Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
GYPSUM BOARD AND PROCESS FOR PRODUCING GYPSUM BOARD
Document Type and Number:
WIPO Patent Application WO/2017/104473
Kind Code:
A1
Abstract:
Provided is a gypsum board which comprises a gypsum core containing a sparingly water-soluble anti-termite agent, wherein when the gypsum core is divided in the thickness direction from one surface of the gypsum core toward the other surface into three regions having the same thickness, i.e., a first end region, a center region, and a second end region, then the first end region, center region, and second end region each contain the anti-termite agent, the content of the anti-termite agent in the center region being lower than the contents of the anti-termite agent in the first end region and the second end region.

Inventors:
NIIMI KATSUMI (JP)
YOKOYAMA ITARU (JP)
UMEHARA KAZUYUKI (JP)
ATAKA YUJI (JP)
OHKI KEIICHI (JP)
YOSHIDA SHINJI (JP)
YAMATO SABUROU (JP)
NAKAGAKI TADASHI (JP)
TANIGUCHI AYAKA (JP)
Application Number:
PCT/JP2016/086116
Publication Date:
June 22, 2017
Filing Date:
December 05, 2016
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
YOSHINO GYPSUM CO (JP)
OSAKA GAS CHEMICALS CO LTD (JP)
International Classes:
C04B28/14; B28B1/50; C04B24/12; E04B1/72; C04B103/67
Foreign References:
JPS5145121A1976-04-17
JPS59812U1984-01-06
JPS6355239A1988-03-09
JPH08143030A1996-06-04
JPH02209230A1990-08-20
JPS6346509U1988-03-29
Other References:
See also references of EP 3392223A4
Attorney, Agent or Firm:
ITOH, Tadashige et al. (JP)
Tadashige Ito (JP)
Download PDF:



 
Previous Patent: TIRE

Next Patent: OPTICAL CHARACTERISTIC MEASURING DEVICE