness anti-warping high-strength PA6 (polyamide 6) composite material, and preparation and application thereof | |
| CN102115595A (en) | High electrical property and low corrosion flame retardant reinforcing nylon material and preparation method thereof | |
| CN102219993A (en) | Low-cost halogen-free inflaming-retarding polyamide material for low-voltage apparatus housings | |
| CN102924917A (en) | Voltage-resistant insulating flame-retardant reinforced nylon 66 engineering plastic | |
| CN104559154B (en) | Environment-friendly flame-retardant PA6 material and preparation method thereof | |
| CN100549095C (en) | Polyamide resin of a kind of halogen-free phosphor-free environmental protection inflaming retarding and preparation method thereof | |
| CN101928448A (en) | Nano composite flame-retardant reinforced polyester engineering plastic and preparation method thereof | |
| CN104559151A (en) | Halogen-free flame-retardant glass fiber reinforced nylon material and preparation method thereof | |
| CN103965623A (en) | High-dimensional-stability reinforced flame-retardant cold-resistant composite material and preparation method thereof | |
| CN101302338A (en) | High-toughness, wear-resistant, self-lubricating polyamide material and preparation thereof | |
| CN103571187A (en) | Preparation technology of high-performance environmentally-friendly flame-retardant reinforced PA66 composite material | |
| CN104231575A (en) | Halogen-free and phosphorus-free PBT enhanced composite material and preparation method thereof | |
| CN103937229A (en) | Fire retardant glass fiber reinforced nylon composite material, and preparation method thereof | |
| CN103351525A (en) | High-gloss flame-retardant polypropylene composite material and preparation method thereof | |
| CN103740025A (en) | Glass fiber reinforced inflaming retarding AES (Acrylonitrile-Ethylene propylene diene monomer-Styrene) composite material and preparation method thereof | |
| CN102241857A (en) | Polypropylene flame-retardant masterbatch material and preparation method thereof | |
| CN110483991A (en) | A kind of halogen-free flameproof biology base nylon and preparation method thereof | |
| CN103408929A (en) | Continuous long fiber-reinforced halogen-free flame-retardant PA66 composite material and preparation method thereof | |
| CN101440210A (en) | Environment-protecting flame-retardant composite filling reinforced nylon 6 resin composition | |
| CN104151580A (en) | Preparation method of enhanced and toughened nylon PA66 modified engineering plastic | |
| CN101003666A (en) | Super high flowing, white, fire retardant PBT with no halogen, in high thermal stability, and preparation method | |
| CN102363672A (en) | MCA (Melamine Cyanurate) flame-retardant polycaprolactam compound material and preparation method thereof | |
| CN102649870B (en) | Halogen-free flame-retardant glass fiber reinforced PBT (polybutylece terephthalate) material | |
| CN105670282A (en) | High-flame-retardancy halogen-free non-reinforced polyamide (PA) material and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140806 |