| (19) |
 |
|
(11) |
EP 0 283 922 A3 |
| (12) |
EUROPEAN PATENT APPLICATION |
| (88) |
Date of publication A3: |
|
26.10.1988 Bulletin 1988/43 |
| (43) |
Date of publication A2: |
|
28.09.1988 Bulletin 1988/39 |
| (22) |
Date of filing: 17.03.1988 |
|
|
| (84) |
Designated Contracting States: |
|
DE FR GB |
| (30) |
Priority: |
23.03.1987 US 28950
|
| (71) |
Applicant: DOW CORNING CORPORATION |
|
() |
|
|
| |
|
| (54) |
Siloxane-polyalphaolefin hydraulic fluid |
(57) There is provided a homogeneous blend of a dimethylsiloxane/ alkylmethylsiloxane
copolymer with a hydrogenated polyalphaolefin based on oligomers of decene-1. The
blend serves as a base fluid which has a viscosity-temperature profile and flash point
suitable for use in a -54°C. to 135°C. fire-resistant hydraulic fluid having particular
utility in military aircraft hydraulic systems.