CA992877A - Separation of waste dyestuffs by adsorption processes - Google Patents

Separation of waste dyestuffs by adsorption processes

Info

Publication number
CA992877A
CA992877A CA150,895A CA150895A CA992877A CA 992877 A CA992877 A CA 992877A CA 150895 A CA150895 A CA 150895A CA 992877 A CA992877 A CA 992877A
Authority
CA
Canada
Prior art keywords
dyestuffs
waste
separation
adsorption processes
adsorption
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
CA150,895A
Other languages
English (en)
Other versions
CA150895S (en
Inventor
Marvin J. Hurwitz
David C. Kennedy
Carl J. Kollman
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.)
Rohm and Haas Co
Original Assignee
Rohm and Haas Co
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 Rohm and Haas Co filed Critical Rohm and Haas Co
Application granted granted Critical
Publication of CA992877A publication Critical patent/CA992877A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/22—After-treatment of expandable particles; Forming foamed products
    • C08J9/228—Forming foamed products
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J39/00—Cation exchange; Use of material as cation exchangers; Treatment of material for improving the cation exchange properties
    • B01J39/04—Processes using organic exchangers
    • B01J39/07—Processes using organic exchangers in the weakly acidic form
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/28—Treatment of water, waste water, or sewage by sorption
    • C02F1/285—Treatment of water, waste water, or sewage by sorption using synthetic organic sorbents
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
    • C09B67/0096—Purification; Precipitation; Filtration
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2357/00—Characterised by the use of unspecified polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Analytical Chemistry (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Treatment Of Water By Ion Exchange (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Water Treatment By Sorption (AREA)
CA150,895A 1971-09-16 1972-09-05 Separation of waste dyestuffs by adsorption processes Expired CA992877A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US18125971A 1971-09-16 1971-09-16

Publications (1)

Publication Number Publication Date
CA992877A true CA992877A (en) 1976-07-13

Family

ID=22663520

Family Applications (1)

Application Number Title Priority Date Filing Date
CA150,895A Expired CA992877A (en) 1971-09-16 1972-09-05 Separation of waste dyestuffs by adsorption processes

Country Status (8)

Country Link
JP (1) JPS4837957A (enrdf_load_stackoverflow)
CA (1) CA992877A (enrdf_load_stackoverflow)
CH (1) CH560168A5 (enrdf_load_stackoverflow)
DE (1) DE2245513A1 (enrdf_load_stackoverflow)
FR (1) FR2153058B1 (enrdf_load_stackoverflow)
GB (1) GB1401784A (enrdf_load_stackoverflow)
IT (1) IT967418B (enrdf_load_stackoverflow)
NL (1) NL7212591A (enrdf_load_stackoverflow)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1059661A (en) * 1974-11-11 1979-07-31 Steven L. Rock Decolorization of effluents from pulp mills
FR2299385A1 (fr) * 1975-02-03 1976-08-27 Finedoc Sica Sa Procede d'extraction des anthocyanes des fruits
DE2709914C2 (de) * 1977-03-08 1986-10-09 INTERATOM GmbH, 5060 Bergisch Gladbach Flüssigmetallgekühlter Kernreaktor mit Einrichtungen zur Verhinderung der Konvektion von Metalldämpfen
JPS55101090A (en) * 1979-01-29 1980-08-01 Tokyo Shibaura Electric Co Shielding plug
IT1204469B (it) * 1986-03-07 1989-03-01 Enichem Fibre Spa Procedimento per il trattamento di acque reflue derivati dalla tintura in linea di fibre acriliche
ATE332320T1 (de) * 2000-08-29 2006-07-15 Mallinckrodt Baker Inc Funktionalisierte polymere für die trennung von analyten
CN111115755B (zh) * 2018-11-01 2022-08-09 烟台安诺其精细化工有限公司 一种染料中间体溴氨酸生产废水的处理方法
CN113603177B (zh) * 2021-02-07 2022-09-27 北京航空航天大学 一种可重构和再生的偶氮染料吸附方法及其应用
CN118598401A (zh) * 2024-05-24 2024-09-06 自然资源部天津海水淡化与综合利用研究所 一种印染废水资源化利用方法

Also Published As

Publication number Publication date
DE2245513A1 (de) 1973-03-22
NL7212591A (enrdf_load_stackoverflow) 1973-03-20
IT967418B (it) 1974-02-28
JPS4837957A (enrdf_load_stackoverflow) 1973-06-04
FR2153058A1 (enrdf_load_stackoverflow) 1973-04-27
CH560168A5 (enrdf_load_stackoverflow) 1975-03-27
FR2153058B1 (enrdf_load_stackoverflow) 1976-08-13
GB1401784A (en) 1975-07-30

Similar Documents

Publication Publication Date Title
AU466678B2 (en) Hydrocarbon separation process
CA979822A (en) Separation of mixtures with modified zeolites
CA968280A (en) Absorption process for gas separation
CA1010794A (en) Separation of mixtures especially gas mixtures
CA969972A (en) Filtration process
CA973816A (en) Hydrocarbon separation process
CA992877A (en) Separation of waste dyestuffs by adsorption processes
CA968082A (en) Purification processes
AU4904072A (en) Purification process
CA969484A (en) Hydrocarbon separation process
CA959788A (en) Recovery of terpenes
AU445708B2 (en) Separation process
AU461899B2 (en) Hydrocarbon separation process
CA985848A (en) Purification of polyolefins
AU3887772A (en) Purification process
AU470759B2 (en) Separation and purification of butadiene
CA873852A (en) Separation process
AU3748471A (en) Purification process
CA987630A (en) Butadiene recovery process
CA873848A (en) Process for the recovery of micro-organisms
CA860984A (en) Separation of hydrocarbons
CA876696A (en) Purification process
CA861340A (en) Purification process
CA878671A (en) Hydrocarbon separation process
CA877471A (en) Hydrocarbon separation process