Process for producing small polymer phase droplet microemulsions

Details Process for producing small polymer phase droplet microemulsions Process for producing small polymer phase droplet microemulsions

Filed on

1993-08-12

Date issued

1994-10-11

Examiner

Schofer, Joseph L.

Patent Class

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

SubClass

Synthetic resins

SubSubClass

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

Other Related Categories

524535, 524529, 524801, C08F 232

Type

Patent

Status

active

Patent number

053548019

Description

ABSTRACT:
A novel method for producing compositions comprising polymeric solution droplets is disclosed. The products are useful as retention aids in paper pulps, as flocculating agents for flocculating a wide variety of dispersions of suspended solids and as drive fluids for use in oil recovery.

REFERENCES:
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patent: 4681912 (1987-07-01), Durand et al.
patent: 4954538 (1990-09-01), Dauplaise et al.
patent: 4968435 (1990-11-01), Neff et al.
patent: 5110864 (1992-05-01), Robinsion et al.
Naidus, "Emulsion Polymers for Paints," Industrial and Engineering Chemistry, vol. 45, No. 4, pp. 712-717 (Apr. 1953).
Rohm and Haas, "Emulsion Polymerization of Acrylic Monomers," pp. 7, 14-18.
C. Holtzscherer, S. Candau, and F. Candau in K. L. Mittal and P. Bothorel, eds., Surfactants in Solution, in press.
Holtzscherer et al., "Application of the Cohesive Energey Ratio Concept (CER) to the Formation of Polymerizable Microemulsions," Colloids and Surfaces, 29, (1988) 411-423.
Holtzscherer et al., "Modification of Polyacrylamide Microlatices by Using a Seeding Procedure," Institut Charles Sadron, pp. 1473-1481.
Morgan, "Multifeed Emulsion Polymers: The Effects of Monomer Feed Sequence and the Use of Seed Emulsion Polymers," J. App. Poly. Sci., vol. 27, 2033-2042 (1982).

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