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:
Jun. 08, 1976
Filed:
Mar. 06, 1974
Applicant:
Inventors:
Ian MacMillan Ward, Bramhope, near Leeds, EN;
Giancarlo Capaccio, Leeds, EN;
Assignee:
National Research Development Corporation, London, EN;
Primary Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
526352 ; 528502 ; 528503 ; 528481 ; 264288 ; 264289 ; 2642 / ;
Abstract
An oriented high density polyethylene polymer material having a weight average molecular weight of less than 200,000, a number average molecular weight of less than 20,000, a ratio of weight average molecular weight M.sub.w to number average molecular weight M.sub.n such that for M.sub.n > 10.sup.4, M.sub.w /M.sub.n < 8 and for M.sub.n < 10.sup.4, M.sub.w /M.sub.n < 20, and a Young's modulus greater than 3 .times. 10.sup.10 N/m.sup.2.