GB1338617A – Chromogenic marking material
– Google Patents
GB1338617A – Chromogenic marking material
– Google Patents
Chromogenic marking material
Info
Publication number
GB1338617A
GB1338617A
GB5066571A
GB5066571A
GB1338617A
GB 1338617 A
GB1338617 A
GB 1338617A
GB 5066571 A
GB5066571 A
GB 5066571A
GB 5066571 A
GB5066571 A
GB 5066571A
GB 1338617 A
GB1338617 A
GB 1338617A
Authority
GB
United Kingdom
Prior art keywords
compounds
chromogenic
nov
phenyl
fluoran
Prior art date
1970-11-16
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
Application number
GB5066571A
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.)
NCR Voyix Corp
National Cash Register Co
Original Assignee
NCR Corp
National Cash Register 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.)
1970-11-16
Filing date
1971-11-01
Publication date
1973-11-28
1971-11-01
Application filed by NCR Corp, National Cash Register Co
filed
Critical
NCR Corp
1973-11-28
Publication of GB1338617A
publication
Critical
patent/GB1338617A/en
Status
Expired
legal-status
Critical
Current
Links
Espacenet
Global Dossier
Discuss
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
B41M5/136—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
C—CHEMISTRY; METALLURGY
C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
C09B11/00—Diaryl- or thriarylmethane dyes
C09B11/04—Diaryl- or thriarylmethane dyes derived from triarylmethanes, i.e. central C-atom is substituted by amino, cyano, alkyl
C09B11/10—Amino derivatives of triarylmethanes
C09B11/24—Phthaleins containing amino groups ; Phthalanes; Fluoranes; Phthalides; Rhodamine dyes; Phthaleins having heterocyclic aryl rings; Lactone or lactame forms of triarylmethane dyes
Abstract
1338617 Fluoran compounds NATIONAL CASH REGISTER CO 1 Nov 1971 [16 Nov 1970] 50665/71 Heading C4P [Also in Division D2] The invention comprises substantially colourless chromogenic marking material which comprises two chromogenic compounds wherein the first of the compounds is of formula where R is H, NO 2 or amino; each R 1 is H, CH 3 or C 2 H 5 ; R 2 is or -CH 2 -R 3 where R 3 is H, phenyl, acetyl, benzoyl, -OCH 3 , -CH = CH 2 , ethoxycarbonyl, N,N – dimethylamido or CH 3 , the groups R both being H when R 2 is -CH 2 -R 3 ; and the second compound is selected from 3,3-bis- (1 – ethyl – 2 – methylindol – 3 – yl) – phthalide, 3
GB5066571A
1970-11-16
1971-11-01
Chromogenic marking material
Expired
GB1338617A
(en)
Applications Claiming Priority (1)
Application Number
Priority Date
Filing Date
Title
US8975170A
1970-11-16
1970-11-16
Publications (1)
Publication Number
Publication Date
GB1338617A
true
GB1338617A
(en)
1973-11-28
Family
ID=22219415
Family Applications (1)
Application Number
Title
Priority Date
Filing Date
GB5066571A
Expired
GB1338617A
(en)
1970-11-16
1971-11-01
Chromogenic marking material
Country Status (16)
Country
Link
JP
(1)
JPS5711793B1
(en)
AT
(1)
AT311388B
(en)
AU
(1)
AU458444B2
(en)
BE
(1)
BE775360A
(en)
CA
(1)
CA945371A
(en)
CH
(1)
CH590912A5
(en)
DE
(1)
DE2156214C3
(en)
DK
(1)
DK133421B
(en)
FR
(1)
FR2117101A5
(en)
GB
(1)
GB1338617A
(en)
IT
(1)
IT941751B
(en)
NL
(1)
NL166273C
(en)
NO
(1)
NO137532C
(en)
SE
(1)
SE381619B
(en)
SU
(1)
SU508232A3
(en)
ZA
(1)
ZA717269B
(en)
Cited By (1)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
US4407886A
(en)
1980-11-24
1983-10-04
Basf Aktiengesellschaft
Pressure-sensitive and heat-sensitive recording material
Families Citing this family (4)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
JPS5033891B2
(en)
*
1971-10-29
1975-11-04
DE2327723C2
(en)
*
1972-05-30
1983-01-05
Pilot Ink Co., Ltd., Nagoya, Aichi
Reversible thermochromatic material
US4422388A
(en)
*
1981-12-01
1983-12-27
Raskin Jean F
Wood and other solid register burner
US4639271A
(en)
*
1985-04-24
1987-01-27
Moore Business Forms, Inc.
Chromogenic mixtures
Family Cites Families (4)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
JPS495927A
(en)
*
1972-02-21
1974-01-19
NL167185C
(en)
*
1972-04-05
1981-11-16
Shell Int Research
PROCESS FOR PREPARING A MODIFIED DIET POLYMER
JPS4912293A
(en)
*
1972-05-18
1974-02-02
JPS4913450A
(en)
*
1972-05-22
1974-02-05
1971
1971-10-27
CA
CA126,277A
patent/CA945371A/en
not_active
Expired
1971-10-29
ZA
ZA717269A
patent/ZA717269B/en
unknown
1971-11-01
GB
GB5066571A
patent/GB1338617A/en
not_active
Expired
1971-11-08
AU
AU35437/71A
patent/AU458444B2/en
not_active
Expired
1971-11-11
JP
JP9027071A
patent/JPS5711793B1/ja
active
Pending
1971-11-12
DE
DE2156214A
patent/DE2156214C3/en
not_active
Expired
1971-11-15
NO
NO4208/71A
patent/NO137532C/en
unknown
1971-11-15
SE
SE7114606A
patent/SE381619B/en
unknown
1971-11-15
DK
DK558271AA
patent/DK133421B/en
not_active
IP Right Cessation
1971-11-15
FR
FR7140709A
patent/FR2117101A5/fr
not_active
Expired
1971-11-15
SU
SU1714510A
patent/SU508232A3/en
active
1971-11-15
IT
IT31112/71A
patent/IT941751B/en
active
1971-11-16
AT
AT987271A
patent/AT311388B/en
not_active
IP Right Cessation
1971-11-16
BE
BE775360A
patent/BE775360A/en
not_active
IP Right Cessation
1971-11-16
NL
NL7115782.A
patent/NL166273C/en
not_active
IP Right Cessation
1971-11-16
CH
CH1661171A
patent/CH590912A5/xx
not_active
IP Right Cessation
Cited By (1)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
US4407886A
(en)
1980-11-24
1983-10-04
Basf Aktiengesellschaft
Pressure-sensitive and heat-sensitive recording material
Also Published As
Publication number
Publication date
JPS5711793B1
(en)
1982-03-06
FR2117101A5
(en)
1972-07-21
SE381619B
(en)
1975-12-15
AT311388B
(en)
1973-11-12
CA945371A
(en)
1974-04-16
NL166273C
(en)
1981-07-15
CH590912A5
(en)
1977-08-31
NO137532C
(en)
1978-03-15
DK133421B
(en)
1976-05-17
DK133421C
(en)
1976-11-22
DE2156214C3
(en)
1975-05-07
NL166273B
(en)
1981-02-16
IT941751B
(en)
1973-03-10
NL7115782A
(en)
1972-05-18
AU3543771A
(en)
1973-05-17
DE2156214A1
(en)
1972-05-31
AU458444B2
(en)
1975-02-27
ZA717269B
(en)
1972-07-26
SU508232A3
(en)
1976-03-25
DE2156214B2
(en)
1974-02-28
BE775360A
(en)
1972-03-16
NO137532B
(en)
1977-12-05
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(en)
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Chromogenic fluoran compounds
Legal Events
Date
Code
Title
Description
1974-04-10
PS
Patent sealed
1978-05-10
49S
Specification amended (sect. 9/1949)
1978-06-14
SP
Amendment (slips) printed
1980-01-23
732
Registration of transactions, instruments or events in the register (sect. 32/1977)
1983-12-29
732
Registration of transactions, instruments or events in the register (sect. 32/1977)
1985-06-26
PCNP
Patent ceased through non-payment of renewal fee
