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:
Jul. 22, 1980
Filed:
Jun. 16, 1978
Bruce S Goldberg, Clifton, NJ (US);
Mahendra Shah, Newark, NJ (US);
Amerace Corporation, New York, NY (US);
Abstract
A continuous process for preparing a microporous flexible shape or sheet of a sulfur-free, cured polymeric material of a curable rubber, an ethylene-propylene copolymer or mixtures of the curable rubber and ethylene-propylene copolymer of a predetermined flexibility ranging from a drapable, conformable shape to a stiff material; electron beam curing of the curable polymeric material at low irradiation levels is one advantage of the continuous process as well as the capability of producing also backed materials using considerably thinner polymeric material layers thereon; the products obtained thereby are suitable as battery separators.