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:
Oct. 20, 2020
Filed:
Dec. 16, 2015
Applicant:
Council of Scientific & Industrial Research, New Delhi, IN;
Inventors:
Manohar Virupax Badiger, Pune, IN;
Rajeshwari Shyamji Gour, Pune, IN;
Prakash Purushottam Wadgaonkar, Pune, IN;
Assignee:
COUNCIL OF SCIENTIFIC & INDUSTRIAL RESEARCH, New Delhi, IN;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08L 63/04 (2006.01); C08G 59/38 (2006.01);
U.S. Cl.
CPC ...
C08L 63/04 (2013.01); C08G 59/38 (2013.01);
Abstract
The present invention disclosed novel epoxy novolac composite comprising environmentally friendly toughening agents based on bio-derived chemicals namely, Difunctional glycidyl ether epoxy resin (Cardolite NC-514) and Polyglycidyl ether of an alkenyl phenol formaldehyde novolac resin (Cardolite NC-547) used for the toughening of epoxy novolac resin namely Poly[(phenyl glycidyl ether)-co-formaldehyde] [PPGEF].