Title:
【発明の名称】分岐オキソ酸から作られた生分解性合成エステル・ベース・ストック
Document Type and Number:
Japanese Patent JP2000514470
Kind Code:
A
Abstract:
A biodegradable lubricant which is prepared from: about 60-99% by weight of at least one biodegradable synthetic ester base stock which comprises the reaction product of: a branched or linear alcohol having the general formula R(OH)n, wherein R is an aliphatic or cyclo-aliphatic group having from about 2 to 20 carbon atoms and n is at least 2; and at least one branched oxo acid having a carbon number in the range between about C5 to C10, provided that said branched oxo acid does not include 2-ethylhexanoic acid; wherein the ester base stock exhibits the following properties: at least 60% biodegradation in 28 days as measured by the Modified Sturm test; a pour point of less than -25 DEG C.; and a viscosity of less than 7500 cps at -25 DEG C.; about 1 to 20% by weight lubricant additive package; and about 0 to 20% of a solvent.
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Inventors:
Duncan, Carolyn Bee
Application Number:
JP54269097A
Publication Date:
October 31, 2000
Filing Date:
May 21, 1997
Export Citation:
Assignee:
Exxon Chemical Patents, Inc.
International Classes:
C09K8/54; C10M105/38; C10M111/02; C10M169/04; C10N40/04; C10N40/08; C10N40/26; C10N50/10; (IPC1-7): C10M105/38
Attorney, Agent or Firm:
Yuzo Yamazaki (2 outside)