GB1162256A - Thermographic Copying Sheet - Google Patents

Thermographic Copying Sheet

Info

Publication number
GB1162256A
GB1162256A GB4154666A GB4154666A GB1162256A GB 1162256 A GB1162256 A GB 1162256A GB 4154666 A GB4154666 A GB 4154666A GB 4154666 A GB4154666 A GB 4154666A GB 1162256 A GB1162256 A GB 1162256A
Authority
GB
United Kingdom
Prior art keywords
solvent
paper
sept
sized
dye
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
GB4154666A
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.)
Konica Minolta Inc
Original Assignee
Konica Minolta Inc
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 Konica Minolta Inc filed Critical Konica Minolta Inc
Publication of GB1162256A publication Critical patent/GB1162256A/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
    • B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Paper (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)

Abstract

1,162,256. Dyeing paper. KONISHIROKU PHOTO INDUSTRY CO. Ltd. 16 Sept., 1966 [20 Sept., 1965], No. 41546/66. Heading D1B [Also in Division G2] Dyed paper -is produced by adding a C.1 solvent dye to bleached sulphite pulp together with sizing agents and adipic acid and then making paper from the pulp. Alternatively, paper may be surface-sized or tub-sized with a suspension containing a C.I solvent dye and starch, carboxymethyl cellulose or vinyl methyl ether/maleic anhydride copolymer. The suspension may also contain palmitamide or cinnamic acid. Specified dyes are C.I solvent blue 9, C.I. Solvent Black, 1, C.I. Solvent Black 5 and C.I. Solvent Blue 29.
GB4154666A 1965-09-20 1966-09-16 Thermographic Copying Sheet Expired GB1162256A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5727665 1965-09-20

Publications (1)

Publication Number Publication Date
GB1162256A true GB1162256A (en) 1969-08-20

Family

ID=13050997

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4154666A Expired GB1162256A (en) 1965-09-20 1966-09-16 Thermographic Copying Sheet

Country Status (2)

Country Link
DE (1) DE1571846A1 (en)
GB (1) GB1162256A (en)

Also Published As

Publication number Publication date
DE1571846A1 (en) 1971-01-14

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees