FI912872A0 - Kristall av fluoranblandning, foerfarande foer framstaellning av naemnda kristall samt registreringsmaterial omfattande naemnda kristall. - Google Patents

Kristall av fluoranblandning, foerfarande foer framstaellning av naemnda kristall samt registreringsmaterial omfattande naemnda kristall.

Info

Publication number
FI912872A0
FI912872A0 FI912872A FI912872A FI912872A0 FI 912872 A0 FI912872 A0 FI 912872A0 FI 912872 A FI912872 A FI 912872A FI 912872 A FI912872 A FI 912872A FI 912872 A0 FI912872 A0 FI 912872A0
Authority
FI
Finland
Prior art keywords
kristall
naemnda
registreringsmaterial
fluoranblandning
omfattande
Prior art date
Application number
FI912872A
Other languages
English (en)
Other versions
FI912872A (fi
Inventor
Masakatsu Nakatsuka
Atsuo Otsuji
Kiyoharu Hasegawa
Kazuyoshi Kikkawa
Akihiro Yamaguchi
Original Assignee
Mitsui Toatsu Chemicals
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 Mitsui Toatsu Chemicals filed Critical Mitsui Toatsu Chemicals
Publication of FI912872A0 publication Critical patent/FI912872A0/fi
Publication of FI912872A publication Critical patent/FI912872A/fi

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
    • B41M5/26—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
    • 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
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D493/00—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system
    • C07D493/02—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system in which the condensed system contains two hetero rings
    • C07D493/10—Spiro-condensed systems
FI912872A 1990-06-19 1991-06-14 Kristall av fluoranblandning, foerfarande foer framstaellning av naemnda kristall samt registreringsmaterial omfattande naemnda kristall. FI912872A (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP15876390 1990-06-19
JP27340190 1990-10-15

Publications (2)

Publication Number Publication Date
FI912872A0 true FI912872A0 (fi) 1991-06-14
FI912872A FI912872A (fi) 1991-12-20

Family

ID=26485781

Family Applications (1)

Application Number Title Priority Date Filing Date
FI912872A FI912872A (fi) 1990-06-19 1991-06-14 Kristall av fluoranblandning, foerfarande foer framstaellning av naemnda kristall samt registreringsmaterial omfattande naemnda kristall.

Country Status (5)

Country Link
US (3) US5185453A (fi)
EP (1) EP0462480B1 (fi)
KR (1) KR940008425B1 (fi)
DE (1) DE69131031T2 (fi)
FI (1) FI912872A (fi)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0462480B1 (en) * 1990-06-19 1999-03-24 Mitsui Chemicals, Inc. Heat sensitive recording material and preparation process of said material
ES2095366T3 (es) * 1991-08-01 1997-02-16 Yamamoto Chemicals Inc Modificaciones de los cristales de 2-m-toluidino-3-metil-6-di-n-butilaminofluorano, procedimiento para su preparacion y materias de registro que contienen estas modificaciones.
GB9724871D0 (en) * 1997-11-26 1998-01-21 Ciba Sc Holding Ag Crystalline fluoran compound
KR100424338B1 (ko) * 2002-07-19 2004-03-25 피엔아이디 주식회사 플루오란계 염료의 제조방법
US7300727B2 (en) * 2004-04-29 2007-11-27 Xerox Corporation Method for forming temporary image
US7709164B2 (en) * 2005-08-30 2010-05-04 Xerox Corporation Solvent-less process for producing transient documents

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5968373A (ja) * 1982-10-13 1984-04-18 Shin Nisso Kako Co Ltd フルオラン化合物
JPS6047066A (ja) * 1983-08-23 1985-03-14 Taoka Chem Co Ltd フルオラン化合物及びその製造法
JPS60202155A (ja) * 1984-03-26 1985-10-12 Nippon Kayaku Co Ltd ３−ジブチルアミノ−６−メチル−７−アニリノフルオランの結晶変態
JPS61264058A (ja) * 1985-05-17 1986-11-21 Taoka Chem Co Ltd フルオラン化合物
JPS62167086A (ja) * 1986-01-17 1987-07-23 Yamada Kagaku Kogyo Kk 感熱記録紙
JP2620092B2 (ja) * 1987-11-12 1997-06-11 山田化学工業株式会社 フルオラン化合物およびこれを用いた発色性記録材料
JPH0791303B2 (ja) * 1989-09-29 1995-10-04 三井東圧化学株式会社 フルオラン化合物、その製造法および該化合物を含有する記録材料
EP0462480B1 (en) * 1990-06-19 1999-03-24 Mitsui Chemicals, Inc. Heat sensitive recording material and preparation process of said material

Also Published As

Publication number Publication date
FI912872A (fi) 1991-12-20
KR940008425B1 (ko) 1994-09-14
EP0462480A1 (en) 1991-12-27
US5300661A (en) 1994-04-05
US5283222A (en) 1994-02-01
DE69131031D1 (de) 1999-04-29
DE69131031T2 (de) 1999-09-16
KR920000764A (ko) 1992-01-29
US5185453A (en) 1993-02-09
EP0462480B1 (en) 1999-03-24

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