GB1148323A - Stabilised formaldehyde solutions - Google Patents
Stabilised formaldehyde solutionsInfo
- Publication number
- GB1148323A GB1148323A GB1664966A GB1664966A GB1148323A GB 1148323 A GB1148323 A GB 1148323A GB 1664966 A GB1664966 A GB 1664966A GB 1664966 A GB1664966 A GB 1664966A GB 1148323 A GB1148323 A GB 1148323A
- Authority
- GB
- United Kingdom
- Prior art keywords
- april
- vinyl alcohol
- weight
- polyethylene oxides
- acids
- 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 8
- 229920000578 graft copolymer Polymers 0.000 abstract 4
- 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
- 229920003171 Poly (ethylene oxide) Polymers 0.000 abstract 2
- 239000008098 formaldehyde solution Substances 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
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical class Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- 238000005903 acid hydrolysis reaction Methods 0.000 abstract 1
- 239000003513 alkali Substances 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
- 150000001735 carboxylic acids Chemical class 0.000 abstract 1
- 150000002148 esters Chemical class 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 235000011167 hydrochloric acid Nutrition 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
- 150000007524 organic acids Chemical class 0.000 abstract 1
- -1 phosphoric Chemical class 0.000 abstract 1
- 235000011007 phosphoric acid Nutrition 0.000 abstract 1
- 229920000233 poly(alkylene oxides) Polymers 0.000 abstract 1
- 238000010526 radical polymerization reaction Methods 0.000 abstract 1
- 239000002904 solvent Substances 0.000 abstract 1
- 235000011149 sulphuric acid Nutrition 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)
- Graft Or Block Polymers (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEF45831A DE1235282B (de) | 1965-04-15 | 1965-04-15 | Verfahren zur Stabilisierung waessriger Formaldehydloesungen gegen Truebungen und Ausfaellungen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1148323A true GB1148323A (en) | 1969-04-10 |
Family
ID=7100694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1664966A Expired GB1148323A (en) | 1965-04-15 | 1966-04-15 | Stabilised formaldehyde solutions |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE679426A (enrdf_load_stackoverflow) |
| DE (1) | DE1235282B (enrdf_load_stackoverflow) |
| FR (1) | FR1475410A (enrdf_load_stackoverflow) |
| GB (1) | GB1148323A (enrdf_load_stackoverflow) |
| NL (1) | NL6605099A (enrdf_load_stackoverflow) |
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 DEF45831A patent/DE1235282B/de active Pending
-
1966
- 1966-04-12 FR FR57203A patent/FR1475410A/fr not_active Expired
- 1966-04-13 BE BE679426D patent/BE679426A/xx unknown
- 1966-04-15 NL NL6605099A patent/NL6605099A/xx unknown
- 1966-04-15 GB GB1664966A patent/GB1148323A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE679426A (enrdf_load_stackoverflow) | 1966-09-16 |
| DE1235282B (de) | 1967-03-02 |
| NL6605099A (enrdf_load_stackoverflow) | 1966-10-17 |
| FR1475410A (fr) | 1967-03-31 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| GB1431446A (en) | Low molecular weight acrylic polymers | |
| GB1519355A (en) | Thermoplastic nylon moulding materials of toughness | |
| GB1435194A (en) | Aqueous copolymer dispersions | |
| GB1209108A (en) | Emulsion production | |
| GB1324496A (en) | Preparation of low molecular weight polyanhydrides | |
| ES427959A1 (es) | Procedimiento de fabricacion de polilactonas derivadas de acidos poli-alfa-hidroxiacrilicos. | |
| GB1208524A (en) | Process for the production of polycaproamide | |
| GB1190303A (en) | Process for the production of neopentylglycol-carboxylic acid-carbonic acid mixed esters | |
| DE1156985B (de) | Verfahren zur Herstellung stabiler waessriger Emulsionen von Pfropfmischpolymerisaten | |
| GB1148323A (en) | Stabilised formaldehyde solutions | |
| US3141864A (en) | Process for the production of polymerizates or mixed polymerizates of acrolein and methacrolein | |
| GB1300833A (en) | Production of ethylene glycol | |
| GB1405693A (en) | Methacrylate/acrylate polymers | |
| US3156667A (en) | Heat stabilization of polyvinyl alcohol with phosphoric acid | |
| GB1173323A (en) | Plasticized Halogen-Containing Resins | |
| GB1148175A (en) | Stabilisation of aqueous formaldehyde solutions | |
| GB1437834A (en) | Process for the production of polycarboxylates with biological degradability | |
| GB1007160A (en) | Process for the preparation of polymers and copolymers of vinyl chloride | |
| GB1182376A (en) | Process for the Polymerization or Copolymerization of Beta-Propiolactones | |
| GB1084590A (en) | Methacrolein polymers and process for their preparation | |
| ES208111A1 (es) | PROCEDIMIENTO PARA LA OBTENCIoN DE COMPUESTOS DE POLiMEROS. | |
| GB1246953A (en) | Polymeric sulphonic acids and salts | |
| ES362169A1 (es) | Procedimiento para la preparacion de polimeros y copolime- ros del cloruro de vinilo con peso molecular reducido. | |
| DE942538C (de) | Verfahren zur Herstellung von Mischpolymerisaten | |
| GB1248501A (en) | Methods of treating beer with resin modified clays |