Polypropylene composite material and its preparation method and application, auto parts, automobile
A technology for composite materials and auto parts, applied in the field of polymer composite materials, can solve problems such as high melt index, easy deformation of products, high impact, etc., and achieve the effects of high melt index, increased mechanical properties, and high impact properties
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[0094] According to a second aspect of the present invention, the preparation method of the above-mentioned polypropylene composite material is provided, comprising the following steps:
[0095] After mixing the raw materials of the above-mentioned polypropylene composite material, extruding to obtain the polypropylene composite material;
[0096] In the invention, the polypropylene composite material can be obtained by extruding after mixing various raw materials. The technological process is simple, the operation is simple and convenient, and it is easy to implement. The processing raw material has a wide source, is economically easy to obtain, and is a non-toxic and environment-friendly raw material. The invention has no special restrictions on the environment, site, equipment, etc. The raw materials used are low in price, good in safety and environmental protection, low in equipment requirements, low in investment cost, strong in practicability and adaptability, and is an ...
Embodiment 1
[0106] 1. Polypropylene composite material
[0107] A polypropylene composite material, comprising the following raw materials by weight: 23 parts by weight of polypropylene K8009, 38.55 parts by weight of polypropylene K7227H, 25 parts by weight of talcum powder AH50215, 2 parts by weight of nucleating agent E2415HL, antioxidant 1010 is 0.15 parts by weight, antioxidant 168 is 0.3 parts by weight, toughening agent POE8137 is 8 parts by weight, and lubricant ethylene bis stearic acid amide (EBS) is 3 parts by weight.
[0108] 2. Preparation method of polypropylene composite material
[0109] (1) Mix the above-mentioned raw materials.
[0110] (2) Extrude and granulate the raw materials mixed in step (1) through a twin-screw extruder at a temperature of 220° C. to obtain a polypropylene composite material.
Embodiment 2-5
[0112] The difference between Examples 2-5 and Example 1 is that the amount of each raw material is different, as shown in Table 1.
[0113] The consumption of each raw material in table 1 embodiment 2-5
[0114] Polypropylene filler Nucleating agent antioxidant Toughener lubricant Example 2 70 copies 22 copies 1 copy 0.6 parts 5 copies 4 parts Example 3 55 copies 30 copies 3 copies 0.3 parts 12 copies 1 copy Example 4 65 copies 24 copies 1.5 servings 0.5 parts 6 servings 3 copies Example 5 58 copies 28 copies 2.5 servings 0.4 parts 9.5 servings 1 copy
[0115] In Table 1, polypropylene is a combination of polypropylene K8009 and polypropylene K7227H, and the weight ratio of polypropylene K8009 and polypropylene K7227H is 23:38.55; the filler is talcum powder AH50215; the nucleating agent is nucleating agent E2415HL; The agent is a combination of antioxidant 1010 and antioxidant 168, a...
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Abstract
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