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. 30, 1993
Filed:
Sep. 17, 1991
Hiroshi Ueda, Yokohama, JP;
Yoshio Yoshida, Machida, JP;
Hiroshi Inoue, Yokohama, JP;
Toshikazu Kaneda, Yokohama, JP;
Toshiaki Moriya, Sagamihara, JP;
Tsutomu Kumazawa, Hiratsuka, JP;
Mitsui Toatsu Chemicals, Inc., Tokyo, JP;
Abstract
There is disclosed a resin composition comprising a product produced by the reaction of (a) a prepolymer prepared by reacting a diisocyanate with a hydroxy fatty acid ester or a mixture of a hydroxy fatty acid ester and a polyether polyol, with (b) at least one member selected from the group consisting of aromatic polyamines, polyether polyamines and polyether polyimines or a mixture of such a member as above and a polyether polyol. The resin composition is useful as an internal release agent for resins for reaction injection molding.