Cardable hydrophobic polypropylene fiber, material and method fo

Details Cardable hydrophobic polypropylene fiber, material and method fo Cardable hydrophobic polypropylene fiber, material and method fo

1989-05-30

1990-07-03

Lindsay, Robert L.

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

156296, 156305, 4273931, 428290, 524274, B05D 302

Patent

active

049388320

ABSTRACT:
A method for placing hydrophobic polyolefin fiber in condition for cutting, carding and production of nonwoven material without substantial sacrifice in desired hydrophobic properties in the corresponding nonwoven, by utilization of a sequential treatment of the fiber with a neutralized phosphoric acid ester and a polysiloxane of defined classes.

REFERENCES:
patent: 3341451 (1967-09-01), Duziuba et al.
patent: 3423314 (1969-01-01), Campbell
patent: 3926816 (1975-12-01), Cohen et al.
patent: 4143206 (1979-03-01), Jager
patent: 4535013 (1985-08-01), Kuhn
patent: 4705704 (1987-11-01), Lane et al.

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