Method of manufacturing a molded article having good dimensional

Details Method of manufacturing a molded article having good dimensional Method of manufacturing a molded article having good dimensional

1985-11-22

1988-01-05

Weston, Caleb

Stock material or miscellaneous articles

Composite

Of polyamidoester

15624411, 15624423, 15624424, 15624427, 4284237, 4284258, 428457, 428458, 428480, 428515, 528190, B29C 6566

Patent

active

047176245

ABSTRACT:
A laminated sheet comprises a first layer of a melt-phase anisotropy exhibiting thermoplastic polymer, having a negative linear expansion coefficient in the direction of the polymer flow and a second layer having a positive linear expansion coefficient in the direction of the polymer flow, both layers having been laminated one on another in the alternative way, further each layer having a thickness such that the negative linear expansion coefficient of said first layer and the positive linear expansion coefficient of the second layer having been offset against each other.

REFERENCES:
patent: 3925591 (1975-12-01), Breitenfellner et al.
patent: 4053341 (1977-10-01), Kleiner et al.
patent: 4384016 (1983-05-01), Ide et al.
patent: 4472227 (1984-09-01), Toyoda et al.
patent: 4522974 (1985-06-01), Calundann et al.

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