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:
Mar. 17, 2015
Filed:
Oct. 23, 2008
Yoshihiro Takahashi, Shunan, JP;
Yoshihiro Takahashi, Shunan, JP;
Tosoh Corporation, Shunan, JP;
Abstract
To provide a method for producing a low-odor polyester-type flexible polyurethane foam which is excellent in formability and free from scorch in the interior of the foam, and further discharges substantially no volatile amine compound from a product, in the production of a polyester-type flexible polyurethane foam, and to provide a catalyst composition to be used for the production method. A polyester-type flexible polyurethane foam is produced by a process which comprises reacting a polyester polyol with a polyisocyanate, in the presence of a catalyst composition containing one or more amine compounds selected from the group consisting of an amine compound represented by the following formula (1): in the above formula (1), Ris a Clinear or branched alkyl group, and each of R, R, Rand Rwhich are independent of one another, is a hydrogen atom or a Calkyl group,an amine compound represented by the following formula (2): in the above formula (2), Ris a Clinear or branched alkylene group, andan amine compound represented by the following formula (3): in the above formula (3), each of Rand Rwhich are independent of each other, is a Calkyl group, and Ris a Clinear or branched alkylene group;a blowing agent; and a surfactant.