AT305318B - Pressure sensitive recording material - Google Patents

Pressure sensitive recording material

Info

Publication number: AT305318B
Authority: AT; Austria
Prior art keywords: recording material; pressure sensitive; sensitive recording; pressure; sensitive
Prior art date: 1971-02-01

Application number

AT389271A

Other languages

German (de)

Original Assignee

Ncr Co

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.)

1971-02-01

Filing date

1971-05-05

Publication date

1973-02-26

1971-05-05 Application filed by Ncr Co filed Critical Ncr Co

1973-02-26 Application granted granted Critical

1973-02-26 Publication of AT305318B publication Critical patent/AT305318B/en

Classifications

- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/50—Sympathetic, colour changing or similar inks
- 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
- B41M5/136—Organic colour formers, e.g. leuco dyes
- B41M5/145—Organic colour formers, e.g. leuco dyes with a lactone or lactam ring
- 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
- B41M5/136—Organic colour formers, e.g. leuco dyes
- B41M5/145—Organic colour formers, e.g. leuco dyes with a lactone or lactam ring
- B41M5/1455—Organic colour formers, e.g. leuco dyes with a lactone or lactam ring characterised by fluoran compounds

Landscapes

Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
General Chemical & Material Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Wood Science & Technology (AREA)
Organic Chemistry (AREA)
Color Printing (AREA)
Inks, Pencil-Leads, Or Crayons (AREA)
Heat Sensitive Colour Forming Recording (AREA)

AT389271A 1971-02-01 1971-05-05 Pressure sensitive recording material AT305318B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US11166771A	1971-02-01	1971-02-01

Publications (1)

Publication Number	Publication Date
AT305318B true AT305318B (en)	1973-02-26

Family

ID=22339801

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT389271A AT305318B (en)	1971-02-01	1971-05-05	Pressure sensitive recording material

Country Status (11)

Country	Link
JP (3)	JPS5739237B1 (en)
AT (1)	AT305318B (en)
BE (1)	BE766838A (en)
CA (1)	CA933705A (en)
CH (1)	CH579463A5 (en)
DE (1)	DE2122301C3 (en)
FR (1)	FR2091140A5 (en)
GB (1)	GB1303942A (en)
NL (1)	NL164594C (en)
SE (1)	SE382019B (en)
ZA (1)	ZA712668B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1469481A (en) *	1974-02-01	1977-04-06	Ciba Geigy Ag	Pressure-sensitive copying material
US4639271A (en) *	1985-04-24	1987-01-27	Moore Business Forms, Inc.	Chromogenic mixtures
JPH0159967U (en) *	1987-10-07	1989-04-14
JP6946938B2 (en)	2017-10-31	2021-10-13	セイコーエプソン株式会社	Image reader

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3509174A (en) *	1967-01-30	1970-04-28	Ncr Co	3-(indol-3-yl)-phthalides

1971
- 1971-04-21 GB GB1039071*[A patent/GB1303942A/en not_active Expired
- 1971-04-26 ZA ZA712668A patent/ZA712668B/en unknown
- 1971-04-30 JP JP2880171A patent/JPS5739237B1/ja active Pending
- 1971-05-04 FR FR7115930A patent/FR2091140A5/fr not_active Expired
- 1971-05-04 SE SE7105749A patent/SE382019B/en unknown
- 1971-05-05 CH CH667571A patent/CH579463A5/xx not_active IP Right Cessation
- 1971-05-05 AT AT389271A patent/AT305318B/en not_active IP Right Cessation
- 1971-05-05 CA CA112271A patent/CA933705A/en not_active Expired
- 1971-05-05 DE DE2122301A patent/DE2122301C3/en not_active Expired
- 1971-05-06 NL NL7106236.A patent/NL164594C/en not_active IP Right Cessation
- 1971-05-07 BE BE766838A patent/BE766838A/en not_active IP Right Cessation
1979
- 1979-10-26 JP JP54138601A patent/JPS609066B2/en not_active Expired
1982
- 1982-04-22 JP JP57068023A patent/JPS57201690A/en active Granted

Also Published As

Publication number	Publication date
JPS609066B2 (en)	1985-03-07
NL164594B (en)	1980-08-15
GB1303942A (en)	1973-01-24
CA933705A (en)	1973-09-18
SE382019B (en)	1976-01-12
FR2091140A5 (en)	1972-01-14
JPS6257518B2 (en)	1987-12-01
NL7106236A (en)	1972-08-03
JPS57201690A (en)	1982-12-10
JPS55112279A (en)	1980-08-29
DE2122301C3 (en)	1974-04-25
DE2122301A1 (en)	1972-08-24
BE766838A (en)	1971-10-01
NL164594C (en)	1981-01-15
ZA712668B (en)	1972-01-26
JPS5739237B1 (en)	1982-08-20
CH579463A5 (en)	1976-09-15
DE2122301B2 (en)	1973-09-06

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Legal Events

Date	Code	Title	Description
1979-09-15	EIH	Change in the person of patent owner
1986-03-15	ELJ	Ceased due to non-payment of the annual fee