Terpolyamide from tetramethylene diamine

Details Terpolyamide from tetramethylene diamine Terpolyamide from tetramethylene diamine

1990-08-01

1992-01-28

Anderson, Harold D.

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

Synthetic resins

From carboxylic acid or derivative thereof

528335, 528347, C08G 6926

Patent

active

050845527

ABSTRACT:
The invention relates to a polyamide composition comprising tetramethylene adipamide, tetramethylene-terephthalamide and tetramethylene isophthalamide units. the polyamide composition has a melting temperature in the same order as the homopolymer tetramethylene adipamide, a comparable crystallinity but very improved melt stability and stiffness.

REFERENCES:
patent: 4849498 (1989-07-01), Roerdink et al.
patent: 4868280 (1989-09-01), Gaymans
(1) Table 3-CEP (Jan. 19895), p. 50.
(2) Industrielle Herstellung Und Eigenschaften Der Kunststoff pp. 1207-09, (1963). Translation Sheet (5).

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