FR2102402A5 - Nouvelles substances pour papiers pour copies sensibles a la pression - Google Patents

Nouvelles substances pour papiers pour copies sensibles a la pression

Info

Publication number
FR2102402A5
FR2102402A5 FR7020163A FR7020163A FR2102402A5 FR 2102402 A5 FR2102402 A5 FR 2102402A5 FR 7020163 A FR7020163 A FR 7020163A FR 7020163 A FR7020163 A FR 7020163A FR 2102402 A5 FR2102402 A5 FR 2102402A5
Authority
FR
France
Prior art keywords
papers
copies
pressure sensitive
new substances
substances
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.)
Expired
Application number
FR7020163A
Other languages
English (en)
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.)
Sumitomo Chemical Co Ltd
Original Assignee
Sumitomo Chemical 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
Priority to US41584A priority Critical patent/US3671543A/en
Priority to DE2026398A priority patent/DE2026398C3/de
Priority to GB2630970A priority patent/GB1325461A/en
Application filed by Sumitomo Chemical Co Ltd filed Critical Sumitomo Chemical Co Ltd
Priority to BE751330D priority patent/BE751330A/fr
Priority to FR7020163A priority patent/FR2102402A5/fr
Application granted granted Critical
Publication of FR2102402A5 publication Critical patent/FR2102402A5/fr
Expired legal-status Critical Current

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
    • B41M5/15—Spiro-pyrans

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Indole Compounds (AREA)
  • Color Printing (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
FR7020163A 1970-05-28 1970-06-02 Nouvelles substances pour papiers pour copies sensibles a la pression Expired FR2102402A5 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
US41584A US3671543A (en) 1970-05-28 1970-05-28 Imidomethyl derivatives of 1,3,3-trimethylindolino-spiropyran
DE2026398A DE2026398C3 (de) 1970-05-28 1970-05-29 Imidomethyl- und Amidomethyl-Derivate von 1,3,3-Trimethylindolinospiropyranen und ihre Verwendung als Farbstoffe in druckempfindlichen Kopierpapieren
GB2630970A GB1325461A (en) 1970-05-28 1970-06-01 Indolinospiropyran derivatives
BE751330D BE751330A (fr) 1970-05-28 1970-06-02 Nouvelles matieres pour papiers de copie sensibles a la pression,
FR7020163A FR2102402A5 (fr) 1970-05-28 1970-06-02 Nouvelles substances pour papiers pour copies sensibles a la pression

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US4158470A 1970-05-28 1970-05-28
DE2026398A DE2026398C3 (de) 1970-05-28 1970-05-29 Imidomethyl- und Amidomethyl-Derivate von 1,3,3-Trimethylindolinospiropyranen und ihre Verwendung als Farbstoffe in druckempfindlichen Kopierpapieren
GB2630970 1970-06-01
FR7020163A FR2102402A5 (fr) 1970-05-28 1970-06-02 Nouvelles substances pour papiers pour copies sensibles a la pression
BE751330 1970-06-02

Publications (1)

Publication Number Publication Date
FR2102402A5 true FR2102402A5 (fr) 1972-04-07

Family

ID=27507723

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7020163A Expired FR2102402A5 (fr) 1970-05-28 1970-06-02 Nouvelles substances pour papiers pour copies sensibles a la pression

Country Status (5)

Country Link
US (1) US3671543A (fr)
BE (1) BE751330A (fr)
DE (1) DE2026398C3 (fr)
FR (1) FR2102402A5 (fr)
GB (1) GB1325461A (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH594675A5 (fr) 1976-01-30 1978-01-13 Ciba Geigy Ag
US4634767A (en) * 1985-09-03 1987-01-06 Ppg Industries, Inc. Method for preparing spiro(indoline)-type photochromic compounds
US5114903A (en) * 1991-11-08 1992-05-19 Appleton Papers Inc. Thermally-responsive record material
US5699182A (en) * 1995-05-25 1997-12-16 Xytronyx, Inc. Light fatigue resistant photochromic formulations
US8722076B2 (en) 2010-09-30 2014-05-13 Surmodics, Inc. Photochrome- or near IR dye-coupled polymeric matrices for medical articles
US20210284778A1 (en) 2020-03-11 2021-09-16 Alcon Inc. Photochromic polydiorganosiloxane vinylic crosslinkers
TWI785630B (zh) 2020-06-02 2022-12-01 瑞士商愛爾康公司 光致變色矽酮水凝膠接觸鏡片及可聚合組合物及製造彼等之方法
CN111621289B (zh) * 2020-06-23 2023-03-21 赤峰学院 一种光控双通道荧光染料及其制备方法和应用
EP4237232B1 (fr) 2020-10-28 2024-11-27 Alcon Inc. Méthode de fabrication de lentilles de contact photochromiques
HUE069913T2 (hu) 2020-11-04 2025-04-28 Alcon Inc Eljárás fotokróm kontaktlencsék elõállítására
US11886045B2 (en) 2020-11-04 2024-01-30 Alcon Inc. Method for making photochromic contact lenses
KR20230131494A (ko) 2021-03-08 2023-09-13 알콘 인코포레이티드 광기능성 콘택트 렌즈의 제조 방법
EP4313567B1 (fr) 2021-04-01 2025-01-29 Alcon Inc. Procédé de fabrication de lentilles de contact photochromes
US20230364832A1 (en) 2022-04-28 2023-11-16 Alcon Inc. Method for making uv and hevl-absorbing ophthalmic lenses

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL250081A (fr) * 1959-04-03

Also Published As

Publication number Publication date
DE2026398C3 (de) 1973-09-13
DE2026398A1 (de) 1971-12-09
US3671543A (en) 1972-06-20
DE2026398B2 (de) 1973-02-08
BE751330A (fr) 1970-11-16
GB1325461A (en) 1973-08-01

Similar Documents

Publication Publication Date Title
BE795268A (fr) Feuilles a usage graphique sensibles a la pression
AT308780B (de) Druckempfindliches Kopierpapier
AT318660B (de) Druckempfindliches kopierpapier
FR2102402A5 (fr) Nouvelles substances pour papiers pour copies sensibles a la pression
BE769796A (fr) Microcapsules pour papiers a copier sans carbone
NL7505262A (nl) Carbonloos doorslagpapier.
TR18390A (tr) Kopya kagidi
DK124321B (da) Trykfølsomt kopipapir.
BE770106A (fr) Couvercle a pression positive pour appareil dialyseur
BE748637A (fr) Nouvelles matieres pour papiers de copie sensibles a la pression,
CH555745A (de) Papierstaerken-abtast-einrichtung.
BE769578A (fr) Appareil regulateur de pression pour presse a emboutir
SE380206B (sv) Franslagningsanordning for tryckpressar
BE774611A (fr) Electrode pour recipient a pression
AT322578B (de) Druckempfindliches kopierpapier
AT323703B (de) Aktenhängemappe
BE752388A (fr) Papiers de copie sensibles a la pression
BE823774A (fr) Feuilles sensibles a la pression utilisables pour realiser des copies
SE385030B (sv) Suglada for en pappersmaskin
BE748429A (fr) Materiau pour feuilles d'enregistrement sensibles a la pression
DK130340B (da) Ark til anvendelse i et trykfølsomt kopieringssystem.
BE808011A (fr) Stencils sensibles a la pression pour la polycopie au duplicateur
BE793349A (fr) Composes de fluorane et papiers de copie sensibles a la pression en contenant
AT311789B (de) Papiermaterial
CA969960A (en) Pressure sensitive copying paper

Legal Events

Date Code Title Description
ST Notification of lapse