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. 30, 1978
Filed:
Sep. 07, 1976
Applicant:
Inventor:
Timothy Alan Remmington, Hertford, EN;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K / ; C08K / ;
U.S. Cl.
CPC ...
260 / ; 260 / ; 260D / ;
Abstract
Polyester compositions suitable for the production of oriented films contain filler agglomerates of mixtures of primary inert particles having opposite electrical charges in polar media, preferably pyrogenic alumina and pyrogenic silica. The preferred particles give optically clear films and the presence of alumina aids filtration.