JPH0558448B2 - - Google Patents
Info
- Publication number
- JPH0558448B2 JPH0558448B2 JP60247715A JP24771585A JPH0558448B2 JP H0558448 B2 JPH0558448 B2 JP H0558448B2 JP 60247715 A JP60247715 A JP 60247715A JP 24771585 A JP24771585 A JP 24771585A JP H0558448 B2 JPH0558448 B2 JP H0558448B2
- Authority
- JP
- Japan
- Prior art keywords
- methanol
- water
- saponified
- vinyl acetate
- copolymer
- 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 - Fee Related
Links
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 114
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 32
- 239000008188 pellet Substances 0.000 claims description 22
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 claims description 21
- 239000005038 ethylene vinyl acetate Substances 0.000 claims description 19
- 229920001577 copolymer Polymers 0.000 claims description 17
- 239000007788 liquid Substances 0.000 claims description 17
- 230000001112 coagulating effect Effects 0.000 claims description 9
- 239000003960 organic solvent Substances 0.000 claims description 9
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical group CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 claims description 8
- KXKVLQRXCPHEJC-UHFFFAOYSA-N acetic acid trimethyl ester Natural products COC(C)=O KXKVLQRXCPHEJC-UHFFFAOYSA-N 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 238000005520 cutting process Methods 0.000 claims description 6
- 238000009835 boiling Methods 0.000 claims description 3
- 239000000243 solution Substances 0.000 description 25
- 230000015271 coagulation Effects 0.000 description 16
- 238000005345 coagulation Methods 0.000 description 16
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 description 13
- 238000007127 saponification reaction Methods 0.000 description 13
- 239000001632 sodium acetate Substances 0.000 description 13
- 235000017281 sodium acetate Nutrition 0.000 description 13
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- 229920005989 resin Polymers 0.000 description 7
- 239000011347 resin Substances 0.000 description 7
- 238000005406 washing Methods 0.000 description 7
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 6
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 6
- 238000002474 experimental method Methods 0.000 description 6
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 5
- 239000005977 Ethylene Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000000465 moulding Methods 0.000 description 5
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 4
- -1 alkali metal acetates Chemical class 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 230000004888 barrier function Effects 0.000 description 4
- 238000011033 desalting Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- POLCUAVZOMRGSN-UHFFFAOYSA-N dipropyl ether Chemical compound CCCOCCC POLCUAVZOMRGSN-UHFFFAOYSA-N 0.000 description 3
- VQTUBCCKSQIDNK-UHFFFAOYSA-N Isobutene Chemical compound CC(C)=C VQTUBCCKSQIDNK-UHFFFAOYSA-N 0.000 description 2
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 125000005907 alkyl ester group Chemical group 0.000 description 2
- 238000004040 coloring Methods 0.000 description 2
- 238000007865 diluting Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000011259 mixed solution Substances 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 239000011550 stock solution Substances 0.000 description 2
- CRSBERNSMYQZNG-UHFFFAOYSA-N 1-dodecene Chemical compound CCCCCCCCCCC=C CRSBERNSMYQZNG-UHFFFAOYSA-N 0.000 description 1
- KWKAKUADMBZCLK-UHFFFAOYSA-N 1-octene Chemical compound CCCCCCC=C KWKAKUADMBZCLK-UHFFFAOYSA-N 0.000 description 1
- RJUFJBKOKNCXHH-UHFFFAOYSA-N Methyl propionate Chemical compound CCC(=O)OC RJUFJBKOKNCXHH-UHFFFAOYSA-N 0.000 description 1
- 238000010306 acid treatment Methods 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- RZJRJXONCZWCBN-UHFFFAOYSA-N alpha-octadecene Natural products CCCCCCCCCCCCCCCCCC RZJRJXONCZWCBN-UHFFFAOYSA-N 0.000 description 1
- 150000001408 amides Chemical class 0.000 description 1
- 150000008064 anhydrides Chemical class 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- DQXBYHZEEUGOBF-UHFFFAOYSA-N but-3-enoic acid;ethene Chemical compound C=C.OC(=O)CC=C DQXBYHZEEUGOBF-UHFFFAOYSA-N 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 150000001735 carboxylic acids Chemical class 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010612 desalination reaction Methods 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000003317 industrial substance Substances 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 229940017219 methyl propionate Drugs 0.000 description 1
- 239000012046 mixed solvent Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 150000002825 nitriles Chemical class 0.000 description 1
- CCCMONHAUSKTEQ-UHFFFAOYSA-N octadec-1-ene Chemical compound CCCCCCCCCCCCCCCCC=C CCCMONHAUSKTEQ-UHFFFAOYSA-N 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 238000005453 pelletization Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 150000003460 sulfonic acids Chemical class 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
- 239000004711 α-olefin Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/12—Powdering or granulating
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/04—Homopolymers or copolymers of ethene
- C08J2323/08—Copolymers of ethene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2329/00—Characterised by the use 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; Hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Derivatives of such polymer
- C08J2329/02—Homopolymers or copolymers of unsaturated alcohols
- C08J2329/04—Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60247715A JPS62116614A (ja) | 1985-11-05 | 1985-11-05 | エチレン−酢酸ビニル共重合体ケン化物ペレツトの製造方法 |
| US07/161,402 US4847361A (en) | 1985-11-05 | 1988-02-22 | Process for preparing pellets of hydrolyzed ethylene-vinyl acetate copolymer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60247715A JPS62116614A (ja) | 1985-11-05 | 1985-11-05 | エチレン−酢酸ビニル共重合体ケン化物ペレツトの製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62116614A JPS62116614A (ja) | 1987-05-28 |
| JPH0558448B2 true JPH0558448B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1993-08-26 |
Family
ID=17167589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60247715A Granted JPS62116614A (ja) | 1985-11-05 | 1985-11-05 | エチレン−酢酸ビニル共重合体ケン化物ペレツトの製造方法 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US4847361A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
| JP (1) | JPS62116614A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2597960B2 (ja) * | 1987-10-02 | 1997-04-09 | 日本合成化学工業株式会社 | 性質の改善されたエチレン―酢酸ビニル共重合体ケン化物組成物 |
| EP0892006B1 (en) * | 1997-07-18 | 2005-09-28 | Nippon Gohsei Kagaku Kogyo Kabushiki Kaisha | Hydrous pellets of ethylene-vinyl acetate copolymer hydrolyzate, production thereof and moldings from such hydrous pellets |
| WO1999012714A1 (fr) * | 1997-09-08 | 1999-03-18 | Nippon Gohsei Kagaku Kogyo Kabushiki Kaisha | Procede pour la preparation de pastilles de copolymere d'ethylene et d'acetate de vinyle saponifie |
| WO2004009313A1 (ja) * | 2002-07-18 | 2004-01-29 | Kuraray Co., Ltd. | エチレン−ビニルアルコール共重合体ペレットの製造方法 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3102775A (en) * | 1960-06-17 | 1963-09-03 | Diamond Alkali Co | Process of wet spinning stereoregular polyvinyl alcohol |
| DE1301539B (de) * | 1966-07-29 | 1969-08-21 | Bayer Ag | Verfahren zur Herstellung von verseiften AEthylen-Vinylacetat-Copolymerisaten |
| US3847845A (en) * | 1970-07-16 | 1974-11-12 | Kuraray Co | Separation and purification of the saponified ethylene-vinyl acetate interpolymers |
| JPS5521762B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1972-10-24 | 1980-06-12 | Nippon Synthetic Chem Ind | |
| DE2611548A1 (de) * | 1976-03-18 | 1977-09-22 | Bayer Ag | Verfahren zur herstellung von pulverfoermigen, verseiften aethylen/vinylacetat-copolymerisaten |
| US4265799A (en) * | 1978-08-17 | 1981-05-05 | National Distillers And Chemical Corp. | Alcohol-wet particles of ethylene-vinyl ester interpolymer |
| US4547329A (en) * | 1983-10-31 | 1985-10-15 | Eastman Kodak Company | Process for forming copolymer particles |
-
1985
- 1985-11-05 JP JP60247715A patent/JPS62116614A/ja active Granted
-
1988
- 1988-02-22 US US07/161,402 patent/US4847361A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US4847361A (en) | 1989-07-11 |
| JPS62116614A (ja) | 1987-05-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |