Title: Liquid abrasive compositions containing a silicate suspending agent

Abstract: There is disclosed a liquid abrasive composition comprising an aqueous suspension of a substantially water-insoluble particulate abrasive, a nonionic surfactant and a suspending agent selected from natural and synthetic clays, hydrophobically treated clays, fumed silica, magnesium montmorillonite, and complex magnesium aluminum silicates.

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Inventors: Rayner, George Geoffrey (Eccles, EN)

Application Number: 479328
Filing Date: 1974-06-14
Publication_date: 1976-06-29
Assignee: Colgate-Palmolive Company (New York, NY)
Primary Class(es): 51/308 106/3, 510/238, 510/239, 510/281, 510/369, 510/386, 510/502, 510/507
Other Classes:
US Patent Ref:

1965299	Jul, 1934	Patterson	51/308.
2275049	Mar, 1942	Keller	51/308.
2944879	Jul, 1960	Allen et al.	51/308.
3020140	Feb, 1962	Bluth et al.	51/308.
3089764	May, 1963	Gorman	51/308.

Other Refs:
Primary Examiner: Arnold, Donald J.
Assistant Examiner:
Attorney: Baron; Steven J., Grill; Murray M., Sylvester; Herbert S.