Polyimides-polyamides from tricyclo [4.2.1.0.sup.2,5 ] nonane-3,

Details Polyimides-polyamides from tricyclo [4.2.1.0.sup.2,5 ] nonane-3, Polyimides-polyamides from tricyclo [4.2.1.0.sup.2,5 ] nonane-3,

1982-09-29

1983-07-05

Lee, Lester L.

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

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

428458, 4284735, 4284744, 528125, 528128, 528188, 528206, 528208, 528220, 528229, 528352, 528353, C08G 7314

Patent

active

043919677

ABSTRACT:
This invention relates to novel polyimides-polyamides and copolyimides-polyamides prepared from the novel nonaromatic dianhydrides or mixtures of these with other dianhydrides. Tricyclo [4.2.1.0.sup.2,5 ] nonane-3,4-dimethyl-3,4,7,8-tetracarboxylic acid dianhydride (I). I is used to prepare novel polyimides-polyamides which are useful in preparing molded articles, fibers, laminates and coatings.

REFERENCES:
patent: 3257418 (1966-06-01), Vermont
patent: 3299102 (1967-01-01), Bradshaw
patent: 3413316 (1968-11-01), Bradshaw
patent: 3423431 (1969-01-01), Starr et al.
patent: 3472749 (1969-10-01), Bradshaw
patent: 3503998 (1970-03-01), Schuller et al.
patent: 4358580 (1982-11-01), Nimry
patent: 4360657 (1982-11-01), Nimry et al.

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