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Title:
COSMETIC OR PHARMACEUTICAL COMPOSITION CONTAINING THERMOSTABILIZING MICROCAPSULE
Document Type and Number:
Japanese Patent JP2002179527
Kind Code:
A
Abstract:

To use a thermostabilizing microcapsule containing a heat absorbing crystal compound for protecting a cosmetic or a medicine composition against an action of heat change.

A thermostabilizing microcapsule containing at least one crystal compound exhibiting 75-330 kJ/kg melt enthalpy (ΔHf) measured by differential scanning calorimetry so as to protect a cosmetic or a medicine from an action of heat change is used. This cosmetic or medicine composition contains the thermostabilizing microcapsule. The microcapsule contains preferably a partially or wholly crystalline compound in a coating free from leakage and absorbs a large amount of heat known as a latent heat of fusion when heated to a temperature close to the melting point of the compound. Consequently, the temperature of the present environment of the microcapsule can be automatically controlled in a temperature range close to the melting point of the compound regardless of the change of external temperature for a fixed time.


Inventors:
BRUNO BIATORII
MONDET JEAN
BARA ISABELLE
AFRIAT ISABELLE
Application Number:
JP2001330202A
Publication Date:
June 26, 2002
Filing Date:
October 29, 2001
Export Citation:
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Assignee:
OREAL
International Classes:
A61K8/00; A61K8/02; A61K8/06; A61K8/11; A61K8/19; A61K8/25; A61K8/31; A61K8/34; A61K8/36; A61K8/37; A61K8/64; A61K8/73; A61K8/85; A61K8/87; A61K8/88; A61K8/89; A61K8/891; A61K9/50; A61K9/70; A61K47/04; A61K47/06; A61K47/10; A61K47/12; A61K47/14; A61K47/32; A61K47/34; A61K47/42; A61K47/46; A61Q1/00; A61Q1/02; A61Q1/14; A61Q5/00; A61Q19/00; C08L83/04; (IPC1-7): A61K7/00; A61K7/02; A61K7/06; A61K9/50; A61K9/70; A61K47/04; A61K47/06; A61K47/10; A61K47/12; A61K47/14; A61K47/32; A61K47/34; A61K47/42; A61K47/46
Domestic Patent References:
JPH01143811A1989-06-06
JPH01125313A1989-05-17
JPH0987128A1997-03-31
JPH06219924A1994-08-09
JPH10251627A1998-09-22
JPS63185914A1988-08-01
JPH0555607B21993-08-17
Attorney, Agent or Firm:
Minoru Nakamura (9 outside)