Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1996-08-12
1998-09-22
Mullis, Jeffrey
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
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.
Kirikihira Isamu
Kubo Yuji
Yamakawa Hiroshi
Mullis Jeffrey
Tosoh Corporation
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