ISOCYANATE-BASED FOAM HAVING IMPROVED ANTI-YELLOWING PROPERTIES AND PROCESS FOR PRODUCTION THEREOF
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United States of America Patent
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app pub date -
May 8, 2007
filing date -
Feb 21, 2003
priority date (Note) -
Abandoned
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Abstract
There is described an isocyanate-based polymer foam having improved anti-yellowing properties. The foam produced from a formulation comprising an isocyanate, a blowing agent, a first active hydrogen-containing compound and a second active hydrogen-containing compound different than the first active hydrogen-containing compound. The second active hydrogen-containing compound comprises an active hydrogen-containing phosphite compound. A process for producing such a foam is also described.
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