DE2138309B2 - Stabilisierung waessriger formaldehydloesungen - Google Patents
Stabilisierung waessriger formaldehydloesungenInfo
- Publication number
- DE2138309B2 DE2138309B2 DE19712138309 DE2138309A DE2138309B2 DE 2138309 B2 DE2138309 B2 DE 2138309B2 DE 19712138309 DE19712138309 DE 19712138309 DE 2138309 A DE2138309 A DE 2138309A DE 2138309 B2 DE2138309 B2 DE 2138309B2
- Authority
- DE
- Germany
- Prior art keywords
- formaldehyde
- solutions
- methanol
- concentrations
- percent
- 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- Withdrawn
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)
- Compositions Of Macromolecular Compounds (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19712138309 DE2138309B2 (de) | 1971-07-30 | 1971-07-30 | Stabilisierung waessriger formaldehydloesungen |
NL7207295A NL169168C (nl) | 1971-07-30 | 1972-05-30 | Werkwijze voor het stabiliseren van waterige formaldehyde-oplossingen. |
CH806372A CH571467A5 (xx) | 1971-07-30 | 1972-05-31 | |
CS517972A CS175435B2 (xx) | 1971-07-30 | 1972-07-20 | |
AT647172A AT329528B (de) | 1971-07-30 | 1972-07-27 | Stabilisierte wasserige formaldehydlosungen |
BE786965A BE786965A (fr) | 1971-07-30 | 1972-07-28 | Stabilisation de solutions aqueuses de formaldehyde |
FR7227368A FR2148090A1 (en) | 1971-07-30 | 1972-07-28 | Stabilising aq formaldehyde solns - with 2,4-diamino-triazines (1 3 5) or its methylol derivs and hydrophilic polyglycol ethers of |
IT5184672A IT961754B (it) | 1971-07-30 | 1972-07-28 | Soluzioni acquose di formaldeide stabilizzate |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19712138309 DE2138309B2 (de) | 1971-07-30 | 1971-07-30 | Stabilisierung waessriger formaldehydloesungen |
Publications (2)
Publication Number | Publication Date |
---|---|
DE2138309A1 DE2138309A1 (de) | 1973-02-08 |
DE2138309B2 true DE2138309B2 (de) | 1977-12-22 |
Family
ID=5815372
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19712138309 Withdrawn DE2138309B2 (de) | 1971-07-30 | 1971-07-30 | Stabilisierung waessriger formaldehydloesungen |
Country Status (8)
Country | Link |
---|---|
AT (1) | AT329528B (xx) |
BE (1) | BE786965A (xx) |
CH (1) | CH571467A5 (xx) |
CS (1) | CS175435B2 (xx) |
DE (1) | DE2138309B2 (xx) |
FR (1) | FR2148090A1 (xx) |
IT (1) | IT961754B (xx) |
NL (1) | NL169168C (xx) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2495135A1 (fr) * | 1980-12-02 | 1982-06-04 | Sir Soc Italiana Resine Spa | Solutions aqueuses concentrees et stables de formaldehyde et procede pour leur preparation |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1063642B (it) * | 1976-11-05 | 1985-02-11 | Montedison Spa | Processo per la stabilizzazione di soluzioni acquose di formaldeide |
DE3143920A1 (de) * | 1981-11-05 | 1983-05-11 | Degussa Ag, 6000 Frankfurt | Neue bismelamine |
-
1971
- 1971-07-30 DE DE19712138309 patent/DE2138309B2/de not_active Withdrawn
-
1972
- 1972-05-30 NL NL7207295A patent/NL169168C/xx not_active IP Right Cessation
- 1972-05-31 CH CH806372A patent/CH571467A5/xx not_active IP Right Cessation
- 1972-07-20 CS CS517972A patent/CS175435B2/cs unknown
- 1972-07-27 AT AT647172A patent/AT329528B/de not_active IP Right Cessation
- 1972-07-28 IT IT5184672A patent/IT961754B/it active
- 1972-07-28 FR FR7227368A patent/FR2148090A1/fr active Granted
- 1972-07-28 BE BE786965A patent/BE786965A/xx unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2495135A1 (fr) * | 1980-12-02 | 1982-06-04 | Sir Soc Italiana Resine Spa | Solutions aqueuses concentrees et stables de formaldehyde et procede pour leur preparation |
Also Published As
Publication number | Publication date |
---|---|
CH571467A5 (xx) | 1976-01-15 |
NL7207295A (xx) | 1973-02-01 |
NL169168C (nl) | 1982-06-16 |
ATA647172A (de) | 1975-08-15 |
IT961754B (it) | 1973-12-10 |
DE2138309A1 (de) | 1973-02-08 |
BE786965A (fr) | 1972-11-16 |
FR2148090B1 (xx) | 1976-08-13 |
CS175435B2 (xx) | 1977-05-31 |
AT329528B (de) | 1976-05-10 |
FR2148090A1 (en) | 1973-03-11 |
NL169168B (nl) | 1982-01-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BGA | New person/name/address of the applicant | ||
8239 | Disposal/non-payment of the annual fee |