Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From phenol – phenol ether – or inorganic phenolate
Patent
1995-03-14
1996-10-29
Seidleck, James J.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From phenol, phenol ether, or inorganic phenolate
528125, 528128, 528173, 528174, 528176, 528179, 528188, 528189, 528220, 528229, 528353, C08G 7310, C08G 6926
Patent
active
055697380
ABSTRACT:
This invention relates to melt processable copolymer of etherimideimide/etherimide herein-after identified as PEII/PEI copolymer of following structural formula(I). ##STR1## wherein, R and R' are independently selected from the groups of ##STR2## Ar and Ar' are independently selected from the groups of ##STR3## (wherein, R1 is H or C1-C6 alkyl group,
REFERENCES:
patent: 5212277 (1993-05-01), Lee et al.
patent: 5260404 (1993-11-01), Whiteley et al.
Choi Kil Y.
Don Youn S.
Hong Young T.
Won Jong C.
Woo Sang S.
Cheil Industries Inc.
Hampton-Hightower P.
Korea Research Institute of Chemical Technology
Seidleck James J.
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