公开(公告)号：CA1153550A

公开(公告)日：1983-09-13

申请号：CA371804

申请日：1981-02-26

Applicant: IBM

Inventor： CROOKS WALTER ,  FOWLER KARL J ,  WEICHE WILLIAM J

IPC: B41J31/00 ,  B41J31/05 ,  B41M5/00

Abstract: The present invention is concerned with a ribbon for non-impact printing. The ribbon comprises a resistive layer containing a sublimable dye and a conductive layer of aluminum having a thickness of from 200.ANG. to 8000.ANG.. SA979039

公开(公告)号：CA1107055A

公开(公告)日：1981-08-18

申请号：CA301793

申请日：1978-04-24

Applicant: IBM

Inventor： BREDFELDT KARIN E ,  CHAMP ROBERT B ,  FOWLER KARL J

IPC: C09K9/02 ,  G02F1/15 ,  G02F1/17 ,  G09F9/30 ,  G02B5/23

Abstract: ELECTROCHROMIC DISPLAY DEVICES COMPRISING THIENYLIDENE PYRAZOLINE COMPOUNDS This invention relates to a reversible display device based upon the electrochromic properties of certain thienylidene pyrazoline compounds when used in conjunction with a complementary redox material.

公开(公告)号：FR2393029A1

公开(公告)日：1978-12-29

申请号：FR7813745

申请日：1978-04-05

Applicant: IBM

Inventor： BREDFELDT KARIN E ,  CHAMP ROBERT B ,  FOWLER KARL J

IPC: C09K9/02 ,  G02F1/15 ,  G02F1/17 ,  G09F9/30 ,  C09B23/10 ,  G09X

Abstract: This invention relates to a reversible display device based upon the electrochromic properties of certain thienylidene pyrazoline compounds when used in conjunction with a complementary redox material.