JPS5525996B1 - - Google Patents

Info

Publication number
JPS5525996B1
JPS5525996B1 JP4098072A JP4098072A JPS5525996B1 JP S5525996 B1 JPS5525996 B1 JP S5525996B1 JP 4098072 A JP4098072 A JP 4098072A JP 4098072 A JP4098072 A JP 4098072A JP S5525996 B1 JPS5525996 B1 JP S5525996B1
Authority
JP
Japan
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.)
Pending
Application number
JP4098072A
Other languages
Japanese (ja)
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 filed Critical
Publication of JPS5525996B1 publication Critical patent/JPS5525996B1/ja
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D307/87—Benzo [c] furans; Hydrogenated benzo [c] furans
    • C07D307/88—Benzo [c] furans; Hydrogenated benzo [c] furans with one oxygen atom directly attached in position 1 or 3
    • C07D307/885—3,3-Diphenylphthalides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Color Printing (AREA)
  • Indole Compounds (AREA)
  • Furan Compounds (AREA)
  • Photoreceptors In Electrophotography (AREA)
JP4098072A 1971-04-27 1972-04-25 Pending JPS5525996B1 (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13795271A 1971-04-27 1971-04-27

Publications (1)

Publication Number Publication Date
JPS5525996B1 true JPS5525996B1 (xx) 1980-07-10

Family

ID=22479769

Family Applications (6)

Application Number Title Priority Date Filing Date
JP4098072A Pending JPS5525996B1 (xx) 1971-04-27 1972-04-25
JP54145313A Expired JPS5945516B2 (ja) 1971-04-27 1979-11-09 感圧性記録ユニツト
JP54145312A Expired JPS5948756B2 (ja) 1971-04-27 1979-11-09 感圧性記録ユニツト
JP14531179A Pending JPS5633979A (en) 1971-04-27 1979-11-09 Pressure sensitive recording unit
JP54145310A Expired JPS5829239B2 (ja) 1971-04-27 1979-11-09 感圧性記録ユニツト
JP14531479A Pending JPS5633982A (en) 1971-04-27 1979-11-09 Pressure sensitive recording unit

Family Applications After (5)

Application Number Title Priority Date Filing Date
JP54145313A Expired JPS5945516B2 (ja) 1971-04-27 1979-11-09 感圧性記録ユニツト
JP54145312A Expired JPS5948756B2 (ja) 1971-04-27 1979-11-09 感圧性記録ユニツト
JP14531179A Pending JPS5633979A (en) 1971-04-27 1979-11-09 Pressure sensitive recording unit
JP54145310A Expired JPS5829239B2 (ja) 1971-04-27 1979-11-09 感圧性記録ユニツト
JP14531479A Pending JPS5633982A (en) 1971-04-27 1979-11-09 Pressure sensitive recording unit

Country Status (12)

Country Link
US (1) US3736337A (xx)
JP (6) JPS5525996B1 (xx)
AU (1) AU459132B2 (xx)
BE (1) BE782653A (xx)
CA (1) CA984847A (xx)
CH (1) CH606276A5 (xx)
DE (2) DE2218895C2 (xx)
ES (1) ES402057A1 (xx)
FR (1) FR2136694A5 (xx)
GB (1) GB1349503A (xx)
IT (1) IT954848B (xx)
ZA (1) ZA722506B (xx)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4102893A (en) * 1971-11-26 1978-07-25 Ciba-Geigy Ag Process for the manufacture of color formers of indoles and anhydrides of aromatic or heteroaromatic, vicinal dicarboxylic acids, new color formers of these classes of substance and their use
GB1460751A (en) * 1973-05-21 1977-01-06 Ciba Geigy Ag 3-indolyl-3-phenyl-phthalide compounds their manufacture and their use
GB1460151A (en) * 1973-05-21 1976-12-31 Ciba Geigy Nitrophthalides their mahufacture and their use in recording systems-
US4186134A (en) * 1973-05-21 1980-01-29 Ciba-Geigy Corporation 3-Indolyl-3-phenyl-phthalides
GB1467898A (en) * 1974-04-09 1977-03-23 Ciba Geigy Ag Heterocyclic substituted lactone compounds their manufacture and use
US4020056A (en) * 1975-04-10 1977-04-26 Ncr Corporation Di-vinyl phthalides color formers
US4016174A (en) * 1975-04-10 1977-04-05 Ncr Corporation Benzoindole phthalides
US4026883A (en) * 1975-04-10 1977-05-31 Ncr Corporation Derivatives of dianhydrides as vinyl color formers
CH594511A5 (xx) * 1976-01-16 1978-01-13 Ciba Geigy Ag
US4189171A (en) * 1977-03-01 1980-02-19 Sterling Drug Inc. Marking systems containing 3-aryl-3-heterylphthalides and 3,3-bis(heteryl)phthalides
JPS553804A (en) * 1978-06-23 1980-01-11 Denpatsu Furaiatsushiyu Kk Manufacture of granular active substance
US4275206A (en) * 1979-03-05 1981-06-23 Appleton Papers Inc. Lactone compounds containing an indolizine radical
JPS6085986A (ja) * 1983-10-18 1985-05-15 Yamada Kagaku Kogyo Kk 発色性記録材料
JPS6216914A (ja) * 1985-07-12 1987-01-26 Seiko Giken Kk 粉粒体輸送装置による粉粒体の移送方法
EP0242169B1 (en) * 1986-04-15 1992-01-02 Yamada Chemical Co., Ltd. Divinyl compounds and chromogenic recording material prepared by use thereof
DE3773035D1 (de) * 1986-04-16 1991-10-24 Yamada Chem Co Divinylverbindungen und unter verwendung dieser verbindungen hergestelltes chromogenes aufzeichnungsmaterial.
JPS6367179A (ja) * 1986-09-08 1988-03-25 Fuji Photo Film Co Ltd 記録シ−ト
JPS6367180A (ja) * 1986-09-09 1988-03-25 Fuji Photo Film Co Ltd 記録シ−ト
EP0787764B1 (en) * 1996-02-03 2003-04-09 Mitsubishi Gas Chemical Company, Inc. Oxygen-absorbing resin composition and packing material, multi-layered packing material, package and packing method using the same
KR19990044351A (ko) * 1996-07-02 1999-06-25 야마자끼 료이찌 시트상 발열체 및 그의 제조 방법
EP0964046B1 (en) 1998-06-03 2003-07-30 Mitsubishi Gas Chemical Company, Inc. Oxygen absorbing composition, oxygen absorbing resin and preserving method

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4833208A (xx) * 1971-09-03 1973-05-08

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3491116A (en) * 1967-01-30 1970-01-20 Ncr Co 3-(phenyl)-3-(indol-3-yl)-phthalides
JPS5127251B2 (xx) * 1972-06-02 1976-08-11
JPS4916727A (xx) * 1972-06-03 1974-02-14

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4833208A (xx) * 1971-09-03 1973-05-08

Also Published As

Publication number Publication date
DE2265772C2 (de) 1983-09-22
GB1349503A (en) 1974-04-03
AU459132B2 (en) 1975-02-26
JPS5633979A (en) 1981-04-04
IT954848B (it) 1973-09-15
JPS5633978A (en) 1981-04-04
CA984847A (en) 1976-03-02
AU4121272A (en) 1973-10-25
JPS5829239B2 (ja) 1983-06-21
CH606276A5 (xx) 1978-10-31
DE2218895C2 (de) 1983-12-08
BE782653A (fr) 1972-08-16
DE2218895A1 (de) 1972-11-09
JPS5945516B2 (ja) 1984-11-07
JPS5633981A (en) 1981-04-04
JPS5633980A (en) 1981-04-04
ES402057A1 (es) 1975-03-16
FR2136694A5 (xx) 1972-12-22
ZA722506B (en) 1973-01-31
DE2265772A1 (xx) 1982-09-16
US3736337A (en) 1973-05-29
JPS5633982A (en) 1981-04-04
JPS5948756B2 (ja) 1984-11-28

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