Dimethylpolysiloxane composition

Compositions – Vaporization – or expansion – refrigeration or heat or energy... – With low-volatile solvent or absorbent

Reexamination Certificate

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C252S067000, C252S078300

Reexamination Certificate

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06942820

ABSTRACT:
A dimethylpolysiloxane composition comprising at least two dimethylpolysiloxanes selected from dimethylpolysiloxanes represented by formula (1) or formula (2),wherein m is an integer with 0≦m≦10 and n is an integer with 3≦n≦10, one of said at least two dimethylpolysiloxanes is dodecamethylpentasiloxane contained in an amount of 15 to 95 wt % based on a total weight of the composition, and the composition has a moisture content of at most 50 ppm based on the total weight of the composition.

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patent: 5562945 (1996-10-01), Hijino et al.
patent: 5773403 (1998-06-01), Hijino et al.
patent: 5925338 (1999-07-01), Karassik et al.
patent: 6153525 (2000-11-01), Hendricks et al.
patent: 6438990 (2002-08-01), Hertling
patent: 2001-262168 (2001-09-01), None
patent: 1004410 (1983-03-01), None

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