Time-temperature indicators activated with thermal transfer printing and methods for their production
申请人:NCR INTERNATIONAL INC.
公开号:EP1048476A1
公开(公告)日:2000-11-02
Time-temperature indicators (TTIs) which are generated by converting indicator compounds from an inactive state to an active state using a thermal transfer printing apparatus are described.
Time-temperature indicators activated with direct thermal printing and methods for their production
申请人:NCR INTERNATIONAL INC.
公开号:EP1048477A1
公开(公告)日:2000-11-02
Time-temperature indicators (TTIs) which are convertible from an inactive state to an active state by processing in a thermal imaging apparatus are described.