CH223553A - Verfahren zur Herstellung von Sicherheitspapier. - Google Patents

Verfahren zur Herstellung von Sicherheitspapier.

Info

Publication number
CH223553A
CH223553A CH223553DA CH223553A CH 223553 A CH223553 A CH 223553A CH 223553D A CH223553D A CH 223553DA CH 223553 A CH223553 A CH 223553A
Authority
CH
Switzerland
Prior art keywords
production
security paper
security
paper
Prior art date
Application number
Other languages
English (en)
Inventor
Bausch Firma Felix Schoeller
Original Assignee
Felix Schoeller & Bausch Fa
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 Felix Schoeller & Bausch Fa filed Critical Felix Schoeller & Bausch Fa
Publication of CH223553A publication Critical patent/CH223553A/de

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
    • D21H21/40—Agents facilitating proof of genuineness or preventing fraudulent alteration, e.g. for security paper
    • D21H21/44—Latent security elements, i.e. detectable or becoming apparent only by use of special verification or tampering devices or methods
    • D21H21/46—Elements suited for chemical verification or impeding chemical tampering, e.g. by use of eradicators
CH223553D 1936-12-23 1937-11-29 Verfahren zur Herstellung von Sicherheitspapier. CH223553A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE223553X 1936-12-23

Publications (1)

Publication Number Publication Date
CH223553A true CH223553A (de) 1942-09-30

Family

ID=5851112

Family Applications (1)

Application Number Title Priority Date Filing Date
CH223553D CH223553A (de) 1936-12-23 1937-11-29 Verfahren zur Herstellung von Sicherheitspapier.

Country Status (3)

Country Link
US (1) US2378585A (de)
CH (1) CH223553A (de)
GB (1) GB490645A (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA535267A (en) * 1952-05-15 1957-01-01 Minnesota Mining And Manufacturing Company Physical-mixture heat-sensitive copying-paper
US3088841A (en) * 1960-03-01 1963-05-07 American Bank Note Co Safety inks and documents
CA1243557A (en) * 1984-08-10 1988-10-25 Michel Camus Safety means, paper and document against falsification by chemical agent
FR2981955B1 (fr) * 2011-10-26 2013-11-01 Honnorat Rech S & Services Papier de securite infalsifiable aux agents oxydo-reducteurs

Also Published As

Publication number Publication date
GB490645A (en) 1938-08-18
US2378585A (en) 1945-06-19

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