CN105219005A - Polypropylene composite material of tiger fur line and its preparation method and application can be eliminated completely - Google Patents
Polypropylene composite material of tiger fur line and its preparation method and application can be eliminated completely Download PDFInfo
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Abstract
The invention discloses and a kind ofly can eliminate polypropylene composite material of tiger fur line and its preparation method and application completely, this matrix material, is made up of weight percentage 50-80% polypropylene, 1-10% polyethylene, 1-20% thermoplastic elastomer, 10-30% talcum powder, 0.2-5% composite optothermal stabilizer, 0.1-3% lubricant, 1-10% elimination tiger fur line auxiliary agent, 0-5% tinting material.The described preparation method that can eliminate the polypropylene composite material of tiger fur line completely adopts existing twin screw extruder to realize.The present invention adopts specific raw material and tiger fur line auxiliary agent to obtain the polypropylene material that can show excellent shock resistance, not only can meet the requirement of medium-to-high grade inner and outer decorative parts of automobile, this material can not produce tiger fur line phenomenon completely for the preparation of exterior trim product in superior automobile or baroque product simultaneously, imported materials and items can be substituted completely, automotive material production domesticization development trend, wide market.
Description
Technical field
The present invention relates to polypropylene composite material technical field, be specifically related to a kind ofly can eliminate polypropylene composite material of tiger fur line and its preparation method and application completely.
Background technology
Polypropylene is a kind of general-purpose thermoplastic plastic of high comprehensive performance, have that cheap, quality is light, solvent resistant, elasticity are good, rigidity, easily reclaim, the feature such as nontoxic, it is most important car light material, it not only can alleviate the quality of automobile component about 40%, but also purchase cost can be made to reduce about 40%, be applied in widely on automotive upholstery, as dashboard, door-plate, column, collision bumper etc.Except lightweight, the appearance looks elegant of inner and outer decorative parts of automobile is public concern point, and the outward appearance as products such as dashboard, door-plate, wheel arch, door sill protector is particularly important, and therefore article surface to produce the problem of appearance such as tiger fur line, current mark.
Tiger fur line is a kind of articles injection-moulded surface flow marks phenomenon, and it presents the feature of bright line and dark line alternation, has the performance such as synchronous tiger fur line, asynchronous tiger fur line, slight current mark.The polypropylene modification material of the generation of tiger fur line mainly molten state presents the flowing of fountain type in a mold, melt flow flows in the process of mould inner wall, rubber particles stretches, start again retraction subsequently, the speed of withdrawal duration causes the light and shade striped of article surface, thus result in the generation of article surface tiger fur line.General slight tiger fur line is all that the mobility by improving material is improved, and for requiring the material of super high impact performance, usually can cause a large amount of tiger fur line, will produce serious tiger fur line like this, just only improve mobility and be also difficult to eliminate.
The now existing modified polypropene research report about tiger fur line can be eliminated.Application publication number is disclose a kind of elimination tiger fur line polypropylene composite material and preparation method thereof in the Chinese invention patent application of CN102964686A (application number is 201210511919.8), this material is made up of the raw material of following weight percentage: polypropylene 39.2% ~ 80%, eliminate tiger fur line auxiliary agent (small molecules polypropylene, melt flow rate (MFR) is 1800g/10min) 5%-15%, filling mineral 10% ~ 40%, oxidation inhibitor 0.3%-1%, lubricant 0.5%-5%, compatilizer 1%-10%, tiger fur line can be eliminated, the method of this elimination tiger fur line is exactly mainly the mobility by improving material, alleviate tiger fur line, once melt flow rate (MFR) is lower than 15g/10min, then tiger fur line phenomenon is just difficult to thorough solution, and, polypropylene material notched Izod impact strength prepared by the method is low, be difficult to use in the dashboard of super high impact performance requriements, the large product such as door sill protector.
Application publication number is that the Chinese invention patent application of CN103434102A (application number is 201310366967.7) discloses a kind of processing method eliminating polypropylene composite material tiger fur line, processing method comprises the following steps: (1) takes each raw material according to formula: 60 ~ 75 parts of Co-polypropylene, 10 ~ 20 parts of elastomericss, 1 ~ 15 part of Ethylene-Propylene Block Copolymer, 10 ~ 30 parts of mineral fillers, in described Ethylene-Propylene Block Copolymer, ethylene content is 13%, propylene content is 87%:(2) raw material is put into high-speed mixer and mixing 5min, raw material mixes, discharging, (3) raw material mixed is put into injection moulding machine injection moulding, obtain finished product.This technical scheme effectively solves the phenomenon of tiger fur line by the improvement of the improvement bond material formula of technique, adopt 5000 ~ 10000 object talcum powder, reduce the size of weighting material, improve the tiger fur line phenomenon of fluid tip, the viscosity of the rubber phase adopted is lower, improve the stability of material forward, also improve the tiger fur line phenomenon of fluid tip.This technical scheme still mainly by improving the mobility of material, alleviating tiger fur line, cannot be used for the dashboard of super high impact performance requriements, the large product such as door sill protector.
Summary of the invention
The invention provides and a kind ofly can eliminate polypropylene composite material of tiger fur line and its preparation method and application completely, there is excellent impact property, can be applicable to large product or complex structure product that medium-to-high grade fascia, door-plate, door sill protector, grid etc. easily produce tiger fur line.
A polypropylene composite material for tiger fur line can be eliminated completely, be made up of the raw material of following weight percentage:
Described thermoplastic elastomer is ethylene-octene copolymer (POE);
Described elimination tiger fur line auxiliary agent is the mixture of TPO (TPO) or TPO (TPO) and epoxy aliphatic acid methyl ester.
In the present invention, adopt specific thermoplastic elastomer (ethylene-octene copolymer POE) and adopt specific both tiger furs line auxiliary agent (mixture of TPO or TPO and epoxidised fatty compounds of group) of eliminating to produce synergy, elimination tiger fur line auxiliary agent is conducive to talcum powder and POE disperses and refinement in the composite, POE disperses more even in the base, particle is less, time of relaxation in injection molding process is shorter, the probability forming bright line is less, and the tiger fur line of corresponding moulding is more not obvious.
Following as the preferred technical solution of the present invention:
The described polypropylene composite material can eliminating tiger fur line completely, is made up of the raw material of following weight percentage:
Described thermoplastic elastomer is ethylene-octene copolymer (POE);
Described elimination tiger fur line auxiliary agent is the mixture of TPO (TPO) or TPO (TPO) and epoxy aliphatic acid methyl ester.
Further preferably, the described polypropylene composite material can eliminating tiger fur line completely, is made up of the raw material of following weight percentage:
Described thermoplastic elastomer is ethylene-octene copolymer (POE);
Described elimination tiger fur line auxiliary agent is the mixture of TPO (TPO) or TPO (TPO) and epoxy aliphatic acid methyl ester.
Described polypropylene is Co-polypropylene, is polymerized by propylene molecules and ethylene molecule, and wherein, propenyl molar content is 80% ~ 90%, and vinyl molar content is 10% ~ 20%.The Propylene-ethylene block Co-polypropylene of this kind of high-vinyl-content has good impact property at normal temperatures, can improve the impact property of polypropylene modified material further.The melt flow rate (MFR) of described Co-polypropylene is 10g/10min ~ 100g/10min, more preferably 15g/10min ~ 60g/10min under 230 DEG C × 2.16kg condition.Adopt the Co-polypropylene of specific viscosity, make matrix material have suitable viscosity, be conducive to the dispersion of each component, thus each combination of components has given play to more excellent performance together.
Described polyethylene select in high density polyethylene(HDPE), low density polypropylene, linear low density polyethylene one or both; Commercially available prod can be selected.Due to polypropylene, to there is normal low temperature impact properties poor, and the shortcomings such as poor dimensional stability, therefore add suitable polyethylene and carry out modification, reach good toughness.
Described thermoplastic elastomer is ethylene-octene copolymer (POE), and the glass transition temperature of described ethylene-octene copolymer is lower than-45 DEG C.By selecting such elastomerics that glass transition temperature is low, the low temperature impact properties that Co-polypropylene is material modified can be improved.The melt flow rate (MFR) of described ethylene-octene copolymer is generally 0.3g/10min ~ 20g/10min under 230 DEG C × 2.16kg condition, and the ethylene-octene copolymer of specific viscosity is conducive to POE and disperses in the composite and refinement.
Described talcous particle diameter is 10 microns ~ 50 microns, SiO in talcum powder
2weight percentage is 60% ~ 90%.High order number talc powder filled polypropylene makes the degree of crystallinity of material improve, and in addition, selects SiO
2weight percentage can the rigidity of reinforced polypropylene compound material further higher than the talcum powder of 60%.
Described one package stabilizer is selected from thermal oxidation stabilizer, one or both in photostabilizer commonly used this area.Described thermal oxidation stabilizer can select in phenolic antioxidant (as: Switzerland Ciba produce Irganox1010), phosphorous acid ester auxiliary antioxidant (as: Irganox168 that Switzerland's Ciba is produced) one or both.Described photostabilizer can select hindered amine light stabilizer (as: Tinuvin770 and Chimassorb944 that Switzerland's Ciba is produced).Thermal oxidation stabilizer and photostabilizer all can select commercially available prod.Polyacrylic weathering resistance is poor, easy degraded, in order to efficent use of resources, extend the polypropylene life-span, it is necessary for adding composite thermal stabilizer, this composite optothermal stabilizer can prevent the degraded of expecting in process of production, improve product thermotolerance in use, photostabilization and discolouration simultaneously, and effectively can meet the weather resistance of automobile decoration piece material.
Described lubricant select in commercially available Poly Propylene Wax, lipid acid, fatty amide, fatty acid metal salt (as calcium stearate etc.) one or both, it can improve Drawing abillity, reduce power consumption of polymer processing, in addition, Metallic stearates apart from outside outer lubrication, necessarily improve liquidity in addition and in and the effect of remaining acid material.Further preferably, described lubricant is fatty acid metal salt, is further preferably calcium stearate.
Described elimination tiger fur line auxiliary agent is the mixture of TPO (TPO) or TPO (TPO) and epoxy aliphatic acid methyl ester.The English full name of TPO is ThermoplasticOlefin, refer to TPO, with the blend that polypropylene (PP) is soft chain segment for hard segment and terpolymer EP rubber (EPDM), the high tensile that Basel specifically can be adopted to produce, the TPO material that elongation is good.Epoxy aliphatic acid methyl ester can improve talcum powder further and POE disperses and refinement in the composite, can better prevent the generation of tiger fur line, thus can eliminate tiger fur line completely.
Described raw material can also comprising toner, for improving the color of material.The tinting material that described tinting material can select this area general as required.
The described preparation method that can eliminate the polypropylene composite material of tiger fur line completely, comprises the following steps:
(1) by polypropylene, polyethylene, thermoplastic elastomer, talcum powder, composite optothermal stabilizer, elimination tiger fur line auxiliary agent and lubricant, and the tinting material that selectivity is added, mix, obtain mixture;
(2) mixture is put into twin screw extruder, melt extrude from twin screw extruder, through cooling, dry, pelletizing, the i.e. obtained polypropylene composite material can eliminating tiger fur line completely.
As preferably, described twin screw extruder is followed successively by by the temperature of feed zone to head: 190 DEG C-200 DEG C, 200 DEG C-220 DEG C, 220 DEG C-230 DEG C, 220 DEG C-230 DEG C, 220 DEG C-230 DEG C, 220 DEG C-230 DEG C, 220 DEG C-230 DEG C, 220 DEG C-230 DEG C, and the temperature of die head is 225 DEG C-235 DEG C.
The general-purpose equipment that described twin screw extruder selects this area conventional.
The described polypropylene composite material can eliminating tiger fur line completely can be applicable to large product or the complex structure product that medium-to-high grade fascia, door-plate, door sill protector, grid etc. easily produce tiger fur line, is suitable for very much preparing trolley part.
Compared with prior art, the present invention has following beneficial effect:
The present invention adopts specific raw material and tiger fur line auxiliary agent to obtain the polypropylene material that can show excellent shock resistance, not only can meet the requirement of medium-to-high grade inner and outer decorative parts of automobile, this material can not produce tiger fur line phenomenon completely for the preparation of exterior trim product in superior automobile or baroque product simultaneously, imported materials and items can be substituted completely, automotive material production domesticization development trend, wide market.
Accompanying drawing explanation
Fig. 1 is the picture of the range estimation surface tiger fur line of injection molding model prepared by comparative example 1;
Fig. 2 is the picture of the range estimation surface tiger fur line of injection molding model prepared by embodiment 1;
Fig. 3 is the photo of the range estimation surface tiger fur line of injection molding model prepared by embodiment 2;
Fig. 4 is the photo of the range estimation surface tiger fur line of injection molding model prepared by embodiment 3;
Fig. 5 is the photo of the range estimation surface tiger fur line of injection molding model prepared by comparative example 2;
Fig. 6 is the photo of the range estimation surface tiger fur line of injection molding model prepared by embodiment 4;
Fig. 7 is the photo of the range estimation surface tiger fur line of injection molding model prepared by embodiment 5.
Embodiment
Embodiment 1 ~ 5 and comparative example 1 ~ 2
The components such as Co-polypropylene, polyethylene, thermoplastic elastomer, talcum powder, elimination tiger fur line auxiliary agent, lubricant, composite optothermal stabilizer, tinting material are mixed in mixer by the proportioning of weight in table 1, mixed material is sent in twin screw extruder by feeder, twin screw extruder is followed successively by by the temperature of feed zone to head: 190 DEG C, 210 DEG C, 220 DEG C, 220 DEG C, 220 DEG C, 220 DEG C, 220 DEG C, 220 DEG C, and the temperature of die head is: 230 DEG C.Through twin screw at a high speed (screw speed is 800r/min) shear, mixing, extruded by head, tie rod, air-cooled, pelletizing, drying and packaging, obtain polypropylene modified material finished product, the polypropylene composite material of tiger fur line can be eliminated completely.
Table 1
In embodiment 1 ~ 5 and comparative example 1 ~ 2, raw material sources used and main performance index are as table 2:
Table 2
Performance test
Polypropylene modified material pellet obtained for above-described embodiment 1 ~ 5 is prepared into test bars by injection moulding machine.Notched Izod impact strength batten, by ISO179, adopts I type sample to carry out; Density batten, is undertaken by ISO1183; Modulus in flexure batten, by ISO178, adopt standard test specimen, i.e. 80mm × 10mm × 4mm carries out; Tensile strength batten, is undertaken by ISO527-2, adopts I type sample to carry out.Carry out performance test, the results are shown in Table 3:
Table 3
* tiger fur line test condition is: injection molding size of sample is 230mm × 40mm × 3mm, estimates surperficial tiger fur line.Fig. 1 is the picture of the range estimation surface tiger fur line of injection molding model prepared by comparative example 1; Fig. 2 is the picture of the range estimation surface tiger fur line of injection molding model prepared by embodiment 1; Fig. 3 is the photo of the range estimation surface tiger fur line of injection molding model prepared by embodiment 2; Fig. 4 is the photo of the range estimation surface tiger fur line of injection molding model prepared by embodiment 3; Fig. 5 is the photo of the range estimation surface tiger fur line of injection molding model prepared by comparative example 2; Fig. 6 is the photo of the range estimation surface tiger fur line of injection molding model prepared by embodiment 4; Fig. 7 is the photo of the range estimation surface tiger fur line of injection molding model prepared by embodiment 5.By shown in Fig. 1 to Fig. 7, there is tiger fur line in model prepared by comparative example 1, bright line and dark line are alternately, comparative example 2 is more better a little than comparative example 1, have tiger fur line equally, bright line and dark line are alternately also clearly, embodiment 4 does not almost have tiger fur line, embodiment 4 is slightly better than embodiment 1,2, does not occur tiger fur line, and embodiment 3 and embodiment 5 are better than embodiment 4, completely eliminate the bad phenomenon such as tiger fur line, trace, surface color is consistent, and outward appearance obtains very large improvement, and effect is fairly obvious.
Conclusion: can find out from above-mentioned test data, the polypropylene material that the present invention can eliminate tiger fur line for automobile interior exterior decorations can have excellent impact property simultaneously, meets the outward appearance without tiger fur line simultaneously.
Claims (10)
1. can eliminate a polypropylene composite material for tiger fur line completely, it is characterized in that, be made up of the raw material of following weight percentage:
Described thermoplastic elastomer is ethylene-octene copolymer;
Described elimination tiger fur line auxiliary agent is the mixture of TPO or TPO and epoxy aliphatic acid methyl ester.
2. the polypropylene composite material can eliminating tiger fur line completely according to claim 1, is characterized in that, be made up of the raw material of following weight percentage:
Described thermoplastic elastomer is ethylene-octene copolymer;
Described elimination tiger fur line auxiliary agent is the mixture of TPO or TPO and epoxy aliphatic acid methyl ester.
3. the polypropylene composite material can eliminating tiger fur line completely according to claim 1, it is characterized in that, described polypropylene is Co-polypropylene, be polymerized by propylene molecules and ethylene molecule, wherein, propenyl molar content is 80% ~ 90%, and vinyl molar content is 10% ~ 20%.
4. the polypropylene composite material can eliminating tiger fur line completely according to claim 3, is characterized in that, the melt flow rate (MFR) of described Co-polypropylene is 10g/10min ~ 100g/10min under 230 DEG C × 2.16kg condition.
5. the polypropylene composite material can eliminating tiger fur line completely according to claim 1, is characterized in that, the melt flow rate (MFR) of described ethylene-octene copolymer is 0.3g/10min ~ 20g/10min under 230 DEG C × 2.16kg condition.
6. the polypropylene composite material can eliminating tiger fur line completely according to claim 1, is characterized in that, described talcous particle diameter is 10 microns ~ 50 microns, SiO in talcum powder
2weight percentage is 60% ~ 90%.
7. the polypropylene composite material can eliminating tiger fur line completely according to claim 1, is characterized in that, described lubricant is one or both in Poly Propylene Wax, lipid acid, fatty amide, fatty acid metal salt.
8. the preparation method that can eliminate the polypropylene composite material of tiger fur line completely according to any one of claim 1 ~ 7, is characterized in that, comprise the following steps:
(1) by polypropylene, polyethylene, thermoplastic elastomer, talcum powder, composite optothermal stabilizer, elimination tiger fur line auxiliary agent and lubricant, and the tinting material that selectivity is added, mix, obtain mixture;
(2) mixture is put into twin screw extruder, melt extrude from twin screw extruder, through cooling, dry, pelletizing, the i.e. obtained polypropylene composite material can eliminating tiger fur line completely.
9. the preparation method that can eliminate the polypropylene composite material of tiger fur line completely according to claim 8, it is characterized in that, described twin screw extruder is followed successively by by the temperature of feed zone to head: 190 DEG C-200 DEG C, 200 DEG C-220 DEG C, 220 DEG C-230 DEG C, 220 DEG C-230 DEG C, 220 DEG C-230 DEG C, 220 DEG C-230 DEG C, 220 DEG C-230 DEG C, 220 DEG C-230 DEG C, and the temperature of die head is 225 DEG C-235 DEG C.
10. the polypropylene composite material can eliminating tiger fur line completely according to any one of claim 1 ~ 7 is preparing the application in trolley part.
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105965756A (en) * | 2016-05-05 | 2016-09-28 | 上海俊尔新材料有限公司 | Preparing method of injection-molded component |
| CN106366454A (en) * | 2016-08-26 | 2017-02-01 | 青岛海尔新材料研发有限公司 | Modified polypropylene material for high-performance thin-wall automobile door panel and preparation method thereof |
| CN106380819A (en) * | 2016-08-30 | 2017-02-08 | 贝内克-长顺汽车内饰材料（张家港）有限公司 | Super-soft thermoplastic elastomer material applied to automotive interior trim |
| CN107226957A (en) * | 2016-03-23 | 2017-10-03 | 合肥杰事杰新材料股份有限公司 | A kind of modified polypropylene material of anti-tiger fur line injection defect and preparation method thereof |
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| CN110964249A (en) * | 2019-12-06 | 2020-04-07 | 万华化学（宁波）有限公司 | Injection molding polypropylene modified material capable of eliminating tiger stripes and preparation method thereof |
| CN111286127A (en) * | 2020-04-09 | 2020-06-16 | 江苏金发科技新材料有限公司 | Polypropylene composite material without tiger stripes at high temperature and preparation method thereof |
| CN113512252A (en) * | 2021-07-06 | 2021-10-19 | 上海金发科技发展有限公司 | Polypropylene composition and preparation method thereof |
| CN114044977A (en) * | 2021-12-24 | 2022-02-15 | 广州仕天材料科技有限公司 | Anti-tiger stripe polypropylene composite material and preparation method and application thereof |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1768107A (en) * | 2003-04-02 | 2006-05-03 | 巴塞尔聚烯烃意大利有限责任公司 | Polyolefin masterbatch and composition suitable for injection molding. |
| CN102875904A (en) * | 2012-09-27 | 2013-01-16 | 天津金发新材料有限公司 | Polypropylene composition with scratch resistance and ultralow-temperature toughness and preparation method of polypropylene composition |
| CN104610652A (en) * | 2015-01-05 | 2015-05-13 | 合肥普特化轻材料有限公司 | Anti-tiger skin texture polypropylene composite material and preparation method thereof |
-
2015
- 2015-10-10 CN CN201510653455.8A patent/CN105219005B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1768107A (en) * | 2003-04-02 | 2006-05-03 | 巴塞尔聚烯烃意大利有限责任公司 | Polyolefin masterbatch and composition suitable for injection molding. |
| CN102875904A (en) * | 2012-09-27 | 2013-01-16 | 天津金发新材料有限公司 | Polypropylene composition with scratch resistance and ultralow-temperature toughness and preparation method of polypropylene composition |
| CN104610652A (en) * | 2015-01-05 | 2015-05-13 | 合肥普特化轻材料有限公司 | Anti-tiger skin texture polypropylene composite material and preparation method thereof |
Cited By (15)
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| CN107226957A (en) * | 2016-03-23 | 2017-10-03 | 合肥杰事杰新材料股份有限公司 | A kind of modified polypropylene material of anti-tiger fur line injection defect and preparation method thereof |
| CN105965756A (en) * | 2016-05-05 | 2016-09-28 | 上海俊尔新材料有限公司 | Preparing method of injection-molded component |
| CN106366454B (en) * | 2016-08-26 | 2019-02-26 | 青岛海尔新材料研发有限公司 | High-performance thin-walled automobile door plate modified polypropylene material and preparation method thereof |
| CN106366454A (en) * | 2016-08-26 | 2017-02-01 | 青岛海尔新材料研发有限公司 | Modified polypropylene material for high-performance thin-wall automobile door panel and preparation method thereof |
| CN106380819A (en) * | 2016-08-30 | 2017-02-08 | 贝内克-长顺汽车内饰材料（张家港）有限公司 | Super-soft thermoplastic elastomer material applied to automotive interior trim |
| CN106380819B (en) * | 2016-08-30 | 2019-03-15 | 贝内克-长顺汽车内饰材料（张家港）有限公司 | Applied to the ultra-soft matter thermoplastic elastic material in automobile interior decoration |
| CN108690264A (en) * | 2017-04-12 | 2018-10-23 | 合肥杰事杰新材料股份有限公司 | A kind of polypropylene material and preparation method thereof of low gloss, anti-tiger fur line injection defect |
| CN107603025A (en) * | 2017-10-31 | 2018-01-19 | 苏州润佳工程塑料股份有限公司 | A kind of thin-walled injection moulding PP composite material and preparation method thereof |
| CN110964249A (en) * | 2019-12-06 | 2020-04-07 | 万华化学（宁波）有限公司 | Injection molding polypropylene modified material capable of eliminating tiger stripes and preparation method thereof |
| CN111286127A (en) * | 2020-04-09 | 2020-06-16 | 江苏金发科技新材料有限公司 | Polypropylene composite material without tiger stripes at high temperature and preparation method thereof |
| CN113512252A (en) * | 2021-07-06 | 2021-10-19 | 上海金发科技发展有限公司 | Polypropylene composition and preparation method thereof |
| CN113512252B (en) * | 2021-07-06 | 2023-01-24 | 上海金发科技发展有限公司 | Polypropylene composition and preparation method thereof |
| CN114044977A (en) * | 2021-12-24 | 2022-02-15 | 广州仕天材料科技有限公司 | Anti-tiger stripe polypropylene composite material and preparation method and application thereof |
| CN114736458A (en) * | 2022-04-13 | 2022-07-12 | 金发科技(印度)有限公司 | Scratch-resistant polypropylene composite material, and preparation method and application thereof |
| CN114736458B (en) * | 2022-04-13 | 2023-10-31 | 金发科技(印度)有限公司 | Scratch-resistant polypropylene composite material and preparation method and application thereof |
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