Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From phenol – phenol ether – or inorganic phenolate
Patent
1987-11-13
1990-02-27
Morris, Theodore
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From phenol, phenol ether, or inorganic phenolate
25229901, 428 1, 528176, 528179, 528190, 525437, C09K 1952, C08G 6944
Patent
active
049047523
ABSTRACT:
A liquid crystal copolyester having a blocked molecular chain terminal comprising a copolyester which exhibits anisotropy in a molten state and has a functional group located at the terminal of its molecular chain and is blocked with a low-molecular compound having at least one aromatic ring and a molecular weight of 350 or less.
REFERENCES:
patent: 3657191 (1972-04-01), Titzmann et al.
patent: 4184996 (1980-01-01), Calundann
patent: 4728698 (1988-03-01), Isayev et al.
Hijikata Kenji
Kanoe Toshio
Morris Theodore
Polyplastics Co. Ltd.
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