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Title:
AQUEOUS HEAT TREATMENT LIQUID COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2011/102523
Kind Code:
A1
Abstract:
Disclosed is an aqueous heat treatment liquid composition which exhibits good antirust performance, while having high cooling performance and high uneven cooling resistance. The aqueous heat treatment liquid composition is characterized by containing a hyperbranched polyglycerol. It is preferable that the hyperbranched polyglycerol has a mass average absolute molecular weight of 5,000-500,000 (inclusive). When a metal component is quenched using the aqueous heat treatment liquid composition, good antirust performance can be exhibited, while having high cooling performance and high uneven cooling resistance.

Inventors:
ICHITANI KATSUMI (JP)
TAKAGI FUMIAKI (JP)
YAMANAKA MASAMI (JP)
Application Number:
PCT/JP2011/053778
Publication Date:
August 25, 2011
Filing Date:
February 22, 2011
Export Citation:
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Assignee:
IDEMITSU KOSAN CO (JP)
ICHITANI KATSUMI (JP)
TAKAGI FUMIAKI (JP)
YAMANAKA MASAMI (JP)
International Classes:
C21D1/60; C10M107/34; C10M145/26; C10M173/02; C10N20/04; C10N30/00; C10N30/12; C10N40/20
Foreign References:
JP2002265973A2002-09-18
JPH09227932A1997-09-02
JPS60501316A1985-08-15
JPS50109106A1975-08-28
JPH01100217A1989-04-18
JP2009185179A2009-08-20
Attorney, Agent or Firm:
KINOSHITA & ASSOCIATES (JP)
Bottom intellectual property office of patent business corporation Tatsuyuki (JP)
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Claims: