CH240463A - Verfahren zum Aufarbeiten von Acetalisierungsgemischen. - Google Patents
Verfahren zum Aufarbeiten von Acetalisierungsgemischen.Info
- Publication number
- CH240463A CH240463A CH240463DA CH240463A CH 240463 A CH240463 A CH 240463A CH 240463D A CH240463D A CH 240463DA CH 240463 A CH240463 A CH 240463A
- Authority
- CH
- Switzerland
- Prior art keywords
- parts
- acetalization
- polyvinyl
- mixtures
- mineral acid
- Prior art date
Links
- 239000000203 mixture Substances 0.000 title claims description 16
- 238000000034 method Methods 0.000 title claims description 12
- 238000006359 acetalization reaction Methods 0.000 title claims description 10
- 229920002554 vinyl polymer Polymers 0.000 claims description 14
- 238000003756 stirring Methods 0.000 claims description 11
- 239000002253 acid Substances 0.000 claims description 9
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 9
- 239000011707 mineral Substances 0.000 claims description 9
- 150000001875 compounds Chemical class 0.000 claims description 8
- 150000001299 aldehydes Chemical class 0.000 claims description 6
- 239000000843 powder Substances 0.000 claims description 5
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 claims description 4
- 239000012295 chemical reaction liquid Substances 0.000 claims description 4
- 239000007795 chemical reaction product Substances 0.000 claims description 4
- 150000002576 ketones Chemical class 0.000 claims description 3
- 229920001290 polyvinyl ester Polymers 0.000 claims description 3
- 238000001556 precipitation Methods 0.000 claims description 3
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 2
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 2
- 230000001419 dependent effect Effects 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 21
- 125000002777 acetyl group Chemical class [H]C([H])([H])C(*)=O 0.000 description 20
- 239000000243 solution Substances 0.000 description 17
- DHKHKXVYLBGOIT-UHFFFAOYSA-N acetaldehyde Diethyl Acetal Natural products CCOC(C)OCC DHKHKXVYLBGOIT-UHFFFAOYSA-N 0.000 description 11
- IKHGUXGNUITLKF-UHFFFAOYSA-N Acetaldehyde Chemical compound CC=O IKHGUXGNUITLKF-UHFFFAOYSA-N 0.000 description 10
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 8
- 239000011541 reaction mixture Substances 0.000 description 6
- 229920002689 polyvinyl acetate Polymers 0.000 description 5
- 239000011118 polyvinyl acetate Substances 0.000 description 5
- ZTQSAGDEMFDKMZ-UHFFFAOYSA-N Butyraldehyde Chemical compound CCCC=O ZTQSAGDEMFDKMZ-UHFFFAOYSA-N 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- MLUCVPSAIODCQM-NSCUHMNNSA-N crotonaldehyde Chemical compound C\C=C\C=O MLUCVPSAIODCQM-NSCUHMNNSA-N 0.000 description 3
- MLUCVPSAIODCQM-UHFFFAOYSA-N crotonaldehyde Natural products CC=CC=O MLUCVPSAIODCQM-UHFFFAOYSA-N 0.000 description 3
- 238000010790 dilution Methods 0.000 description 3
- 239000012895 dilution Substances 0.000 description 3
- 239000002244 precipitate Substances 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- -1 acetal compounds Chemical class 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 239000000376 reactant Substances 0.000 description 2
- HGBOYTHUEUWSSQ-UHFFFAOYSA-N valeric aldehyde Natural products CCCCC=O HGBOYTHUEUWSSQ-UHFFFAOYSA-N 0.000 description 2
- 238000010626 work up procedure Methods 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- RXPRRQLKFXBCSJ-UHFFFAOYSA-N dl-Vincamin Natural products C1=CC=C2C(CCN3CCC4)=C5C3C4(CC)CC(O)(C(=O)OC)N5C2=C1 RXPRRQLKFXBCSJ-UHFFFAOYSA-N 0.000 description 1
- 125000004185 ester group Chemical group 0.000 description 1
- 230000029142 excretion Effects 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000036647 reaction Effects 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 238000007127 saponification reaction Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- RXPRRQLKFXBCSJ-GIVPXCGWSA-N vincamine Chemical compound C1=CC=C2C(CCN3CCC4)=C5[C@@H]3[C@]4(CC)C[C@](O)(C(=O)OC)N5C2=C1 RXPRRQLKFXBCSJ-GIVPXCGWSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L29/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal or ketal radical; Compositions of hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Compositions of derivatives of such polymers
- C08L29/14—Homopolymers or copolymers of acetals or ketals obtained by polymerisation of unsaturated acetals or ketals or by after-treatment of polymers of unsaturated alcohols
-
- 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
- C08F8/00—Chemical modification by after-treatment
- C08F8/48—Isomerisation; Cyclisation
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE240463X | 1943-03-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH240463A true CH240463A (de) | 1945-12-31 |
Family
ID=5906201
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH240463D CH240463A (de) | 1943-03-19 | 1944-01-31 | Verfahren zum Aufarbeiten von Acetalisierungsgemischen. |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE454864A (fr) |
| CH (1) | CH240463A (fr) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006048132A1 (fr) * | 2004-11-04 | 2006-05-11 | Wacker Polymer Systems Gmbh & Co. Kg | Acetals polyvinyliques a motifs acetal insatures |
-
1944
- 1944-01-31 CH CH240463D patent/CH240463A/de unknown
- 1944-03-16 BE BE454864A patent/BE454864A/fr unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006048132A1 (fr) * | 2004-11-04 | 2006-05-11 | Wacker Polymer Systems Gmbh & Co. Kg | Acetals polyvinyliques a motifs acetal insatures |
Also Published As
| Publication number | Publication date |
|---|---|
| BE454864A (fr) | 1944-04-29 |
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