Title:
LUBRICANT COMPOSITION
Document Type and Number:
Japanese Patent JP3563178
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To obtain a vegetable-oil-based biodegradable lubricant compsn. improved in low-temp. flowability and low-temp. storage stability by mixing a specific alkyl (meth)acrylate with a vegetable oil or a polyol ester.
SOLUTION: The compsn. comprises 98-99.99 wt.% vegetable oil or polyol ester and 0.01-2 wt.% polymer having the first kind of repeating units derived from an 8-15C alkyl (meth)acrylate. The polymer pref. comprises 70-99.5 wt.% the first kind of repeating units and 0.5-30 wt.% the second kind of repeating units derived from a 16-24C alkyl (meth)acrylate. A pref. vegetable oil is canola oil. Esp. pref. examples of the polyol ester are neopentyl glycol dioleate, trimethylolpropane trioleate, and trimethylolpropane triisostearate.
Inventors:
Bernard George Kinker
Bridget Marie Stevens
Jerry william washer
Bridget Marie Stevens
Jerry william washer
Application Number:
JP28918895A
Publication Date:
September 08, 2004
Filing Date:
October 12, 1995
Export Citation:
Assignee:
RohMax Additives GmbH
International Classes:
C08F220/18; C10M145/14; C10M169/04; C10M175/00; C10N20/04; C10N30/00; C10N30/02; C10N40/08; C10N40/26; (IPC1-7): C10M169/04
Domestic Patent References:
| JP6504088A | ||||
| JP5209181A | ||||
| JP5430361A | ||||
| JP6228579A | ||||
| JP4820790B1 | ||||
| JP3610331B1 | ||||
| JP5470305A | ||||
| JP7157790A |
Foreign References:
| WO1994014860A1 | ||||
| EP0612831A1 | ||||
| GB1001474B | ||||
| US3251775 |
Attorney, Agent or Firm:
Toshio Yano
Toshiomi Yamazaki
Takuya Kuno
Reinhard Einsel
Toshiomi Yamazaki
Takuya Kuno
Reinhard Einsel