Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
GRASS TYPE UNBLEACHED PAPER PRODUCTS AND PRODUCTION METHOD THEREOF
Document Type and Number:
WIPO Patent Application WO/2009/070955
Kind Code:
A1
Abstract:
Provided is an unbleached paper product made from grass type pulp, the unbleached paper product has a brightness of 35-60%ISO, the grass type pulp is unbleached. The unbleached paper product includes an unbleached toilet paper, an unbleached hand towel, an unbleached wiping paper, an unbleached duplicating paper, an unbleached meal container, an unbleached food wrapping paper and an unbleached printing paper. The paper products have a high intensity and have no detection of dioxin and absorbable organic halides in the harmful substance detection test.

Inventors:
LI HONGFA (CN)
SONG MINGXIN (CN)
YANG JIHUI (CN)
BI YANJIN (CN)
XU JINXIANG (CN)
Application Number:
PCT/CN2008/001380
Publication Date:
June 11, 2009
Filing Date:
July 25, 2008
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
SHANDONG FUYIN PAPER & ENVIRON (CN)
LI HONGFA (CN)
SONG MINGXIN (CN)
YANG JIHUI (CN)
BI YANJIN (CN)
XU JINXIANG (CN)
International Classes:
D21H11/12; D21C3/00; D21C9/00
Foreign References:
CN87103977A1988-04-06
CN1074259A1993-07-14
CA1036304A1978-08-15
CN101089292A2007-12-19
CN101082187A2007-12-05
CN101089291A2007-12-19
CN94105089A1994-05-19
CN200410026132A2004-05-17
Other References:
See also references of EP 2224059A4
Attorney, Agent or Firm:
BEIJING YUANZHONG INTELLECTUAL PROPERTY AGENT LTD. (Prestige Tower No. 2 Building, A-29,Beisanhuanzhong Road, Xicheng, Beijing 9, CN)
Download PDF:
View/Download PDF      PDF Help



 
Previous Patent: SYNCHRONOUS ADJUSTING CIRCUIT FOR OFF-LINE POWER CONVERTER

Next Patent: COLLAPSIBLE CONTAINER AND HINGE USED FOR COLLAPSIBLE CONTAINER