GB2096142B - Quaternary ammonium compounds - Google Patents

Quaternary ammonium compounds

Info

Publication number
GB2096142B
GB2096142B GB8209277A GB8209277A GB2096142B GB 2096142 B GB2096142 B GB 2096142B GB 8209277 A GB8209277 A GB 8209277A GB 8209277 A GB8209277 A GB 8209277A GB 2096142 B GB2096142 B GB 2096142B
Authority
GB
United Kingdom
Prior art keywords
quaternary ammonium
ammonium compounds
compounds
quaternary
ammonium
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
GB8209277A
Other versions
GB2096142A (en
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.)
Novartis Pharmaceuticals UK Ltd
Original Assignee
Sandoz Products Ltd
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 Sandoz Products Ltd filed Critical Sandoz Products Ltd
Priority to GB8209277A priority Critical patent/GB2096142B/en
Publication of GB2096142A publication Critical patent/GB2096142A/en
Application granted granted Critical
Publication of GB2096142B publication Critical patent/GB2096142B/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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
    • B01D17/02—Separation of non-miscible liquids
    • B01D17/04—Breaking emulsions
    • B01D17/047—Breaking emulsions with separation aids
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C275/00—Derivatives of urea, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
    • C07C275/04—Derivatives of urea, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups having nitrogen atoms of urea groups bound to acyclic carbon atoms
    • C07C275/06—Derivatives of urea, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups having nitrogen atoms of urea groups bound to acyclic carbon atoms of an acyclic and saturated carbon skeleton
    • C07C275/14—Derivatives of urea, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups having nitrogen atoms of urea groups bound to acyclic carbon atoms of an acyclic and saturated carbon skeleton being further substituted by nitrogen atoms not being part of nitro or nitroso groups
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G33/00—Dewatering or demulsification of hydrocarbon oils
    • C10G33/04—Dewatering or demulsification of hydrocarbon oils with chemical means

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Thermal Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB8209277A 1981-04-02 1982-03-30 Quaternary ammonium compounds Expired GB2096142B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8209277A GB2096142B (en) 1981-04-02 1982-03-30 Quaternary ammonium compounds

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8110407 1981-04-02
GB8209277A GB2096142B (en) 1981-04-02 1982-03-30 Quaternary ammonium compounds

Publications (2)

Publication Number Publication Date
GB2096142A GB2096142A (en) 1982-10-13
GB2096142B true GB2096142B (en) 1985-07-17

Family

ID=26278998

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8209277A Expired GB2096142B (en) 1981-04-02 1982-03-30 Quaternary ammonium compounds

Country Status (1)

Country Link
GB (1) GB2096142B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4506081A (en) * 1982-09-02 1985-03-19 Buckman Laboratories, Inc. Polymeric quaternary ammonium compounds and their uses

Also Published As

Publication number Publication date
GB2096142A (en) 1982-10-13

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee