Esteramide copolymers and production thereof

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...

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528292, C08G 6944, C08G 6940

Patent

active

058114955

ABSTRACT:
Elastomeric block copolymers comprising polyether chains as soft segment in combination with aromatic polyamide chains as hard segment are disclosed, the soft and hard segments being introduced under a sequence control so as to develop excellent physical and mechanical properties. Processes for producing the elastomeric block copolymers are also disclosed.

REFERENCES:
patent: 4810770 (1989-03-01), Greene et al.
Patent Abstracts of Japan, Abstract of JP-A 4 293 923 Mar. 1993.
Patent Abstracts of Japan, Abstract of JP-A 59 217 726 Apr. 1985.
Kobayashi et al., translation of JP 44-30751, Dec. 1969.

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