Method of improving the flame retarding and fire blocking charac

Details Method of improving the flame retarding and fire blocking charac Method of improving the flame retarding and fire blocking charac

1989-07-11

1990-08-21

Kendell, Lorraine T.

Stock material or miscellaneous articles

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

Rod, strand, filament or fiber

428357, 428362, 428364, 428367, 428361, 428373, 428408, D02G 300

Patent

active

049505408

ABSTRACT:
Flame retarding and fire barrier structure comprising a blend of carbonaceous fibers and natural and/or synthetic fibers. The carbonaceous fibers have a nitrogen content of 5 to 35%, an LOI value of greater than 40 and are derived from stabilized acrylic fibers.

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patent: 4444574 (1984-04-01), Tradewell et al.
patent: 4457345 (1984-07-01), von Blucher et al.
patent: 4460650 (1984-07-01), Ogawa et al.
patent: 4539249 (1985-09-01), Curzio
patent: 4643931 (1987-02-01), McCullough, Jr. et al.
patent: 4698956 (1987-10-01), Clarke et al.

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