Title:
ライン引用粉末
Document Type and Number:
Japanese Patent JP5474386
Kind Code:
B2
Abstract:
To provide a high quality powder for drawing a line containing gypsum.
This powder for drawing a line comprises a powder (A) mainly containing gypsum and a powder (B) mainly containing calcium carbonate. It has whiteness comparable to current powder for drawing a line comprising only slaked lime and calcium carbonate, it has so little aggregability that it has good discharge property from a line car and the line formed with the powder is hardly deformed for its small scattering property. This powder contains no toxic substance in its material, therefore, it has little harmful effect to a human body.
COPYRIGHT: (C)2010,JPO&INPIT
Inventors:
Hiroshi Shimo
Tatsuhiko Yamamoto
Tatsuhiko Yamamoto
Application Number:
JP2009066621A
Publication Date:
April 16, 2014
Filing Date:
March 18, 2009
Export Citation:
Assignee:
Green Techno 21 Co., Ltd.
Hiroshi Shimo
Atsushi Tagawa
Sekisui House Co., Ltd.
Hiroshi Shimo
Atsushi Tagawa
Sekisui House Co., Ltd.
International Classes:
C04B11/26; A63C19/06; C04B14/28; C04B20/00; C04B22/10; C04B28/14
Domestic Patent References:
| JP62172979A | ||||
| JP3297480A | ||||
| JP2004261213A | ||||
| JP2006075491A | ||||
| JP2006223445A |
Attorney, Agent or Firm:
Hisashi Kato
Takashi Kuboyama
Mikio Hotta
Takashi Kuboyama
Mikio Hotta