DE2424935A1 - Neue fluoran-derivate - Google Patents

Neue fluoran-derivate

Info

Publication number
DE2424935A1
DE2424935A1 DE19742424935 DE2424935A DE2424935A1 DE 2424935 A1 DE2424935 A1 DE 2424935A1 DE 19742424935 DE19742424935 DE 19742424935 DE 2424935 A DE2424935 A DE 2424935A DE 2424935 A1 DE2424935 A1 DE 2424935A1
Authority
DE
Germany
Prior art keywords
group
substituted
hydrogen atom
unsubstituted
formula
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.)
Granted
Application number
DE19742424935
Other languages
German (de)
English (en)
Other versions
DE2424935C2 (US07179912-20070220-C00074.png
Inventor
Shoichi Horiuchi
Akio Kashiwagi
Takahumi Toyama
Masakichi Yahagi
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.)
Nippon Soda Co Ltd
Original Assignee
Shin Nisson Kako Co Ltd
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 Shin Nisson Kako Co Ltd filed Critical Shin Nisson Kako Co Ltd
Publication of DE2424935A1 publication Critical patent/DE2424935A1/de
Application granted granted Critical
Publication of DE2424935C2 publication Critical patent/DE2424935C2/de
Granted legal-status Critical Current

Links

Classifications

    • 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
    • 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 Chemistry (AREA)
  • Color Printing (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)
  • Hydrogenated Pyridines (AREA)
DE19742424935 1973-05-22 1974-05-22 Neue fluoran-derivate Granted DE2424935A1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP48056278A JPS5138245B2 (US07179912-20070220-C00074.png) 1973-05-22 1973-05-22
JP48093260A JPS5138246B2 (US07179912-20070220-C00074.png) 1973-05-22 1973-08-22
JP2687674A JPS5426929B2 (US07179912-20070220-C00074.png) 1973-05-22 1974-03-08

Publications (2)

Publication Number Publication Date
DE2424935A1 true DE2424935A1 (de) 1974-12-19
DE2424935C2 DE2424935C2 (US07179912-20070220-C00074.png) 1988-02-25

Family

ID=27285578

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19742424935 Granted DE2424935A1 (de) 1973-05-22 1974-05-22 Neue fluoran-derivate

Country Status (6)

Country Link
US (3) US3959571A (US07179912-20070220-C00074.png)
JP (3) JPS5138245B2 (US07179912-20070220-C00074.png)
DE (1) DE2424935A1 (US07179912-20070220-C00074.png)
FR (1) FR2230632B1 (US07179912-20070220-C00074.png)
GB (1) GB1478596A (US07179912-20070220-C00074.png)
IT (1) IT1011848B (US07179912-20070220-C00074.png)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2808798A1 (de) * 1977-03-01 1978-09-07 Sterling Drug Inc 3-aryl-3-heterylphthalide und deren herstellung
DE2834711A1 (de) * 1977-08-08 1979-02-15 Yamada Chem Co Chromogene verbindungen und deren verwendung als farbbildner in kopier- oder aufzeichnungsmaterialien
DE2905825A1 (de) * 1978-02-15 1979-08-16 Kanzaki Paper Mfg Co Ltd Waermeempfindliches aufzeichnungsmaterial
US4502067A (en) * 1982-06-30 1985-02-26 Mita Industrial Company Limited Heat-sensitive black recording material
DE3438083A1 (de) * 1983-10-18 1985-05-02 Yamada Chemical Co. Ltd., Kyoto Chromogene azaphthalidverbindung und sie enthaltende farbbildende aufzeichnungszusammensetzung

Families Citing this family (67)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5323205B2 (US07179912-20070220-C00074.png) * 1974-01-19 1978-07-13
JPS5167726A (US07179912-20070220-C00074.png) * 1974-12-03 1976-06-11 Rikagaku Kenkyusho
JPS6043318B2 (ja) * 1978-07-18 1985-09-27 富士写真フイルム株式会社 感熱記録紙
JPS5527253A (en) * 1978-08-18 1980-02-27 Fuji Photo Film Co Ltd Heat sensitizing recording sheet
JPS55123651A (en) * 1979-03-19 1980-09-24 Mitsubishi Paper Mills Ltd Preparation of fluoran compound
US4341403A (en) * 1979-04-24 1982-07-27 Fuji Photo Film Co., Ltd. Fluoran compounds, process for preparation thereof, and recording sheets using same
JPS5678548U (US07179912-20070220-C00074.png) * 1979-11-21 1981-06-25
JPS58158910A (ja) * 1982-03-16 1983-09-21 日本電気ホームエレクトロニクス株式会社 電子部品
DE3218645A1 (de) * 1982-05-18 1983-11-24 Hoechst Ag, 6230 Frankfurt Fluoranverbindungen, verfahren zu ihrer herstellung und ihre verwendung als farbbilder in kopiersystemen
EP0107780B1 (en) * 1982-10-01 1987-11-04 Hodogaya Chemical Co., Ltd. Fluoran compounds
US4536220A (en) * 1982-12-27 1985-08-20 Kanzaki Paper Manufacturing Co., Ltd. Fluoran derivatives as new compounds and recording system utilizing the same as colorless chromogenic material
JPS59148694A (ja) * 1983-02-14 1984-08-25 Ricoh Co Ltd 感熱記録材料
DE3337387A1 (de) * 1983-10-14 1985-04-25 Basf Ag, 6700 Ludwigshafen Neue fluorane und deren verwendung
US4680598A (en) * 1985-04-18 1987-07-14 Shin Nisso Kako Co., Ltd. Chromogenic materials employing fluoran compounds
CA1280433C (en) * 1985-10-08 1991-02-19 Teijiro Kitao Fluoran derivatives, process for preparation thereof and recording material containing the same
US5220036A (en) * 1985-12-16 1993-06-15 Polaroid Corporation Thiolactone dye precursors
GB8618113D0 (en) * 1986-07-24 1986-09-03 Ciba Geigy Ag Radiation dosimeter assembly
US5149689A (en) * 1986-10-31 1992-09-22 Ciba-Geigy Corporation Fluoran color former mixture and use thereof in recording materials
EP0266311B1 (de) * 1986-10-31 1992-06-17 Ciba-Geigy Ag Fluoranfarbbildnergemisch und seine Verwendung in Aufzeichnungsmaterialien
JPS63245918A (ja) * 1986-11-21 1988-10-13 松尾電機株式会社 固体電解コンデンサ
US4837210A (en) * 1987-01-27 1989-06-06 Appleton Papers Inc. Fluoran derivatives and their use in recording materials
US4910183A (en) * 1987-01-27 1990-03-20 Appleton Papers Inc. Fluoran derivatives and their use in recording materials
DE3731458A1 (de) * 1987-09-18 1989-03-30 Basf Ag Markierungsgemisch zum kennzeichnen von mineraloelprodukten und markierte mineraloelprodukte
JPH0832483B2 (ja) * 1988-01-14 1996-03-29 富士写真フイルム株式会社 感熱記録材料
EP0331636A1 (de) * 1988-03-01 1989-09-06 Ciba-Geigy Ag 2-Aralkylamino-Fluoranverbindungen, Verfahren zu deren Herstellung und deren Verwendung in Aufzeichnungsmaterialien
EP0380677B1 (en) * 1988-03-16 1995-11-22 Nippon Soda Co., Ltd. Fluoran compounds and color-forming recording materials containing same
ES2064481T3 (es) * 1988-04-27 1995-02-01 Ciba Geigy Ag Compuestos lactona cromogenos de benzopirano-2h-pirazoles.
US4941685A (en) * 1988-11-17 1990-07-17 Moore Business Forms, Inc. Multiple part facsimile form
EP0764635B1 (en) * 1994-06-06 2002-03-27 Nippon Soda Co., Ltd. Diphenyl sulfone derivative and recording material prepared therefrom
US5693374A (en) 1994-06-23 1997-12-02 Fuji Photo Film Co., Ltd. Alpha-resorcyclic acid ester derivatives and recording materials using the same
GB9414637D0 (en) 1994-07-20 1994-09-07 Wiggins Teape Group The Limite Presure-sensitive copying material
EP1351946A2 (en) * 2000-09-01 2003-10-15 Icos Corporation Materials and methods to potentiate cancer treatment
JP2003094827A (ja) 2001-09-27 2003-04-03 Fuji Photo Film Co Ltd 感熱記録材料
US20040043314A1 (en) * 2002-08-30 2004-03-04 Nusrallah Jubran Organophotoreceptors with a fluoran-based compound
US7108190B2 (en) 2003-02-28 2006-09-19 Appleton Papers Inc. Token array and method employing authentication tokens bearing scent formulation information
JP2006523681A (ja) * 2003-03-24 2006-10-19 ルイトポルド・ファーマシューティカルズ・インコーポレーテッド Ｄｎａ−ｐｋ阻害剤としてのキサントン、チオキサントンおよびアクリジノン
US6932602B2 (en) * 2003-04-22 2005-08-23 Appleton Papers Inc. Dental articulation kit and method
US20060063125A1 (en) * 2003-04-22 2006-03-23 Hamilton Timothy F Method and device for enhanced dental articulation
US20040251309A1 (en) * 2003-06-10 2004-12-16 Appleton Papers Inc. Token bearing magnetc image information in registration with visible image information
WO2008110487A1 (en) 2007-03-15 2008-09-18 Basf Se Heat-sensitive coating compositions based on resorcinyl triazine derivatives
WO2009010405A1 (en) * 2007-07-18 2009-01-22 Basf Se Laser-sensitive coating formulation
CN101755019A (zh) * 2007-07-18 2010-06-23 巴斯夫欧洲公司 涂料组合物
JP5586466B2 (ja) * 2007-08-22 2014-09-10 データレース リミテッド レーザー感受性被覆組成物
KR20100074334A (ko) * 2007-11-07 2010-07-01 바스프 에스이 신규한 섬유 생성물
RU2011120235A (ru) 2008-10-23 2012-11-27 Дейталейз Лимитед Теплопоглощающие добавки
EP2342295A1 (en) 2008-10-27 2011-07-13 DataLase Ltd Coating composition for marking substrates
EP2349734B1 (en) 2008-10-27 2018-03-28 DataLase Ltd Aqueous laser-sensitive composition for marking substrates
JP5247505B2 (ja) 2009-02-04 2013-07-24 富士フイルム株式会社 熱分布表示体及び熱分布確認方法
ES2642061T3 (es) 2010-04-16 2017-11-15 Valspar Sourcing, Inc. Composiciones de recubrimiento para artículos de envasado y métodos de recubrimiento
WO2012109278A2 (en) 2011-02-07 2012-08-16 Valspar Sourcing, Inc. Coating compositions for containers and other articles and methods of coating
MX354358B (es) 2011-05-25 2018-02-28 Tetra Laval Holdings & Finance Absorbedores mejorados del infrarrojo proximo.
EP2898029B1 (en) 2011-12-30 2019-01-23 Tetra Laval Holdings & Finance SA Laminated color forming composition
ES2800027T3 (es) 2012-08-09 2020-12-23 Swimc Llc Estabilizador y composiciones de recubrimiento del mismo
WO2014025400A1 (en) 2012-08-09 2014-02-13 Valspar Sourcing, Inc. Developer for thermally responsive record materials
US9944749B2 (en) 2012-08-09 2018-04-17 Swimc, Llc Polycarbonates
WO2014025406A1 (en) 2012-08-09 2014-02-13 Valspar Sourcing, Inc. Dental materials and method of manufacture
CN104540907B (zh) 2012-08-09 2018-04-10 Swimc有限公司 用于容器和其它物品的组合物以及使用相同组合物的方法
AU2013300118B2 (en) 2012-08-09 2017-07-13 Swimc Llc Container coating system
EP2954373B1 (en) 2013-02-06 2019-04-24 Fujifilm Hunt Chemicals US, Inc. Chemical coating for a laser-markable material
US9126451B2 (en) 2013-12-18 2015-09-08 Appvion, Inc. Thermal recording materials
WO2015160788A1 (en) 2014-04-14 2015-10-22 Valspar Sourcing, Inc. Methods of preparing compositions for containers and other articles and methods of using same
KR102597449B1 (ko) * 2015-03-27 2023-11-03 오츠카 세이야쿠 가부시키가이샤 1-(4-히드록시페닐)-4-(4-트리플루오로메톡시페녹시)피페리딘 또는 그 염의 제조방법
CN104730739A (zh) * 2015-04-15 2015-06-24 京东方科技集团股份有限公司 一种显示面板、其制作方法及显示装置
TWI614275B (zh) 2015-11-03 2018-02-11 Valspar Sourcing Inc 用於製備聚合物的液體環氧樹脂組合物
EP3464278B1 (en) * 2016-05-26 2021-06-16 F. Hoffmann-La Roche AG Xanthone derivatives for the treatment and prophylaxis of hepatitis b virus disease
LU100261B1 (en) 2017-05-23 2019-01-04 Wurth Paul Sa Sinter Cooling System
JP7062625B2 (ja) 2019-10-17 2022-05-06 Ｐｒｉｍｅｔａｌｓ Ｔｅｃｈｎｏｌｏｇｉｅｓ Ｊａｐａｎ株式会社 焼結鉱冷却装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1573554A (US07179912-20070220-C00074.png) * 1967-07-10 1969-07-04
DE2016371A1 (de) * 1970-04-06 1971-10-21 Sum tomo Chemica! Company Ltd , Osaka (Japan) Neue substituierte Aminofluorane, Ver fahren zu ihrer Herstellung und ihre Ver wendung

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1805697B2 (de) * 1967-10-31 1976-09-02 Fuji Shashin Film KK., Ashigara, Kanagawa; Hodogaya Kagaku Kogyo KiC., Tokio; (Japan) Farbbildnerpapier fuer druckempfindliche kopierpapiere aus einem traeger und einer schicht von mikrokapseln
US3769302A (en) * 1969-01-21 1973-10-30 T Hoover Aliphatic amino-substituted flourans
GB1264936A (US07179912-20070220-C00074.png) * 1969-06-27 1972-02-23
JPS4816202B1 (US07179912-20070220-C00074.png) * 1969-12-05 1973-05-21
US3925417A (en) * 1970-06-29 1975-12-09 Story Chem Corp Tricyclohexylidene peroxide and dicyclohexylidene peroxide and method of producing the same
SE394868B (sv) * 1970-07-08 1977-07-18 Yamamoto Kagaku Gosei Kk Tryckkensligt kopiepapper, hos vilket som fergbildare anvendes ett bensylaminofluoranderivat
US3825561A (en) * 1970-10-12 1974-07-23 Sumitomo Chemical Co Fluoran compounds
SE397360B (sv) * 1970-10-13 1977-10-31 Kanzaki Paper Mfg Co Ltd Fluoranforeningar, speciellt bensfluoranforeningar, till anvendning som fergmaterial i registrerings- och kopieringssystem och sett att framstella dessa nya foreningar
US3654314A (en) * 1970-11-03 1972-04-04 Ncr Co Tetrachlorinated chromogenic compounds
US3681390A (en) * 1970-11-16 1972-08-01 Ncr Co Dialkylamino fluoran chromogenic compounds
US3849164A (en) * 1970-11-16 1974-11-19 Ncr Pressure-sensitive record unit comprising a mixture of two chromogenic compounds
JPS5033891B2 (US07179912-20070220-C00074.png) * 1971-10-29 1975-11-04
US3694461A (en) * 1972-02-07 1972-09-26 Ncr Co Chromogenic compounds
BE795746A (fr) * 1972-02-21 1973-08-21 Wiggins Teape Ltd Nouveaux formateurs de couleur
US3883557A (en) * 1973-07-27 1975-05-13 Ncr Co Trimethylfluoran compounds
GB1463815A (en) * 1973-09-26 1977-02-09 Ciba Geigy Ag Heterocyclic substituted fluoran compounds their manufacture and use
JPS5646997B2 (US07179912-20070220-C00074.png) * 1973-10-05 1981-11-06
US4007195A (en) * 1974-09-18 1977-02-08 Ciba-Geigy Ag Heterocyclic substituted fluorans

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1573554A (US07179912-20070220-C00074.png) * 1967-07-10 1969-07-04
DE1768862C3 (de) * 1967-07-10 1978-08-24 Shin Nisso Kako Co., Ltd., Tokio Basisch substituierte Fluorane, Verfahren zu ihrer Herstellung und deren Verwendung als Farbbildner für Kopiermaterialien
DE2016371A1 (de) * 1970-04-06 1971-10-21 Sum tomo Chemica! Company Ltd , Osaka (Japan) Neue substituierte Aminofluorane, Ver fahren zu ihrer Herstellung und ihre Ver wendung
DE2016371B2 (de) * 1970-04-06 1973-09-20 Sumitomo Chemical Co. Ltd., Osaka (Japan) 2,4 Disubstituierte 6 amino fluorane und ein Verfahren zu ihrer Herstellung sowie deren Verwendung als Farbbildner für druckempfindliche Kopierpapiere

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2808798A1 (de) * 1977-03-01 1978-09-07 Sterling Drug Inc 3-aryl-3-heterylphthalide und deren herstellung
DE2834711A1 (de) * 1977-08-08 1979-02-15 Yamada Chem Co Chromogene verbindungen und deren verwendung als farbbildner in kopier- oder aufzeichnungsmaterialien
DE2905825A1 (de) * 1978-02-15 1979-08-16 Kanzaki Paper Mfg Co Ltd Waermeempfindliches aufzeichnungsmaterial
US4502067A (en) * 1982-06-30 1985-02-26 Mita Industrial Company Limited Heat-sensitive black recording material
DE3438083A1 (de) * 1983-10-18 1985-05-02 Yamada Chemical Co. Ltd., Kyoto Chromogene azaphthalidverbindung und sie enthaltende farbbildende aufzeichnungszusammensetzung
US4747875A (en) * 1983-10-18 1988-05-31 Yamada Chemical Co., Ltd. Chromogenic azaphthalide compound and a colour-forming recording composition containing the same

Also Published As

Publication number Publication date
JPS509430A (US07179912-20070220-C00074.png) 1975-01-30
DE2424935C2 (US07179912-20070220-C00074.png) 1988-02-25
US4410708A (en) 1983-10-18
JPS5042913A (US07179912-20070220-C00074.png) 1975-04-18
JPS5426929B2 (US07179912-20070220-C00074.png) 1979-09-06
US4677203A (en) 1987-06-30
US3959571A (en) 1976-05-25
GB1478596A (en) 1977-07-06
JPS5138246B2 (US07179912-20070220-C00074.png) 1976-10-20
IT1011848B (it) 1977-02-10
JPS5138245B2 (US07179912-20070220-C00074.png) 1976-10-20
FR2230632B1 (US07179912-20070220-C00074.png) 1979-07-20
JPS50120636A (US07179912-20070220-C00074.png) 1975-09-22
FR2230632A1 (US07179912-20070220-C00074.png) 1974-12-20

Similar Documents

Publication Publication Date Title
DE2424935A1 (de) Neue fluoran-derivate
DE3045022C2 (US07179912-20070220-C00074.png)
DE1795737C3 (de) 3-(p-Aminophenyl)-3-(3-indolyl)phthalide und ihre Anwendung in druckempfindlichem Aufzeichnungsmaterial
DE2412640C3 (de) Druckempfindliches Kopierpapier
DE1768862C3 (de) Basisch substituierte Fluorane, Verfahren zu ihrer Herstellung und deren Verwendung als Farbbildner für Kopiermaterialien
DE3232235C2 (US07179912-20070220-C00074.png)
DE2163658B2 (de) 3-(2-Alkoxy-4-amino-phenyl)-3-(3-indolyl)-phthalide sowie druckempfindliche Kopierpapiere, die diese enthalten
DE2554099C3 (de) Aufzeichnungsmaterial und Verfahren zum Registrieren von Informationen in Form von gefärbten Abdrucken
DE3438083A1 (de) Chromogene azaphthalidverbindung und sie enthaltende farbbildende aufzeichnungszusammensetzung
DE3116815C2 (US07179912-20070220-C00074.png)
DE2707784C3 (de) Aminothiofluoranverbindungen und deren Verwendung in druck- oder wärmeempfindlichen Kopier- und Aufzeichungspapieren
DE2704724A1 (de) Aufzeichnungsmaterial
DE2150797C3 (de) Basisch substituierte Fluoranverbindungen, Verfahren zu ihrer Herstellung und diese Verbindungen enthaltende druck- oder wärmeempfindliche Aufzeichnungsmaterialien
DE2530464C3 (de) Druckempfindliches Kopiermaterial
CH656138A5 (de) Chromogenes lacton.
DE2413986B2 (de) Druckempfindliches Kopierpapier
DE2245504C2 (de) Basisch substituierte Fluoranverbindungen und diese Verbindungen enthaltende druck- bzw. wärmeempfindliche Aufzeichnungsmaterialien
DE3225028A1 (de) Fluoranderivate und diese enthaltende aufzeichnungsmaterialien
DE1543803B2 (de) Basisch substituierte fluorane und verfahren zu ihrer herstellung sowie deren verwendung als farbbildner fuer druckempfindliche vervielfaeltigungsmaterialien
DE2215713A1 (de) Wärmeempfindliche Aufzeichnungsbögen
EP0003726A1 (de) Substituierte Diaminophthalide, Verfahren zu ihrer Herstellung und ihre Verwendung als Farbbildner in druckempfindlichen oder wärmeempfindlichen Aufzeichnungsmaterialien
DE2435408C2 (de) 2(3)-[α-Aminophenyl-α-tetrahydrochinolin-α-hydroxy]-methylpyridincarbonsäuren-3(2)-lactone
DE2530463C3 (de) Triphenylmethanverbindungen
DE2230225C2 (de) Neue Chinoxalin-spiropyrane und deren Verwendung als Farbbildner für Kopierverfahren
DE2262127B2 (de) 6-(N-Alkyl-N-arylamino)-fluorane und deren Verwendung als Farbbildner in druck- und wärmeempfindlichen Kopiermaterialien

Legal Events

Date Code Title Description
OD Request for examination
8128 New person/name/address of the agent

Representative=s name: TUERK, D., DIPL.-CHEM. DR.RER.NAT. GILLE, C., DIPL

D2 Grant after examination
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: NIPPON SODA CO. LTD., TOKIO/TOKYO, JP

8328 Change in the person/name/address of the agent

Free format text: TUERK, D., DIPL.-CHEM. DR.RER.NAT. GILLE, C., DIPL.-ING. HRABAL, U., DIPL.-CHEM. DR.RER.NAT., PAT.-ANWAELTE, 4000 DUESSELDORF