JPS5529579A - Polymerization of vinyl chloride - Google Patents
Polymerization of vinyl chlorideInfo
- Publication number
- JPS5529579A JPS5529579A JP10360479A JP10360479A JPS5529579A JP S5529579 A JPS5529579 A JP S5529579A JP 10360479 A JP10360479 A JP 10360479A JP 10360479 A JP10360479 A JP 10360479A JP S5529579 A JPS5529579 A JP S5529579A
- Authority
- JP
- Japan
- Prior art keywords
- vinyl chloride
- polymerization
- effected
- particle size
- polyvinyl alcohol
- 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.)
- Pending
Links
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 title abstract 5
- 238000006116 polymerization reaction Methods 0.000 title abstract 2
- 239000004372 Polyvinyl alcohol Substances 0.000 abstract 2
- 238000001879 gelation Methods 0.000 abstract 2
- 239000002245 particle Substances 0.000 abstract 2
- 229920000642 polymer Polymers 0.000 abstract 2
- 229920002451 polyvinyl alcohol Polymers 0.000 abstract 2
- 238000010557 suspension polymerization reaction Methods 0.000 abstract 2
- -1 unsaturated aliphatic monocarboxylic acid Chemical group 0.000 abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 2
- 239000007864 aqueous solution Substances 0.000 abstract 1
- 239000000178 monomer Substances 0.000 abstract 1
- 238000007127 saponification reaction Methods 0.000 abstract 1
- 239000003381 stabilizer Substances 0.000 abstract 1
- 239000000725 suspension Substances 0.000 abstract 1
Landscapes
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Polymerisation Methods In General (AREA)
Abstract
PURPOSE: The suspension polymerization of vinyl chloride in water is effected using a polyvinyl alcohol that is modified with unsaturated aliphatic monocarboxylic acid and thereby shows specific properties, to produce vinyl chloride polymer with uniform particle size and good gelation property.
CONSTITUTION: A polyvinyl alcohol modified with an unsaturated aliphatic monocarboxylic acid that has 300W2,500 average polymerization degree, 65W80mol% saponification degree, and over 60°C cloud point, when measured with 4% aqueous solution, is used as the suspension stabilizer and the suspension polymerization of vinyl chloride monomer in water is effected to produce said vinyl chloride polymer with uniform particle size and good gelation property.
COPYRIGHT: (C)1980,JPO&Japio
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10360479A JPS5529579A (en) | 1979-08-16 | 1979-08-16 | Polymerization of vinyl chloride |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10360479A JPS5529579A (en) | 1979-08-16 | 1979-08-16 | Polymerization of vinyl chloride |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9914777A Division JPS5433580A (en) | 1977-08-19 | 1977-08-19 | Polymerization of vynyl chloride |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5529579A true JPS5529579A (en) | 1980-03-01 |
Family
ID=14358368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10360479A Pending JPS5529579A (en) | 1979-08-16 | 1979-08-16 | Polymerization of vinyl chloride |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5529579A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5758435U (en) * | 1980-09-19 | 1982-04-06 | ||
| JPS6043834A (en) * | 1983-08-20 | 1985-03-08 | Mitsubishi Electric Corp | Washing device for semiconductor wafer |
| JPS63173245U (en) * | 1987-04-30 | 1988-11-10 | ||
| JPH02110109A (en) * | 1988-10-19 | 1990-04-23 | Chisso Corp | Manufacture of vinyl chloride resin |
| US6573327B1 (en) * | 1997-04-01 | 2003-06-03 | Nippon Gohsei Kagaku Kogyo Kabushiki Kaisha | Highly stable aqueous solution of partially saponified vinyl ester resin |
| WO2007119735A1 (en) * | 2006-04-12 | 2007-10-25 | Kuraray Co., Ltd. | Dispersion stabilizer |
| EP2177540A4 (en) * | 2007-07-13 | 2011-01-19 | Kuraray Co | PROCESS FOR PRODUCING A VINYL RESIN |
| WO2025033371A1 (en) * | 2023-08-07 | 2025-02-13 | 株式会社クラレ | Polymer, aqueous solution, and dispersant for suspension polymerization |
| WO2025033372A1 (en) * | 2023-08-07 | 2025-02-13 | 株式会社クラレ | Aqueous solution and dispersant for suspension polymerization |
-
1979
- 1979-08-16 JP JP10360479A patent/JPS5529579A/en active Pending
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5758435U (en) * | 1980-09-19 | 1982-04-06 | ||
| JPS6043834A (en) * | 1983-08-20 | 1985-03-08 | Mitsubishi Electric Corp | Washing device for semiconductor wafer |
| JPS63173245U (en) * | 1987-04-30 | 1988-11-10 | ||
| JPH02110109A (en) * | 1988-10-19 | 1990-04-23 | Chisso Corp | Manufacture of vinyl chloride resin |
| US6573327B1 (en) * | 1997-04-01 | 2003-06-03 | Nippon Gohsei Kagaku Kogyo Kabushiki Kaisha | Highly stable aqueous solution of partially saponified vinyl ester resin |
| WO2007119735A1 (en) * | 2006-04-12 | 2007-10-25 | Kuraray Co., Ltd. | Dispersion stabilizer |
| EP2006307A4 (en) * | 2006-04-12 | 2010-01-20 | Kuraray Co | DISPERSION STABILIZER |
| US8426518B2 (en) | 2006-04-12 | 2013-04-23 | Kuraray Co., Ltd. | Dispersion stabilizer |
| JP5325573B2 (en) * | 2006-04-12 | 2013-10-23 | 株式会社クラレ | Dispersion stabilizer |
| EP2177540A4 (en) * | 2007-07-13 | 2011-01-19 | Kuraray Co | PROCESS FOR PRODUCING A VINYL RESIN |
| WO2025033371A1 (en) * | 2023-08-07 | 2025-02-13 | 株式会社クラレ | Polymer, aqueous solution, and dispersant for suspension polymerization |
| WO2025033372A1 (en) * | 2023-08-07 | 2025-02-13 | 株式会社クラレ | Aqueous solution and dispersant for suspension polymerization |
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