Prevention of outgassing in polyvinylsiloxane elastomers by the use of finely divided platinum black
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United States of America Patent
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Nov 1, 1988
Issued Date -
N/A
app pub date -
Mar 25, 1987
filing date -
Nov 19, 1986
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A polyvinylsolixane catalyst paste which comprises up to 20,000 ppm of finely divided platinum black which functions to adsorb hydrogen gas generated in the reaction of said catalyst paste when mixed with a base paste containing hydrofunctional polydimethylsiloxane, said base paste further containing a hydrophilic surfactant.
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