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:
Oct. 03, 2000
Filed:
Oct. 17, 1997
Tetsuya Yamamura, Ibaraki, JP;
Tsuyoshi Watanabe, Ibaraki, JP;
Akira Takeuchi, Ibaraki, JP;
Takashi Ukachi, Ibaraki, JP;
Abstract
A novel photo-curable resin composition. The resin composition capable of providing a cured product having excellent mechanical strength, high dimensional accuracy, and excellent toughness. The resin composition is capable of providing a cured product which experiences little change in mechanical strength over time. The resin composition is capable of forming, by photo-fabricating, a three-dimensional object which can be used for a long period of time in a humid atmosphere. The composition comprises, (A) an epoxy compound having a cyclohexene oxide, (B) a cationic photo-initiator, (C) an ethylenically unsaturated monomer, (D) a radical photo-initiator, and (E) a polyol.