Liquid PVC stabilizers and lubricants
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United States of America Patent
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Mar 9, 1999
Issued Date -
N/A
app pub date -
May 2, 1997
filing date -
Nov 14, 1994
priority date (Note) -
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Abstract
Disclosed is a stabilizer composition effective to protect PVC resin against heat-mediated deterioration, comprising a mixture of barium and zinc salts of aliphatic C.sub.6 -C.sub.20 carboxylates and aromatic C.sub.7 -C.sub.12 carboxylates, organic triphosphites of the formula R.sub.1 OP(OR.sub.3)OR.sub.2 wherein each of R.sub.1, R.sub.2 and R.sub.3 is C.sub.6 -C.sub.12 alkyl or phenyl, and organic acid phosphites of the formula R.sub.4 OP(OH)OR.sub.5 wherein each of R.sub.4 and R.sub.5 is C.sub.6 -C.sub.12 alkyl or phenyl, or R.sub.4 can be hydrogen. PVC film compounded with this stabilizer composition also exhibits improved wettability and adherence to water-based inks applied to such films.
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