Process for concentrating polymer latexes

Details Process for concentrating polymer latexes Process for concentrating polymer latexes

2005-02-15

2005-02-15

Cheung, William K. (Department: 1713)

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...

C524S845000, C524S846000, C524S843000

Reexamination Certificate

active

06855766

ABSTRACT:
The invention concerns a process for concentrating polymer latexes, which can be separated into a latex phase and a serum phase in a separator with the aid of an auxiliary coalescing device.

REFERENCES:
patent: 5225084 (1993-07-01), Assmann et al.
patent: 5242596 (1993-09-01), Bachem et al.
patent: 43 05 547 (1994-08-01), None
patent: 544449 (1942-04-01), None
Houben-Weyl, vol. XIV/1, Makromol. Stoffe Part I, 4thedition, p. 515, (month unavailable) 1961, Hermann Hagemann and Dieter Klamann, 2.9 aus prim. “Nitro-alkanen (modifizierte NEF-Reaktion”.
Polymer Colloids, Elsevier Applied Science Publishers, p. 272 (month unavailable) 1985, D.C. Blackley, “Concentration of Natural Rubber Latex”.
Industrial and Engineering Chemistry, vol. 43, Feb. 1951, pp. 406-412, Ernst Schmidt and R.H. Kelsey, “Creaming Latex with Ammonium Alginate”.

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