FR2360610A1 - Nouveaux floculants polyquaternaires de grande efficacite - Google Patents

Nouveaux floculants polyquaternaires de grande efficacite

Info

Publication number
FR2360610A1
FR2360610A1 FR7723799A FR7723799A FR2360610A1 FR 2360610 A1 FR2360610 A1 FR 2360610A1 FR 7723799 A FR7723799 A FR 7723799A FR 7723799 A FR7723799 A FR 7723799A FR 2360610 A1 FR2360610 A1 FR 2360610A1
Authority
FR
France
Prior art keywords
quaternising
alkyl
meth
water
prepd
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.)
Withdrawn
Application number
FR7723799A
Other languages
English (en)
French (fr)
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.)
Wyeth Holdings LLC
Original Assignee
American Cyanamid 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 American Cyanamid Co filed Critical American Cyanamid Co
Publication of FR2360610A1 publication Critical patent/FR2360610A1/fr
Withdrawn legal-status Critical Current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
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/44—Preparation of metal salts or ammonium salts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Engineering & Computer Science (AREA)
  • Hydrology & Water Resources (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
FR7723799A 1976-08-02 1977-08-02 Nouveaux floculants polyquaternaires de grande efficacite Withdrawn FR2360610A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US71052976A 1976-08-02 1976-08-02
US71052876A 1976-08-02 1976-08-02
US71052776A 1976-08-02 1976-08-02

Publications (1)

Publication Number Publication Date
FR2360610A1 true FR2360610A1 (fr) 1978-03-03

Family

ID=27418875

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7723799A Withdrawn FR2360610A1 (fr) 1976-08-02 1977-08-02 Nouveaux floculants polyquaternaires de grande efficacite

Country Status (5)

Country Link
JP (1) JPS5317687A (it)
DE (1) DE2734653A1 (it)
FR (1) FR2360610A1 (it)
IT (1) IT1079790B (it)
NL (1) NL7708544A (it)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0113481A2 (en) * 1982-12-28 1984-07-18 Tosoh Corporation Fluorocarbon polymers and process for their preparation
EP0192376A1 (en) * 1985-02-19 1986-08-27 Ethyl Corporation Coagulation and solids removal processes
EP0196886A1 (en) * 1985-03-28 1986-10-08 Ethyl Corporation Demulsification and organic matter removal processes
US4661263A (en) * 1985-02-19 1987-04-28 Ethyl Corporation Water clarification
US4698380A (en) * 1985-09-23 1987-10-06 Ethyl Corporation Fluid loss control in well cement slurries
US4706755A (en) * 1985-05-09 1987-11-17 Ethyl Corporation Fluid loss control in well cement slurries

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5540878A (en) * 1978-09-19 1980-03-22 Takasaki Paper Mfg Method and apparatus for producing porous thick fibrous composite material
JPS6233514A (ja) * 1985-08-08 1987-02-13 Nippon Muki Kk エアフイルタ−用濾紙並にその製造法
JP6030350B2 (ja) 2012-06-21 2016-11-24 株式会社マーレ フィルターシステムズ エアクリーナ用の濾材の製造方法

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0113481A2 (en) * 1982-12-28 1984-07-18 Tosoh Corporation Fluorocarbon polymers and process for their preparation
EP0113481A3 (en) * 1982-12-28 1984-12-19 Toyo Soda Manufacturing Co., Ltd. Fluorocarbon polymers and process for their preparation
US4567206A (en) * 1982-12-28 1986-01-28 Toyo Soda Manufacturing Co., Ltd. Fluorocarbon polymers and processes for their preparation
EP0192376A1 (en) * 1985-02-19 1986-08-27 Ethyl Corporation Coagulation and solids removal processes
US4661263A (en) * 1985-02-19 1987-04-28 Ethyl Corporation Water clarification
EP0196886A1 (en) * 1985-03-28 1986-10-08 Ethyl Corporation Demulsification and organic matter removal processes
US4706755A (en) * 1985-05-09 1987-11-17 Ethyl Corporation Fluid loss control in well cement slurries
US4698380A (en) * 1985-09-23 1987-10-06 Ethyl Corporation Fluid loss control in well cement slurries

Also Published As

Publication number Publication date
JPS5317687A (en) 1978-02-17
DE2734653A1 (de) 1978-02-09
IT1079790B (it) 1985-05-13
NL7708544A (nl) 1978-02-06

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Legal Events

Date Code Title Description
ST Notification of lapse