A kind of anti-yellowing PBT plastics for automotive interior parts and preparation method thereof
A kind of anti-yellowing technology for automotive interior parts, applied in the field of anti-yellowing PBT plastics for automotive interior parts and its preparation, can solve the problems of easy yellowing, complicated reasons, poor yellowing resistance of PBT plastics, etc. Achieve the effects of low product cost, simple preparation process, and excellent yellowing resistance
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Embodiment 1
[0043] Each component was weighed according to the corresponding Example 1 data in Table 1. The titanium dioxide used in Table 1 is titanium dioxide R902.
[0044] Put each component into a high-speed mixer, control the rotation speed at 300-400 rpm at room temperature, mix for 5-10 minutes, take it out and transfer it to a screw extruder, and extrude at a temperature of 190-240°C for granulation , to obtain the anti-yellowing PBT plastic for the automotive interior parts.
[0045] Table 1: Formulation table of anti-yellowing PBT plastics for automotive interior parts Unit: kg
[0046]
[0047]
[0048]In Table 1, the selected PBT resin is PBTGX-121 produced by Sinopec Yizheng Chemical Fiber Co., Ltd.; the selected glass fiber is the alkali-free short glass fiber produced by Hengshui Yixing Glass Fiber Co., Ltd.
Embodiment 2
[0050] Each component was weighed according to the corresponding data in Example 2 in Table 1, and the method described in Example 1 was adopted to obtain the anti-yellowing PBT plastic for automotive interior parts.
Embodiment 3
[0052] Each component was weighed according to the corresponding data in Example 3 in Table 1, and the method described in Example 1 was adopted to obtain the anti-yellowing PBT plastic for automotive interior parts.
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