Polyarylalkane oligomer compositions and process for their manuf

Details Polyarylalkane oligomer compositions and process for their manuf Polyarylalkane oligomer compositions and process for their manuf

1988-07-01

1990-09-11

Lovering, Richard D.

Compositions

Solvents

4284022, 503213, 585 11, 585 19, 585 25, 585320, B01F 100

Patent

active

049561200

ABSTRACT:
Polyarylalkane oligomer compositions containing essentially of a mixture of isomers of benzylcumene and its higher homologues and a mixture of isomers of bis(isopropylphenyl)phenylmethane; the method of making such compositions by first reacting chlorine with toluene, xylene, or a mixture of toluene and xylene in the presence of a radical generator, removing the unreacted toluene and/or xylene, and then subjecting the reaction product to the action of an inorganic halide or of an inorganic acid in the presence of a benzene-related compound; and microcapsules containing color-forming material wherein the compositions are used as solvents for the color-forming material.

REFERENCES:
patent: 3846331 (1974-11-01), Konishi et al.
patent: 4251675 (1981-02-01), Engel
patent: 4523044 (1985-06-01), Commandeur et al.
patent: 4737189 (1988-04-01), Nakamura et al.

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