FLEXIBLE POLYURETHANE FOAM HAVING PROLONGED RECOVERY TIME

Recovery times and/or airflow of flexible polyurethane foam is increased by including certain tackifiers in the foam formulation. The tackifiers are formed into an emulsion that includes a polyether containing oxyethylene groups, a nonionic surfactant and certain fumed silica, carbon black or talc p...

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Bibliographic Details
Main Authors KAGA, An N, LI PI SHAN, Colin, AOU, Kaoru, MENG, Qinghao, BARNES, Kathleen, DERMODY, Daniel L, HARRIS, William J, KATEPALLI, Hari
Format Patent
LanguageEnglish
French
German
Published 20.01.2021
Subjects
CHEMISTRY
COMPOSITIONS BASED THEREON
MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
METALLURGY
ORGANIC MACROMOLECULAR COMPOUNDS
THEIR PREPARATION OR CHEMICAL WORKING-UP
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Summary:Recovery times and/or airflow of flexible polyurethane foam is increased by including certain tackifiers in the foam formulation. The tackifiers are formed into an emulsion that includes a polyether containing oxyethylene groups, a nonionic surfactant and certain fumed silica, carbon black or talc particles.
Bibliography:Application Number: EP20190712481