Treatment of polyester filaments with aromatic isocyanate mixtur

Details Treatment of polyester filaments with aromatic isocyanate mixtur Treatment of polyester filaments with aromatic isocyanate mixtur

1972-08-16

1977-10-04

Woo, Jay H.

Plastic and nonmetallic article shaping or treating: processes

Mechanical shaping or molding to form or reform shaped article

Reshaping running or indefinite-length work

264137, 427171, D01D 512

Patent

active

040525015

ABSTRACT:
Polyester filaments treated with aromatic isocyanate to provide improved adhesion to rubber also have improved fatigue resistance and improved drawability provided the aromatic isocyanate used is a mixture of 50 to 90% di-functional aromatic isocyanates and the remainder higher than di-functional aromatic isocyanates.

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patent: 3329758 (1967-07-01), Morgan et al.
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patent: 3383242 (1968-05-01), Macura et al.
patent: 3549740 (1970-12-01), Schwarz
patent: 3561937 (1971-02-01), Matthews
patent: 3703426 (1972-11-01), Larson et al.
patent: 3755165 (1973-08-01), Bhakuni et al.

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