GB766565A - Improvements in or relating to the preparation of a purified polyvinyl alcohol - Google Patents
Improvements in or relating to the preparation of a purified polyvinyl alcoholInfo
- Publication number
- GB766565A GB766565A GB7236/54A GB723654A GB766565A GB 766565 A GB766565 A GB 766565A GB 7236/54 A GB7236/54 A GB 7236/54A GB 723654 A GB723654 A GB 723654A GB 766565 A GB766565 A GB 766565A
- Authority
- GB
- United Kingdom
- Prior art keywords
- acetone
- gel
- alcohol
- polyvinyl
- products
- 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
- 239000004372 Polyvinyl alcohol Substances 0.000 title abstract 2
- 229920002451 polyvinyl alcohol Polymers 0.000 title abstract 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 abstract 13
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 abstract 4
- 239000000499 gel Substances 0.000 abstract 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 abstract 3
- 150000002576 ketones Chemical class 0.000 abstract 3
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 abstract 2
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 abstract 2
- 239000002253 acid Substances 0.000 abstract 2
- 239000000839 emulsion Substances 0.000 abstract 2
- 230000007062 hydrolysis Effects 0.000 abstract 2
- 238000006460 hydrolysis reaction Methods 0.000 abstract 2
- 239000000203 mixture Substances 0.000 abstract 2
- 229920001290 polyvinyl ester Polymers 0.000 abstract 2
- 238000001556 precipitation Methods 0.000 abstract 2
- DNIAPMSPPWPWGF-GSVOUGTGSA-N (R)-(-)-Propylene glycol Chemical compound C[C@@H](O)CO DNIAPMSPPWPWGF-GSVOUGTGSA-N 0.000 abstract 1
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 abstract 1
- 150000001298 alcohols Chemical class 0.000 abstract 1
- 239000003513 alkali Substances 0.000 abstract 1
- 239000007864 aqueous solution Substances 0.000 abstract 1
- 238000007664 blowing Methods 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 abstract 1
- 229920001577 copolymer Polymers 0.000 abstract 1
- 230000000694 effects Effects 0.000 abstract 1
- 239000003995 emulsifying agent Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 230000003472 neutralizing effect Effects 0.000 abstract 1
- 239000003973 paint Substances 0.000 abstract 1
- 238000006116 polymerization reaction Methods 0.000 abstract 1
- 229920002689 polyvinyl acetate Polymers 0.000 abstract 1
- 239000011118 polyvinyl acetate Substances 0.000 abstract 1
- 239000000843 powder Substances 0.000 abstract 1
- 238000003756 stirring Methods 0.000 abstract 1
- 238000005406 washing Methods 0.000 abstract 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
- C08L29/02—Homopolymers or copolymers of unsaturated alcohols
- C08L29/04—Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
-
- 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
- C08F8/12—Hydrolysis
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Polymerisation Methods In General (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL89518D NL89518C (enrdf_load_stackoverflow) | 1954-03-12 | ||
| NL195504D NL195504A (enrdf_load_stackoverflow) | 1954-03-12 | ||
| GB7236/54A GB766565A (en) | 1954-03-12 | 1954-03-12 | Improvements in or relating to the preparation of a purified polyvinyl alcohol |
| DEV8617A DE1091756B (de) | 1954-03-12 | 1955-03-12 | Verfahren zur Herstellung von gereinigtem Polyvinylalkohol |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB7236/54A GB766565A (en) | 1954-03-12 | 1954-03-12 | Improvements in or relating to the preparation of a purified polyvinyl alcohol |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB766565A true GB766565A (en) | 1957-01-23 |
Family
ID=9829256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB7236/54A Expired GB766565A (en) | 1954-03-12 | 1954-03-12 | Improvements in or relating to the preparation of a purified polyvinyl alcohol |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE1091756B (enrdf_load_stackoverflow) |
| GB (1) | GB766565A (enrdf_load_stackoverflow) |
| NL (2) | NL89518C (enrdf_load_stackoverflow) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1115019B (de) * | 1957-10-14 | 1961-10-12 | American Cyanamid Co | Verfahren zur Gewinnung von wasserloeslichen Polymeren aus ihren waessrigen Dispersionen |
| WO2002008302A1 (de) * | 2000-07-25 | 2002-01-31 | Basf Aktiengesellschaft | Verfahren zur herstellung von salzarmen wässrigen lösungen von vinylamineinheiten enthaltenden polymerisaten |
-
0
- NL NL195504D patent/NL195504A/xx unknown
- NL NL89518D patent/NL89518C/xx active
-
1954
- 1954-03-12 GB GB7236/54A patent/GB766565A/en not_active Expired
-
1955
- 1955-03-12 DE DEV8617A patent/DE1091756B/de active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1115019B (de) * | 1957-10-14 | 1961-10-12 | American Cyanamid Co | Verfahren zur Gewinnung von wasserloeslichen Polymeren aus ihren waessrigen Dispersionen |
| WO2002008302A1 (de) * | 2000-07-25 | 2002-01-31 | Basf Aktiengesellschaft | Verfahren zur herstellung von salzarmen wässrigen lösungen von vinylamineinheiten enthaltenden polymerisaten |
Also Published As
| Publication number | Publication date |
|---|---|
| DE1091756B (de) | 1960-10-27 |
| NL89518C (enrdf_load_stackoverflow) | 1900-01-01 |
| NL195504A (enrdf_load_stackoverflow) | 1900-01-01 |
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