IT1058897B - Procedimento di saponificazione di polimeri di etilene e acetato di vinile - Google Patents
Procedimento di saponificazione di polimeri di etilene e acetato di vinileInfo
- Publication number
- IT1058897B IT1058897B IT21774/76A IT2177476A IT1058897B IT 1058897 B IT1058897 B IT 1058897B IT 21774/76 A IT21774/76 A IT 21774/76A IT 2177476 A IT2177476 A IT 2177476A IT 1058897 B IT1058897 B IT 1058897B
- Authority
- IT
- Italy
- Prior art keywords
- vinyl acetate
- ethylene polymers
- saponification process
- saponification
- polymers
- Prior art date
Links
Classifications
-
- 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
-
- 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
- C08F2800/00—Copolymer characterised by the proportions of the comonomers expressed
- C08F2800/20—Copolymer characterised by the proportions of the comonomers expressed as weight or mass percentages
-
- 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
- C08F2810/00—Chemical modification of a polymer
- C08F2810/50—Chemical modification of a polymer wherein the polymer is a copolymer and the modification is taking place only on one or more of the monomers present in minority
Landscapes
- Chemical & Material Sciences (AREA)
- General 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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/564,200 US4027079A (en) | 1975-04-01 | 1975-04-01 | Finely divided saponified ethylene-vinyl acetate interpolymers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT1058897B true IT1058897B (it) | 1982-05-10 |
Family
ID=24253544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT21774/76A IT1058897B (it) | 1975-04-01 | 1976-03-31 | Procedimento di saponificazione di polimeri di etilene e acetato di vinile |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US4027079A (it) |
| JP (1) | JPS51122190A (it) |
| AU (1) | AU1249276A (it) |
| BE (1) | BE840290A (it) |
| BR (1) | BR7601957A (it) |
| DE (1) | DE2614070A1 (it) |
| DK (1) | DK144276A (it) |
| ES (1) | ES446594A1 (it) |
| FI (1) | FI760883A (it) |
| FR (1) | FR2306220A1 (it) |
| GB (1) | GB1548653A (it) |
| IT (1) | IT1058897B (it) |
| LU (1) | LU74673A1 (it) |
| NL (1) | NL7603407A (it) |
| NO (1) | NO761110L (it) |
| SE (1) | SE7603854L (it) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51126291A (en) * | 1975-04-25 | 1976-11-04 | Toyo Soda Mfg Co Ltd | Process for preparing a saponfied ethyhlenevinyl acetate copolymer hav ing high whiteness |
| US4104453A (en) * | 1977-07-05 | 1978-08-01 | National Distillers And Chemical Corporation | Melt dispersion saponification of ethylene-vinyl acetate polymer |
| US4151134A (en) * | 1977-08-15 | 1979-04-24 | National Distillers And Chemical Corporation | Process for simultaneously dispersing and saponifying ethylene-vinyl acetate copolymer |
| DE2830328C2 (de) * | 1978-07-10 | 1982-09-16 | Ruhrchemie Ag, 4200 Oberhausen | Mischpolymerisate des Äthylens und ihre Verwendung zur Herstellung von Schaumstoffen |
| US4309525A (en) * | 1979-05-21 | 1982-01-05 | Takeda Chemical Industries, Ltd. | Production of sphere-formed powdery copolymers |
| US4389506A (en) * | 1981-06-29 | 1983-06-21 | E. I. Du Pont De Nemours And Company | Polyvinyl alcohol dust suppression by admixing polyglycol |
| US5753753A (en) * | 1997-02-19 | 1998-05-19 | Air Products And Chemicals, Inc. | Hydrolysis of polyvinyl aklaenoates |
| DE10321942A1 (de) * | 2003-05-15 | 2004-12-09 | Wacker Polymer Systems Gmbh & Co. Kg | Verfahren zur Herstellung von pulverförmigen Ethylen-Vinylalkohol-Mischpolymerisaten |
| WO2009091893A1 (en) * | 2008-01-16 | 2009-07-23 | Penn Color, Inc. | Production of toner for use in printing applications |
| US8652745B2 (en) | 2008-01-16 | 2014-02-18 | Penn Color, Inc. | Ink toner particles with controlled surface morphology |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE88404C (it) * | ||||
| US2467774A (en) * | 1945-02-16 | 1949-04-19 | Du Pont | Process of hydrolyzing vinyl ester polymers |
| US3422049A (en) * | 1961-12-20 | 1969-01-14 | Nat Distillers Chem Corp | Process of preparing finely divided thermoplastic resins |
| US3547858A (en) * | 1967-05-19 | 1970-12-15 | Monsanto Chemicals | Hydrolysis of esters in the molten state |
-
1975
- 1975-04-01 US US05/564,200 patent/US4027079A/en not_active Expired - Lifetime
-
1976
- 1976-03-30 DK DK144276A patent/DK144276A/da not_active IP Right Cessation
- 1976-03-30 FR FR7609218A patent/FR2306220A1/fr active Granted
- 1976-03-30 AU AU12492/76A patent/AU1249276A/en not_active Expired
- 1976-03-31 SE SE7603854A patent/SE7603854L/xx unknown
- 1976-03-31 LU LU74673A patent/LU74673A1/xx unknown
- 1976-03-31 NO NO761110A patent/NO761110L/no unknown
- 1976-03-31 IT IT21774/76A patent/IT1058897B/it active
- 1976-03-31 BR BR7601957A patent/BR7601957A/pt unknown
- 1976-03-31 GB GB13000/76A patent/GB1548653A/en not_active Expired
- 1976-04-01 JP JP51035211A patent/JPS51122190A/ja active Pending
- 1976-04-01 FI FI760883A patent/FI760883A/fi not_active Application Discontinuation
- 1976-04-01 ES ES446594A patent/ES446594A1/es not_active Expired
- 1976-04-01 NL NL7603407A patent/NL7603407A/xx not_active Application Discontinuation
- 1976-04-01 BE BE165772A patent/BE840290A/xx unknown
- 1976-04-01 DE DE19762614070 patent/DE2614070A1/de not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| US4027079A (en) | 1977-05-31 |
| FR2306220B1 (it) | 1980-08-14 |
| SE7603854L (sv) | 1976-10-02 |
| GB1548653A (en) | 1979-07-18 |
| FR2306220A1 (fr) | 1976-10-29 |
| JPS51122190A (en) | 1976-10-26 |
| AU1249276A (en) | 1977-10-20 |
| NL7603407A (nl) | 1976-10-05 |
| ES446594A1 (es) | 1977-06-16 |
| DK144276A (da) | 1976-10-02 |
| NO761110L (it) | 1976-10-04 |
| DE2614070A1 (de) | 1976-10-14 |
| FI760883A (it) | 1976-10-02 |
| BE840290A (fr) | 1976-10-01 |
| BR7601957A (pt) | 1976-10-05 |
| LU74673A1 (it) | 1976-09-01 |
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