IT974636B - Procedimento per preparare composti di difenilammina utili cone prodotti intermedi per coloranti sensibili alla pressione - Google Patents

Procedimento per preparare composti di difenilammina utili cone prodotti intermedi per coloranti sensibili alla pressione

Info

Publication number
IT974636B
IT974636B IT29085/72A IT2908572A IT974636B IT 974636 B IT974636 B IT 974636B IT 29085/72 A IT29085/72 A IT 29085/72A IT 2908572 A IT2908572 A IT 2908572A IT 974636 B IT974636 B IT 974636B
Authority
IT
Italy
Prior art keywords
procedure
pressure sensitive
intermediate products
sensitive dyes
preparing useful
Prior art date
Application number
IT29085/72A
Other languages
English (en)
Original Assignee
Yamamoto Kagaku Gosei Kk
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
Application filed by Yamamoto Kagaku Gosei Kk filed Critical Yamamoto Kagaku Gosei Kk
Application granted granted Critical
Publication of IT974636B publication Critical patent/IT974636B/it

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
    • B41M5/136—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
    • 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
    • B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/30—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using chemical colour formers
    • B41M5/323—Organic colour formers, e.g. leuco dyes
    • B41M5/327—Organic colour formers, e.g. leuco dyes with a lactone or lactam ring
    • B41M5/3275—Fluoran compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
IT29085/72A 1971-09-14 1972-09-12 Procedimento per preparare composti di difenilammina utili cone prodotti intermedi per coloranti sensibili alla pressione IT974636B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP46071495A JPS525489B2 (it) 1971-09-14 1971-09-14

Publications (1)

Publication Number Publication Date
IT974636B true IT974636B (it) 1974-07-10

Family

ID=13462288

Family Applications (1)

Application Number Title Priority Date Filing Date
IT29085/72A IT974636B (it) 1971-09-14 1972-09-12 Procedimento per preparare composti di difenilammina utili cone prodotti intermedi per coloranti sensibili alla pressione

Country Status (9)

Country Link
JP (1) JPS525489B2 (it)
AT (1) AT316510B (it)
BE (1) BE788431A (it)
CH (1) CH569698A5 (it)
DE (1) DE2261984A1 (it)
FR (1) FR2153979A5 (it)
GB (1) GB1409311A (it)
IT (1) IT974636B (it)
ZA (1) ZA726209B (it)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54119294U (it) * 1978-02-10 1979-08-21
JPS57193435A (en) * 1981-05-21 1982-11-27 Nippon Kayaku Co Ltd Production of diphenylamine
JPS59120654A (ja) * 1982-12-27 1984-07-12 Shin Nisso Kako Co Ltd フルオラン化合物
JPS6040165A (ja) * 1983-08-12 1985-03-02 Sumitomo Chem Co Ltd フルオラン化合物の製造方法
JPS6040164A (ja) * 1983-08-12 1985-03-02 Sumitomo Chem Co Ltd フルオラン化合物の製造法
CH654839A5 (de) * 1983-09-26 1986-03-14 Ciba Geigy Ag Verfahren zur herstellung von basisch substituierten fluoranverbindungen.
CN103086898B (zh) * 2012-07-11 2015-04-08 山东道可化学有限公司 二苯胺或其环上取代的衍生物的制备方法
CN104058978A (zh) * 2014-06-04 2014-09-24 安徽佑骏商品混凝土有限公司 一种3-甲氧基二苯胺合成工艺
CN104628585B (zh) * 2015-02-13 2016-08-24 山东道可化学有限公司 一种二苯胺或其环上取代的衍生物的制备方法

Also Published As

Publication number Publication date
BE788431A (fr) 1973-01-02
FR2153979A5 (it) 1973-05-04
GB1409311A (en) 1975-10-08
AU4590772A (en) 1973-06-14
DE2244873B2 (de) 1976-02-19
DE2261984A1 (de) 1973-05-24
AT316510B (de) 1974-07-10
JPS4836132A (it) 1973-05-28
DE2244873A1 (de) 1973-03-22
JPS525489B2 (it) 1977-02-14
CH569698A5 (it) 1975-11-28
ZA726209B (en) 1973-06-27

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