Heat-strengthened yarn

Details Heat-strengthened yarn Heat-strengthened yarn

1987-03-25

1988-02-02

Robinson, Ellis P.

Stock material or miscellaneous articles

Coated or structually defined flake, particle, cell, strand,...

Rod, strand, filament or fiber

428364, 428372, 428375, 428395, B32B 900, B32B 2520

Patent

active

047228644

ABSTRACT:
Application of hydrophobic silica to an anisotropic-melt forming polyester yarn reduces interfilament and intrafilament fusion during heat-strengthening. Improvements in adhesion of yarn to certain matrices are noted.

REFERENCES:
patent: 3998988 (1976-12-01), Shimomai et al.
patent: 4083829 (1978-04-01), Calundann et al.
patent: 4118372 (1978-10-01), Schaefgen
patent: 4153779 (1979-05-01), Jackson, Jr. et al.
patent: 4424184 (1984-01-01), Eskridge et al.

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