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IT1173720B - PROCEDURE FOR THE PREPARATION OF OPTICALLY BANDED PAPER - Google Patents

PROCEDURE FOR THE PREPARATION OF OPTICALLY BANDED PAPER

Info

Publication number
IT1173720B
IT1173720B IT48464/83A IT4846483A IT1173720B IT 1173720 B IT1173720 B IT 1173720B IT 48464/83 A IT48464/83 A IT 48464/83A IT 4846483 A IT4846483 A IT 4846483A IT 1173720 B IT1173720 B IT 1173720B
Authority
IT
Italy
Prior art keywords
optically
procedure
preparation
banded paper
banded
Prior art date
Application number
IT48464/83A
Other languages
Italian (it)
Other versions
IT8348464A0 (en
IT8348464A1 (en
Inventor
Peter Stuart Littlewood
Roger Paver
John Stuart Cowman
Stephen John O'neil
Original Assignee
Sandoz Ag
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 Sandoz Ag filed Critical Sandoz Ag
Publication of IT8348464A0 publication Critical patent/IT8348464A0/en
Publication of IT8348464A1 publication Critical patent/IT8348464A1/en
Application granted granted Critical
Publication of IT1173720B publication Critical patent/IT1173720B/en

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
    • D21H21/30—Luminescent or fluorescent substances, e.g. for optical bleaching
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/03—Non-macromolecular organic compounds
    • D21H17/05—Non-macromolecular organic compounds containing elements other than carbon and hydrogen only
    • D21H17/17—Ketenes, e.g. ketene dimers
IT48464/83A 1982-06-09 1983-06-09 PROCEDURE FOR THE PREPARATION OF OPTICALLY BANDED PAPER IT1173720B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8216697 1982-06-09

Publications (3)

Publication Number Publication Date
IT8348464A0 IT8348464A0 (en) 1983-06-09
IT8348464A1 IT8348464A1 (en) 1984-12-09
IT1173720B true IT1173720B (en) 1987-06-24

Family

ID=10530905

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48464/83A IT1173720B (en) 1982-06-09 1983-06-09 PROCEDURE FOR THE PREPARATION OF OPTICALLY BANDED PAPER

Country Status (6)

Country Link
JP (1) JPS5915598A (en)
BR (1) BR8303043A (en)
DE (1) DE3319569A1 (en)
FR (1) FR2528461A1 (en)
GB (1) GB2122660B (en)
IT (1) IT1173720B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4964951A (en) * 1987-05-29 1990-10-23 Security Tag Systems, Inc. Process for making secure paper product
JP2608096B2 (en) * 1988-04-18 1997-05-07 三菱製紙株式会社 Photographic support

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3025242A (en) * 1961-03-20 1962-03-13 Du Pont Whitening agent composition and process for its manufacture
DE1283083B (en) * 1961-12-08 1968-11-14 Bayer Ag Process for making lightened paper
DE1594874C3 (en) * 1966-05-03 1975-04-03 Sandoz Ag, Basel (Schweiz) Process for the optical brightening of textiles made of synthetic polyamide
GB1337583A (en) * 1970-03-24 1973-11-14 Ciba Geigy Uk Ltd Treatment of optical brightening agents
GB1373788A (en) * 1971-10-20 1974-11-13 Hercules Powder Co Ltd Sizing method and composition for use therein
DE2715864A1 (en) * 1976-04-14 1977-10-27 Ciba Geigy Ag PROCEDURE FOR OPTICAL LIGHTENING PAPER

Also Published As

Publication number Publication date
IT8348464A0 (en) 1983-06-09
FR2528461A1 (en) 1983-12-16
DE3319569A1 (en) 1983-12-15
BR8303043A (en) 1984-01-31
GB2122660B (en) 1985-12-18
FR2528461B1 (en) 1985-05-03
GB2122660A (en) 1984-01-18
JPS5915598A (en) 1984-01-26
GB8315573D0 (en) 1983-07-13
IT8348464A1 (en) 1984-12-09

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