Patents Assigned to Arcal Chemicals, Inc. - Justia Patents Search

Patents Assigned to Arcal Chemicals, Inc.

Admixture of alkali-metal nitrate with water-soluble condensate of sulfonated aromatic hydrocarbon and aliphatic aldehyde

Patent number: 4026723

Abstract: A composition comprising a major proportion of alkali-metal nitrate and a minor proportion of water-soluble condensate of sulfonated aromatic hydrocarbon with aliphatic aldehyde has a synergistic effect in accelerating the rate of set of concrete to which it is added.

Type: Grant

Filed: October 30, 1975

Date of Patent: May 31, 1977

Assignee: Arcal Chemicals, Inc.

Inventors: Tibor T. Grof, Gloven G. De La Cruz