Title:
BLEACHING COMPOSITION AND METHOD OF BLEACHING TOOTH
Document Type and Number:
WIPO Patent Application WO/2002/068576
Kind Code:
A1
Abstract:
A bleaching composition comprising a peroxide and a photocatalyst which is activated by the action of a light having a wavelength of 420 nm or longer (photocatalyst responsibe to visible light; and a method of bleaching teeth which comprises applying the composition of any one of claims 1 to 4 to the surface of teeth and irradiating the coating with a light containing a component having a wavelength of 420 nm or longer.
Inventors:
SUGIHARA SHINICHI (JP)
KAWABE KENJI (JP)
KAWABE KENJI (JP)
Application Number:
PCT/JP2002/001799
Publication Date:
September 06, 2002
Filing Date:
February 27, 2002
Export Citation:
Assignee:
ECODEVICE LAB CO LTD (JP)
SUGIHARA SHINICHI (JP)
KAWABE KENJI (JP)
SUGIHARA SHINICHI (JP)
KAWABE KENJI (JP)
International Classes:
A61K8/22; A61K8/29; A61K8/38; A61Q11/00; A61Q11/02; C11D3/00; C11D7/20; C11D7/54; D06L3/02; D06L4/12; (IPC1-7): C11D7/54; A61K7/20; C11D7/20
Domestic Patent References:
| WO2000010706A1 | 2000-03-02 |
Foreign References:
| JP2000344640A | 2000-12-12 | |||
| EP1048291A1 | 2000-11-02 | |||
| JPS62207718A | 1987-09-12 | |||
| US5011674A | 1991-04-30 |
Other References:
"Kagaku dai jiten 2, reduced-size edition; 32nd print", 15 August 1989, KYORITSU SHUPPAN CO., LTD., XP002952470
YASUHO SHOICHI ET AL.: "Kashiko hanno gata hikari shokubai no sosei to sono shuho(2) ion chunyu ho oyobi magnetron sputtering jochaku ho no oyo", KOGYO ZAIRYO, vol. 48, no. 6, 1 June 2000 (2000-06-01), pages 32 - 36, XP002952471
YASUHO SHOICHI: "Kinzoku ion chunyu niyoru sanka titanium hikari shokubai no kashikoka", ANNUAL REPORTS, RESEARCH CENTER FOR PHOTOENERGETICS OF ORGANIC MATERIALS, OSAKA UNIVERSITY, EDITION 1997, March 1998 (1998-03-01), pages 43 - 44, XP002952472
See also references of EP 1375635A4
YASUHO SHOICHI ET AL.: "Kashiko hanno gata hikari shokubai no sosei to sono shuho(2) ion chunyu ho oyobi magnetron sputtering jochaku ho no oyo", KOGYO ZAIRYO, vol. 48, no. 6, 1 June 2000 (2000-06-01), pages 32 - 36, XP002952471
YASUHO SHOICHI: "Kinzoku ion chunyu niyoru sanka titanium hikari shokubai no kashikoka", ANNUAL REPORTS, RESEARCH CENTER FOR PHOTOENERGETICS OF ORGANIC MATERIALS, OSAKA UNIVERSITY, EDITION 1997, March 1998 (1998-03-01), pages 43 - 44, XP002952472
See also references of EP 1375635A4
Attorney, Agent or Firm:
Shiozawa, Hisao (Kyobashi-Nisshoku Bldg. 8-, Kyobashi 1-chome Chuo-ku Tokyo, JP)
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