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:
Feb. 15, 1977
Filed:
Apr. 17, 1975
Yeda Research and Development Co., Ltd., Rehovot, IL;
Abstract
The present disclosure relates to improved polymeric materials and to a process for preparing same, which comprises blending suitable polymers into novel polymeric alloys. The disclosure further relates to novel fire-retarding and flame-resistant materials comprising such polymeric alloys and to novel membrane materials and membranes, adapted to provide novel processes of separation based on membrane technology. The novel polymeric alloys comprise commercially available polymers, blended with novel polymeric phosphonates of the general formula: ##STR1## WHEREIN: M, M', N, N' ARE ZERO OR ANY INTEGER, P IS AN INTEGER HIGHER THAN 10
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