SU1572020A1 - HYDRAULIC FLUID - Google Patents
HYDRAULIC FLUIDInfo
- Publication number
- SU1572020A1 SU1572020A1 SU4429696/04A SU4429696A SU1572020A1 SU 1572020 A1 SU1572020 A1 SU 1572020A1 SU 4429696/04 A SU4429696/04 A SU 4429696/04A SU 4429696 A SU4429696 A SU 4429696A SU 1572020 A1 SU1572020 A1 SU 1572020A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- hydraulic fluid
- methylphenol
- polyisobutylene
- distillation
- tert
- Prior art date
Links
Abstract
Гидравлическая жидкость на основе фракции тяжелой нефти, содержащая антиокислительную присадку, отличающаяся тем, что, с целью улучшения низкотемпературных и вязкостных свойств, в качестве фракции тяжелой нефти она содержит фракцию, выкипающую при 180 - 300C, в качестве антиокислительной присадки содержит кубовый остаток после отгонки 2,6-ди-трет-бутил-4-метилфенола при его производстве и дополнительно содержит раствор полиизобутилена в минеральном масле при следующем соотношении компонентов, мас.%:Кубовый остаток после отгонки 2,6-ди-трет-бутил-4-метилфенола - 5 - 6Раствор полиизобутилена в минеральном масле - 4 - 5Фракция тяжелой нефти, выкипающая при 180 - 300C - До 100Hydraulic fluid based on a heavy oil fraction containing an antioxidant additive, characterized in that, in order to improve its low-temperature and viscosity properties, it contains a fraction boiling away at 180 - 300C, as an anti-oxidant additive it contains VAT residue after distillation 2 , 6-di-tert-butyl-4-methylphenol in its production and additionally contains a solution of polyisobutylene in mineral oil in the following ratio, wt.%: VAT residue after distillation of 2,6-di-tert-bu thyl-4-methylphenol - 5 - 6 Solution of polyisobutylene in mineral oil - 4 - 5 Heavy oil fraction boiling away at 180 - 300 ° C - Up to 100
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU4429696/04A SU1572020A1 (en) | 1988-05-24 | 1988-05-24 | HYDRAULIC FLUID |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU4429696/04A SU1572020A1 (en) | 1988-05-24 | 1988-05-24 | HYDRAULIC FLUID |
Publications (1)
Publication Number | Publication Date |
---|---|
SU1572020A1 true SU1572020A1 (en) | 1999-05-20 |
Family
ID=60529139
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SU4429696/04A SU1572020A1 (en) | 1988-05-24 | 1988-05-24 | HYDRAULIC FLUID |
Country Status (1)
Country | Link |
---|---|
SU (1) | SU1572020A1 (en) |
-
1988
- 1988-05-24 SU SU4429696/04A patent/SU1572020A1/en active
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