Aminoarylsulfonic acid-phenol-formaldehyde condensate and concre

Details Aminoarylsulfonic acid-phenol-formaldehyde condensate and concre Aminoarylsulfonic acid-phenol-formaldehyde condensate and concre

1991-10-09

1993-09-14

Kight, III, John

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

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

528172, 528173, 528174, 528129, 524 3, 524 4, 524 6, 524843, 106503, 106725, 106727, 106808, 106809, C08G 7500

Patent

active

052450015

ABSTRACT:
The present invention relates to aminoarylsulfonic acid-phenol-formaldehyde condensate useful for incorporation into cementing compositions, for example, mortar, cement paste and the like, for improving slumping characteristics.

REFERENCES:
patent: 4355141 (1982-10-01), Okada et al.
patent: 4936918 (1990-06-01), Furuhashi et al.
patent: 5092934 (1992-03-01), Furuhashi et al.
Chatterjee, et al., "Influence of Comonomer Functional Groups on the Reactivity Ratios of Some Phenolic Monomers," J. Macromol. Sci., Chem., vol. A19, No. 8, 1983, pp. 1221-1235.

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