Thermochromic color masterbatch

Details Thermochromic color masterbatch Thermochromic color masterbatch

1988-10-28

1990-09-18

Lieberman, Allan M.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

523205, 523206, 523207, 523351, 524277, 524487, 524488, C08K 904, C08L 9106

Patent

active

049579495

ABSTRACT:
Disclosed is a thermochromic color masterbatch for use in a thermoplastic resin comprising a wax having substantially homogeneously dispersed therein a thermochromic granular material which is coated with a hydrophilic high-molecular weight substance, said thermochromic granular material being a mixture of a thermochromic composition comprising an electron-donating chromogen, an electron acceptor and a solvent with a thermosetting resin.

REFERENCES:
patent: 3560229 (1971-02-01), Farnham et al.
patent: 4173492 (1979-11-01), Pollard
patent: 4271211 (1981-06-01), Knepper
patent: 4826550 (1989-05-01), Shimizu et al.
Abstract, Japanese Patent No. 58-32671, Keino, 5/83.

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