FI58488C - Foerfarande foer stabilisering av formaldehydvattenloesningar - Google Patents

Foerfarande foer stabilisering av formaldehydvattenloesningar Download PDF

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Publication number
FI58488C
FI58488C FI3961/73A FI396173A FI58488C FI 58488 C FI58488 C FI 58488C FI 3961/73 A FI3961/73 A FI 3961/73A FI 396173 A FI396173 A FI 396173A FI 58488 C FI58488 C FI 58488C
Authority
FI
Finland
Prior art keywords
telomer
telomeres
formaldehyde
ppm
solution
Prior art date
Application number
FI3961/73A
Other languages
English (en)
Finnish (fi)
Other versions
FI58488B (fi
Inventor
Pierre Couderc
Daniel Roussel
Paul Calin
Original Assignee
Charbonnages Ste Chimique
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 Charbonnages Ste Chimique filed Critical Charbonnages Ste Chimique
Publication of FI58488B publication Critical patent/FI58488B/fi
Application granted granted Critical
Publication of FI58488C publication Critical patent/FI58488C/fi

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)
FI3961/73A 1972-12-26 1973-12-21 Foerfarande foer stabilisering av formaldehydvattenloesningar FI58488C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7246197A FR2211942A6 (xx) 1972-12-26 1972-12-26
FR7246197 1972-12-26

Publications (2)

Publication Number Publication Date
FI58488B FI58488B (fi) 1980-10-31
FI58488C true FI58488C (fi) 1981-02-10

Family

ID=9109269

Family Applications (1)

Application Number Title Priority Date Filing Date
FI3961/73A FI58488C (fi) 1972-12-26 1973-12-21 Foerfarande foer stabilisering av formaldehydvattenloesningar

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
SE411203B (sv) 1979-12-10
GB1440490A (en) 1976-06-23
NO138333C (no) 1978-08-16
DK133429C (xx) 1976-10-11
FI58488B (fi) 1980-10-31
IT1046011B (it) 1980-06-30
DK133429B (da) 1976-05-17
NL180578C (nl) 1987-03-16
BE808582R (fr) 1974-03-29
LU69065A1 (xx) 1974-02-22
NL7317663A (xx) 1974-06-28
FR2211942A6 (xx) 1974-07-19
NO138333B (no) 1978-05-08
CH560728A5 (xx) 1975-04-15
CS171658B2 (xx) 1976-10-29
DD109001A5 (xx) 1974-10-12
US3903121A (en) 1975-09-02
JPS5112672B2 (xx) 1976-04-21
PL94434B1 (pl) 1977-08-31
DE2364079A1 (de) 1974-07-04
CA996120A (en) 1976-08-31
NL180578B (nl) 1986-10-16
ES421711A2 (es) 1977-07-01
JPS49103991A (xx) 1974-10-02

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