CA980056A - Paper dye preparation - Google Patents

Paper dye preparation

Info

Publication number
CA980056A
CA980056A CA196,514A CA196514A CA980056A CA 980056 A CA980056 A CA 980056A CA 196514 A CA196514 A CA 196514A CA 980056 A CA980056 A CA 980056A
Authority
CA
Canada
Prior art keywords
dye preparation
paper dye
paper
preparation
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
CA196,514A
Other versions
CA196514S (en
Inventor
Alfred Frei
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.)
Sandoz Patent Ltd
Original Assignee
Sandoz Patent Ltd
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
Priority claimed from CH1177570A external-priority patent/CH542320A/en
Priority claimed from CH556271A external-priority patent/CH573515A5/en
Priority claimed from CA119,171A external-priority patent/CA980055A/en
Application filed by Sandoz Patent Ltd filed Critical Sandoz Patent Ltd
Priority to CA196,514A priority Critical patent/CA980056A/en
Application granted granted Critical
Publication of CA980056A publication Critical patent/CA980056A/en
Expired legal-status Critical Current

Links

CA196,514A 1970-08-05 1974-04-01 Paper dye preparation Expired CA980056A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA196,514A CA980056A (en) 1970-08-05 1974-04-01 Paper dye preparation

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CH1177570A CH542320A (en) 1970-08-05 1970-08-05 Colouring paper bluish-red shades - esp fast to water, alcohol and milk, with a known copper-contg dye
CH556271A CH573515A5 (en) 1971-04-16 1971-04-16 Colouring paper bluish-red shades - esp fast to water, alcohol and milk, with a known copper-contg dye
CA119,171A CA980055A (en) 1970-08-05 1971-07-27 Process for dyeing paper
CA196,514A CA980056A (en) 1970-08-05 1974-04-01 Paper dye preparation

Publications (1)

Publication Number Publication Date
CA980056A true CA980056A (en) 1975-12-23

Family

ID=27425498

Family Applications (1)

Application Number Title Priority Date Filing Date
CA196,514A Expired CA980056A (en) 1970-08-05 1974-04-01 Paper dye preparation

Country Status (1)

Country Link
CA (1) CA980056A (en)

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