Binder for electrophotographic toner

Details Binder for electrophotographic toner Binder for electrophotographic toner

1994-12-23

1996-07-16

Marquis, Melvyn I.

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

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

525106, 525437, 525479, 526279, C08F 800

Patent

active

055367828

ABSTRACT:
Disclosed is an electrophotographic toner binder which comprises a silicone-grafted copolymer produced by radical copolymerization of an organopolysiloxane compound represented by the following general formula (I) and another monomer capable of undergoing the radical copolymerization with said organopolysiloxane compound: ##STR1## wherein R.sup.1 represents a hydrogen atom or a methyl group; R.sup.2 represents a divalent hydrocarbon group containing 1 to 12 carbon atoms, which may have one or more of an oxygen atom interposed in its carbon chain; R.sup.3 represents a monovalent hydrocarbon group containing 1 to 6 carbon atoms; m represents 1, 2 or 3; and n represents an integer from 20 to 200.

REFERENCES:
patent: 5061481 (1991-10-01), Suzuki et al.
patent: 5166276 (1992-11-01), Hayama et al.
patent: 5219560 (1993-06-01), Suzuki et al.
patent: 5256739 (1993-10-01), Ono et al.

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