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. 19, 1978
Filed:
Mar. 02, 1978
Applicant:
Inventors:
Yoshihiro Kitsuda, Kadoma, JP;
Takahisa Kouyama, Kadoma, JP;
Assignee:
Matsushita Electric Works, Ltd., Kadoma, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
260 293 ; 528140 ;
Abstract
A phenol-formaldehyde composition useful as a raw material for the preparation of phenolic resins, which comprises one or more phenols and not more than about 6 moles of formaldehyde per 1 mole of said one or more phenols, and, as optional components, not more than about 7 moles of water and not more than about 7 moles of methanol per 1 mole of said one or more phenols, the composition being obtained by dissolving formaldehyde into the one or more phenols, optionally with water or water plus methanol.