Basic calcium aluminum hydroxide dicarboxylates, a process for their production and their use
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United States of America Patent
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Aug 31, 1993
Grant Date -
N/A
app pub date -
Jul 21, 1992
filing date -
Feb 1, 1990
priority date (Note) -
Expired
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Abstract
The invention describes basic calcium aluminum hydroxide dicarboxylates of the general formula Ca.sub.x Al.sub.2 (OH).sub.2(x+2) A . m H.sub.2 O wherein x means 2-8, m means 0-12 and A means an aliphatic, aromatic or heteroaromatic dicarboxylic acid anion or combinations thereof and a process for their production. The compounds according to the invention are especially suited as stabilizers for halogen-containing, thermoplastic resins, in particular PVC.
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