Title:
感熱記録シートおよびその使用
Document Type and Number:
Japanese Patent JP2004526586
Kind Code:
A
Abstract:
The invention relates to a heat-sensitive recording sheet comprising a substrate, a heat-sensitive recording layer and a protective layer which is provided on the recording layer and which contains pigment. At least 80 wt. % of the pigment of the protective layer is formed from a highly purified bentonite treated with alkaline, the bonding agent of the protective layer consists of a water-insoluble, self-crosslinking acryl polymer, the bonding agent/pigment ratio is between 7:1 and 9:1, the crosslinking agent/bonding agent ratio is higher than 1:5, and the protective layer comprises Bekk smoothness of at least 900 seconds.
Inventors:
Utah Bernd
Matthias Marx
Matthias Marx
Application Number:
JP2002535898A
Publication Date:
September 02, 2004
Filing Date:
October 09, 2001
Export Citation:
Assignee:
Stora Spezialpapiere GmbH
International Classes:
B42D15/10; B41M5/28; B41M5/30; B41M5/337; B41M5/40; B41M5/42; G09F3/02; (IPC1-7): B41M5/26; B42D15/10
Attorney, Agent or Firm:
Toshio Yano
Toshiomi Yamazaki
Takuya Kuno
Einzel Felix-Reinhard
Reinhard Einsel
Toshiomi Yamazaki
Takuya Kuno
Einzel Felix-Reinhard
Reinhard Einsel