CA996120A - Process for the stabilisation of aqueous solutions of formaldehyde - Google Patents

Process for the stabilisation of aqueous solutions of formaldehyde

Info

Publication number
CA996120A
CA996120A CA188,823A CA188823A CA996120A CA 996120 A CA996120 A CA 996120A CA 188823 A CA188823 A CA 188823A CA 996120 A CA996120 A CA 996120A
Authority
CA
Canada
Prior art keywords
stabilisation
formaldehyde
aqueous solutions
aqueous
solutions
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
CA188,823A
Other languages
English (en)
French (fr)
Other versions
CA188823S (en
Inventor
Pierre Couderc
Daniel Roussel
Paul Calin
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.)
Orkem SA
Original Assignee
Chimique des Charbonnages SA
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 Chimique des Charbonnages SA filed Critical Chimique des Charbonnages SA
Application granted granted Critical
Publication of CA996120A publication Critical patent/CA996120A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/78—Separation; Purification; Stabilisation; Use of additives
    • C07C45/86—Use of additives, e.g. for stabilisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Water Treatment By Sorption (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
CA188,823A 1972-12-26 1973-12-21 Process for the stabilisation of aqueous solutions of formaldehyde Expired CA996120A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7246197A FR2211942A6 (xx) 1972-12-26 1972-12-26

Publications (1)

Publication Number Publication Date
CA996120A true CA996120A (en) 1976-08-31

Family

ID=9109269

Family Applications (1)

Application Number Title Priority Date Filing Date
CA188,823A Expired CA996120A (en) 1972-12-26 1973-12-21 Process for the stabilisation of aqueous solutions of formaldehyde

Country Status (19)

Country Link
US (1) US3903121A (xx)
JP (1) JPS5112672B2 (xx)
BE (1) BE808582R (xx)
CA (1) CA996120A (xx)
CH (1) CH560728A5 (xx)
CS (1) CS171658B2 (xx)
DD (1) DD109001A5 (xx)
DE (1) DE2364079A1 (xx)
DK (1) DK133429B (xx)
ES (1) ES421711A2 (xx)
FI (1) FI58488C (xx)
FR (1) FR2211942A6 (xx)
GB (1) GB1440490A (xx)
IT (1) IT1046011B (xx)
LU (1) LU69065A1 (xx)
NL (1) NL180578C (xx)
NO (1) NO138333C (xx)
PL (1) PL94434B1 (xx)
SE (1) SE411203B (xx)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5530270Y2 (xx) * 1975-03-31 1980-07-18

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3268481A (en) * 1960-11-30 1966-08-23 Inst Francais Du Petrole Upgrading of heavy residues from isoprene manufacture by reacting said residues withmaleic acid or maleic anhydride

Also Published As

Publication number Publication date
DD109001A5 (xx) 1974-10-12
FR2211942A6 (xx) 1974-07-19
NO138333C (no) 1978-08-16
BE808582R (fr) 1974-03-29
IT1046011B (it) 1980-06-30
JPS49103991A (xx) 1974-10-02
DK133429B (da) 1976-05-17
NL180578C (nl) 1987-03-16
GB1440490A (en) 1976-06-23
FI58488C (fi) 1981-02-10
CS171658B2 (xx) 1976-10-29
NL7317663A (xx) 1974-06-28
NL180578B (nl) 1986-10-16
ES421711A2 (es) 1977-07-01
DE2364079A1 (de) 1974-07-04
DK133429C (xx) 1976-10-11
SE411203B (sv) 1979-12-10
LU69065A1 (xx) 1974-02-22
NO138333B (no) 1978-05-08
FI58488B (fi) 1980-10-31
PL94434B1 (pl) 1977-08-31
CH560728A5 (xx) 1975-04-15
US3903121A (en) 1975-09-02
JPS5112672B2 (xx) 1976-04-21

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