Stabiliser Composition For Halogen-Containing Thermoplastic Resin Compositions Having An Improved Shelf Life
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United States of America Patent
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Issued Date -
Jun 5, 2008
app pub date -
Apr 22, 2005
filing date -
Apr 23, 2004
priority date (Note) -
Abandoned
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Abstract
The present invention is a stabiliser composition for thermoplastic resin compositions, especially for resin compositions based on polyvinyl chloride (PVC), that comprises calcium hydroxide or calcium oxide or a mixture of calcium hydroxide and calcium oxide, at least one .beta.-diketone or a salt of a .beta.-diketone or a mixture thereof and at least one hydroxyl-group-containing isocyanurate or a mixture of two or more hydroxyl-group-containing isocyanurates, wherein component B contains less than 33% by weight, based on component B, of acetylacetone or a salt of acetylacetone or a mixture thereof.
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