Environmental control of needled mat production

Details Environmental control of needled mat production Environmental control of needled mat production

1980-12-11

1983-09-20

Mackey, Robert

Textiles: manufacturing

Textile product fabrication or treatment

Fiber entangling and interlocking

28112, 65 9, 65 111, D04H 310

Patent

active

044047177

ABSTRACT:
A process is described for improving needling efficiency in the preparation of continuous fiber glass strand needled mat involving subjecting the continuous glass strand mat to environmental treatments before and during needling to control mat moisture and temperatures. A low relative humidity and warm temperature environment is maintained during needling and the mat is exposed to similar treatment prior to needling.

REFERENCES:
patent: 2838420 (1958-06-01), Valente
patent: 2959509 (1960-11-01), Marshall
patent: 3869268 (1975-03-01), Briar et al.
patent: 3883333 (1975-05-01), Ackley
patent: 3996032 (1976-12-01), McWilliams et al.
patent: 4158557 (1979-06-01), Drummond
patent: 4208000 (1980-06-01), Drummond
patent: 4277531 (1981-07-01), Picone
patent: 4315789 (1982-02-01), Tongel

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