Felts and nonwoven fabrics based on polyester fibers and glass f

Details Felts and nonwoven fabrics based on polyester fibers and glass f Felts and nonwoven fabrics based on polyester fibers and glass f

1991-05-28

1992-10-13

Chin, Peter

Paper making and fiber liberation

Processes and products

Plural fiber containing

162146, 162207, D21H 1324

Patent

active

051547988

ABSTRACT:
Felts and non-woven fabrics comprising glass fibers and unstretched polyester fibers having a titer higher than 3 dtex, a break elongation higher than 100%, a modulus lower than 200 g/tex, a crystallinity lower than 20%, and a toughness lower than 20 g/tex.

REFERENCES:
patent: 3489643 (1970-01-01), Hoffman
patent: 3622445 (1971-11-01), Heidweiller
patent: 4234379 (1980-11-01), Conway et al.
patent: 4247364 (1981-01-01), Culp
patent: 4318774 (1982-03-01), Powell et al.
Battista, Synthetic Fibers in Papermaking, Interscience Publishers, (1964) p. 85.

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