Title:
熱処理油組成物
Document Type and Number:
Japanese Patent JP5060753
Kind Code:
B2
Abstract:
To provide a heat-treatment oil composition comprising an oil-based heat-treatment oil, having high cooling performance and generating suppressed amount of lampblack in the heat-treatment such as hardening process and provide a heat-treatment oil composition causing little change of the cooling performance with time.
The heat-treatment oil composition is produced by compounding a vapor-film breaking agent to a base oil composed of a hydrogenated α-olefin oligomer having a kinematic viscosity of 4-15 mm
COPYRIGHT: (C)2008,JPO&INPIT
Inventors:
Katsumi Ichitani
Application Number:
JP2006251229A
Publication Date:
October 31, 2012
Filing Date:
September 15, 2006
Export Citation:
Assignee:
IDEMITSU KOSAN CO.,LTD.
International Classes:
C21D1/58; C10M107/02; C10M143/04; C10M143/06; C10M159/04; C10M169/04; C10N20/02; C10N40/20
Domestic Patent References:
JP2008013819A | ||||
JP5279730A | ||||
JP2005513200A | ||||
JP2005513201A |
Foreign References:
WO2005087955A1 |
Attorney, Agent or Firm:
Tamotsu Otani
Masamichi Tohei
Masamichi Tohei