GB990350A - Printing plate with transfer layer - Google Patents

Printing plate with transfer layer

Info

Publication number
GB990350A
GB990350A GB29288/63A GB2928863A GB990350A GB 990350 A GB990350 A GB 990350A GB 29288/63 A GB29288/63 A GB 29288/63A GB 2928863 A GB2928863 A GB 2928863A GB 990350 A GB990350 A GB 990350A
Authority
GB
United Kingdom
Prior art keywords
layer
water
coating
blanks
foundation
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
GB29288/63A
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.)
Columbia Ribbon and Carbon Manufacturing Co Inc
Original Assignee
Columbia Ribbon and Carbon Manufacturing Co 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 Columbia Ribbon and Carbon Manufacturing Co Inc filed Critical Columbia Ribbon and Carbon Manufacturing Co Inc
Publication of GB990350A publication Critical patent/GB990350A/en
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41CPROCESSES FOR THE MANUFACTURE OR REPRODUCTION OF PRINTING SURFACES
    • B41C1/00Forme preparation
    • B41C1/10Forme preparation for lithographic printing; Master sheets for transferring a lithographic image to the forme
    • B41C1/1091Forme preparation for lithographic printing; Master sheets for transferring a lithographic image to the forme by physical transfer from a donor sheet having an uniform coating of lithographic material using thermal means as provided by a thermal head or a laser; by mechanical pressure, e.g. from a typewriter by electrical recording ribbon therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41NPRINTING PLATES OR FOILS; MATERIALS FOR SURFACES USED IN PRINTING MACHINES FOR PRINTING, INKING, DAMPING, OR THE LIKE; PREPARING SUCH SURFACES FOR USE AND CONSERVING THEM
    • B41N1/00Printing plates or foils; Materials therefor
    • B41N1/12Printing plates or foils; Materials therefor non-metallic other than stone, e.g. printing plates or foils comprising inorganic materials in an organic matrix
    • B41N1/14Lithographic printing foils

Abstract

990,350. Printing surfaces. COLUMBIA RIBBON & CARBON MANUFACTURING CO. Inc. July 24, 1963 [July 25, 1962], No. 29288/63. Heading B6C. A planographic printing plate blank has on the reverse side to the one carrying the hydrophilic planographic printing coating a pressure-trans. ferable eleophilic layer said layer having a dry clear rub-resistant surface comprising pressuretransferable oleophilic imaging material for transference of ink receptive images to the hydrophilic printing surface of a planographic printing plate blank. By superimposing a plurality of such blanks, imaging of all those below the top one is effected simultaneously in a single operation by applying desired pressures, such as from a typewriter, to the upper coated surface of the top blank. In the embodiment shown in Fig. 2 a flexible foundation 10 has a hydrophilic printing coating 11 based upon carboxymethyl cellulose and an oleophilic transfer layer 12 applied in the form of an aqueous emulsion. Such a layer may comprise a mixture of ethyl cellulose, mineral oil, Milori blue, methyl alcohol and water. As an alternative the mixture in water may comprise polystyrene emulsion, beeswax, montan wax, oleic acid, triethanolamine, Milori blue and Be Square Wax. A further example employs montan wax, oleic acid, morpholine, carbon black, a surface-active agent (polyoxyalkylene ester) and water. Other surface-active agents which may be used are polypropylene glycol ether and naphthalene sulphonate. In a further embodiment a release coating 13, Fig. 3, may be applied between the foundation 10 and the layer 12. Such coating is preferably based upon a vinyl, vinylidene, acrylic or methacrylic resin and is applied by means of a volatile solvent or dispersing medium, and when set is not soluble in the solvent or dispersing liquid used to apply the layer 12. When working with water-applied transfer layers it is preferable to apply the release layer as an aqueous dispersion or emulsion. According to yet another embodiment the layer 12 may be applied in such a manner as to provide a clear uncoated margin of the foundation 10 around the same. The provision of such a margin prevents the spreading of the layer material 12 across the cut edges of the blanks when the blanks are coated in the form of a wide web and thereafter cut into the desired sizes. Specification 769,520 is referred to.
GB29288/63A 1962-07-25 1963-07-24 Printing plate with transfer layer Expired GB990350A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US21240662A 1962-07-25 1962-07-25
US517881A US3274928A (en) 1962-07-25 1965-12-13 Planographic printing plate

Publications (1)

Publication Number Publication Date
GB990350A true GB990350A (en) 1965-04-28

Family

ID=26907110

Family Applications (1)

Application Number Title Priority Date Filing Date
GB29288/63A Expired GB990350A (en) 1962-07-25 1963-07-24 Printing plate with transfer layer

Country Status (3)

Country Link
US (1) US3274928A (en)
DE (1) DE1219502B (en)
GB (1) GB990350A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3342622A (en) * 1962-07-20 1967-09-19 Gestetner Ltd Typewriter ribbon impregnated with ink comprising heat-polymerizable ester monomer

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2142250A (en) * 1935-10-11 1939-01-03 Underwood Elliott Fisher Co Means for applying work upon lithographic plates
US2508725A (en) * 1945-01-13 1950-05-23 Columbia Ribbon & Carbon Transfer medium
GB621957A (en) * 1946-03-18 1949-04-25 Douglas Alexander Newman Improvements in or relating to manifolding or duplicating sheets
US2729575A (en) * 1948-11-09 1956-01-03 Method of making same
BE509774A (en) * 1951-03-06
US2808777A (en) * 1952-02-26 1957-10-08 Dick Co Ab Method for manufacturing duplicating masters
US2805621A (en) * 1954-02-10 1957-09-10 Standard Register Co Paper planographic plate
US2872340A (en) * 1954-02-18 1959-02-03 Columbia Ribbon Carbon Mfg Transfer element and method of making the same
US3122998A (en) * 1960-06-02 1964-03-03 Infrared transfer process

Also Published As

Publication number Publication date
US3274928A (en) 1966-09-27
DE1219502B (en) 1966-06-23

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