Polymer compositions comprising crystalline polymers and a stabilizer composition
This invention relates to a polymer composition comprising:(A) at least one semi-crystalline polymer, and(B) a stabilizer composition comprising:(1) at least one primary antioxidant comprising at least one phenolic antioxidant; and(2) at least one secondary antioxidant comprising at least one phosph...
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Main Authors | , |
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Format | Patent |
Language | English |
Published |
18.04.2023
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Subjects | |
Online Access | Get full text |
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Summary: | This invention relates to a polymer composition comprising:(A) at least one semi-crystalline polymer, and(B) a stabilizer composition comprising:(1) at least one primary antioxidant comprising at least one phenolic antioxidant; and(2) at least one secondary antioxidant comprising at least one phosphite, and(3) at least one chain extending agent;wherein the b* value for said polymer composition is less than 10 according to the L*, a* and b* color system of the CIE (International Commission on Illumination) after being heated for at least three hours at 200° C. or 24 hours at 175° C. |
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Bibliography: | Application Number: US201816631881 |