CN103724979A - High-flow and temperature-resisting PPO/PA composition for LEDs and preparation method thereof - Google Patents
High-flow and temperature-resisting PPO/PA composition for LEDs and preparation method thereof Download PDFInfo
- Publication number
- CN103724979A CN103724979A CN201310704109.9A CN201310704109A CN103724979A CN 103724979 A CN103724979 A CN 103724979A CN 201310704109 A CN201310704109 A CN 201310704109A CN 103724979 A CN103724979 A CN 103724979A
- Authority
- CN
- China
- Prior art keywords
- composition
- ppo
- percent
- led
- flows according
- 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
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention relates to a high-flow and temperature-resisting PPO/PA composition for LEDs and a preparation method thereof. The PPO/PA composition comprises the following components by mass percent: 20-50 percent of polyphenyl ether, 20-50 percent of polyamide, 2-8 percent of a compatilizer, 5-15 percent of a fire retardant, 2-15 percent of polyolefin, 10-25 percent of titanium dioxide, 2-10 percent of a flexibilizer, 1-4 percent of a dispersant, and 0.2-0.6 percent of an antioxygen; the preparation method comprises the following steps: drying titanium dioxide, adding the dispersant, polyphenyl ether, polyamide, compatilizer, flexibilizer and antioxygen, and adding the components from a main feed opening of a twin-screw extruder; after the fire retardant and polyolefin are mixed according to a ratio, adding the mixture by a feed pump from a fourth-section cylinder of the twin-screw extruder; extruding and pelleting, so that the composition is prepared. The high-flow and temperature-resisting PPO/PA composition for LEDs has superior heat resistance, superhigh shading performance and excellent flowability, as well as favorable fire resistance and size stability, meets the requirement of ROHS and Reach regulations, and facilitates the realization of the production of products such as LED nixie tubes with the thickness of 0.2 mm and lattice modules.
Description
Technical field
The invention belongs to polymeric material field, especially relate to a kind of high heatproof LED PPO/PA composition and method of making the same that flows.
Background technology
Polyphenylene oxide (Polyphenylene ether, be called for short PPE or PPO) be a kind of high performance thermoplastic engineering plastic with good mechanical property, chemical stability, dielectric properties, thermotolerance and flame retardant resistance, but PPO molecular chain rigidity is larger, notch shock is very responsive, the melt viscosity that it is higher, causes it can not injection moulding and the oil-proofness of PPO is poor etc. that shortcoming has limited its application greatly.Conventionally PPO and other macromolecular materials are used as composition, common are PPO/HIPS composition, PPO/PA composition etc.
In existing invention technology, relevant LED is mainly the composition of PPO and HIPS with the PPO composition of high shading, and the temperature tolerance of this composition is poor, and LED industry requires more and more higher to the temperature tolerance of material.As patent CN101195704A discloses a kind of PPO/HIPS composition, but the temperature tolerance of this material is not high, and dispersed not ideal enough, and performance is on the low side.For LED industry, under the prerequisite that meets opacifying property, product is got over Bao Yuehao, when this just requires material therefor to have high opacifying property, there is requirement material to there is high workability, to meet the injection moulding requirement of thin-wall product, a kind of PPO/HIPS composition as disclosed in patent CN101307179A, although adopt LLDPE or TPE etc. to improve and toughner as mobility, but the impact property of material and mobility are still undesirable, and can only meet the production of 0.3MM thin-gage goods, and adopt PPO/HIPS composition, the temperature tolerance of material is still undesirable; And for example patent CN103021281A discloses the high light screening material of a kind of light-emitting diode display PPO, adopted PPO and titanium dioxide as overcover, although the temperature tolerance of material is improved, but well-known pure PPO mobility is very poor, can not injection moulding, thus can not meet the injection moulding demand of thin-wall product, simultaneously due to its poor mobility, the bad dispersibility of overcover in resin, opacifying power is undesirable and production cost is higher.
Application number is that 200810067341.5 Chinese patent discloses a kind of flame-retardant PPO/PA Alloy And Preparation Method, adopt following component and formula: PPO30-50, PA10-60, toughner 3-15, composite flame-retardant agent 5-15, compatilizer 3-10, other auxiliary agent 0.5-2, although be a kind of fire-retardant PPO/PA alloy material, but this material does not possess opacifying property, can not meet the requirement of the high opacifying property of LED industry to material therefor.Secondly, adopt nitrogen-phosphorus compound flame retardant, the flowing property of material and mechanical property have obvious decline.
Summary of the invention
Object of the present invention is exactly to provide a kind of high heatproof LED PPO/PA composition and method of making the same that flows in order to overcome the defect that above-mentioned prior art exists.
Object of the present invention can be achieved through the following technical solutions:
A kind of high heatproof LED PPO/PA composition that flows, is prepared by the component of following quality percentage composition:
Preferably, in 25 ℃ of chloroforms of described polyphenylene oxide, particular viscosity is 0.2～0.6dl/g.PPO LXR038, PPO LXR045 and PPO LXR050 that polyphenylene oxide can select Ruicheng branch office of Lanxing Chemical New Material Co., Ltd. to produce.
Preferably, described polymeric amide comprises PA6 and PA66.The PA66EPR2.7 that can select tafelberg Shen Ma company to produce, the PA6 1013B that Jiangsu Rui Meifu Industrial Co., Ltd. produces.
Preferably, described compatilizer is SEBS grafts.The FG1901 that can select U.S. Ke Teng company to produce.
Preferably, described halogen-free flame retardants is organic phosphorus flame retardant.
Preferably, described phosphorus flame retardant is one or more in tricresyl phosphate second fat, metaphenylene tetraphenyl diphosphate (RDP), dihydroxyphenyl propane two (diphenyl phosphoester).
Preferably, described polyolefine is polyisobutene, molecular weight 400-2400.Can select Korea S great Lin to produce PB680.
Preferably, described titanium dioxide is rutile-type.The R-105 that can select du pont company to produce.
Preferably, described toughner is A-B-A type triblock copolymer (SEBS) or A-B type Synthetic rubber, isoprene-styrene, hydrogenated, block, diblock or the blend of the two of vinylbenzene and divinyl.G1650, G1651, G1652, G1657, G1660, G1730, G1701, G1643, G1645, G1536, the G1702 that can select U.S. Ke Teng company to produce.
Preferably, described oxidation inhibitor is high temperature resistant oxidation inhibitor 1098.
Preferably, described dispersion agent is poly-zincic acid amine.
The high heatproof LED that flows adopts following steps by the preparation method of PPO/PA composition:
(I) titanium dioxide that weighs by weight ratio 10-25% is put into stirring and drying machine, and stirring and drying machine design temperature is 80-100 ℃, adds 1-4% dispersion agent, remix 2-5 minute after stirring and drying 2-5 minute; Then add 20-50% polyphenylene oxide, 20-50% polymeric amide, 2-8% compatilizer; 2-10% toughner, the oxidation inhibitor mixing of 0.2-0.6% is after 2-5 minute, and discharging is added by twin-screw extrusion owner spout after cooling;
(2) after taking by weight ratio 5-15% fire retardant and 2-15% polyolefine and being mixed in proportion, by the feeding pump of the 4th section of cylindrical shell of twin screw extruder, added;
(3) through twin screw extruder, extrude and granulation, the rotating speed of controlling screw machine is 180-600 rev/min, and temperature is 235-275 ℃, prepares the high heatproof LED PPO/PA composition that flows.
Compared with prior art, the mobile heatproof LED of height that the present invention prepares has opacifying property and the excellent mobility of superior thermotolerance, superelevation with PPO/PA composition, and good flame retardant resistance and dimensional stability, and halogen-free flameproof, meet ROHS and Reach laws and regulations requirement, can produce the products such as the LED charactron of 0.2mm thickness and lattice module, there is following beneficial effect:
(1) because the temperature tolerance of polymeric amide is obviously better than HIPS, therefore polyphenylether/polyamide composition of the present invention compared with existing polyphenylene oxide/HIPS composition, has more excellent temperature tolerance and better mobility; Compared with existing pure polyphenyl ether material, there is especially the mobility of superelevation.
(2) adopt organic phosphorus flame retardant, one, when making composition have good flame retardant resistance, can meet ROHS and Reach laws and regulations requirement; Its two, organic phosphorus flame retardant also as softening agent use, contribute to improve composition flow property.
(3) adopt polyisobutene as flow ability modifying agent, effectively improve the mobility of composition.Polyisobutene with have and phosphorus flame retardant compound use, produce the addition of forward, thereby make the excellent mobility of having of composition of the present invention.
(4) adopt ammonium polyphosphate as dispersion agent and unique substep hybrid technique, effectively raise the dispersion effect of titanium dioxide in composition, make composition of the present invention compared with existing LED light screening material, there is higher opacifying property, under thin-wall product, also can meet the shading requirement of LED industry.
Embodiment
Below in conjunction with specific embodiment, the present invention is described in detail.Following examples will contribute to those skilled in the art further to understand the present invention, but not limit in any form the present invention.It should be pointed out that to those skilled in the art, without departing from the inventive concept of the premise, can also make some distortion and improvement.These all belong to protection scope of the present invention.
It should be noted that, in following examples:
In 25 ℃ of chloroforms of polyphenylene oxide, particular viscosity is 0.2～0.6dl/g.The PPO LXR045 that selects Ruicheng branch office of Lanxing Chemical New Material Co., Ltd. to produce.
Polymeric amide comprises PA6 and PA66.Select the PA66 EPR2.7 of tafelberg Shen Ma company production and the PA6 1013B that Jiangsu Rui Meifu Industrial Co., Ltd. produces.
Compatilizer is SEBS grafts, the FG 1901 that selects U.S. Ke Teng company to produce.
Halogen-free flame retardants is organic phosphorus flame retardant, and that select is metaphenylene tetraphenyl diphosphate (RDP).
Polyolefine is polyisobutene, and molecular weight 680 selects Korea S great Lin to produce PB680.
Titanium dioxide is rutile-type, the R-105 that selects du pont company to produce.
Toughner is A-B-A type triblock copolymer (SEBS) or A-B type Synthetic rubber, isoprene-styrene, hydrogenated, block, diblock or the blend of the two of vinylbenzene and divinyl.The G1651 and the G1702 that select U.S. Ke Teng company to produce.
Oxidation inhibitor is high temperature resistant oxidation inhibitor 1098.
Dispersion agent is poly-zincic acid amine.
Example I
By following weight percent content, take raw material:
(1) weigh by weight ratio 25% R-105 and put into stirring and drying machine, stirring and drying machine design temperature is 80 ℃, and stirring and drying adds 4% poly-zincic acid amine, remix 5 minutes after 2 minutes; Then add 20% PPO LXR045,25%PA66 EPR2.7,4% FG1901,5% G1651,0.6% 1098 mixed after 3 minutes, and discharging is added by twin-screw extrusion owner spout after cooling;
(2) after taking by weight ratio 8% RDP and 8.4% PB680 and being mixed in proportion, by the 4th section of cylindrical shell of twin screw extruder, by feeding pump, added.
(3) by twin screw extruder, extrude and granulation, the rotating speed of screw machine is 180 revs/min, and temperature is 235 ℃.
Embodiment 2
By following weight percent content, take raw material:
(1) weigh by weight ratio 12.5%R-105 and put into stirring and drying machine, stirring and drying machine design temperature is 80 ℃, and stirring and drying adds 1% poly-zincic acid amine, remix 2 minutes after 5 minutes; Then add 50% PPO LXR045,20%PA6 1013B, 4% FG1901,2%G1701,0.5%1098 mixed after 5 minutes, and discharging is added by twin-screw extrusion owner spout after cooling;
(2) after taking by weight ratio 5%RDP and 5%PB680 and being mixed in proportion, by the 4th section of cylindrical shell of twin screw extruder, by feeding pump, added.
(3) by twin screw extruder, extrude and granulation, the rotating speed of screw machine is 600 revs/min, and temperature is 275 ℃.
Embodiment 3
By following weight percent content, take raw material:
(1) weigh by weight ratio 10% R-105 and put into stirring and drying machine, stirring and drying machine design temperature is 100 ℃, and stirring and drying adds 2% poly-zincic acid amine, remix 3 minutes after 5 minutes; Then add 20%PPO LXR045,50% PA6 1013B, 2% FG1901,3.8% G1651,0.2% 1098 mixed after 4 minutes, and discharging is added by twin-screw extrusion owner spout after cooling;
(2) after taking by weight ratio 10% RDP and 2%PB680 and being mixed in proportion, by the 4th section of cylindrical shell of twin screw extruder, by feeding pump, added.
(3) by twin screw extruder, extrude and granulation, the rotating speed of screw machine is 400 revs/min, and temperature is 245 ℃.
Embodiment 4
By following weight percent content, take raw material:
(1) weigh by weight ratio 15% R-105 and put into stirring and drying machine, stirring and drying machine design temperature is 90 ℃, and stirring and drying adds 2% poly-zincic acid amine, remix 5 minutes after 5 minutes; Then add 25% PPO LXR045,16.7% PA6 1013B, 10% PA66 EPR2.7,5%FG 1901,10%G1651,0.3%1098 mixed after 5 minutes, and discharging is added by twin-screw extrusion owner spout after cooling;
(2) after taking by weight ratio 8%RDP and 8%PB680 and being mixed in proportion, by the 4th section of cylindrical shell of twin screw extruder, by feeding pump, added.
(3) by twin screw extruder, extrude and granulation, the rotating speed of screw machine is 500 revs/min, and temperature is 250 ℃.
Embodiment 5
By following weight percent content, take raw material:
(I) weigh by weight ratio 15%R-105 and put into stirring and drying machine, stirring and drying machine design temperature is 80 ℃, and stirring and drying adds 4% poly-zincic acid amine, remix 2 minutes after 5 minutes; Then add 20% PPO LXR045,24.4% PA66 EPR2.7,8% FG1901,2.5% G1651,2.5% G1701,0.6% 1098 mixed after 5 minutes, and discharging is added by twin-screw extrusion owner spout after cooling;
(2) after taking by weight ratio 15% RDP and 8% PB680 and being mixed in proportion, by the 4th section of cylindrical shell of twin screw extruder, by feeding pump, added.
(3) by twin screw extruder, extrude and granulation, the rotating speed of screw machine is 500 revs/min, and temperature is 245 ℃.
Embodiment 6
By following weight percent content, take raw material:
(1) weigh by weight ratio 25%R-105 and put into stirring and drying machine, stirring and drying machine design temperature is 80 ℃, and stirring and drying adds 4% poly-zincic acid amine, remix 2 minutes after 5 minutes; Then add 20% PPO LXR045,20% PA66 EPR2.7,3.8% FG1901,4%G1651,0.2% 1098 mixed after 5 minutes, and discharging is added by twin-screw extrusion owner spout after cooling;
(2) after taking by weight ratio 8%RDP and 15%PB680 and being mixed in proportion, by the 4th section of cylindrical shell of twin screw extruder, by feeding pump, added.
(3) by twin screw extruder, extrude and granulation, the rotating speed of screw machine is 500 revs/min, and temperature is 245 ℃.
Comparative example 1
By following weight percent content, take raw material:
Wherein HIPS adopts the HIPS 622P of Shanghai match section petrochemical iy produced.
Weigh by weight ratio 30% PPO LXR045,40% HIPS 622P, 20% R-105,5%FG1901,5% G1651 adds high mixer to mix after 5 minutes by twin screw extruder extruding pelletization, and the rotating speed of screw machine is 400 revs/min, and temperature is 245 ℃.
Comparative example 2
By following weight percent content, take raw material:
(1) weigh by weight ratio 25% R-105 and put into stirring and drying machine, stirring and drying machine design temperature is 80 ℃, and stirring and drying adds 4% poly-zincic acid amine, remix 2 minutes after 5 minutes; Then add 30% PPO LXR045,25% PA66 EPR2.7,3.8% FG1901,4% G1651,0.2% 1098 mixed after 5 minutes, and discharging is added by twin-screw extrusion owner spout after cooling;
(2) after taking by weight ratio 8% RDP and being mixed in proportion, by the 4th section of cylindrical shell of twin screw extruder, by feeding pump, added.
(3) by twin screw extruder, extrude and granulation, the rotating speed of screw machine is 500 revs/min, and temperature is 245 ℃.
Comparative example 3
By following weight percent content, take raw material:
(1) weigh by weight ratio 22% PPO LXR045,22% PA66 EPR2.7,3.8%FG1901,4%G1651,0.2% 1098; 25% R-105 mixed after 5 minutes, and discharging is added by twin-screw extrusion owner spout after cooling;
(2) after taking by weight ratio 8% RDP and 15% PB680 and being mixed in proportion, by the 4th section of cylindrical shell of twin screw extruder, by feeding pump, added.
(3) by twin screw extruder, extrude and granulation, the rotating speed of screw machine is 500 revs/min, and temperature is 245 ℃.
The composition making for embodiment 1-6 and comparative example 1-2 carries out physical property detection, and its result is as following table:
Compared with comparative example 1, the height of preparing by the present invention flows heatproof LED PPO/PA composition under the prerequisite of obscurity that reaches peer-level, has more excellent temperature tolerance, higher mobility than conventional PPO/HIPS material.Compared with comparative example 2, the present invention is by adding the polyisobutene improving liquidity, material mobility be greatly improved because the raising of material flowability causes the fillers dispersed of filling to have clear improvement, the opacifying property of composition is significantly improved.Can find compared with comparative example 3, the present invention adopts ammonium polyphosphate as dispersion agent, adopts unique substep hybrid technique simultaneously, improves the dispersion effect of titanium dioxide in composition, thereby effectively improves said composition opacifying property.
The height of the present invention heatproof LED PPO/PA composition that flows, there is opacifying property and the excellent mobility of superior thermotolerance, superelevation, and good flame retardant resistance and dimensional stability, and halogen-free flameproof, meet ROHS and Reach laws and regulations requirement, can produce the products such as the LED charactron of 0.2mm thickness and lattice module.
Above specific embodiments of the invention are described.It will be appreciated that, the present invention is not limited to above-mentioned specific implementations, and those skilled in the art can make various distortion or modification within the scope of the claims, and this does not affect flesh and blood of the present invention.
Claims (10)
1. a high mobile heatproof LED PPO/PA composition, is characterized in that, said composition is prepared by the component of following quality percentage composition:
2. a kind of high heatproof LED PPO/PA composition that flows according to claim 1, is characterized in that, the particular viscosity of described polyphenylene oxide in 25 ℃ of chloroforms is 0.2～0.6dl/g.
3. a kind of high heatproof LED PPO/PA composition that flows according to claim 1, is characterized in that, described polymeric amide is selected from one or more in PA6 or PA66.
4. a kind of high heatproof LED PPO/PA composition that flows according to claim 1, is characterized in that, described compatilizer is SEBS grafts.
5. a kind of high heatproof LED PPO/PA composition that flows according to claim 1, it is characterized in that, described fire retardant is organic phosphorus flame retardant, is selected from one or more in tricresyl phosphate second fat, metaphenylene tetraphenyl diphosphate (RDP) or dihydroxyphenyl propane two (diphenyl phosphoester).
6. a kind of high heatproof LED PPO/PA composition that flows according to claim 1, is characterized in that, described polyolefine is polyisobutene.
7. a kind of high heatproof LED PPO/PA composition that flows according to claim 1, is characterized in that, described titanium dioxide is rutile titanium dioxide.
8. a kind of high heatproof LED PPO/PA composition that flows according to claim 1, it is characterized in that, described toughner is A-B-A type triblock copolymer (SEBS) or A-B type Synthetic rubber, isoprene-styrene, hydrogenated, block, diblock or the blend of the two of vinylbenzene and divinyl.
9. a kind of high heatproof LED PPO/PA composition that flows according to claim 1, is characterized in that,
Described oxidation inhibitor is high temperature resistant oxidation inhibitor 1098;
Described dispersion agent is poly-zincic acid amine.
10. the preparation method of PPO/PA composition for high mobile heatproof LED as claimed in any one of claims 1-9 wherein, is characterized in that, the method adopts following steps:
(1) titanium dioxide that weighs by weight ratio 10-25% is put into stirring and drying machine, and stirring and drying machine design temperature is 80-100 ℃, adds 1-4% dispersion agent, remix 2-5 minute after stirring and drying 2-5 minute; Then add 20-50% polyphenylene oxide, 20-50% polymeric amide, 2-8% compatilizer; 2-10% toughner, the oxidation inhibitor mixing of 0.2-0.6% is after 2-5 minute, and discharging is added by twin-screw extrusion owner spout after cooling;
(2) after taking by weight ratio 5-15% fire retardant and 2-15% polyolefine and being mixed in proportion, by the feeding pump of the 4th section of cylindrical shell of twin screw extruder, added;
(3) through twin screw extruder, extrude and granulation, the rotating speed of controlling screw machine is 180-600 rev/min, and temperature is 235-275 ℃, prepares the high heatproof LED PPO/PA composition that flows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310704109.9A CN103724979B (en) | 2013-12-19 | 2013-12-19 | A kind of high flowing heatproof LED PPO/PA composition and method of making the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310704109.9A CN103724979B (en) | 2013-12-19 | 2013-12-19 | A kind of high flowing heatproof LED PPO/PA composition and method of making the same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103724979A true CN103724979A (en) | 2014-04-16 |
| CN103724979B CN103724979B (en) | 2016-01-13 |
Family
ID=50449292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310704109.9A Expired - Fee Related CN103724979B (en) | 2013-12-19 | 2013-12-19 | A kind of high flowing heatproof LED PPO/PA composition and method of making the same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103724979B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104962072A (en) * | 2015-06-18 | 2015-10-07 | 宁波高新区卓尔化工科技有限公司 | Flame-retardant PPO/PA (poly-p-phenylene oxide /poly-A) alloy |
| CN106488956A (en) * | 2015-03-10 | 2017-03-08 | 株式会社Lg化学 | Modified poly- (arylene ether) resin combination and the mechanograph prepared by poly- (arylene ether) resin combination of the modification |
| CN107141782A (en) * | 2017-06-20 | 2017-09-08 | 苏州旭光聚合物有限公司 | High glaze fiberglass reinforced modification of nylon |
| CN108299823A (en) * | 2017-12-27 | 2018-07-20 | 上海普利特复合材料股份有限公司 | A kind of PPO/PA alloy materials and preparation method thereof suitable for being thinning |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103044895A (en) * | 2012-12-06 | 2013-04-17 | 上海日之升新技术发展有限公司 | High glow wire halogen-free flame retardant reinforced PPO/PA alloy and preparation method thereof |
| CN103160108A (en) * | 2011-12-09 | 2013-06-19 | 上海杰事杰新材料(集团)股份有限公司 | Halogen-free flame-retardant polyphenylene oxide/polyamide 6 blend alloy as well as preparation and application for same |
-
2013
- 2013-12-19 CN CN201310704109.9A patent/CN103724979B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103160108A (en) * | 2011-12-09 | 2013-06-19 | 上海杰事杰新材料(集团)股份有限公司 | Halogen-free flame-retardant polyphenylene oxide/polyamide 6 blend alloy as well as preparation and application for same |
| CN103044895A (en) * | 2012-12-06 | 2013-04-17 | 上海日之升新技术发展有限公司 | High glow wire halogen-free flame retardant reinforced PPO/PA alloy and preparation method thereof |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106488956A (en) * | 2015-03-10 | 2017-03-08 | 株式会社Lg化学 | Modified poly- (arylene ether) resin combination and the mechanograph prepared by poly- (arylene ether) resin combination of the modification |
| US10329423B2 (en) | 2015-03-10 | 2019-06-25 | Lg Chem, Ltd. | Modified poly(arylene ether) resin composition and molded article produced thereof |
| CN106488956B (en) * | 2015-03-10 | 2019-11-12 | 株式会社Lg化学 | Modified poly- (arylene ether) resin combination and the mechanograph prepared by poly- (arylene ether) resin combination of the modification |
| CN104962072A (en) * | 2015-06-18 | 2015-10-07 | 宁波高新区卓尔化工科技有限公司 | Flame-retardant PPO/PA (poly-p-phenylene oxide /poly-A) alloy |
| CN107141782A (en) * | 2017-06-20 | 2017-09-08 | 苏州旭光聚合物有限公司 | High glaze fiberglass reinforced modification of nylon |
| CN108299823A (en) * | 2017-12-27 | 2018-07-20 | 上海普利特复合材料股份有限公司 | A kind of PPO/PA alloy materials and preparation method thereof suitable for being thinning |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103724979B (en) | 2016-01-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101914288B (en) | Nylon 6 mineral fiber composite material for automobile engine cover lid and preparation method thereof | |
| CN102030963B (en) | Halogen-free fire-retardant thermoplastic elastomer material and preparation method thereof | |
| CN103044896B (en) | High glow wire flame retarding reinforced PPO/PA alloy and preparation method thereof | |
| CN104558848B (en) | Halloysite nanotube-enhanced conducting polypropylene material and preparation method thereof | |
| CN102964806B (en) | Reinforced high heat resistance and conductivity polyphenyl ether nylon alloy and preparation method thereof | |
| CN104086970B (en) | A kind of efficient fire-retardant weather polycarbonate composite material of bromine silicon and preparation method thereof | |
| CN103788621A (en) | Ultrahigh-CTI (Comparative Tracking Index) halogen-free and flame-retardant polyphenyl ether alloy and preparation method thereof | |
| CN103724979B (en) | A kind of high flowing heatproof LED PPO/PA composition and method of making the same | |
| CN103408915A (en) | Polycarbonate composite material with high rigidity and preparation method thereof | |
| CN103160080B (en) | A kind of halogen-free flame-retardant long fiber glass reinforced PBT composite and preparation method thereof | |
| CN109705462A (en) | A kind of dedicated V0 grade halogen-free flame-retardant polypropylene material of extrusion plastic uptake and preparation method thereof | |
| CN101805508A (en) | Halogen-free fire-retardant polyphenyl ether composition capable of improving low-temperature toughness and preparation method thereof | |
| CN101235174A (en) | Environmental protection halogen-free anti-flaming polypropylene composite material and preparation method thereof | |
| CN103275390A (en) | Polypropylene-containing composition and preparation method thereof | |
| CN103627168A (en) | Special halogen-free flame-retardant master batch for nylon and preparation method thereof | |
| CN104098836A (en) | Halogen-free flame-retardant reinforced polypropylene material containing polyamide charring agent and preparation method thereof | |
| CN107541049B (en) | Graphene-continuous glass fiber reinforced halogen-free flame-retardant weather-resistant PPO/HIPS alloy material and preparation method thereof | |
| CN102585346A (en) | Halogen-free flame-retardant POE (Polyolefin Elastomer) compound material and preparation method thereof | |
| CN108530887B (en) | High-heat-resistance and high-strength semi-aromatic polyamide/polyester alloy material and preparation method and application thereof | |
| CN107418197B (en) | Heat-conducting nylon engineering plastic and preparation method thereof | |
| CN102719082B (en) | Polyphenyl ether/ABS (Acrylonitrile Butadiene Styrene) alloy and preparation method thereof | |
| CN102936402A (en) | Low-smoke heat-resistant halogen-free flame-retardant polycarbonate/acrylonitrile-butadiene-styrene resin composition and preparation method thereof | |
| CN103450657A (en) | Flame retardant enhanced polyphenylene oxide/polypropylene alloy material and preparation method thereof | |
| CN112322020A (en) | Polyphenyl ether resin composition and preparation method thereof, and wire slot and preparation method thereof | |
| CN103642192A (en) | Preparation method of antibacterial toughening modified polyphenyl ether alloy 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160113 Termination date: 20171219 |