IT8025845A0 - Metodi di deinchiostrazione difibre secondarie. - Google Patents

Metodi di deinchiostrazione difibre secondarie.

Info

Publication number
IT8025845A0
IT8025845A0 IT8025845A IT2584580A IT8025845A0 IT 8025845 A0 IT8025845 A0 IT 8025845A0 IT 8025845 A IT8025845 A IT 8025845A IT 2584580 A IT2584580 A IT 2584580A IT 8025845 A0 IT8025845 A0 IT 8025845A0
Authority
IT
Italy
Prior art keywords
secondary fibers
deinking methods
deinking
methods
fibers
Prior art date
Application number
IT8025845A
Other languages
English (en)
Other versions
IT1134201B (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

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
    • D21C5/02—Working-up waste paper
    • D21C5/025—De-inking
    • D21C5/027—Chemicals therefor
    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/64—Paper 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 true IT8025845A0 (it) 1980-11-07
IT1134201B 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 (it)
CA (1) CA1151812A (it)
FI (1) FI73015C (it)
GB (1) GB2063326B (it)
IT (1) IT1134201B (it)
NO (1) NO160385C (it)
SE (4) SE456250B (it)

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
WO1990010749A1 (en) * 1989-03-15 1990-09-20 Bdl Specialist Products Limited Method of de-inking waste paper materials
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
WO1995024526A1 (en) * 1994-03-08 1995-09-14 Buckman Laboratories International, Inc. Method of agglomerating printing ink and formulations for use therein
CA2418956A1 (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
NO160385B (no) 1989-01-02
FI803553L (fi) 1981-05-14
FI73015C (fi) 1987-08-10
SE456250B (sv) 1988-09-19
NO803412L (no) 1981-05-14
SE8601384D0 (sv) 1986-03-25
NO160385C (no) 1989-04-12
SE8007949L (sv) 1981-05-14
BR8007390A (pt) 1981-05-26
SE456253B (sv) 1988-09-19
GB2063326B (en) 1984-10-03
SE456251B (sv) 1988-09-19
SE456252B (sv) 1988-09-19
SE8601383D0 (sv) 1986-03-25
SE8601385D0 (sv) 1986-03-25
GB2063326A (en) 1981-06-03
SE8601385L (sv) 1986-03-25
FI73015B (fi) 1987-04-30
SE8601383L (sv) 1986-03-25
SE8601384L (sv) 1986-03-25
CA1151812A (en) 1983-08-16
IT1134201B (it) 1986-08-13

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19951219