IT1134201B - Metodi di deinchiostrazione di fibre secondarie - Google Patents

Metodi di deinchiostrazione di fibre secondarie

Info

Publication number
IT1134201B
IT1134201B IT2584580A IT2584580A IT1134201B IT 1134201 B IT1134201 B IT 1134201B IT 2584580 A IT2584580 A IT 2584580A IT 2584580 A IT2584580 A IT 2584580A IT 1134201 B IT1134201 B IT 1134201B
Authority
IT
Italy
Prior art keywords
dek
secondary fiber
inking methods
inking
methods
Prior art date
Application number
IT2584580A
Other languages
English (en)
Italian (it)
Other versions
IT8025845A0 (it
Inventor
James E Maloney
Richard E Freis
Thomas R Oakes
Original Assignee
Economics Lab
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 Economics Lab filed Critical Economics Lab
Publication of IT8025845A0 publication Critical patent/IT8025845A0/it
Application granted granted Critical
Publication of IT1134201B publication Critical patent/IT1134201B/it

Links

Classifications

    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21CPRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C5/00Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
    • D21C5/02Working-up waste paper
    • D21C5/025De-inking
    • D21C5/027Chemicals therefor
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/50Reuse, recycling or recovery technologies
    • Y02W30/64Paper recycling

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Toxicology (AREA)
  • Paper (AREA)
  • Detergent Compositions (AREA)
  • Artificial Filaments (AREA)
IT2584580A 1979-11-13 1980-11-07 Metodi di deinchiostrazione di fibre secondarie IT1134201B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US9374479A 1979-11-13 1979-11-13

Publications (2)

Publication Number Publication Date
IT8025845A0 IT8025845A0 (it) 1980-11-07
IT1134201B true IT1134201B (it) 1986-08-13

Family

ID=22240461

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2584580A IT1134201B (it) 1979-11-13 1980-11-07 Metodi di deinchiostrazione di fibre secondarie

Country Status (7)

Country Link
BR (1) BR8007390A (pt)
CA (1) CA1151812A (pt)
FI (1) FI73015C (pt)
GB (1) GB2063326B (pt)
IT (1) IT1134201B (pt)
NO (1) NO160385C (pt)
SE (4) SE456250B (pt)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4820379A (en) * 1986-10-16 1989-04-11 Ppg Industries, Inc. Method for deinking wastepaper with a halogenated polyethylene oxide and a polymeric material
ES2070317T3 (es) * 1989-03-15 1995-06-01 Woodfree Ltd Metodo para destintar materiales de papel de desecho.
US5417808A (en) * 1991-08-30 1995-05-23 Lion Corporation Deinking composition for flotation and deinking method
EP0610531B1 (en) * 1993-02-10 1996-06-19 Lion Corporation Deinking composition for flotation and deinking method
CN1143399A (zh) * 1994-03-08 1997-02-19 巴科曼实验室国际公司 印刷油墨聚集的方法和在其中使用的配方
WO2002012618A2 (en) * 2000-08-07 2002-02-14 Kao Specialties Americas Flotation deinking process
WO2015006362A1 (en) * 2013-07-11 2015-01-15 Invista Technologies S.A.R.L. Processes for removal of contaminants from cellulosic material

Also Published As

Publication number Publication date
SE8601383L (sv) 1986-03-25
IT8025845A0 (it) 1980-11-07
SE8601383D0 (sv) 1986-03-25
SE8601384D0 (sv) 1986-03-25
FI73015C (fi) 1987-08-10
NO160385C (no) 1989-04-12
CA1151812A (en) 1983-08-16
SE456253B (sv) 1988-09-19
SE8007949L (sv) 1981-05-14
FI803553L (fi) 1981-05-14
SE456250B (sv) 1988-09-19
GB2063326A (en) 1981-06-03
BR8007390A (pt) 1981-05-26
GB2063326B (en) 1984-10-03
NO803412L (no) 1981-05-14
FI73015B (fi) 1987-04-30
SE456251B (sv) 1988-09-19
SE8601385L (sv) 1986-03-25
SE8601385D0 (sv) 1986-03-25
SE456252B (sv) 1988-09-19
NO160385B (no) 1989-01-02
SE8601384L (sv) 1986-03-25

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19951219