GB1148175A - Stabilisation of aqueous formaldehyde solutions - Google Patents
Stabilisation of aqueous formaldehyde solutionsInfo
- Publication number
- GB1148175A GB1148175A GB16648/66A GB1664866A GB1148175A GB 1148175 A GB1148175 A GB 1148175A GB 16648/66 A GB16648/66 A GB 16648/66A GB 1664866 A GB1664866 A GB 1664866A GB 1148175 A GB1148175 A GB 1148175A
- Authority
- GB
- United Kingdom
- Prior art keywords
- formaldehyde
- hydrolysis
- graft polymer
- acid
- alkaline
- 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
Links
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 title abstract 11
- 230000006641 stabilisation Effects 0.000 title 1
- 229920000578 graft copolymer Polymers 0.000 abstract 5
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 abstract 3
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 abstract 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract 2
- IMROMDMJAWUWLK-UHFFFAOYSA-N Ethenol Chemical compound OC=C IMROMDMJAWUWLK-UHFFFAOYSA-N 0.000 abstract 2
- 239000002253 acid Substances 0.000 abstract 2
- 238000005903 acid hydrolysis reaction Methods 0.000 abstract 2
- 239000003513 alkali Substances 0.000 abstract 2
- 239000008098 formaldehyde solution Substances 0.000 abstract 2
- 229920006324 polyoxymethylene Polymers 0.000 abstract 2
- 238000010526 radical polymerization reaction Methods 0.000 abstract 2
- 239000003381 stabilizer Substances 0.000 abstract 2
- KNIUHBNRWZGIQQ-UHFFFAOYSA-N 7-diethoxyphosphinothioyloxy-4-methylchromen-2-one Chemical compound CC1=CC(=O)OC2=CC(OP(=S)(OCC)OCC)=CC=C21 KNIUHBNRWZGIQQ-UHFFFAOYSA-N 0.000 abstract 1
- 229930182556 Polyacetal Natural products 0.000 abstract 1
- 125000004036 acetal group Chemical group 0.000 abstract 1
- 230000001476 alcoholic effect Effects 0.000 abstract 1
- 229910001854 alkali hydroxide Inorganic materials 0.000 abstract 1
- 229910001860 alkaline earth metal hydroxide Inorganic materials 0.000 abstract 1
- 238000005904 alkaline hydrolysis reaction Methods 0.000 abstract 1
- 150000001412 amines Chemical class 0.000 abstract 1
- 229910021529 ammonia Inorganic materials 0.000 abstract 1
- 239000002585 base Substances 0.000 abstract 1
- 150000001733 carboxylic acid esters Chemical class 0.000 abstract 1
- 125000004185 ester group Chemical group 0.000 abstract 1
- 150000002148 esters Chemical class 0.000 abstract 1
- 235000019253 formic acid Nutrition 0.000 abstract 1
- 150000004674 formic acids Chemical class 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- -1 hydrochloric Chemical class 0.000 abstract 1
- 230000007062 hydrolysis Effects 0.000 abstract 1
- 238000006460 hydrolysis reaction Methods 0.000 abstract 1
- 150000007522 mineralic acids Chemical class 0.000 abstract 1
- 239000000178 monomer Substances 0.000 abstract 1
- 150000007524 organic acids Chemical class 0.000 abstract 1
- ZIBGPFATKBEMQZ-UHFFFAOYSA-N triethylene glycol Chemical compound OCCOCCOCCO ZIBGPFATKBEMQZ-UHFFFAOYSA-N 0.000 abstract 1
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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F283/00—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G
- C08F283/06—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polyethers, polyoxymethylenes or polyacetals
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Polyoxymethylene Polymers And Polymers With Carbon-To-Carbon Bonds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEF45834A DE1235882B (de) | 1965-04-15 | 1965-04-15 | Verfahren zur Stabilisierung waessriger Formaldehydloesungen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1148175A true GB1148175A (en) | 1969-04-10 |
Family
ID=7100698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB16648/66A Expired GB1148175A (en) | 1965-04-15 | 1966-04-15 | Stabilisation of aqueous formaldehyde solutions |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3658912A (OSRAM) |
| BE (1) | BE679427A (OSRAM) |
| DE (1) | DE1235882B (OSRAM) |
| GB (1) | GB1148175A (OSRAM) |
| NL (1) | NL6605100A (OSRAM) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4247487A (en) * | 1972-12-26 | 1981-01-27 | E. I. Du Pont De Nemours And Company | Stabilized formaldehyde solutions |
| JPS6045502A (ja) * | 1983-08-20 | 1985-03-12 | Naoyuki Takeuchi | 脱臭ホルマリン |
| CN1075080C (zh) * | 1994-10-27 | 2001-11-21 | 沢塑料株式会社 | 改性聚缩醛及其制造方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB968762A (en) * | 1962-09-11 | 1964-09-02 | Ici Ltd | Stabilisation of formaldehyde |
| FR1336037A (fr) * | 1962-10-17 | 1963-08-23 | Montedison Spa | Solutions aqueuses stables de formaldéhyde et procédé de préparation |
-
1965
- 1965-04-15 DE DEF45834A patent/DE1235882B/de active Pending
-
1966
- 1966-03-09 US US532887A patent/US3658912A/en not_active Expired - Lifetime
- 1966-04-13 BE BE679427D patent/BE679427A/xx unknown
- 1966-04-15 NL NL6605100A patent/NL6605100A/xx unknown
- 1966-04-15 GB GB16648/66A patent/GB1148175A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL6605100A (OSRAM) | 1966-10-17 |
| US3658912A (en) | 1972-04-25 |
| DE1235882B (de) | 1967-03-09 |
| BE679427A (OSRAM) | 1966-09-16 |
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