Process oil, process for producing the same and rubber composition
US6399697B1 · kind B1 · utility
29Cited by
1References
5Claims
0Family size
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Key dates
| Filing date | Feb 8, 2000 |
| Grant date | Jun 4, 2002 |
| Priority date | — |
| Expiry date | Feb 8, 2020 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10G2300/44
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Process oil which satisfies requirements that a content of a polycyclic aromatic compound is less than 3% by weight, a content of an aromatic hydrocarbon is 18% by weight or more, a content of a polar compound is between 11 and 25% by weight, a kinematic viscosity at 100° C. is between 10 and 70 mm2/s, and a flash point is 210° C. or more.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.