CN104927313A - Flame-retardant glass fiber reinforced PET (polyethylene terephthalate) material with high strength and high temperature resistance and preparation method of PET material - Google Patents
Flame-retardant glass fiber reinforced PET (polyethylene terephthalate) material with high strength and high temperature resistance and preparation method of PET material Download PDFInfo
- Publication number
- CN104927313A CN104927313A CN201510309879.2A CN201510309879A CN104927313A CN 104927313 A CN104927313 A CN 104927313A CN 201510309879 A CN201510309879 A CN 201510309879A CN 104927313 A CN104927313 A CN 104927313A
- Authority
- CN
- China
- Prior art keywords
- section
- glass fibre
- flame
- pet
- pet material
- 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 discloses a flame-retardant glass fiber reinforced PET (polyethylene terephthalate) material with high strength and high temperature resistance and a preparation method of the PET material. The preparation method comprises the following steps: (1), 50%-60% of PET, 0.2%-1.5% of talc powder, 0.2%-1% of lanthanum oxide, 0.2%-0.5% of an antioxidant and 0.2%-1% of a lubricant are fed into a high-speed mixer for high-speed mixing and are sufficiently stirred for 2-5 min to obtain a mixture I; (2), 8%-10% of a flame retardant, 2%-5% of antimony trioxide and 1%-5% of a compatilizer are added to the mixture I, mixed at a high speed in the high-speed mixer, sufficiently stirred for 2-5 min, and discharged to obtain a mixture II; (3), the mixture II I fed to a feeding port of a twin-screw extruder, glass fiber is fed to a side feeding port in the middle section of the extruder, co-extrusion and granulation are performed, and the PET material is obtained. The thermal distortion temperature of the PET material is increased to 234 DEG C, the application range of the PET material is enlarged, and the PET material can be widely applied to products having higher requirement for temperature resistance.
Description
Technical field
The present invention relates to technical field of polymer materials, especially a kind of high strength high-temperature resistant flame-proof glass fibre REINFORCED PET material and preparation method thereof.
Background technology
Polyethylene terephthalate, be called for short PET, be the polymkeric substance of oyster white or light yellow, high crystalline polyimide, surface smoothing is glossy.PET has excellent characteristic, and distinctive corrosion resistance nature, higher tensile strength and tear strength, well resistance to elevated temperatures and wearing quality, chemical property and dimensional stabilizing, transparency is high, is thus used widely.
Along with electronics, household electrical appliances, communication, electromechanical equipment are to the development of high-performance macro, more and more higher to the requirement of PET material.It is found that and add the intensity that glass fibre not only can improve PET system in PET, and stability and the hardness of PET system can be improved.But only add glass fibre, its result of use is also very limited.Publication number is that the Chinese patent of CN 102952380A discloses a kind of high CTI value, high GWIT value environment-protection flame-proof fiberglass REINFORCED PET material and preparation method thereof, described material comprises the feed composition of following weight percent content: PET 45-68%, compound flame redundant 6-20%, antimonous oxide 3-15%, glass fibre 20-30%, toughner 2-10%, oxidation inhibitor 0.1-1%, oxide compound 0.1-1%, the PET material of preparation has the advantage of high CTI value, the environmental protection of high GWIT value, but this PET material is not set forth thermotolerance.Publication number is that the Chinese patent literature of 102504500A discloses PET engineering plastics, comprise the component of following parts by weight: PET40-65, compatilizer 0-8, brominated flame-retardant 5-15, fire retarding synergist 5-10, nucleator 0.5-3, nucleation synergist 0.5-3, oxidation inhibitor 0.1-2, glass fibre 20-40, by nucleator and nucleation synergist, add crystal density and the crystallization rate of PET composite material, achieve the mechanical property that PET engineering plastics are good, the nucleator selected is inorganics, nucleation under such state can be degraded along with the chemical cracking of a large amount of PET, define nucleation and the situation simultaneously increased of degrading, thus make the heat-drawn wire of PET material general all in 215 DEG C-225 DEG C (1.82MPa) left and right, substantially can not more than 230 DEG C (1.82MPa), and some have the product of requirements at the higher level to heatproof, such as air dryer turbofan, coil rack, baking oven pulls, just greatly limit the use of PET.
Summary of the invention
The object of the invention is for the deficiencies in the prior art, a kind of high strength high-temperature resistant flame-proof glass fibre REINFORCED PET material and preparation method thereof is provided.
To achieve these goals, the technical scheme that the present invention takes is:
A kind of high strength high-temperature resistant flame-proof glass fibre REINFORCED PET material, is characterized in that, comprise the raw material of following weight percent:
Preferably, described PET is polyethylene terephthalate, and its limiting viscosity is 0.8-1.2dl/g.
Preferably, described fire retardant is brominated Polystyrene, its fugitive constituent≤0.2%.
Preferably, described glass fibre is E level fiberglass, diameter 12-13 micron.
Preferably, described talcum powder is 6000 order-8000 orders, dioxide-containing silica 60%-65%.
Preferably, the purity of described lanthanum trioxide is >=99.99%, particle diameter 0.5-1.5 micron.
Preferably, described oxidation inhibitor is the antioxidant 1010 of 1:1 and irgasfos 168 is composite forms by mass ratio.
Preferably, described lubricant is pentaerythritol stearate.
Preferably, described compatilizer is ethylene-methyl acrylate-glyceryl methacrylate random terpolymer.
A preparation method for high strength high-temperature resistant flame-proof glass fibre REINFORCED PET material, is characterized in that, comprise the following steps:
(1) each raw material is taken by above-mentioned weight percent;
(2) mix in PET, talcum powder, lanthanum trioxide, oxidation inhibitor and lubricant input mixer, obtain compound I;
(3) fire retardant, antimonous oxide and compatilizer are joined in compound I, mix in mixer, discharging obtains compound II;
(4) compound II is put into the opening for feed of twin screw extruder, the side spout of forcing machine interlude put into by glass fibre, common extruding pelletization, engine speed is 33Hz, and feeding frequency is 8Hz, glass number of share of stock 7, the temperature that forcing machine is each section is: I section 235 DEG C, II section 250 DEG C, III section 250 DEG C, IV section 250 DEG C, V section 250 DEG C, VI section 240 DEG C, VII section 235 DEG C, VIII section 235 DEG C, Ⅸ section 245 DEG C, head temperature is 255 DEG C.
Common PET nucleator is generally alkalimetal ion polymkeric substance or inorganics, comprising: talcum powder, sodium oxalate, aryl phosphoric acids sodium salt, sarin resin ion polymkeric substance etc.Draw PET end group by the metal ion in nucleator and assemble nucleation.But nucleation in such a state can be degraded along with the chemical cracking of a large amount of PET, define nucleation and the situation simultaneously increased of degrading.This experiment have employed rare earth metal lanthanum trioxide has following advantage as nucleator:
1. although lanthanum trioxide is in weakly alkaline, high molecular polymer is more stable relatively, can not produce degraded to PET, on the contrary, because rare earth metal has unique outer electronic structure and stronger coordination ability, thus protects the thermal destruction of PET;
2. lanthanum trioxide has certain alkalescence and coordination ability, can with-the OH on PET end group or-OOH coordination chelating, thus accelerate the crystallization velocity of PET, but the polymerization of PET carbochain can not be caused;
3. the unique catalytic effect of lanthanum trioxide and oilness can the common nucleator of catalysis in high temperature to the effect of PET and dispersed.
Beneficial effect of the present invention: the lanthanum trioxide of PET material of the present invention and certain content is composite, compared with traditional flame-proof glass fibre REINFORCED PET material, the heat-drawn wire of the PET material of composite lanthanum trioxide is brought up to 232 DEG C (1.82MPa), expand the use range of PET material, make it can be widely used in having heatproof the product of requirements at the higher level, as air dryer turbofan, coil rack, baking oven handle etc.
Embodiment
Below in conjunction with specific embodiment, the present invention is described in detail.
The limiting viscosity of the PET adopted in following examples is 0.8-1.2dl/g; Fire retardant is brominated Polystyrene, its volatile content≤0.2%; Glass fibre is E level fiberglass, diameter 12-13 micron; Talcum powder is 6000 order-8000 order, wherein dioxide-containing silica 60%-65%; The purity of lanthanum trioxide is >=99.99%, particle diameter 0.5-1.5 micron; Oxidation inhibitor is the antioxidant 1010 of 1:1 and irgasfos 168 is composite forms by mass ratio; Lubricant is pentaerythritol stearate; Compatilizer is ethylene-methyl acrylate-glyceryl methacrylate random terpolymer.
Embodiment 1
A kind of high strength high-temperature resistant flame-proof glass fibre REINFORCED PET material, comprises the raw material of following weight percent: PET 54.6%, fire retardant 10%, antimonous oxide 3%, glass fibre 30%, talcum powder 0.2%, lanthanum trioxide 0.2%, oxidation inhibitor 0.5%, lubricant 0.5%, compatilizer 1%.
The preparation method of PET material comprises the following steps:
(1) each raw material is taken by above-mentioned weight percent;
(2) by mixing in PET, talcum powder, lanthanum trioxide, oxidation inhibitor and lubricant input high speed mixer 3 minutes, compound I is obtained;
(3) join in compound I by fire retardant, antimonous oxide and compatilizer, in high speed mixer, mix 3 minutes, discharging obtains compound II;
(4) compound II is put into the opening for feed of twin screw extruder, the side spout of forcing machine interlude put into by glass fibre, common extruding pelletization, engine speed is 33Hz, and feeding frequency is 8Hz, glass number of share of stock 7, the temperature that forcing machine is each section is: I section 235 DEG C, II section 250 DEG C, III section 250 DEG C, IV section 250 DEG C, V section 250 DEG C, VI section 240 DEG C, VII section 235 DEG C, VIII section 235 DEG C, Ⅸ section 245 DEG C, head temperature is 255 DEG C.
Embodiment 2
A kind of high strength high-temperature resistant flame-proof glass fibre REINFORCED PET material, comprises the raw material of following weight percent: PET 54.3%, fire retardant 10%, antimonous oxide 3%, glass fibre 30%, talcum powder 0.2%, lanthanum trioxide 0.5%, oxidation inhibitor 0.5%, lubricant 0.5%, compatilizer 1%.
The preparation method of PET material comprises the following steps:
(1) each raw material is taken by above-mentioned weight percent;
(2) by mixing in PET, talcum powder, lanthanum trioxide, oxidation inhibitor and lubricant input high speed mixer 3 minutes, compound I is obtained;
(3) join in compound I by fire retardant, antimonous oxide and compatilizer, in high speed mixer, mix 3 minutes, discharging obtains compound II;
(4) compound II is put into the opening for feed of twin screw extruder, the side spout of forcing machine interlude put into by glass fibre, common extruding pelletization, engine speed is 33Hz, and feeding frequency is 8Hz, glass number of share of stock 7, the temperature that forcing machine is each section is: I section 235 DEG C, II section 250 DEG C, III section 250 DEG C, IV section 250 DEG C, V section 250 DEG C, VI section 240 DEG C, VII section 235 DEG C, VIII section 235 DEG C, Ⅸ section 245 DEG C, head temperature is 255 DEG C.
Embodiment 3
A kind of high strength high-temperature resistant flame-proof glass fibre REINFORCED PET material, comprises the raw material of following weight percent: PET 53.8%, fire retardant 10%, antimonous oxide 3%, glass fibre 30%, talcum powder 0.2%, lanthanum trioxide 1%, oxidation inhibitor 0.5%, lubricant 0.5%, compatilizer 1%.
The preparation method of PET material comprises the following steps:
(1) each raw material is taken by above-mentioned weight percent;
(2) by mixing in PET, talcum powder, lanthanum trioxide, oxidation inhibitor and lubricant input high speed mixer 3 minutes, compound I is obtained;
(3) join in compound I by fire retardant, antimonous oxide and compatilizer, in high speed mixer, mix 3 minutes, discharging obtains compound II;
(4) compound II is put into the opening for feed of twin screw extruder, the side spout of forcing machine interlude put into by glass fibre, common extruding pelletization, engine speed is 33Hz, and feeding frequency is 8Hz, glass number of share of stock 7, the temperature that forcing machine is each section is: I section 235 DEG C, II section 250 DEG C, III section 250 DEG C, IV section 250 DEG C, V section 250 DEG C, VI section 240 DEG C, VII section 235 DEG C, VIII section 235 DEG C, Ⅸ section 245 DEG C, head temperature is 255 DEG C.
Embodiment 4
A kind of fiberglass reinforced PET material, comprises the raw material of following weight percent: PET 51.3%, fire retardant 10%, antimonous oxide 3%, glass fibre 33%, talcum powder 0.2%, lanthanum trioxide 0.5%, oxidation inhibitor 0.5%, lubricant 0.5%, compatilizer 1%.
The preparation method of PET material comprises the following steps:
(1) each raw material is taken by above-mentioned weight percent;
(2) by mixing in PET, talcum powder, lanthanum trioxide, oxidation inhibitor and lubricant input high speed mixer 3 minutes, compound I is obtained;
(3) join in compound I by fire retardant, antimonous oxide and compatilizer, in high speed mixer, mix 3 minutes, discharging obtains compound II;
(4) compound II is put into the opening for feed of twin screw extruder, the side spout of forcing machine interlude put into by glass fibre, common extruding pelletization, engine speed is 33Hz, and feeding frequency is 7.2Hz, glass number of share of stock 7, the temperature that forcing machine is each section is: I section 235 DEG C, II section 250 DEG C, III section 250 DEG C, IV section 250 DEG C, V section 250 DEG C, VI section 240 DEG C, VII section 235 DEG C, VIII section 235 DEG C, Ⅸ section 245 DEG C, head temperature is 255 DEG C.
Embodiment 5
A kind of fiberglass reinforced PET material, comprises the raw material of following weight percent: PET 60%, fire retardant 8%, antimonous oxide 2%, glass fibre 28%, talcum powder 0.2%, lanthanum trioxide 0.4%, oxidation inhibitor 0.2%, lubricant 0.2%, compatilizer 1%.
The preparation method of PET material comprises the following steps:
(1) each raw material is taken by above-mentioned weight percent;
(2) by mixing in PET, talcum powder, lanthanum trioxide, oxidation inhibitor and lubricant input high speed mixer 3 minutes, compound I is obtained;
(3) join in compound I by fire retardant, antimonous oxide and compatilizer, in high speed mixer, mix 3 minutes, discharging obtains compound II;
(4) compound II is put into the opening for feed of twin screw extruder, the side spout of forcing machine interlude put into by glass fibre, common extruding pelletization, engine speed is 33Hz, and feeding frequency is 7.2Hz, glass number of share of stock 7, the temperature that forcing machine is each section is: I section 235 DEG C, II section 250 DEG C, III section 250 DEG C, IV section 250 DEG C, V section 250 DEG C, VI section 240 DEG C, VII section 235 DEG C, VIII section 235 DEG C, Ⅸ section 245 DEG C, head temperature is 255 DEG C.
Comparative example 1-6
The PET material of comparative example 1-6, each component comprised is as shown in table 1, and corresponding preparation method is with embodiment 2.
The PET material that embodiment 1-5 and comparative example 1-6 is obtained carries out performance test, and test result is as shown in table 2.
The composition of raw materials of the PET material of table 1 embodiment 1-5 and comparative example 1-6
The performance test results of the PET material that table 2 embodiment 1-6 and comparative example 1-5 obtains
As shown in Table 2, embodiment 1, 2, 3, 4, the heat-drawn wire of 5 can reach more than 232 DEG C, illustrate and add lanthanum trioxide in PET material, modulus in flexure and the heat-drawn wire of PET material can be improved, especially embodiment 2 and embodiment 4, heat-drawn wire (1.82MPa) rises to 234 DEG C, (but embodiment 4 due to glass fiber content too high, material surface weak effect, density is excessive, melting index is on the low side, so consider that embodiment 2 is better from entirety, ) it can be widely used in product heatproof being had to requirements at the higher level, as air dryer turbofan, coil rack, baking oven handle etc.By comparative example 1 and comparative example 2 known, common nucleator talcum powder can not make heat-drawn wire reach more than 232 DEG C, lanthanum trioxide be by the common nucleator of catalysis in high temperature to the effect of PET and dispersed, thus make heat-drawn wire reach more than 232 DEG C.Embodiment 2 and comparative example 3-5 contrast known, add lanthanum trioxide in PET material and just can improve the modulus in flexure of PET material and heat-drawn wire gets a promotion, but, from comparative example 6, when lanthanum trioxide is more than 1%, heat-drawn wire can not reach more than 232 DEG C, can not realize the object of the invention.Other oxide compounds such as zirconium white, cerium oxide and ferric oxide can not make the heat-drawn wire of PET material reach more than 232 DEG C.
Claims (10)
1. a high strength high-temperature resistant flame-proof glass fibre REINFORCED PET material, is characterized in that, comprises the raw material of following weight percent:
2. flame-proof glass fibre REINFORCED PET material according to claim 1, is characterized in that, described PET is polyethylene terephthalate, and its limiting viscosity is 0.8-1.2dl/g.
3. flame-proof glass fibre REINFORCED PET material according to claim 1, is characterized in that, described fire retardant is brominated Polystyrene, its volatile content≤0.2%.
4. flame-proof glass fibre REINFORCED PET material according to claim 1, is characterized in that, described glass fibre is E level fiberglass, diameter 12-13 micron.
5. flame-proof glass fibre REINFORCED PET material according to claim 1, is characterized in that, described talcum powder is 6000 order-8000 orders, and wherein dioxide-containing silica is 60%-65%.
6. flame-proof glass fibre REINFORCED PET material according to claim 1, is characterized in that, the purity of described lanthanum trioxide is >=99.99%, particle diameter 0.5-1.5 micron.
7. flame-proof glass fibre REINFORCED PET material according to claim 1, is characterized in that, described oxidation inhibitor is the antioxidant 1010 of 1:1 and irgasfos 168 is composite forms by mass ratio.
8. flame-proof glass fibre REINFORCED PET material according to claim 1, is characterized in that, described lubricant is pentaerythritol stearate.
9. flame-proof glass fibre REINFORCED PET material according to claim 1, is characterized in that, described compatilizer is ethylene-methyl acrylate-glyceryl methacrylate random terpolymer.
10. prepare a method for the flame-proof glass fibre REINFORCED PET material described in above-mentioned any one claim, it is characterized in that, comprise the following steps:
(1) each raw material is taken according to weight percent according to claim 1;
(2) mix in PET, talcum powder, lanthanum trioxide, oxidation inhibitor and lubricant input mixer, obtain compound I;
(3) fire retardant, antimonous oxide and compatilizer are joined in compound I, mix in mixer, discharging obtains compound II;
(4) compound II is put into the opening for feed of twin screw extruder, the side spout of forcing machine interlude put into by glass fibre, common extruding pelletization, engine speed is 33Hz, and feeding frequency is 8Hz, glass number of share of stock 7, the temperature that forcing machine is each section is: I section 235 DEG C, II section 250 DEG C, III section 250 DEG C, IV section 250 DEG C, V section 250 DEG C, VI section 240 DEG C, VII section 235 DEG C, VIII section 235 DEG C, Ⅸ section 245 DEG C, head temperature is 255 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510309879.2A CN104927313B (en) | 2015-06-05 | 2015-06-05 | A kind of high intensity high-temperature resistant flame-proof glass fibre REINFORCED PET material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510309879.2A CN104927313B (en) | 2015-06-05 | 2015-06-05 | A kind of high intensity high-temperature resistant flame-proof glass fibre REINFORCED PET material and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104927313A true CN104927313A (en) | 2015-09-23 |
| CN104927313B CN104927313B (en) | 2016-08-17 |
Family
ID=54114751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510309879.2A Expired - Fee Related CN104927313B (en) | 2015-06-05 | 2015-06-05 | A kind of high intensity high-temperature resistant flame-proof glass fibre REINFORCED PET material and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104927313B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111492010A (en) * | 2017-12-21 | 2020-08-04 | Sk化学株式会社 | Flame-retardant polyethylene terephthalate resin composition having improved impact resistance and method for producing same |
| CN112300545A (en) * | 2020-10-13 | 2021-02-02 | 汉班(天津)新材料有限公司 | PET (polyethylene terephthalate) foaming material master batch and preparation method thereof |
| JP2023049335A (en) * | 2021-09-29 | 2023-04-10 | 長瀬産業株式会社 | Polyester resin composition |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101781446A (en) * | 2010-03-22 | 2010-07-21 | 福建师范大学 | Method for preparing plastic pipe fitting from polyethylene terephthalate (PET) bottle reclaimed material |
| JP4796236B2 (en) * | 2001-04-02 | 2011-10-19 | 三菱レイヨン株式会社 | Polyester resin composition and polyester resin light reflector |
| CN103724961A (en) * | 2013-11-29 | 2014-04-16 | 青岛科创塑料机械有限公司 | Environment-friendly high-brightness plastic pipe |
-
2015
- 2015-06-05 CN CN201510309879.2A patent/CN104927313B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4796236B2 (en) * | 2001-04-02 | 2011-10-19 | 三菱レイヨン株式会社 | Polyester resin composition and polyester resin light reflector |
| CN101781446A (en) * | 2010-03-22 | 2010-07-21 | 福建师范大学 | Method for preparing plastic pipe fitting from polyethylene terephthalate (PET) bottle reclaimed material |
| CN103724961A (en) * | 2013-11-29 | 2014-04-16 | 青岛科创塑料机械有限公司 | Environment-friendly high-brightness plastic pipe |
Non-Patent Citations (1)
| Title |
|---|
| 崔正: "阻燃增强聚对苯二甲酸乙二醇酯（PET）工程塑料结晶性能及配方优化研究", 《中国优秀硕士学位论文全文数据库 工程科技I辑》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111492010A (en) * | 2017-12-21 | 2020-08-04 | Sk化学株式会社 | Flame-retardant polyethylene terephthalate resin composition having improved impact resistance and method for producing same |
| CN112300545A (en) * | 2020-10-13 | 2021-02-02 | 汉班(天津)新材料有限公司 | PET (polyethylene terephthalate) foaming material master batch and preparation method thereof |
| JP2023049335A (en) * | 2021-09-29 | 2023-04-10 | 長瀬産業株式会社 | Polyester resin composition |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104927313B (en) | 2016-08-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101225220B (en) | Flame-retardant reinforced polybutylene terephthalate compound and production method thereof | |
| CN102391608B (en) | Ultrahigh heat-resistant and flame-retardant ABS (acrylonitrile butadiene styrene) composition and preparation method thereof | |
| CN102002203B (en) | Flame-retarded ASA (Acrylic ester-Styrene-Acrylonitrile) modified resin and preparation method thereof | |
| CN102504500A (en) | PET (polyethylene terephthalate) engineering plastic and preparation method and application thereof | |
| CN102311627B (en) | Polycarbonate/ABS alloy, its preparation method and its application | |
| CN104031374B (en) | Polycarbonate compositions and preparation method thereof | |
| CN103571187A (en) | Preparation technology of high-performance environmentally-friendly flame-retardant reinforced PA66 composite material | |
| CN104086970A (en) | High-efficiency bromine-silicon flame-retardant weather-resistant polycarbonate composite material and preparation method thereof | |
| CN103709627A (en) | Anti-static and flame-retardant reinforcing and toughening type PBT master batch | |
| CN103351525A (en) | High-gloss flame-retardant polypropylene composite material and preparation method thereof | |
| CN102382432A (en) | High-impact polyethylene terephthalate (PET) composite material and preparation method thereof | |
| CN102241857A (en) | Polypropylene flame-retardant masterbatch material and preparation method thereof | |
| CN108676331A (en) | A kind of high-strength high temperature-resistant PBT/PC alloy resin materials and preparation method thereof | |
| CN104927313A (en) | Flame-retardant glass fiber reinforced PET (polyethylene terephthalate) material with high strength and high temperature resistance and preparation method of PET material | |
| CN103073809B (en) | High-impact high-weather-resistance environmental-friendly brominated flame-retardant ASA material and preparation method and application thereof | |
| CN112778741A (en) | Flame-retardant polycarbonate composition and preparation method thereof | |
| CN102924895A (en) | Halogen-free flame retardant high gloss polycarbonate (PC)/ acrylonitrile butadiene styrene (ABS) alloy and preparation method thereof | |
| CN102234412B (en) | High-performance flame-retardant polylactic acid/polycarbonate (PLA/PC) alloy | |
| CN104448672A (en) | Antioxidant, high flow, halogen-free and flame retardant ABS and preparation process thereof | |
| CN109679329A (en) | A kind of high glow-wire, the fire-retardant enhancing copolymer nylon composite material and preparation method of high CTI | |
| CN103073808B (en) | Low-cost high-flow weather-proof environment-friendly brominated flame retardant ASA material as well as preparation method and application thereof | |
| CN104497560A (en) | Polyamide flame-retardant composition and preparation method thereof | |
| CN102241874A (en) | Flame-retardant masterbatch modified polybutylene terephthalate material and preparation method thereof | |
| CN104419141A (en) | Glass fiber reinforced halogen-free flame retardant and antistatic PBT/PET alloy | |
| CN103910994A (en) | Preparation method for reinforced toughened flame-retardant nylon special 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: 20160817 Termination date: 20190605 |