Matted (delustered) artificial hair and method of preparation th

Details Matted (delustered) artificial hair and method of preparation th Matted (delustered) artificial hair and method of preparation th

1989-01-04

1990-07-31

Green, Randall L.

Prosthesis (i.e., artificial body members), parts thereof, or ai

Implantable prosthesis

Hair or skin

28219, A61F 210

Patent

active

049447513

ABSTRACT:
A matted (delustered) artificial hair which is disclosed herein comprises a fiber made of a synthetic resin. A large number of irregular scrubbed flaws is formed circumferentially on the surface of a monofilament having a substantially circular section. A method for preparation of such an artifical hair which method comprises placing a bundle of monofilaments of a synthetic fiber and each having a substantially circular section between two abrasive-coated plates each having a soft layer on a surface thereof, and allowing the two abrasive-coated plates to reciprocate in the opposite directions at an angle of 45.degree. to 90.degree. with respect to the longitudinal direction of the monofilament while applying a slight pressure in the presence of an abrasive, whereby a large number of scrubbed flaws is formed circumferentially on the surface of each monofilament.

REFERENCES:
patent: 1957508 (1934-05-01), Taylor

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