The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 01, 1999
Filed:
Jul. 30, 1998
John Herbert Frey, Alburtis, PA (US);
David Robert Battice, Prudenville, MI (US);
Krunoslav Muha, Ulzburg, DE;
Lenin James Petroff, Bay City, MI (US);
Air Products and Chemicals, Inc., Allentown, PA (US);
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.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile