GB1321008A - Pressure sensitive record material - Google Patents

Pressure sensitive record material

Info

Publication number
GB1321008A
GB1321008A GB1739071A GB1739071A GB1321008A GB 1321008 A GB1321008 A GB 1321008A GB 1739071 A GB1739071 A GB 1739071A GB 1739071 A GB1739071 A GB 1739071A GB 1321008 A GB1321008 A GB 1321008A
Authority
GB
United Kingdom
Prior art keywords
vanadium
gelatin
starch
sheet
chelating agent
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
GB1739071A
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 GB1321008A publication Critical patent/GB1321008A/en
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
    • 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
    • B41M5/1363—Leuco dyes forming a complex with a metal cation
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L61/00—Compositions of condensation polymers of aldehydes or ketones; Compositions of derivatives of such polymers
    • C08L61/04—Condensation polymers of aldehydes or ketones with phenols only
    • C08L61/06—Condensation polymers of aldehydes or ketones with phenols only of aldehydes with phenols

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Color Printing (AREA)
  • Power-Operated Mechanisms For Wings (AREA)
GB1739071A 1970-06-24 1971-05-27 Pressure sensitive record material Expired GB1321008A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US4955770A 1970-06-24 1970-06-24
US9417070A 1970-12-01 1970-12-01
US13083171A 1971-04-02 1971-04-02

Publications (1)

Publication Number Publication Date
GB1321008A true GB1321008A (en) 1973-06-20

Family

ID=27367559

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1739071A Expired GB1321008A (en) 1970-06-24 1971-05-27 Pressure sensitive record material

Country Status (10)

Country Link
JP (1) JPS546926B1 (ru)
BE (1) BE768890A (ru)
CA (1) CA947500A (ru)
CH (1) CH550671A (ru)
DK (1) DK126625B (ru)
FR (1) FR2098004A5 (ru)
GB (1) GB1321008A (ru)
NL (1) NL164802C (ru)
NO (1) NO133024C (ru)
SU (1) SU505385A3 (ru)

Also Published As

Publication number Publication date
BE768890A (fr) 1971-11-03
NO133024B (ru) 1975-11-17
DE2130456B2 (de) 1973-06-14
CH550671A (de) 1974-06-28
FR2098004A5 (ru) 1972-03-03
NL164802B (nl) 1980-09-15
CA947500A (en) 1974-05-21
JPS546926B1 (ru) 1979-04-02
NL164802C (nl) 1981-02-16
NO133024C (ru) 1976-02-25
DK126625B (da) 1973-08-06
NL7108741A (ru) 1971-12-28
DE2130456A1 (de) 1971-12-30
SU505385A3 (ru) 1976-02-28

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Legal Events

Date Code Title Description
PS Patent sealed
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee