Title:
チオアルキル及びチオアリール置換されたスピロ芳香族ベースの時間-温度指示薬
Document Type and Number:
Japanese Patent JP2012517518
Kind Code:
A
Abstract:
The present invention relates to photochromic spiropyrans as active ingredients of Time-Temperature Indicators (TTIs), and to new spiropyrans per se. More particularly, the invention provides TTIs on the base of photochromic spiropyrans comprising alkylsulfanyl/arylsulfanyl substituents in the phenyl ring of the benzopyrane moiety.
Inventors:
Hussein Salman
Elena Tenetov
Elena Tenetov
Application Number:
JP2011549533A
Publication Date:
August 02, 2012
Filing Date:
February 09, 2010
Export Citation:
Assignee:
FRESHPOINT HOLDINGS S.A.
International Classes:
C09K9/02; C09D11/02; C09D11/037; C09K3/00; G01K11/16
Attorney, Agent or Firm:
Takuya Kuno
Toshio Yano
Takahashi
Kiyoshi Kuruma
Kimihiro Hoshi
Hiroyasu Ninomiya
Ryoichi Shino
Einzel Felix-Reinhard
Toshio Yano
Takahashi
Kiyoshi Kuruma
Kimihiro Hoshi
Hiroyasu Ninomiya
Ryoichi Shino
Einzel Felix-Reinhard