Method for preparing resin composition, resin composition and molded product

By mixing the silicone composition with the resin, a resin composition with high impact strength is prepared, which solves the problem of insufficient impact resistance performance of the existing resin materials, and achieves a significant impact modification effect of the resin composition.

CN110790957BActive Publication Date: 2024-12-24MOMENTIVE PERFORMANCE MATERIALS INC
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Patent Information

Application Number
CN201810876811.6
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2018-08-03
Publication Date
2024-12-24
Estimated Expiration
2038-08-03

AI Technical Summary

Technical Problem

Existing resin materials have shortcomings in impact strength, especially when manufacturing thin and thick parts, it is difficult to meet the needs of high mechanical properties.

Method used

By compounding the silicone composition with the first resin to form a masterbatch and compounding with the second resin, a resin composition with an improved impact strength is prepared, including the use of polyorganosiloxane and soluble in The silicone resin of the alkylene, and the use of metal organic salts is avoided in the resin composition to improve the impact modification of the resin.

Benefits of technology

The notched impact strength of the resin composition is significantly improved so that it reaches at least four times the starting resin in the molded article, and a significant impact modification effect is achieved by a low concentration of the silicone composition.

✦ Generated by Eureka AI based on patent content.

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Abstract

A method for preparing a resin composition, comprising: compounding a silicone composition comprising a polyorganosiloxane and a silicone resin soluble in the polyorganosiloxane with a first resin to form a masterbatch; and compounding the masterbatch with a second resin. A molded article comprising the resin composition has greatly improved impact strength.
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