GB629165A - Improvements in or relating to materials for producing visual records - Google Patents

Improvements in or relating to materials for producing visual records

Info

Publication number
GB629165A
GB629165A GB6474/46A GB647446A GB629165A GB 629165 A GB629165 A GB 629165A GB 6474/46 A GB6474/46 A GB 6474/46A GB 647446 A GB647446 A GB 647446A GB 629165 A GB629165 A GB 629165A
Authority
GB
United Kingdom
Prior art keywords
solution
substances
malachite green
added
colourless
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
GB6474/46A
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.)
NCR Voyix Corp
National Cash Register Co
Original Assignee
NCR Corp
National Cash Register Co
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 NCR Corp, National Cash Register Co filed Critical NCR Corp
Publication of GB629165A publication Critical patent/GB629165A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B01J13/02—Making microcapsules or microballoons
    • B01J13/025—Applications of microcapsules not provided for in other subclasses
    • 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
    • B41M5/1246—Application of the layer, e.g. by printing
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Color Printing (AREA)
  • Paper (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
  • Paints Or Removers (AREA)
GB6474/46A 1944-01-31 1946-03-01 Improvements in or relating to materials for producing visual records Expired GB629165A (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US52057344A 1944-01-31 1944-01-31
US58183445A 1945-03-09 1945-03-09
US60176145A 1945-06-27 1945-06-27
US784939A US2505471A (en) 1944-01-31 1947-11-08 Process of making pressure sensitive record material
US714657XA 1951-08-31 1951-08-31

Publications (1)

Publication Number Publication Date
GB629165A true GB629165A (en) 1949-09-14

Family

ID=31192441

Family Applications (3)

Application Number Title Priority Date Filing Date
GB6474/46A Expired GB629165A (en) 1944-01-31 1946-03-01 Improvements in or relating to materials for producing visual records
GB24784/48A Expired GB656859A (en) 1944-01-31 1948-09-22 Material for producing visible records
GB21260/52A Expired GB714657A (en) 1944-01-31 1952-08-25 Improvements in record materials

Family Applications After (2)

Application Number Title Priority Date Filing Date
GB24784/48A Expired GB656859A (en) 1944-01-31 1948-09-22 Material for producing visible records
GB21260/52A Expired GB714657A (en) 1944-01-31 1952-08-25 Improvements in record materials

Country Status (6)

Country Link
US (1) US2505471A (fr)
BE (4) BE485588A (fr)
CH (4) CH276723A (fr)
DE (3) DE871604C (fr)
FR (5) FR923467A (fr)
GB (3) GB629165A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3995088A (en) 1974-02-01 1976-11-30 Ciba-Geigy Corporation Coated pressure-sensitive recording material
US4509065A (en) * 1981-12-04 1985-04-02 The Wiggins Teape Group Limited Record material

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2618573A (en) * 1944-01-31 1952-11-18 Ncr Co Process of making pressure sensitive record material
NL178293B (nl) * 1952-05-13 Shell Int Research Kolom voor het met elkaar in aanraking brengen van vloeistof en damp.
BE530009A (fr) * 1953-06-30
DE1122495B (de) * 1953-06-30 1962-01-25 Ncr Co Verfahren zur Herstellung mikroskopischer, OEl enthaltender Kapseln
US2972547A (en) * 1957-08-05 1961-02-21 Antioch College Acyl hydrazine compositions and methods of producing color therewith
US3096189A (en) * 1958-12-10 1963-07-02 Allied Chemical Comporation Duplicating sheet and colored coating compositions therefor
DE1119302B (de) * 1959-07-11 1961-12-14 Gerhard Ritzerfeld Verfahren zur Herstellung von Abdrucken von Druckformen mit einem Farbvorrat von Triphenylmethan-Farbstoffen
US3011905A (en) * 1959-09-09 1961-12-05 Columbia Ribbon & Carbon Manifold system comprising reactant donor and receptor sheets
DE1188828B (de) * 1960-07-25 1965-03-11 Siemens Ag Stoerungsschreiber mit einem Schreiborgan und einer schnell umlaufenden Registriertrommel
NL292921A (fr) * 1963-05-17 1900-01-01
GB1147480A (en) * 1966-04-07 1969-04-02 Ncr Co A pressure-sensitive copying material
BE794459A (fr) * 1972-01-24 1973-05-16 Fuji Photo Film Co Ltd Feuille d'enregistrement
JPS572112B2 (fr) * 1974-03-26 1982-01-14
DE2601864C3 (de) * 1976-01-20 1981-11-12 Feldmühle AG, 4000 Düsseldorf Aufzeichnungspapier
DE2743800C3 (de) * 1977-09-29 1980-04-03 Feldmuehle Ag, 4000 Duesseldorf Druckempfindliches Aufzeichnungsmaterial und Streichmasse zu semer Herstellung
AT372909B (de) * 1979-03-20 1983-11-25 Manuel Ing Cespon Farbentwicklermassen zur herstellung eines druck- empfindlichen aufzeichungsmaterials mit besonders starker farbbildung und lichtbestaendigkeit
DE2926837C2 (de) * 1979-07-03 1982-04-15 Drescher Datendrucke GmbH, 7255 Rutesheim Verfahren zur Herstellung eines Aufzeichnungsmaterials
DE3014621B1 (de) * 1980-04-16 1981-04-23 MD Papierfabriken Heinrich Nicolaus GmbH, 8060 Dachau Reaktionsdurchschreibepapier
FR2482989A1 (fr) * 1980-05-22 1981-11-27 Interox Procede pour la regeneration de vieux papiers
US4360548A (en) * 1980-10-24 1982-11-23 The Standard Register Company Self-contained covert image
ZA828473B (en) * 1981-12-04 1983-10-26 Wiggins Teape Group Ltd Record material
GB2170036A (en) * 1985-01-21 1986-07-23 Robin Roy Richards Question and answer teaching aid
GB8723588D0 (en) * 1987-10-07 1987-11-11 Wiggins Teape Group Ltd Pressure sensitive record material
JP2566628B2 (ja) * 1988-08-24 1996-12-25 保土谷化学工業株式会社 フレオラン化合物および記録材料
JP5185126B2 (ja) 2006-09-29 2013-04-17 日本製紙株式会社 感熱記録材料

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1844199A (en) * 1928-08-30 1932-02-09 Rca Corp Pyro-recording paper
BE407722A (fr) * 1934-02-08
US2299693A (en) * 1940-02-23 1942-10-20 Ncr Co Coating for paper
GB550332A (en) * 1941-06-30 1943-01-04 Josef Groak Improvements in or relating to transfer copying materials

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3995088A (en) 1974-02-01 1976-11-30 Ciba-Geigy Corporation Coated pressure-sensitive recording material
US4509065A (en) * 1981-12-04 1985-04-02 The Wiggins Teape Group Limited Record material

Also Published As

Publication number Publication date
CH276723A (fr) 1951-07-31
US2505471A (en) 1950-04-25
DE871604C (de) 1953-03-23
CH291102A (fr) 1953-05-31
BE478120A (fr)
BE485588A (fr)
FR63097E (fr) 1955-07-15
GB656859A (en) 1951-09-05
BE485589A (fr)
FR923465A (fr) 1947-07-08
FR59544E (fr) 1954-06-28
DE932614C (de) 1955-09-05
CH291101A (fr) 1953-05-31
FR59543E (fr) 1954-06-28
CH277328A (fr) 1951-08-31
DE878806C (de) 1953-06-05
GB714657A (en) 1954-09-01
BE480326A (fr)
FR923467A (fr) 1947-07-08

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