CN102775782A - Flame-retardant glass fiber reinforced PA (polyamide) 66/PP (propene polymer) alloy composition and preparation method thereof - Google Patents
Flame-retardant glass fiber reinforced PA (polyamide) 66/PP (propene polymer) alloy composition and preparation method thereof Download PDFInfo
- Publication number
- CN102775782A CN102775782A CN2012102473335A CN201210247333A CN102775782A CN 102775782 A CN102775782 A CN 102775782A CN 2012102473335 A CN2012102473335 A CN 2012102473335A CN 201210247333 A CN201210247333 A CN 201210247333A CN 102775782 A CN102775782 A CN 102775782A
- Authority
- CN
- China
- Prior art keywords
- flame
- glass fibre
- strengthens
- alloy composite
- proof glass
- 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
Classifications
-
- 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
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/04—Particle-shaped
-
- 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
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
-
- 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
- B29C2948/9259—Angular 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
-
- 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
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92885—Screw or gear
-
- 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
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92895—Barrel or housing
Abstract
The invention relates to a flame-retardant glass fiber reinforced PA (polyamide) 66/PP (propene polymer) alloy composition and a preparation method thereof. Components of the alloy composition includes, by weight, 20-41% of PA66, 20-41% of PP, 0-10% of compatilizer, 0-15% of compounded flame-retardant masterbatches, 20-40% of glass fibers, 0.1-1% of antioxidant and 0.1-1% of lubricating dispersant. The preparation method of the flame-retardant glass fiber reinforced PA66/PP alloy composition includes the following steps of weighing the components according to the proportion to place into a high-mixing machine for mixing for 2-5 minutes, discharging for extruding and pelleting by a double-screw extruder, wherein the processing temperature ranges from 225 DEG C to 245 DEG C, and revolution of screws ranges from 30Hz to 40Hz. Compared with the prior art, the flame-retardant glass fiber reinforced PA66/PP alloy composition has the advantages of high CTI (comparative tracking index) value, low precipitation of flame retardant, no halogen, environment-friendliness and balanced comprehensive performance, and can be widely applied to the fields of electronic appliances, including contactors, leakage protector, shells of breakers and the like.
Description
Technical field
The present invention relates to a kind of flame-proof glass fibre and strengthen alloy material, be specifically related to a kind of flame-proof glass fibre and strengthen PA66/PP alloy composite and preparation method thereof.
Background technology
In recent years; The electric industrial boom of China; Increasing demand to the fire-retardant enhancement engineering plastics of high electric insulation increases, all need be with the engineering plastic materials with good comprehensive mechanical properties, flame retardant properties and electrical insulation capability like low-voltage vacuum contactor, isolating switch, earth leakage protective device, connector, low-tension switch, the electric element of thin-walled etc.In this product scope, the consumption of nylon/PP alloy is maximum.Yet because the relative industry of development of fire retardant lags behind concerning the requirement that material improves day by day, a variety of fire retardants join mechanical property, the electrical insulation capability that can greatly reduce material in the material.For example, phase ratio creepage tracking index (CTI) drops to 200V even lower from 600V, and in addition, along with the enforcement of RoHs of European Union and WEEE instruction, traditional bromine is that flame-retardant system can not satisfy this requirement, and the use of some fire retardant simultaneously also can be restricted.Along with development of technology engineering plastics process of localization is also being accelerated.Rizhisheng New Technology Development Co., Ltd., Shanghai strengthens the PA66/PP product to high CTI value, the low fire retardant property separated out flame-proof glass fibre and has carried out deep research.The high CTI value of being developed, the low fire retardant property separated out, flame-proof glass fibre strengthen the PA66/PP alloy product and have successfully substituted the like product that companies such as BASF produce; Realized the production domesticization of this series products; When being included in the localization of raw material plan by some foreign capital affiliates, this material also begins to export to the European and American areas.
Summary of the invention
The objective of the invention is to overcome the defective that above-mentioned prior art exists, provide a kind of flame-proof glass fibre to strengthen PA66/PP alloy composite and preparation method thereof.Compsn of the present invention has high CTI value, the low fire retardant property separated out, halogen-free environmental, and advantages such as over-all properties equilibrium can be widely used in the product of field of electronics such as contactor, earth leakage protective device, case for circuit breaker.
The objective of the invention is to realize through following technical scheme:
The present invention relates to a kind of flame-proof glass fibre and strengthen the PA66/PP alloy composite, comprise each component of following weight percent content:
Preferably, the limiting viscosity of described PA66 is 2.4dL/g.
Preferably, the melting index of described PP is a 0.5-20 gram/every cubic centimetre.
Preferably, described compositional flame-retardant master batch is composite voluntarily by my company, is mixed by three kinds of components, specifically comprises each component of following weight percent content: deironing red phosphorus master batch: 50%; Antimigration agent: 25%; High CTI auxiliary agent: 25%.
Preferably, said spun glass is the alkali free glass fibre that handle through silane coupling agent on the surface.
Preferably, said oxidation inhibitor is Hinered phenols antioxidant.
Preferably, described lubrication dispersing agent is a silicone.
The invention still further relates to a kind of preparation method of aforesaid flame-proof glass fibre enhancing PA66/PP alloy composite, be specially: said each component is put into high-speed mixer and mixing by weight ratio, discharging, the twin screw extruder extruding pelletization gets final product.
Preferably, the said blended time is 2～5 minutes.
Preferably, the extrusion temperature of said twin screw extruder is 225～245 ℃, and the screw rod revolution is 30～40HZ.
Compared with prior art, the present invention has following beneficial effect:
1, adopt compositional flame-retardant master batch system, compare with traditional fire-retardant master granule, compositional flame-retardant master batch system has following characteristics: 1) comprehensive mechanical property is higher; 2) can CTI be brought up to 660V from 320V; 3) overcome the product surface that common red phosphorus moves under certain condition, under the effect of oxygen G&W, finally to form the mordant phosphorus of metallic article be the defective of acidic substance to red phosphorus then.
2, the oxidation inhibitor that adds is Hinered phenols antioxidant, can improve compsn in the antioxidant property of the course of processing and the ageing resistance in the use.
3, adopt silicone as lubricant, improve the materials processed flowability, reduce frictional coefficient; Improve smooth property, under specific processing conditions, adopt dispersiveness better, the residence time is short; Shear weak slightly combination, prevent that fire retardant from decomposing, thereby guaranteed the steady quality of material.
4, have high CTI value, the low fire retardant property separated out, halogen-free environmental, advantages such as over-all properties equilibrium can be widely used in the product of field of electronics such as contactor, earth leakage protective device, case for circuit breaker.
Embodiment
Below in conjunction with specific embodiment the present invention is elaborated.Following examples will help those skilled in the art further to understand the present invention, but not limit the present invention in any form.Should be pointed out that to those skilled in the art, under the prerequisite that does not break away from the present invention's design, can also make some distortion and improvement.These all belong to protection scope of the present invention.
Comparative Examples 1～3
The PA66/PP alloy composite comprises each component of the weight percent content shown in the table 1; Its preparation method is following:
(1) takes by weighing raw material by the weight percent content shown in the table 1, put into high-speed mixer and mixing 2～5 minutes, discharging;
(2) above-mentioned mixed raw materials is added twin screw extruder, extruding pelletization, both said PA66/PP alloy composite; Parameters such as the extrusion temperature of said twin screw extruder, screw rod revolution are as shown in table 2.
Embodiment 1～8
Flame-proof glass fibre strengthens the PA66/PP alloy composite, comprises each component of the weight percent content shown in the table 1; Its preparation method is following:
(1) takes by weighing raw material by the weight percent content shown in the table 1, put into high-speed mixer and mixing 2～5 minutes, discharging; Compositional flame-retardant master batch in the table 1 comprises each component of following mass percentage content: deironing red phosphorus master batch: 50%; Antimigration agent: 25%; High CTI auxiliary agent: 25%;
(2) above-mentioned mixed raw materials is added twin screw extruder, extruding pelletization, both said flame-proof glass fibre enhancing PA66/PP alloy composite; Parameters such as the extrusion temperature of said twin screw extruder, screw rod revolution are as shown in table 2.
The formula for raw stock of table 1 Comparative Examples 1～3 and embodiment 1～8
| Material name | PA66 | PP | Compatilizer | The compositional flame-retardant master batch | Spun glass | Oxidation inhibitor | Lubrication dispersing agent |
| Comparative Examples 1 | 37.3 | 27 | 3 | 12 | 20 | 0.2 | 0.5 |
| Comparative Examples 2 | 33.3 | 27 | 3 | 11 | 25 | 0.2 | 0.5 |
| Comparative Examples 3 | 24.3 | 27 | 3 | 10 | 35 | 0.2 | 0.5 |
| Embodiment 1 | 27.3 | 30 | 9 | 0 | 33 | 0.4 | 0.3 |
| Embodiment 2 | 20 | 41 | 8 | 9.5 | 20 | 1 | 0.5 |
| Embodiment 3 | 25.3 | 27 | 3 | 9 | 35 | 0.1 | 0.6 |
| Embodiment 4 | 21.3 | 27 | 3 | 8 | 40 | 0.2 | 0.5 |
| Embodiment 5 | 22.3 | 27 | 3 | 7 | 40 | 0.2 | 0.5 |
| Embodiment 6 | 23.3 | 27 | 3 | 6 | 40 | 0.6 | 0.1 |
| Embodiment 7 | 41 | 20 | 10 | 5.8 | 22 | 0.2 | 1 |
| Embodiment 8 | 30 | 27 | 0 | 15 | 27 | 0.2 | 0.8 |
Table 2
Embodiment 9, performance test
Adopt the ASTM standard, the PA66/PP alloy combination matter sample to embodiment 1～8 and Comparative Examples 1～3 make carries out the performance test contrast.The test performance contrast is as shown in table 3:
Table 3
Can know that by table 3 embodiment 1 compares with Comparative Examples 1,2,3, the high CTI, the low property the separated out flame-proof PA 6/PA12 alloy composite that adopt compositional flame-retardant master batch system of the present invention to make are described, have following some advantage:
(1) comprehensive mechanical property is higher: on mechanical performance indexs such as tensile strength, flexural strength, modulus in flexure, shock strength, all obtain bigger raising;
(2) the CTI value is higher: CTI is brought up to 660V from 320V;
(3) pH value that obtains of corrosion test becomes neutrality by acidity; Explain that the compositional flame-retardant master batch system that the present invention adopts has overcome the product surface that common red phosphorus moves in traditional fire-retardant master granule system under certain condition, under the effect of oxygen G&W, finally to form the mordant phosphorus of metallic article be the defective of acidic substance to red phosphorus then.
In sum, compsn of the present invention has high CTI value, the low fire retardant property separated out, halogen-free environmental, and advantages such as over-all properties equilibrium can be widely used in the product of field of electronics such as contactor, earth leakage protective device, case for circuit breaker.
Claims (10)
1. a flame-proof glass fibre strengthens the PA66/PP alloy composite, it is characterized in that said composition comprises each component of following weight percent content:
2. flame-proof glass fibre according to claim 1 strengthens the PA66/PP alloy composite, it is characterized in that the limiting viscosity of described PA66 is 2.4dL/g.
3. flame-proof glass fibre according to claim 1 strengthens the PA66/PP alloy composite, it is characterized in that, the melting index of described PP is a 0.5-20 gram/every cubic centimetre.
4. flame-proof glass fibre according to claim 1 strengthens the PA66/PP alloy composite, it is characterized in that described compositional flame-retardant master batch comprises each component of following weight percent content: deironing red phosphorus master batch: 50%; Antimigration agent: 25%; High CTI auxiliary agent: 25%.
5. flame-proof glass fibre according to claim 1 strengthens the PA66/PP alloy composite, it is characterized in that, described spun glass is the alkali free glass fibre that handle through silane coupling agent on the surface.
6. flame-proof glass fibre according to claim 1 strengthens the PA66/PP alloy composite, it is characterized in that described oxidation inhibitor is Hinered phenols antioxidant.
7. flame-proof glass fibre according to claim 1 strengthens the PA66/PP alloy composite, it is characterized in that described lubrication dispersing agent is a silicone.
8. a flame-proof glass fibre as claimed in claim 1 strengthens the preparation method of PA66/PP alloy composite; It is characterized in that said preparation method is specially: said each component is put into high-speed mixer and mixing, discharging by weight ratio; The twin screw extruder extruding pelletization gets final product.
9. flame-proof glass fibre according to claim 8 strengthens the preparation method of PA66/PP alloy composite, it is characterized in that the said blended time is 2～5 minutes.
10. flame-proof glass fibre according to claim 8 strengthens the preparation method of PA66/PP alloy composite, it is characterized in that the extrusion temperature of said twin screw extruder is 225～245 ℃, and the screw rod revolution is 30～40Hz.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210247333.5A CN102775782B (en) | 2012-07-17 | 2012-07-17 | Flame-retardant glass fiber reinforced PA (polyamide) 66/PP (propene polymer) alloy composition and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210247333.5A CN102775782B (en) | 2012-07-17 | 2012-07-17 | Flame-retardant glass fiber reinforced PA (polyamide) 66/PP (propene polymer) alloy composition and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102775782A true CN102775782A (en) | 2012-11-14 |
| CN102775782B CN102775782B (en) | 2015-06-03 |
Family
ID=47120900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210247333.5A Expired - Fee Related CN102775782B (en) | 2012-07-17 | 2012-07-17 | Flame-retardant glass fiber reinforced PA (polyamide) 66/PP (propene polymer) alloy composition and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102775782B (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102952338A (en) * | 2012-12-04 | 2013-03-06 | 上海日之升新技术发展有限公司 | Environment-friendly flame retardant glass fiber reinforced polypropylene/ polyamide66 (PP/ PA66) alloy material with high comparative tracking index (CTI) value and high glow wire ignition temperature (GWIT) value and preparation method thereof |
| CN103012955A (en) * | 2012-12-04 | 2013-04-03 | 合肥杰事杰新材料股份有限公司 | High-flowability glass fiber reinforced PP/PA (polypropylene/polyamide) composite and preparation method thereof |
| CN103351532A (en) * | 2013-07-22 | 2013-10-16 | 常熟市辛庄镇前进五金厂 | Halogen-free flame-retardant polypropylene alloy material |
| CN103788634A (en) * | 2014-01-27 | 2014-05-14 | 上海日之升新技术发展有限公司 | Low-shrinkage glass fiber reinforced PP/PA (Polypropylene/Polyamide) composite material composition and preparation method thereof |
| CN103788487A (en) * | 2014-01-23 | 2014-05-14 | 南通红石科技发展有限公司 | Environment-friendly polypropylene (PP) flame retardant plastic |
| CN104098836A (en) * | 2014-06-27 | 2014-10-15 | 广东威林工程塑料有限公司 | Halogen-free flame-retardant reinforced polypropylene material containing polyamide charring agent and preparation method thereof |
| CN107310134A (en) * | 2017-08-08 | 2017-11-03 | 佛山市合宏泰业科技有限公司 | The preparation method of uvioresistant high strength composite |
| CN107312247A (en) * | 2017-08-08 | 2017-11-03 | 佛山市合宏泰业科技有限公司 | A kind of uvioresistant high strength composite |
| CN109294223A (en) * | 2018-09-21 | 2019-02-01 | 上海金发科技发展有限公司 | A kind of fire-retardant combination and preparation method thereof with high dielectric strength |
| CN110183848A (en) * | 2019-06-20 | 2019-08-30 | 横店集团得邦工程塑料有限公司 | A kind of high hygrometric state dielectric strength flame-retardant PA 66 composite material and preparation method |
| CN110845798A (en) * | 2019-11-13 | 2020-02-28 | 万华化学（宁波）有限公司 | Halogen-free flame-retardant sound-absorbing noise-reducing PP/PA12 composite material and preparation method thereof |
| CN114957988A (en) * | 2022-07-14 | 2022-08-30 | 四川朗迪新材料有限公司 | Flame-retardant glass fiber reinforced PA66/PP alloy composition |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020099117A1 (en) * | 2000-11-30 | 2002-07-25 | Kie-Youn Jeong | Polyamide resin composition |
| CN1789336A (en) * | 2005-12-20 | 2006-06-21 | 吴觅修 | Highly fire-retardant polymer PA/PP alloy |
| CN102115595A (en) * | 2010-01-04 | 2011-07-06 | 佛山市顺德区威林工程塑料有限公司 | High electrical property and low corrosion flame retardant reinforcing nylon material and preparation method thereof |
| CN102382464A (en) * | 2011-09-07 | 2012-03-21 | 上海日之升新技术发展有限公司 | High-CTI (comparative tracking index) value and low-corrosivity red phosphorus flame-retarding glass fiber reinforced PA66 (polyamide 66) material and preparation method thereof |
-
2012
- 2012-07-17 CN CN201210247333.5A patent/CN102775782B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020099117A1 (en) * | 2000-11-30 | 2002-07-25 | Kie-Youn Jeong | Polyamide resin composition |
| CN1789336A (en) * | 2005-12-20 | 2006-06-21 | 吴觅修 | Highly fire-retardant polymer PA/PP alloy |
| CN102115595A (en) * | 2010-01-04 | 2011-07-06 | 佛山市顺德区威林工程塑料有限公司 | High electrical property and low corrosion flame retardant reinforcing nylon material and preparation method thereof |
| CN102382464A (en) * | 2011-09-07 | 2012-03-21 | 上海日之升新技术发展有限公司 | High-CTI (comparative tracking index) value and low-corrosivity red phosphorus flame-retarding glass fiber reinforced PA66 (polyamide 66) material and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 彭治汉: "《塑料工业手册—聚酰胺》", 30 November 2001 * |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102952338B (en) * | 2012-12-04 | 2015-02-25 | 上海日之升新技术发展有限公司 | Environment-friendly flame retardant glass fiber reinforced polypropylene/ polyamide66 (PP/ PA66) alloy material with high comparative tracking index (CTI) value and high glow wire ignition temperature (GWIT) value and preparation method thereof |
| CN103012955A (en) * | 2012-12-04 | 2013-04-03 | 合肥杰事杰新材料股份有限公司 | High-flowability glass fiber reinforced PP/PA (polypropylene/polyamide) composite and preparation method thereof |
| CN102952338A (en) * | 2012-12-04 | 2013-03-06 | 上海日之升新技术发展有限公司 | Environment-friendly flame retardant glass fiber reinforced polypropylene/ polyamide66 (PP/ PA66) alloy material with high comparative tracking index (CTI) value and high glow wire ignition temperature (GWIT) value and preparation method thereof |
| CN103351532A (en) * | 2013-07-22 | 2013-10-16 | 常熟市辛庄镇前进五金厂 | Halogen-free flame-retardant polypropylene alloy material |
| CN103788487A (en) * | 2014-01-23 | 2014-05-14 | 南通红石科技发展有限公司 | Environment-friendly polypropylene (PP) flame retardant plastic |
| CN103788634A (en) * | 2014-01-27 | 2014-05-14 | 上海日之升新技术发展有限公司 | Low-shrinkage glass fiber reinforced PP/PA (Polypropylene/Polyamide) composite material composition and preparation method thereof |
| CN104098836A (en) * | 2014-06-27 | 2014-10-15 | 广东威林工程塑料有限公司 | Halogen-free flame-retardant reinforced polypropylene material containing polyamide charring agent and preparation method thereof |
| CN107310134A (en) * | 2017-08-08 | 2017-11-03 | 佛山市合宏泰业科技有限公司 | The preparation method of uvioresistant high strength composite |
| CN107312247A (en) * | 2017-08-08 | 2017-11-03 | 佛山市合宏泰业科技有限公司 | A kind of uvioresistant high strength composite |
| CN109294223A (en) * | 2018-09-21 | 2019-02-01 | 上海金发科技发展有限公司 | A kind of fire-retardant combination and preparation method thereof with high dielectric strength |
| CN110183848A (en) * | 2019-06-20 | 2019-08-30 | 横店集团得邦工程塑料有限公司 | A kind of high hygrometric state dielectric strength flame-retardant PA 66 composite material and preparation method |
| CN110845798A (en) * | 2019-11-13 | 2020-02-28 | 万华化学（宁波）有限公司 | Halogen-free flame-retardant sound-absorbing noise-reducing PP/PA12 composite material and preparation method thereof |
| CN110845798B (en) * | 2019-11-13 | 2022-04-22 | 万华化学（宁波）有限公司 | Halogen-free flame-retardant sound-absorbing noise-reducing PP/PA12 composite material and preparation method thereof |
| CN114957988A (en) * | 2022-07-14 | 2022-08-30 | 四川朗迪新材料有限公司 | Flame-retardant glass fiber reinforced PA66/PP alloy composition |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102775782B (en) | 2015-06-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102775782B (en) | Flame-retardant glass fiber reinforced PA (polyamide) 66/PP (propene polymer) alloy composition and preparation method thereof | |
| CN102775771A (en) | Flame-retardant glass fiber reinforced polyamide 6/polypropylene (PA6/PP) alloy composite and preparation method thereof | |
| CN102382464A (en) | High-CTI (comparative tracking index) value and low-corrosivity red phosphorus flame-retarding glass fiber reinforced PA66 (polyamide 66) material and preparation method thereof | |
| CN101805508B (en) | Halogen-free fire-retardant polyphenyl ether composition capable of improving low-temperature toughness and preparation method thereof | |
| CN102732019B (en) | Flame-retardant glass fiber reinforced PA610 (Poly A 610)/PPO (poly-p-phenylene oxide) alloy composition and preparation method thereof | |
| CN104592722B (en) | The low warp glass fiber of high glaze strengthens PBT/PP Alloy And Preparation Method | |
| CN102732021B (en) | High CTI value flame-proof glass fibre reinforced plastic PA66/PE alloy composite and preparation method thereof | |
| CN103387746A (en) | Fiber- reinforced polyphenylene sulfide/polyamide alloy material and preparation method thereof | |
| CN114957988A (en) | Flame-retardant glass fiber reinforced PA66/PP alloy composition | |
| CN102304250B (en) | High-melt-index halogen-free flame-retarding polypropylene and preparation method thereof | |
| CN102731978A (en) | Flame retardant glass fiber reinforced PBT/PET (Polybutylene Terephthalate)/(Polyethylene Terephthalate) alloy composite and preparation method thereof | |
| CN102732020A (en) | Flame-retardant glass fiber reinforced polyamide (PA) 66/ poly-p-phenylene oxide (PPO) alloy composition and preparation method thereof | |
| CN102732000A (en) | Flame-retardant glass fiber reinforced polyamide (PA) 6/ PA1010 alloy composition and preparation method thereof | |
| CN104086912B (en) | A kind of halogen-free flame-retardant glass fiber strengthens polyphenyl ether/styrene compositions and preparation method thereof | |
| CN102775781B (en) | Flame-retardant glass fiber reinforced polyamide 610/polyamide 612 (PA610/PA612) alloy composite and preparation method thereof | |
| CN102775776B (en) | Glass fiber reinforced polyamide 6/polyamide 66 (PA6/PA66) alloy composite and preparation method thereof | |
| CN102775773B (en) | Flame-retardant glass fiber reinforced polyamide 6/polyamide 612 (PA6/PA612) alloy composite and preparation method thereof | |
| CN102731999A (en) | Flame-retardant glass fiber reinforced PA6 (Poly A 6) composition and preparation method thereof | |
| CN102775783A (en) | Flame-retardant glass fiber reinforced polyamide 66/polyamide 46 (PA66/PA46) alloy composite and preparation method thereof | |
| CN102732026A (en) | Flame-retardant glass fiber reinforced polyamide (PA) 6/ PA46 alloy composition with low precipitation | |
| CN104419182A (en) | Environment-friendly and flame-retardant reinforcing polycarbonate (PC) composite material and preparation method thereof | |
| CN102732001A (en) | High CTI (Comparative Tracking Index) flame retardant glass fiber reinforced PA6 (Polyamide 6)/PA610 (Polyamide 610) alloy composite | |
| CN102732024A (en) | Flame-retardant glass fiber reinforced polyamide (PA) 46/ PA610 alloy composition and preparation method thereof | |
| CN102775769A (en) | Flame-retardant glass fiber enhanced PA (polyamide)66/PA12 alloy composition and preparation method thereof | |
| CN102643526A (en) | Halogen-free flame-retarding polyphenylene oxide composition with ultrahigh heat resistance |
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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150603 Termination date: 20160717 |