Silicone antifoam compositions

Details Silicone antifoam compositions Silicone antifoam compositions

1994-08-09

1996-07-02

Lovering, Richard D.

Compositions

Preservative agents

Anti-corrosion

252358, B01D 1904

Patent

active

055319297

ABSTRACT:
The present invention relates to an antifoam composition comprising a liquid organosilicon polymer and silica micropowder having a specific surface area of at least 50 m.sup.2 /g. The silicone antifoam composition of the present invention exhibits an excellent and long-lasting antifoam performance under strong alkaline conditions.

REFERENCES:
patent: 3113930 (1963-12-01), Chevalier
patent: 3235509 (1966-02-01), Nitzsche et al.
patent: 3666681 (1972-05-01), Keil
patent: 3746653 (1973-07-01), Churchfield
patent: 4042528 (1977-08-01), Abe
patent: 4514319 (1985-04-01), Kulkarni et al.
patent: 4741861 (1988-05-01), Okada et al.
patent: 5055229 (1991-10-01), Pelton et al.
patent: 5087720 (1992-02-01), Kishita et al.
patent: 5117025 (1992-05-01), Takago et al.
patent: 5153258 (1992-10-01), Nakahara et al
patent: 5192336 (1993-03-01), Grewal
Journal of Applied Polymer Science, vol. 40, pp. 789-797, 1990, M. J. Owen et al.

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