Coated cation exchange yarn and process

Details Coated cation exchange yarn and process Coated cation exchange yarn and process

1989-02-28

1991-01-29

Cannon, James C.

Bleaching and dyeing; fluid treatment and chemical modification

Chemical modification of textiles or fibers or products thereof

Using wave energy, electrostatic field or electrical discharge

811553, 811556, 811562, 811563, 811568, 811569, 57258, 210660, 210679, 2105001, 210508, 423DIG14, 427 36, 427 41, 427 44, 427 541, 427341, 427342, 4273899, 428378, 428394, 428421, 428422, 521 31, 521 32, 521 38, B05D 306, B05D 310, D06M 1410, D06M 1428, D06M 15256, D06M10122

Patent

active

049883640

ABSTRACT:
A sheath/core yarn having as its core a fluorinated cation exchange resin, oriented at least 1x, in alkali metal salt form and as its sheath an unoriented or oriented melt-fabricable precursor or derivative of the same salt-form fluorinated cation exchange resin. The invention also includes various processes for making the sheath/core yarn.

REFERENCES:
patent: 3985501 (1976-10-01), Grot et al.
patent: 4437951 (1984-03-01), Bissot et al.
patent: 4778723 (1988-10-01), Carl et al.

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