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. 06, 1994
Filed:
Jan. 31, 1992
Applicant:
Inventor:
Cheruthur Govindan, Murrysville, PA (US);
Assignee:
PPG Industries, Inc., Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; D06M / ; D06M / ; D06M / ;
U.S. Cl.
CPC ...
428272 ; 252-89 ; 4273934 ; 428395 ;
Abstract
Disclosed is a soil release composition for application to or finishing on polyester textile that is heat set at a temperature of 375.degree. F. (191.degree. C.) or higher, said composition comprising a non-fiber forming polyester-polyether copolymer and an antioxidantly effective amount of an acid catalyzed phenol-formaldehyde condensation product of the Novolak type.