2014年9月5日星期五

WSD PVC stabilizer Introduction

Solution can increase, colloidal solids, chemical stability of the mixture are called stabilizers. It can slow down the reaction, to maintain chemical balance, reduce surface tension, to prevent the light, thermal decomposition or oxidation decomposition effect. Sources PVC heat stabilizer chemical stabilizer is very extensive, mainly based formulation designed to designers, the flexibility to use any chemicals to achieve a stable product quality purposes. Narrowly speaking, mainly refers to maintain high polymer plastics, rubber, synthetic fibers, such as stability and prevent its decomposition, the aging of reagents. Auxiliary heat stabilizer itself does not have heat stability, and only used in combination with the primary stabilizer, heat stabilizing PVC stabilizer for profile will be generated, and to promote the primary stabilizing effect of the stabilizer. Secondary thermal stabilizers generally do not contain metal, which is also called a non-metallic heat stabilizers. Liquid stabilizer more popular in the country are: liquid barium zinc stabilizer, liquid calcium zinc stabilizers, liquid barium cadmium zinc stabilizers, liquid barium cadmium stabilizers, liquid potassium zinc catalyst foam stabilizer.

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