Hollow copolyamide article

Details Hollow copolyamide article Hollow copolyamide article

1984-04-20

1987-09-29

Kittle, John E.

Stock material or miscellaneous articles

Composite

Of polyamide

428 35, 528310, B32B 2708, C08G 6908

Patent

active

046968652

ABSTRACT:
A new article of manufacture in the form of a hollow, shaped, blow molded article formed of a composition comprising a copolyamide of hexamethylene terephthalamide and hexamethylene isophthalamide, the ratio of terephthalic acid to isophthalic acid used in forming the copolyamide being between about 1.0 to about 1.9. Such article may be formed from a precursor in the form of a hollow, shaped, tubular preform formed of such copolyamide composition.

REFERENCES:
patent: 3549601 (1970-12-01), Fowell
patent: 3597400 (1971-08-01), Kashiro et al.
patent: 4022756 (1977-05-01), Chapman et al.
patent: 4255560 (1981-03-01), Meyer et al.
patent: 4261473 (1981-04-01), Yamada et al.
patent: 4288478 (1981-09-01), Kinoshita et al.

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