CA1305321C - Chromogenic copy systems and methods - Google Patents

Chromogenic copy systems and methods

Info

Publication number
CA1305321C
CA1305321C CA000572860A CA572860A CA1305321C CA 1305321 C CA1305321 C CA 1305321C CA 000572860 A CA000572860 A CA 000572860A CA 572860 A CA572860 A CA 572860A CA 1305321 C CA1305321 C CA 1305321C
Authority
CA
Canada
Prior art keywords
color developer
compound
salicylic acid
salicylate
coating
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CA000572860A
Other languages
English (en)
French (fr)
Inventor
Anthony E. Vassiliades
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=26757970&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA1305321(C) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of CA1305321C publication Critical patent/CA1305321C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/124—Duplicating or marking methods; Sheet materials for use therein using pressure to make a masked colour visible, e.g. to make a coloured support visible, to create an opaque or transparent pattern, or to form colour by uniting colour-forming components
    • B41M5/132—Chemical colour-forming components; Additives or binders therefor
    • B41M5/155—Colour-developing components, e.g. acidic compounds; Additives or binders therefor; Layers containing such colour-developing components, additives or binders

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Color Printing (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Lubrication Of Internal Combustion Engines (AREA)
  • Photoreceptors In Electrophotography (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
CA000572860A 1987-07-22 1988-07-22 Chromogenic copy systems and methods Expired - Lifetime CA1305321C (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US7632687A 1987-07-22 1987-07-22
US076,326 1987-07-22
US10159387A 1987-09-28 1987-09-28
US101,593 1987-09-28
USPCT/US88/02366 1988-07-19
PCT/US1988/002366 WO1989000506A1 (en) 1987-07-22 1988-07-19 Chromogenic copy system and methods

Publications (1)

Publication Number Publication Date
CA1305321C true CA1305321C (en) 1992-07-21

Family

ID=26757970

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000572860A Expired - Lifetime CA1305321C (en) 1987-07-22 1988-07-22 Chromogenic copy systems and methods

Country Status (10)

Country Link
EP (1) EP0330685B1 (pt)
JP (1) JPH02500428A (pt)
AT (1) ATE76816T1 (pt)
AU (1) AU608651B2 (pt)
BR (1) BR8807134A (pt)
CA (1) CA1305321C (pt)
DE (1) DE3871771T2 (pt)
DK (1) DK147489D0 (pt)
FI (1) FI884964A (pt)
WO (1) WO1989000506A1 (pt)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3107173B2 (ja) * 1991-12-27 2000-11-06 株式会社三光開発科学研究所 核置換サリチル酸金属塩の製造方法
US5807933A (en) * 1992-06-22 1998-09-15 The Mead Corporation Carboxyl-containing phenolic resin developer and method of preparation
AU703239B3 (en) * 1998-10-22 1999-03-18 Ezee Whip Dispensing Systems Limited Frozen dessert dispensing system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3934070A (en) * 1970-10-23 1976-01-20 Fuji Photo Film Co., Ltd. Recording sheet and color developer therefor
JPS54120010A (en) * 1978-03-06 1979-09-18 Fuji Photo Film Co Ltd Developer and developing sheet for pressureesensitive recording
JPS61149390A (ja) * 1984-12-25 1986-07-08 Mitsubishi Paper Mills Ltd 感圧記録用顕色シ−ト
JPH0623132B2 (ja) * 1985-10-07 1994-03-30 富士写真フイルム株式会社 アルコキシサリチル酸誘導体の製造方法

Also Published As

Publication number Publication date
DE3871771T2 (de) 1992-12-10
WO1989000506A1 (en) 1989-01-26
JPH02500428A (ja) 1990-02-15
BR8807134A (pt) 1989-10-17
EP0330685B1 (en) 1992-06-03
ATE76816T1 (de) 1992-06-15
DE3871771D1 (de) 1992-07-09
EP0330685A1 (en) 1989-09-06
FI884964A0 (fi) 1988-10-27
DK147489A (da) 1989-03-22
DK147489D0 (da) 1989-03-22
EP0330685A4 (en) 1989-08-09
AU2262288A (en) 1989-02-13
AU608651B2 (en) 1991-04-11
FI884964A (fi) 1989-01-23

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Legal Events

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