Conjugate filaments

Details Conjugate filaments Conjugate filaments

1977-01-19

1978-09-19

Kendell, Lorraine T.

Stock material or miscellaneous articles

Coated or structually defined flake, particle, cell, strand,...

Rod, strand, filament or fiber

264171, 428369, 428370, D02G 300

Patent

active

041156200

ABSTRACT:
Conjugate filaments which exhibit a high degree of spontaneous crimp and good modulus are described. The filaments comprise at least 2 components, one of which being a blend of polypropylene with 5 to about 50% of certain low molecular weight hard resins derived from hydrocarbons having at least 4 carbon atoms or rosin derivatives and another component being polypropylene or a blend of polypropylene and a different amount of the hard resin or rosin derivative.

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patent: 3666836 (1972-05-01), John
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