Method of making fibers containing hair particles

Details Method of making fibers containing hair particles Method of making fibers containing hair particles

1977-04-21

1978-09-05

Hoag, Willard E.

Plastic and nonmetallic article shaping or treating: processes

Forming continuous or indefinite length work

Shaping by extrusion

83 15, 241 23, 241DIG37, 260 37R, 260 37EP, 260 37N, 260 37SB, 264243, B29F 300, B29B 100, B29B 112

Patent

active

041120400

ABSTRACT:
Method of making fibers suitable for making a hair brush includes a matrix or pad made of a flexible material and a plurality of relatively rigid, single natural-type bristles having their lower ends anchored by flexible, sleevelike members projecting upward from the matrix. Also disclosed is a method of forming the bristles which includes comminuting natural bristles at a low temperature and then forming a thick slurry of the comminuted bristles and a binder, which is then molded and cured to form bristles having improved characteristics.

REFERENCES:
patent: 2895173 (1959-07-01), Atticks
patent: 3279974 (1966-10-01), Twilley et al.
patent: 3503919 (1970-03-01), Cadus
patent: 3658259 (1972-04-01), Ledergerber
Anon., Modern Plastics Encyc., McGraw-Hill, N.Y., Sep. 1965, vol. 43, 1A, p. 595

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