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:
May. 27, 1986
Filed:
Oct. 23, 1984
Applicant:
Inventors:
Hiromasa Kawai, Ichihara, JP;
Takashi Morinaga, Ichihara, JP;
Hiromu Miyajima, Ichihara, JP;
Toshio Akima, Ichihara, JP;
Mitsuharu Kato, Ichihara, JP;
Yutaka Hosoi, Ichihara, JP;
Assignee:
Hitachi Chemical Company, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
L08F / ;
U.S. Cl.
CPC ...
526282 ;
Abstract
A polymer obtained by polymerizing tricyclo[5.2.1.0.sup.2,6 ]deca-8-yl acrylate or methacrylate in an amount of 100-5% by weight with one or more copolymerizable unsaturated monomers in an amount of 0 to 95% by weight is excellent in transparency, moisture resistance, and heat resistance and is suitable as a material for optical elements.