Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...
Patent
1998-07-30
1999-06-01
Foelak, Morton
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Cellular products or processes of preparing a cellular...
521172, 528 26, 556445, C08G 1800, C08G 1834
Patent
active
059088710
ABSTRACT:
A method for preparing a polyester polyurethane flexible slabstock foam by reacting an organic polyisocyanate with a polyester polyol in the presence of urethane catalyst, water as a blowing agent and a silicone surfactant characterized in that the silicone surfactant comprises the reaction product of 1,1,1,3,5,5,5-hepta(hydrocarbyl)trisiloxane coupled with polyalkyleneoxide mono allyl ether and capped with a succinic anhydride.
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patent: 4751251 (1988-06-01), Thornsberry
patent: 5296625 (1994-03-01), O'Lenick, Jr.
Silman, Eddie, et al. "Recent Developments in Stabilizers for Flexible Polyester Polyurethane Foam", (Spring Technical Conference of the PFA, May 17, 1996) p. 3.
Baatz, G. and Dr. H. W. Illger, Dr. H. Rabe, "Slabstock Foams" polyurethane Handbook, Guter Oertel, 2.sup.nd ed. Hanser Publishers 1994.
Battice David Robert
Frey John Herbert
Muha Krunoslav
Petroff Lenin James
Air Products and Chemicals Inc.
Foelak Morton
Leach Michael
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