Dielectric liquid compositions containing hydroxybenzaldehyde

Details Dielectric liquid compositions containing hydroxybenzaldehyde Dielectric liquid compositions containing hydroxybenzaldehyde

1989-09-27

1991-05-07

Lieberman, Paul

Inductor devices

With outer casing or housing

Fluid insulation

252570, 252573, 252578, 252579, 252581, 174 17LF, 361319, 503213, H01F 2712, H01G 422, H01B 320

Patent

active

050140337

ABSTRACT:
Novel dielectrically improved liquid compositions include at least one electrical insulating oil (A), e.g., benzyltoluene or oligomers thereof, and at least one aldehyde (B) containing at least six carbon atoms, or a functionally substituted such aldehyde, e.g., 3-ethoxy-4-hydroxybenzaldehyde.

REFERENCES:
patent: 3844968 (1974-10-01), Jay
patent: 3928705 (1975-12-01), Loft et al.
patent: 4018693 (1977-04-01), Mead et al.
patent: 4276184 (1981-06-01), Mandelcorn et al.
patent: 4347169 (1982-08-01), Sato et al.
patent: 4401871 (1983-08-01), Lloyd et al.
patent: 4506107 (1985-03-01), Sato et al.
patent: 4549034 (1985-10-01), Sato et al.
patent: 4679119 (1987-07-01), Saedigian
Current Science, vol. 53, No. 7, pp. 366-367, Apr. 5, 1984.

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