GB991850A - A process for the preparation of high molecular weight polyoxymethylenes - Google Patents
A process for the preparation of high molecular weight polyoxymethylenesInfo
- Publication number
- GB991850A GB991850A GB4002763A GB4002763A GB991850A GB 991850 A GB991850 A GB 991850A GB 4002763 A GB4002763 A GB 4002763A GB 4002763 A GB4002763 A GB 4002763A GB 991850 A GB991850 A GB 991850A
- Authority
- GB
- United Kingdom
- Prior art keywords
- tin
- formaldehyde
- methylene chloride
- divalent
- polyoxymethylene
- 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
- 229920006324 polyoxymethylene Polymers 0.000 title abstract 5
- -1 polyoxymethylenes Polymers 0.000 title abstract 5
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 abstract 13
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 abstract 9
- OBETXYAYXDNJHR-UHFFFAOYSA-N 2-Ethylhexanoic acid Chemical compound CCCCC(CC)C(O)=O OBETXYAYXDNJHR-UHFFFAOYSA-N 0.000 abstract 4
- 229930040373 Paraformaldehyde Chemical group 0.000 abstract 4
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 abstract 4
- 239000003054 catalyst Substances 0.000 abstract 4
- 238000006116 polymerization reaction Methods 0.000 abstract 4
- 239000002253 acid Substances 0.000 abstract 3
- 150000007513 acids Chemical class 0.000 abstract 3
- YEJRWHAVMIAJKC-UHFFFAOYSA-N 4-Butyrolactone Chemical compound O=C1CCCO1 YEJRWHAVMIAJKC-UHFFFAOYSA-N 0.000 abstract 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 abstract 2
- 229910021626 Tin(II) chloride Inorganic materials 0.000 abstract 2
- 150000001875 compounds Chemical class 0.000 abstract 2
- 125000004435 hydrogen atom Chemical group [H]* 0.000 abstract 2
- CVNKFOIOZXAFBO-UHFFFAOYSA-J tin(4+);tetrahydroxide Chemical class [OH-].[OH-].[OH-].[OH-].[Sn+4] CVNKFOIOZXAFBO-UHFFFAOYSA-J 0.000 abstract 2
- 229940100198 alkylating agent Drugs 0.000 abstract 1
- 239000002168 alkylating agent Substances 0.000 abstract 1
- 229930188620 butyrolactone Natural products 0.000 abstract 1
- 125000004432 carbon atom Chemical group C* 0.000 abstract 1
- 150000001735 carboxylic acids Chemical class 0.000 abstract 1
- 239000007795 chemical reaction product Substances 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 238000001914 filtration Methods 0.000 abstract 1
- WBJINCZRORDGAQ-UHFFFAOYSA-N formic acid ethyl ester Natural products CCOC=O WBJINCZRORDGAQ-UHFFFAOYSA-N 0.000 abstract 1
- 239000007792 gaseous phase Substances 0.000 abstract 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 abstract 1
- 150000003606 tin compounds Chemical class 0.000 abstract 1
- GKASDNZWUGIAMG-UHFFFAOYSA-N triethyl orthoformate Chemical compound CCOC(OCC)OCC GKASDNZWUGIAMG-UHFFFAOYSA-N 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G2/00—Addition polymers of aldehydes or cyclic oligomers thereof or of ketones; Addition copolymers thereof with less than 50 molar percent of other substances
- C08G2/06—Catalysts
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G2/00—Addition polymers of aldehydes or cyclic oligomers thereof or of ketones; Addition copolymers thereof with less than 50 molar percent of other substances
- C08G2/08—Polymerisation of formaldehyde
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polyoxymethylene Polymers And Polymers With Carbon-To-Carbon Bonds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEF38028A DE1176859B (de) | 1962-10-13 | 1962-10-13 | Verfahren zur Herstellung von hochmolekularen Polyoxymethylenen oder deren Estern bzw. AEthern |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB991850A true GB991850A (en) | 1965-05-12 |
Family
ID=7097182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB4002763A Expired GB991850A (en) | 1962-10-13 | 1963-10-10 | A process for the preparation of high molecular weight polyoxymethylenes |
Country Status (6)
| Country | Link |
|---|---|
| AT (1) | AT241817B (cs) |
| BE (1) | BE638528A (cs) |
| CH (1) | CH430214A (cs) |
| DE (1) | DE1176859B (cs) |
| GB (1) | GB991850A (cs) |
| NL (1) | NL299144A (cs) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL269640A (cs) * | 1960-09-29 |
-
0
- NL NL299144D patent/NL299144A/xx unknown
- BE BE638528D patent/BE638528A/xx unknown
-
1962
- 1962-10-13 DE DEF38028A patent/DE1176859B/de active Pending
-
1963
- 1963-09-16 CH CH1139763A patent/CH430214A/de unknown
- 1963-09-19 AT AT752963A patent/AT241817B/de active
- 1963-10-10 GB GB4002763A patent/GB991850A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE638528A (cs) | |
| AT241817B (de) | 1965-08-10 |
| DE1176859B (de) | 1964-08-27 |
| NL299144A (cs) | |
| CH430214A (de) | 1967-02-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US3131165A (en) | Amide stabilized formaldehyde polymers and process for preparing same | |
| US3170896A (en) | Process for acylating polyoxymethylenes | |
| GB991850A (en) | A process for the preparation of high molecular weight polyoxymethylenes | |
| US3188363A (en) | Inhibitors of premature gelation in polyester resins | |
| HUT49866A (en) | Composition suitable for hindering deposits developing during polymerization and process for producing the phenothiazine derivative active component | |
| US3444133A (en) | Cobalt chelate catalysts in the production of polyphenylene oxides | |
| ES395976A1 (es) | Un procedimiento para la produccion de polimeros modifica- dos de oximetileno. | |
| JPS6315284B2 (cs) | ||
| US2765284A (en) | Chelating agents | |
| US3624253A (en) | Hexamethylenetetramine adducts with haloacetic acid esters | |
| US3060179A (en) | Polymerization of aromatic nitriles | |
| US3322817A (en) | Aromatic and aliphatic esters of hydroxy benzophenone derivatives | |
| KR840000493A (ko) | 피리딘으로부터 유도된 아미드 및 에스테르기를 포함하는 제초제의 제조방법 | |
| US3493545A (en) | Polymers having n-cyanoimine,n-cyanoaziridine and cyanamide substituents,and their preparation by reaction of cyanogen azide with c=c or c-h bonds in corresponding parent polymers | |
| JPH0656755A (ja) | ウレトジオン（ｕｒｅｔｄｉｏｎｅ）基を含むポリイソシアネートの製造法 | |
| US2743270A (en) | Heterocyclic nitrogen compounds | |
| US2863873A (en) | Esters of nicotinic acid | |
| US2805228A (en) | New synthesis of methylene sulfate by reaction of paraformaldehyde with sulfur trioxide in chlorinated hydrocarbon solvent | |
| US2417999A (en) | Preparation of n, n'-methylene bis hydantoins | |
| US2620350A (en) | Nitrogen containing organic compounds | |
| US3432551A (en) | 3,4,5-trimethoxybenzoylguanidines | |
| US3260746A (en) | Bis-(n-acetylhydrazino-n'-carbonylmethyl)disulphide | |
| DE1595614C3 (de) | Verfahren zur Herstellung von Acrylnitril-Polymerisatlösungen | |
| US2577708A (en) | Alkyleneoxy-benzyl diaminodiphenyl sulfone | |
| US2463831A (en) | Amino alkyl benzoates |