CN102786735A - Modified polypropylene (PP) plastic - Google Patents
Modified polypropylene (PP) plastic Download PDFInfo
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- CN102786735A CN102786735A CN2011101281780A CN201110128178A CN102786735A CN 102786735 A CN102786735 A CN 102786735A CN 2011101281780 A CN2011101281780 A CN 2011101281780A CN 201110128178 A CN201110128178 A CN 201110128178A CN 102786735 A CN102786735 A CN 102786735A
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- modified
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- compatilizer
- silicon carbide
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Abstract
The invention relates to a modified PP plastic. The modified PP plastic is characterized in that the modified PP plastic comprises the following raw materials, by mass, 0.1-1% of nanometer silicon carbide, 1-5% of a compatilizer, and the balance PP master batch, wherein the preferable mass percent of the nanometer silicon carbide is 0.4%; and the compatilizer is glycol. The modified PP plastic has the characteristics of lubricity, abrasion resistance, strong corrosion resistance, and high temperature oxidation resistance. The modified PP plastic can resist cold and hot impact, does not fragment when the modified PP plastic is heated in air to above 1000DEG C, rapidly cooled and then rapidly heated, and has a good dimension stability and a high mechanical strength.
Description
[technical field]
The present invention relates to the engineering plastics technical field, specifically, is a kind of modified polypropene PP plastics.
[background technology]
Vestolen PP 7052 engineering plastics PP has: HS, shock-resistant, cold-resistant, anti-warpage, high temperature resistant, high workability, low overlap, low shrink mark; Light weight is prone to processing, characteristics such as use, low processing cost.
One Chinese patent application numbers 200510025422.5 relates to automobile with engineering plastics (PP) modification, the invention discloses a kind of automobile with engineering plastics (PP) modification, in weight percent; Vestolen PP 7052 74-80; Grafts 3-8, mineral substance 10-20, processing aid and toner 3-8.The present invention adds EPDM as one feels fit in copolymerization or homopolymerization PP polymkeric substance, increase the impelling strength of material; In the PP polymkeric substance, fill with talcum powder, breeze, the resistance toheat of material, hardness can increase; Strengthen the PP material with spun glass, its hardness, tensile strength, rigidity and thermotolerance all can improve.
One Chinese patent application numbers 200810134855.8 relates to a kind of PP modified plastic for battle cap, the present invention relates to a kind of PP modified plastic for battle cap, and particularly a kind of PP modified plastics that is used to make the bottle lid belongs to the engineering plastics field; The making prescription of this PP modified plastics is: by weight percentage, and PP plastics 75%-95%, filling master batch 5%-20%, TPE 1%-5%, Masterbatch 0%-3%, dispersion agent 0.2%-1.5%; Described PP plastics are universal injection grade polypropylenes; Described filling master batch is that PP uses filling master batch; Described TPE is a kind of thermoplastic elastomer; Described dispersion agent is a liquid dispersant.Use PP modified plastics of the present invention, can reduce the cost of manufacture of bottle cap, improve the resistance to deterioration of bottle cap.
One Chinese patent application numbers 200910037827.9 relates to a kind of PP composite material of low VOC interior trim parts for automobiles and preparation method thereof; The present invention relates to automotive field; Belong to special-purpose PP matrix material of a kind of low VOC (organic volatile) high-performing car inside gadget and preparation method thereof, this PP Pipe Compound is prepared from following constituent mass part: Vestolen PP 7052 (PP) 60-80 part, reinforcing filler 10-25 part; Toughner 10-15 part; Inorganic photocatalyst 0.5-2 part, oxidation inhibitor 0.2-0.5 part, photostabilizer 0.1-0.5 part.Gained PP composite material TVOC of the present invention＜40M GC/G; Socle girder notched Izod impact strength 10-42KJ/M2 under 23 ℃; Modulus in flexure 1000-2400MPA; 230 ℃, the melting index 10-30G/10MIN during 2.16KG, this PP composite material of low VOC interior trim parts for automobiles have low cost, good stability, have self-purification VOC function.Can be widely used in the production of automotive upholstery.
One Chinese patent application number 00126600.4 relates to a kind of prescription and production technique thereof of filling-modified enhancing PE/PP/PS matrix material, the invention discloses a kind of prescription and production technique thereof of filling-modified enhancing PE/PP/PS matrix material.It is to be filler with mica, asbestos and lime carbonate; With Vilaterm, Vestolen PP 7052 and PS is matrix resin; Respectively three kinds of fillers are carried out modification earlier and handle, in the cord wood parallel dual-screw extruding machine, modified filler, matrix resin, compatilizer, toughner, dispersion agent, lubricant and stablizer are carried out blend then and form.The present invention is high firmness, high rigidity, the moderate toughness except that the composite performance advantage with PO (PE and PP) and PS; Another importance is that it can be used for solving the waste or used plastics source PO of two maximums and the reclaiming of PS utilizes problem; Can be widely used in engineering plastics such as substituting ABS, as the thermoplastic shaping raw material of profiled materials such as vehicle and casing for electric appliances, industrial part material.
[summary of the invention]
The objective of the invention is to overcome the deficiency of prior art, a kind of modified polypropene PP plastics are provided.
The objective of the invention is to realize through following technical scheme:
A kind of modified polypropene PP plastics is characterized in that, its feed composition mass percent does,
Nanometer silicon carbide 0.1～1%
Compatilizer 1～5%
PP master batch surplus
The mass percent of described nanometer silicon carbide is preferably 0.4%;
Described compatilizer is a terepthaloyl moietie;
Compared with prior art, positively effect of the present invention is:
1, Nano powder of silicon nitride has characteristics such as purity height, particle size distribution range are little, high-specific surface area;
2, this product hardness is about 9～9.5, and knoop hardness is about 2200, and microhardness is 32630Mpa, 1900 ℃ of fusing points (add and depress), and thermal conductivity is 16.7W/ (mK), it is water insoluble, is dissolved in hydrofluoric acid;
3, the nano-silicon nitride Young's modulus is 28420～46060Mpa, and bending strength is 147MPa, and compressive strength is 490MPa (reaction sintering), belongs to superhard material, and its engineering plastics have oilness, and are wear-resistant, and resistance to corrosion is strong, high-temperature oxidation resistant.And it can also resist thermal shock, in air, is heated to more than 1000 ℃, and sharply cooling sharply heating can be not cracked more yet, and dimensional stability is good, and physical strength is high.
[embodiment]
A kind of modified polypropene PP of the present invention below is provided the embodiment of plastics.
Embodiment 1
A kind of modified polypropene PP plastics is characterized in that, its feed composition mass percent does,
Nanometer silicon carbide 0.1%
Compatilizer 1%
PP master batch 98.9%
A kind of preparation method who contains the Vestolen PP 7052 PP plastics of nano-silicon nitride, with raw materials mix, melt pelletization can obtain containing the Vestolen PP 7052 PP plastics of nano-silicon nitride again.
Embodiment 2
A kind of modified polypropene PP plastics is characterized in that, its feed composition mass percent does,
Nanometer silicon carbide 0.4%
Compatilizer 3%
PP master batch 96.6%
A kind of modified polypropene PP plastics, with raw materials mix, melt pelletization can obtain containing the Vestolen PP 7052 PP plastics of nano-silicon nitride again.
Embodiment 3
A kind of modified polypropene PP plastics is characterized in that, its feed composition mass percent does,
Nanometer silicon carbide 1%
Compatilizer 5%
PP master batch 94%
A kind of modified polypropene PP plastics, with raw materials mix, melt pelletization can obtain containing the Vestolen PP 7052 PP plastics of nano-silicon nitride again.
The above only is a preferred implementation of the present invention; Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the present invention's design; Can also make some improvement and retouching, these improvement and retouching also should be regarded as in protection scope of the present invention.
Claims (2)
1. modified polypropene PP plastics is characterized in that, its feed composition mass percent does,
Nanometer silicon carbide 0.1～1%
Compatilizer 1～5%
PP master batch surplus.
2. a kind of modified polypropene PP plastics as claimed in claim 1 is characterized in that the mass percent of described nanometer silicon carbide is preferably 0.4%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101281780A CN102786735A (en) | 2011-05-18 | 2011-05-18 | Modified polypropylene (PP) plastic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101281780A CN102786735A (en) | 2011-05-18 | 2011-05-18 | Modified polypropylene (PP) plastic |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102786735A true CN102786735A (en) | 2012-11-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011101281780A Pending CN102786735A (en) | 2011-05-18 | 2011-05-18 | Modified polypropylene (PP) plastic |
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| CN (1) | CN102786735A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103665571A (en) * | 2013-12-03 | 2014-03-26 | 芜湖长鹏汽车零部件有限公司 | Modified polypropylene plastic for automobile ceiling and preparation method thereof |
| CN105924771A (en) * | 2016-05-12 | 2016-09-07 | 安徽理工大学 | Polypropylene material modified with photovoltaic crystal silicon processing waste and preparation method of polypropylene material |
| CN106147020A (en) * | 2016-06-30 | 2016-11-23 | 苏州荣昌复合材料有限公司 | A kind of wear-resisting enhanced polypropylene composite and application |
| CN112358681A (en) * | 2020-11-05 | 2021-02-12 | 湖州新金砺纸业有限责任公司 | Preparation method of low-cost high-strength PP hollow plate |
| CN113045820A (en) * | 2019-12-28 | 2021-06-29 | 合肥杰事杰新材料股份有限公司 | High-hardness scratch-resistant polypropylene composition and preparation method thereof |
-
2011
- 2011-05-18 CN CN2011101281780A patent/CN102786735A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103665571A (en) * | 2013-12-03 | 2014-03-26 | 芜湖长鹏汽车零部件有限公司 | Modified polypropylene plastic for automobile ceiling and preparation method thereof |
| CN105924771A (en) * | 2016-05-12 | 2016-09-07 | 安徽理工大学 | Polypropylene material modified with photovoltaic crystal silicon processing waste and preparation method of polypropylene material |
| CN106147020A (en) * | 2016-06-30 | 2016-11-23 | 苏州荣昌复合材料有限公司 | A kind of wear-resisting enhanced polypropylene composite and application |
| CN113045820A (en) * | 2019-12-28 | 2021-06-29 | 合肥杰事杰新材料股份有限公司 | High-hardness scratch-resistant polypropylene composition and preparation method thereof |
| CN113045820B (en) * | 2019-12-28 | 2022-08-19 | 合肥杰事杰新材料股份有限公司 | High-hardness scratch-resistant polypropylene composition and preparation method thereof |
| CN112358681A (en) * | 2020-11-05 | 2021-02-12 | 湖州新金砺纸业有限责任公司 | Preparation method of low-cost high-strength PP hollow plate |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20121121 |