Title:
紙及び印刷物
Document Type and Number:
Japanese Patent JP5494476
Kind Code:
B2
Abstract:
Paper which exhibits more favorable forgery prevention effect is provided. Paper 1 contains first and second surface regions 20 opposed to each other and an intermediate region 10 interposed between the first and second surface regions 20. Each of the first and second surface regions 20 and the intermediate region 10 contains cellulose fibers. At least the first surface region further comprises functional fibers which, upon reception of a physical stimulus, make a response different from that made by the cellulose fibers to the physical stimulus. The functional fibers contained in the first surface region are mingled with the cellulose fibers in the first surface region and are oriented in one direction which is parallel or oblique to one main surface of the paper.
Inventors:
Satoshi Ushigo
Toru Murakami
Junko Yamada
Yasui Shigenari
Toru Murakami
Junko Yamada
Yasui Shigenari
Application Number:
JP2010505915A
Publication Date:
May 14, 2014
Filing Date:
March 30, 2009
Export Citation:
Assignee:
Toppan Printing Co., Ltd.
International Classes:
D21H21/48; D21H15/10; D21H27/00
Domestic Patent References:
| JPH07207599A | 1995-08-08 | |||
| JPH0598599A | 1993-04-20 | |||
| JPH04343766A | 1992-11-30 | |||
| JP2002302870A | 2002-10-18 | |||
| JPH0641872A | 1994-02-15 |
Foreign References:
| WO2003085177A1 | 2003-10-16 |
Attorney, Agent or Firm:
Kurata Masatoshi
Satoshi Kono
Makoto Nakamura
Yoshihiro Fukuhara
Satoshi Kono
Makoto Nakamura
Yoshihiro Fukuhara