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.

Date of Patent:
Sep. 07, 1999

Filed:

Oct. 30, 1998
Applicant:
Inventors:

Kung-Lung Cheng, Hsinchu, TW;

Woan-Shiow Tzeng, Hsinchu, TW;

Shu-Chen Lin, Lang, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
549560 ; 549517 ; 528 94 ; 528 98 ;
Abstract

A number of new phenolepoxy resins are prepared by reacting polyphenol, epihalohydrin and imidazole in a homogeneous reaction medium. These include the following compounds: ##STR1##


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