Emulsifier mixture for emulsion polymerization

Details Emulsifier mixture for emulsion polymerization Emulsifier mixture for emulsion polymerization

2005-03-22

2005-03-22

Metzmaier, Daniel S. (Department: 1712)

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

Synthetic resins

At least one aryl ring which is part of a fused or bridged...

C524S723000, C524S745000, C524S747000, C524S755000, C524S757000, C524S761000, C524S762000, C516S058000, C516S059000, C516S909000

Reexamination Certificate

active

06870001

ABSTRACT:
An emulsifier mixture comprising an emulsifier I of the formulain which X is O, S, CH2, NH or NR7, one or two of the radicals R1to R6are a group SO3⊖K⊕and the remainder of R1to R6are H or a C1-C18alkyl group, R7is a C1-C18alkyl group and K is a countercation,an emulsifier II of the formulain-line-formulae description="In-line Formulae" end="lead"?R8—O—(Z−O)n—SO3⊖K⊕in-line-formulae description="In-line Formulae" end="tail"?in which the variables have the following meanings:R8: C1-C18alkylZ: CH2—CH2orn: an integer from 1 to 50K: a cation,and a nonionic emulsifier III.

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Derwent Abstract on EAST, week 200341, London: Derwent Publications Ltd., AN 1999-582798, EP 952199 A1 (BASF AG), abstract.*
Hawley's Condensed Chemical Dictionary, Eleventh Edition, edited by Sax and Lewis, Sr. (Van Nostrand Reinhold Company, New York, NY, copyright 1987), 10-1989, p. 300, 626 and 763.

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