Coating method for forming smooth-ended bristles on a brush

Details Coating method for forming smooth-ended bristles on a brush Coating method for forming smooth-ended bristles on a brush

1990-03-05

1991-05-14

Lawrence, Evan

Coating processes

Nonuniform coating

Edge or border coating

427387, 4274301, 300 21, B05D 500, B05D 118

Patent

active

050155040

ABSTRACT:
The ends of bristles of a brush, e.g. a toothbrush, are treated with a polysiloxane prepolymer which is then cured. The treated bristles are smooth and round-ended.

REFERENCES:
patent: 4118270 (1978-10-01), Pan et al.
patent: 4263691 (1981-04-01), Pakarnseree
patent: 4724569 (1988-02-01), Eguchi et al.
patent: 4847120 (1989-07-01), Gent

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