Thermochromic acrylic synthetic fiber, its processed...

Details Thermochromic acrylic synthetic fiber, its processed... Thermochromic acrylic synthetic fiber, its processed...

C - Chemistry, Metallurgy

08

K

C08K 5/3432 (2006.01) C08K 5/00 (2006.01) C08K 5/18 (2006.01)

Patent

CA 2330090

A thermochromic acrylic synthetic fiber comprising an acrylonitrile polymer in which a thermochromic pigment composition with an average particle diameter of from 0.5 µm to 30 µm is dispersedly contained in an amount of from 0.5% by weight to 40% by weight based on the weight of the polymer, and being made into fibers; the pigment composition containing (a) an electron-donating color-developing organic compound, (b) an electron-accepting compound and (c) a reaction medium that determines the temperature at which the color-developing reaction of the both compounds takes place. Also disclosed are a processed article of the above thermochromic acrylic synthetic fiber, and a process for producing the thermochromic acrylic synthetic fiber.

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