GB659418A - Improvements in or relating to the art of printing papers - Google Patents

Improvements in or relating to the art of printing papers

Info

Publication number
GB659418A
GB659418A GB2129/49A GB212949A GB659418A GB 659418 A GB659418 A GB 659418A GB 2129/49 A GB2129/49 A GB 2129/49A GB 212949 A GB212949 A GB 212949A GB 659418 A GB659418 A GB 659418A
Authority
GB
United Kingdom
Prior art keywords
micron
less
silica
relating
art
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
GB2129/49A
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.)
Monsanto Chemicals Ltd
Monsanto Chemical Co
Original Assignee
Monsanto Chemicals Ltd
Monsanto Chemical 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 Monsanto Chemicals Ltd, Monsanto Chemical Co filed Critical Monsanto Chemicals Ltd
Publication of GB659418A publication Critical patent/GB659418A/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
    • B41M7/00—After-treatment of prints, e.g. heating, irradiating, setting of the ink, protection of the printed stock
    • B41M7/02—Dusting, e.g. with an anti-offset powder for obtaining raised printing such as by thermogravure ; Varnishing

Landscapes

  • Paper (AREA)
  • Silicon Compounds (AREA)

Abstract

659,418. Printing. MONSANTO CHEMICAL CO. Jan. 26, 1949, No. 2129. Convention date, Feb. 9, 1948. [Class 100 (ii)] Set-off, preventing.-The printed surface is treated with an aqueous or other liquid spray containing fine discrete particles of silica. The silica, e.g. comprising 1-20 per cent by weight of a water &c. dispersion, may be in the form of colloidal particles of which the average diameter is less than 1 micron or of which at least 50 per cent are of diameter less than 5 microns, preferably less than 1 micron. Suitable aquasols may be prepared as described in Specification 645,703 or 649,897, [both in Group III], U.S.A. Specification 2,383,653, or an aerogel prepared as described in U.S.A. Specification 2,188,007 may be dispersed in water or alcohol.
GB2129/49A 1948-02-09 1949-01-26 Improvements in or relating to the art of printing papers Expired GB659418A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US7299A US2673520A (en) 1948-02-09 1948-02-09 Preventing offset of print from freshly printed papers

Publications (1)

Publication Number Publication Date
GB659418A true GB659418A (en) 1951-10-24

Family

ID=21725357

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2129/49A Expired GB659418A (en) 1948-02-09 1949-01-26 Improvements in or relating to the art of printing papers

Country Status (2)

Country Link
US (1) US2673520A (en)
GB (1) GB659418A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2746179A (en) * 1952-10-24 1956-05-22 B B Chem Co Improved covers and cover materials for temporary protection of shoes
US2775170A (en) * 1954-05-20 1956-12-25 Masonite Corp Method of cleaning press wires
US3080249A (en) * 1958-08-12 1963-03-05 Kurashiki Rayon Co Method of manufacturing polyvinyl alcohol films
US3506467A (en) * 1966-12-12 1970-04-14 Francis S Ulrich Applying a protective film to unset printing ink on backing material
US3491036A (en) * 1967-12-28 1970-01-20 Oxy Dry Intern Inc Anti-offset powder comprising dextrose powder and silicone resin treated starch and method of preventing offset from freshly printed papers
US5879748A (en) * 1997-04-29 1999-03-09 Varn Products Company Inc. Protective lubricant emulsion compositons for printing

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1731467A (en) * 1927-02-26 1929-10-15 Theodore E Knowlton Method and apparatus for preventing offset in printing
US2114792A (en) * 1935-12-09 1938-04-19 Donnelley & Sons Co Method of preventing offset
US2275578A (en) * 1938-05-03 1942-03-10 Harris Seybold Potter Co Offset prevention
US2235676A (en) * 1939-09-22 1941-03-18 Stein Hall Mfg Co Offset preventing material
US2306292A (en) * 1939-12-01 1942-12-22 Atlantic Res Associates Inc Method of treating mica
US2317370A (en) * 1940-06-13 1943-04-27 Geese Charles Method of setting printing inks and composition therefor
US2354979A (en) * 1942-04-15 1944-08-01 Atlas Powder Co Antioffset composition
US2480904A (en) * 1946-06-25 1949-09-06 Marine Magnesium Products Corp Process for the manufacture of magnesium oxide

Also Published As

Publication number Publication date
US2673520A (en) 1954-03-30

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