CA1046667A - Method for clarifying aqueous waste liquids containing acid dyes - Google Patents

Method for clarifying aqueous waste liquids containing acid dyes

Info

Publication number
CA1046667A
CA1046667A CA223,999A CA223999A CA1046667A CA 1046667 A CA1046667 A CA 1046667A CA 223999 A CA223999 A CA 223999A CA 1046667 A CA1046667 A CA 1046667A
Authority
CA
Canada
Prior art keywords
dicyandiamide
ppm
amount
acid
formaldehyde resin
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
CA223,999A
Other languages
English (en)
French (fr)
Other versions
CA223999S (en
Inventor
Mikio Nakajima
Kiyoaki Kuwabara
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.)
Nippon Carbide Industries Co Inc
Original Assignee
Nippon Carbide Industries Co Inc
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 Nippon Carbide Industries Co Inc filed Critical Nippon Carbide Industries Co Inc
Application granted granted Critical
Publication of CA1046667A publication Critical patent/CA1046667A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
    • 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
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Removal Of Specific Substances (AREA)
CA223,999A 1974-04-08 1975-04-07 Method for clarifying aqueous waste liquids containing acid dyes Expired CA1046667A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3877574A JPS5443305B2 (en, 2012) 1974-04-08 1974-04-08

Publications (1)

Publication Number Publication Date
CA1046667A true CA1046667A (en) 1979-01-16

Family

ID=12534654

Family Applications (1)

Application Number Title Priority Date Filing Date
CA223,999A Expired CA1046667A (en) 1974-04-08 1975-04-07 Method for clarifying aqueous waste liquids containing acid dyes

Country Status (6)

Country Link
JP (1) JPS5443305B2 (en, 2012)
CA (1) CA1046667A (en, 2012)
DE (1) DE2515175C2 (en, 2012)
FR (1) FR2274563A1 (en, 2012)
GB (1) GB1490405A (en, 2012)
IT (1) IT1034943B (en, 2012)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3742764A1 (de) * 1987-12-17 1989-06-29 Sueddeutsche Kalkstickstoff Flockungs- und/oder fixiermittel fuer die papierleimung
DE4301364C2 (de) * 1992-01-27 2002-03-21 Clariant Finance Bvi Ltd Verfahren zum Entfärben ausgedienter Aluminium-Färbe- und -Spülbäder
DE4426236A1 (de) * 1994-07-23 1996-01-25 Heinz Neuschuetz Hilfsmittel beim Herstellen von Anstrichmitteln und Putzen auf Kunststoffbasis
JPH08131202A (ja) * 1994-11-08 1996-05-28 Hikari Giken Kogyo Kk 履 物
JP2001334254A (ja) * 2000-05-29 2001-12-04 Japan Organo Co Ltd 水処理用薬品の濃度管理方法
CN110255753A (zh) * 2019-05-16 2019-09-20 中国皮革制鞋研究院有限公司 栲胶废水的处理方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1517657A1 (de) * 1964-07-17 1969-07-31 Bayer Ag Verfahren zur Behandlung von Abwaessern
GB1424702A (en) * 1972-04-27 1976-02-11 Kanebo Ltd Method of decolourizing waste coloured aqueous liquid
CH572449A5 (en, 2012) * 1972-06-23 1976-02-13 Ciba Geigy Ag

Also Published As

Publication number Publication date
FR2274563B1 (en, 2012) 1978-04-21
FR2274563A1 (fr) 1976-01-09
IT1034943B (it) 1979-10-10
JPS50132756A (en, 2012) 1975-10-21
GB1490405A (en) 1977-11-02
DE2515175C2 (de) 1984-02-23
JPS5443305B2 (en, 2012) 1979-12-19
DE2515175A1 (de) 1975-10-09

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