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:
Jan. 03, 1984
Filed:
Sep. 20, 1982
Applicant:
Inventors:
Paul Taylor, North Andover, MA (US);
Michael Gulla, Sherborn, MA (US);
Assignee:
Shipley Company Inc., Newton, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ;
U.S. Cl.
CPC ...
525501 ; 525934 ; 528153 ;
Abstract
This invention relates to resin blends of naphthol resins and novolak resins. Naphthol resins are acid catalyzed condensation products of an aromatic alcohol with an aldehyde where the aromatic alcohol is a naphthol or a mixture of a naphthol and a phenol. The blends of the invention preferably contain a total of from 5 to 35 mole percent repeating units derived from naphthol. The blends are useful as molding compounds or as film forming materials.