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Patent Searching and Data


Title:
ORAL STAIN REMOVING AGENT, ORAL STAIN FORMATION INHIBITING AGENT, AND ORAL COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2019/107332
Kind Code:
A1
Abstract:
Provided are: an oral stain removing agent having excellent actions and effects of removing stains in the oral cavity; an oral stain formation inhibiting agent having excellent actions and effects of inhibiting the formation of stains in the oral cavity; and an oral composition comprising these. Disclosed are: an oral stain removing agent comprising (a) a polyacrylic acid salt having a weight-average molecular weight between 1,000 to 20,000 inclusive; an oral stain removing agent comprising said component (a), and (b) at least one chelating agent selected from condensed phosphoric acids, phytic acid, edetic acid, citric acid, malic acid, succinic acid, dicarboxylic acids, and salts thereof, which have a pH between 1 to 11 inclusive as a 1 mass% aqueous liquid at 25°C; and an oral composition comprising said components (a) and (b). Also disclosed are: an oral stain formation inhibiting agent comprising said component (a); an oral stain formation inhibiting agent comprising said component (a), and (c) at least one alginic acid derivative selected from alginic acid salts and alginic acid esters; and an oral composition comprising said components (a) and (c).

Inventors:
KAWANOBE Yusuke (3-7 Honjo 1-chome, Sumida-k, Tokyo 44, 〒1308644, JP)
TAKAHASHI Yasuhiko (3-7 Honjo 1-chome, Sumida-k, Tokyo 44, 〒1308644, JP)
Application Number:
JP2018/043498
Publication Date:
June 06, 2019
Filing Date:
November 27, 2018
Export Citation:
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Assignee:
LION CORPORATION (3-7 Honjo 1-chome, Sumida-ku Tokyo, 44, 〒1308644, JP)
International Classes:
A61K8/81; A61Q11/00
Domestic Patent References:
WO2018194111A12018-10-25
Foreign References:
US20130109608A12013-05-02
JP2000247851A2000-09-12
JPH09175968A1997-07-08
JP2006504776A2006-02-09
JP2008201704A2008-09-04
JP2012116768A2012-06-21
JP2006347986A2006-12-28
JP2013129601A2013-07-04
JP2012116771A2012-06-21
JPS61165317A1986-07-26
Attorney, Agent or Firm:
PATENT PROFESSIONAL CORPORATION EI-MEI PATENT OFFICE (GINZA OHTSUKA Bldg. 2F, 16-12 Ginza 2-chome, Chuo-k, Tokyo 61, 〒1040061, JP)
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