BE781796A - Stabilisation of methylene chloride - in the presence of water and/or alcohol,esp in aerosol containers,with 2-methyl furan - Google Patents

Stabilisation of methylene chloride - in the presence of water and/or alcohol,esp in aerosol containers,with 2-methyl furan

Info

Publication number
BE781796A
BE781796A BE781796A BE781796A BE781796A BE 781796 A BE781796 A BE 781796A BE 781796 A BE781796 A BE 781796A BE 781796 A BE781796 A BE 781796A BE 781796 A BE781796 A BE 781796A
Authority
BE
Belgium
Prior art keywords
esp
methylene chloride
stabilisation
alcohol
water
Prior art date
Application number
BE781796A
Other languages
French (fr)
Original Assignee
Solvay
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 Solvay filed Critical Solvay
Publication of BE781796A publication Critical patent/BE781796A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G5/00—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents
    • C23G5/02—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents using organic solvents
    • C23G5/028—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents using organic solvents containing halogenated hydrocarbons
    • C23G5/02854—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents using organic solvents containing halogenated hydrocarbons characterised by the stabilising or corrosion inhibiting additives
    • C23G5/02861—Oxygen-containing compounds
    • C23G5/0288—Epoxy compounds
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/38—Separation; Purification; Stabilisation; Use of additives
    • C07C17/42—Use of additives, e.g. for stabilisation
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K3/00—Materials not provided for elsewhere
    • C09K3/30—Materials not provided for elsewhere for aerosols

Abstract

The total amt. of stabilisers used is 0.05-10% esp. 0.1-5% by wt. of the methylene chloride to be treated. The epoxide is pref. epoxybutane, and acetylenic alcohols, e.g. butyn-1:4-diol, are also advantageously present.

Description

       

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Claims (1)

<EMI ID=7.1> <EMI ID = 7.1>
BE781796A 1972-04-07 1972-04-07 Stabilisation of methylene chloride - in the presence of water and/or alcohol,esp in aerosol containers,with 2-methyl furan BE781796A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE116047 1972-04-07

Publications (1)

Publication Number Publication Date
BE781796A true BE781796A (en) 1972-10-09

Family

ID=3841635

Family Applications (1)

Application Number Title Priority Date Filing Date
BE781796A BE781796A (en) 1972-04-07 1972-04-07 Stabilisation of methylene chloride - in the presence of water and/or alcohol,esp in aerosol containers,with 2-methyl furan

Country Status (1)

Country Link
BE (1) BE781796A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4263464A (en) 1977-10-24 1981-04-21 Solvay & Cie. Stabilized compositions containing methylene chloride

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4263464A (en) 1977-10-24 1981-04-21 Solvay & Cie. Stabilized compositions containing methylene chloride

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: S.A. SOLVAY & CIE

Effective date: 19910430