The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 02, 1997
Filed:
Dec. 04, 1995
Katsuhiko Shiraishi, Fujioka, JP;
Kiyokazu Sakurai, Saitama, JP;
Tetsuo Kosaka, Sawa-gun, JP;
Takashi Umeno, Sawa-gun, JP;
Tomoko Hasegawa, Maebashi, JP;
Kazuhiro Ami, Fujioka, JP;
Mitsubishi Pencil Kabushiki Kaisha, Tokyo, JP;
Hanix Co., Ltd., Tokyo, JP;
Abstract
The present invention provides a teeth-coating liquid comprising a color pigment represented by titanium oxide and a pearl pigment or an extender pigment represented by tricalcium phosphate, dispersed singly or in combination thereof in an alcohol series solvent, mainly ethanol with an N-methacryloylethyl-N,N-dimethylammonium..alpha.-N-methylcarboxybetaine.bu tyl methacrylate copolymer, and an applicator for the coating liquid described above. This teeth-coating liquid provides excellent dispersion stability, gloss, coating property and sticking performance by using the N-methacryloylethyl-N,N-dimethylammonium..alpha.-N-methylcarboxybetaine.bu tyl methacrylate copolymer singly or in combination with a shellac and a vinyl acetate resin.