BR8007390A - WASHING PROCESS FOR SECONDARY FIBER PRODUCTION AND PROCESS FOR REDUCING FOAM GENERATED IN A WASH TYPE PROCESS FOR SECONDARY FIBER INK SEPARATION - Google Patents

WASHING PROCESS FOR SECONDARY FIBER PRODUCTION AND PROCESS FOR REDUCING FOAM GENERATED IN A WASH TYPE PROCESS FOR SECONDARY FIBER INK SEPARATION

Info

Publication number
BR8007390A
BR8007390A BR8007390A BR8007390A BR8007390A BR 8007390 A BR8007390 A BR 8007390A BR 8007390 A BR8007390 A BR 8007390A BR 8007390 A BR8007390 A BR 8007390A BR 8007390 A BR8007390 A BR 8007390A
Authority
BR
Brazil
Prior art keywords
secondary fiber
foam generated
ink separation
reducing foam
wash type
Prior art date
Application number
BR8007390A
Other languages
Portuguese (pt)
Inventor
J Maloney
R Freis
T 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 BR8007390A publication Critical patent/BR8007390A/en

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)
BR8007390A 1979-11-13 1980-11-12 WASHING PROCESS FOR SECONDARY FIBER PRODUCTION AND PROCESS FOR REDUCING FOAM GENERATED IN A WASH TYPE PROCESS FOR SECONDARY FIBER INK SEPARATION BR8007390A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
BR8007390A true BR8007390A (en) 1981-05-26

Family

ID=22240461

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8007390A BR8007390A (en) 1979-11-13 1980-11-12 WASHING PROCESS FOR SECONDARY FIBER PRODUCTION AND PROCESS FOR REDUCING FOAM GENERATED IN A WASH TYPE PROCESS FOR SECONDARY FIBER INK SEPARATION

Country Status (7)

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

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
EP0464059B1 (en) * 1989-03-15 1995-02-22 Woodfree 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
DE69303264T2 (en) * 1993-02-10 1996-10-31 Lion Corp Decolorization composition for flotation and decolorization process
SK113096A3 (en) * 1994-03-08 1997-02-05 Buckman Labor Inc Agent for deinking printing ink and a method of deinking
JP4233867B2 (en) * 2000-08-07 2009-03-04 花王株式会社 Flotation deinking method
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
NO160385C (en) 1989-04-12
SE8601385L (en) 1986-03-25
IT8025845A0 (en) 1980-11-07
FI73015C (en) 1987-08-10
GB2063326A (en) 1981-06-03
SE8601384D0 (en) 1986-03-25
GB2063326B (en) 1984-10-03
SE456252B (en) 1988-09-19
SE456253B (en) 1988-09-19
SE456250B (en) 1988-09-19
FI803553L (en) 1981-05-14
SE8601383D0 (en) 1986-03-25
NO803412L (en) 1981-05-14
SE8601384L (en) 1986-03-25
NO160385B (en) 1989-01-02
SE456251B (en) 1988-09-19
IT1134201B (en) 1986-08-13
SE8601383L (en) 1986-03-25
SE8601385D0 (en) 1986-03-25
SE8007949L (en) 1981-05-14
CA1151812A (en) 1983-08-16
FI73015B (en) 1987-04-30

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