Thermoplastic elastomeric polyimide linked by oligomeric thio ch

Details Thermoplastic elastomeric polyimide linked by oligomeric thio ch Thermoplastic elastomeric polyimide linked by oligomeric thio ch

1989-01-17

1991-01-08

Anderson, Harold D.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

528220, 528229, 528321, 528322, 528367, C08G 7310

Patent

active

049837052

ABSTRACT:
A thermoplastic polymer having a repeating unit of the formula (I), (II), or (III): ##STR1## where LG is a linking group and W is an oligomeric chain selected from the group consisting of polyether, a polythioether, a polyetherthioether, polycarbonyl, or polysulfonyl, or a copolymer thereof.

REFERENCES:
patent: 4435560 (1984-03-01), Takahashi et al.
patent: 4526838 (1985-07-01), Fujioka et al.
patent: 4808646 (1989-02-01), Dahms
patent: 4831102 (1989-05-01), Yamaya et al.

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