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:
Dec. 21, 1976
Filed:
Dec. 29, 1975
Applicant:
Inventor:
Satish Chandra Malhotra, Parkersburg, WV (US);
Assignee:
E. I. Du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ; C08K / ;
U.S. Cl.
CPC ...
260 / ; 260 / ; 260 4214 ; 260 4215 ; 260 4216 ; 260 4218 ; 260 4226 ; 260 4227 ; 260 4254 ; 260 4255 ;
Abstract
A means for reducing discoloration or dark spotting occurring at air-starved areas of glass filled agglomerated granular tetrafluoroethylene resin during sintering is described which comprises employing a silicone and an agent that forms a substantially water-soluble complex with iron during the agglomeration of the filled poly-tetrafluoroethylene mixture in liquid.