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FR2352840A1 - Nouvelles polyamide-amines utilisables comme agents de floculation et leur preparation - Google Patents

Nouvelles polyamide-amines utilisables comme agents de floculation et leur preparation

Info

Publication number
FR2352840A1
FR2352840A1 FR7716097A FR7716097A FR2352840A1 FR 2352840 A1 FR2352840 A1 FR 2352840A1 FR 7716097 A FR7716097 A FR 7716097A FR 7716097 A FR7716097 A FR 7716097A FR 2352840 A1 FR2352840 A1 FR 2352840A1
Authority
FR
France
Prior art keywords
amines
preparation
flocculating agents
new polyamide
polyamide
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Withdrawn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
FR7716097A
Other languages
English (en)
Inventor
Bernard Danner
Hans Gerber
Helmut Pummer
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.)
Sandoz AG
Original Assignee
Sandoz AG
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
Priority claimed from CH664876A external-priority patent/CH601360A5/de
Priority claimed from CH237777A external-priority patent/CH606135A5/de
Application filed by Sandoz AG filed Critical Sandoz AG
Publication of FR2352840A1 publication Critical patent/FR2352840A1/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Withdrawn legal-status Critical Current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
    • C08F8/30—Introducing nitrogen atoms or nitrogen-containing groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • General 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)
  • Paper (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
FR7716097A 1976-05-26 1977-05-26 Nouvelles polyamide-amines utilisables comme agents de floculation et leur preparation Withdrawn FR2352840A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH664876A CH601360A5 (en) 1976-05-26 1976-05-26 Polyamide-amines prepn. from poly(meth)acrylamide
CH237777A CH606135A5 (en) 1977-02-25 1977-02-25 Polyamide-amines prepn. from poly(meth)acrylamide

Publications (1)

Publication Number Publication Date
FR2352840A1 true FR2352840A1 (fr) 1977-12-23

Family

ID=25690296

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7716097A Withdrawn FR2352840A1 (fr) 1976-05-26 1977-05-26 Nouvelles polyamide-amines utilisables comme agents de floculation et leur preparation

Country Status (8)

Country Link
JP (1) JPS52144087A (fr)
BR (1) BR7703386A (fr)
DE (1) DE2721960A1 (fr)
FR (1) FR2352840A1 (fr)
GB (1) GB1576447A (fr)
HK (1) HK24781A (fr)
IT (1) IT1143664B (fr)
SE (1) SE7705792L (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1989008669A1 (fr) * 1988-03-18 1989-09-21 3I Research Exploitation Limited Procede de preparation de stabilisateurs lies a des polymeres obtenus a partir de stabilisateurs nonhomopolymerisables

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3024396A1 (de) * 1980-06-28 1982-01-21 Benckiser-Knapsack Gmbh, 6802 Ladenburg Modifizierte, hochmolekulare polycarbonsaeureamide und ihre verwendung
DE3800199A1 (de) * 1988-01-07 1989-07-20 Sandoz Ag Seitenkettenhaltige vinylpolymere
GB9123683D0 (en) * 1991-11-07 1992-01-02 Sandoz Ltd Improvements in or relating to organic compounds
JP3815491B2 (ja) 2004-06-30 2006-08-30 ダイキン工業株式会社 熱交換器及び空気調和装置
US7875676B2 (en) * 2006-09-07 2011-01-25 Ciba Specialty Chemicals Corporation Glyoxalation of vinylamide polymer
AR071441A1 (es) 2007-11-05 2010-06-23 Ciba Holding Inc N- vinilamida glioxilada
EP2963067A1 (fr) 2011-12-06 2016-01-06 Basf Se Préparation de produits d'addition de polyvinylamide réactifs à la cellulose
CN105531420B (zh) 2013-09-09 2018-02-27 巴斯夫欧洲公司 高分子量和高阳离子电荷乙二醛化聚丙烯酰胺共聚物及其制造方法和用途
CN112048304B (zh) * 2020-07-30 2021-11-19 长安大学 一种土壤除镉阻隔剂的制备方法及应用

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1989008669A1 (fr) * 1988-03-18 1989-09-21 3I Research Exploitation Limited Procede de preparation de stabilisateurs lies a des polymeres obtenus a partir de stabilisateurs nonhomopolymerisables

Also Published As

Publication number Publication date
IT1143664B (it) 1986-10-22
DE2721960A1 (de) 1977-12-08
JPS52144087A (en) 1977-12-01
GB1576447A (en) 1980-10-08
BR7703386A (pt) 1978-01-31
HK24781A (en) 1981-06-12
SE7705792L (sv) 1977-11-27

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Legal Events

Date Code Title Description
ST Notification of lapse