Electro rheological fluid

Details Electro rheological fluid Electro rheological fluid

1995-12-11

1997-10-21

Skane, Christine

Compositions

Heat-exchange, low-freezing or pour point, or high boiling...

Organic components

252 73, 252 79, 252572, C10M17100, C10M16904

Patent

active

056792808

ABSTRACT:
A homogeneous electro rheological fluid of the invention comprises a poly(.alpha.-amino acid) or a poly(.gamma.-glutamate), and an electric insulating liquid in a specific amount to. To provide a homogeneous electro rheological fluid of good stability, with long lasting and consistent performance in the presence of a trace of water. The fluid also exerts a good electro rheological effect wherein a hydrocarbon oil or an ester-type oil is used as an electric insulating liquid.

REFERENCES:
patent: 3047507 (1962-07-01), Winslow
patent: 4420647 (1983-12-01), Hammond et al.
patent: 5354489 (1994-10-01), Inoue et al.
patent: 5536428 (1996-07-01), Sasaki et al.
patent: 5562864 (1996-10-01), Salomon et al.

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