Glass fiber reinforced rigid-tough balance type polyester composition and preparation method thereof
A balanced and combined technology, applied in the field of engineering plastics, can solve problems such as poor effect, and achieve the effects of simple and easy process, improved processing fluidity, and improved finish.
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[0032] The methods and processes involved in the present invention are described below in conjunction with specific examples. The following examples are only used to illustrate the operation process and formula of the present invention, and do not limit the protection scope of the present invention.
[0033] In the following examples, the glass fiber is the 988A continuous glass fiber produced by Jushi Group;
[0034] The antioxidant is tetrakis[β-(3,5-di-tert-butyl-4-hydroxyphenyl)propionate]pentaerythritol ester and tris[2.4-di-tert-butylphenyl]phosphite in a weight ratio of 1:1 compounded;
[0035] Lubrication modifier is SK20R silicone powder sold by Yuyao Kaimlihua Plastic Technology Co., Ltd.;
[0036] The coupling agent is γ-aminopropyltriethoxysilane (silane coupling agent KH550).
[0037] The formula of embodiment 1-9 is as shown in table 1, and its preparation method is as follows:
[0038] (1) Mixing of raw materials
[0039] After drying the polyester in an o...
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