JPS6337122B2 - - Google Patents
Info
- Publication number
- JPS6337122B2 JPS6337122B2 JP53105723A JP10572378A JPS6337122B2 JP S6337122 B2 JPS6337122 B2 JP S6337122B2 JP 53105723 A JP53105723 A JP 53105723A JP 10572378 A JP10572378 A JP 10572378A JP S6337122 B2 JPS6337122 B2 JP S6337122B2
- Authority
- JP
- Japan
- Prior art keywords
- temperature
- polyvinyl alcohol
- minutes
- weight
- polyvinyl butyral
- 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
- 229920002037 poly(vinyl butyral) polymer Polymers 0.000 claims description 57
- ZTQSAGDEMFDKMZ-UHFFFAOYSA-N Butyraldehyde Chemical compound CCCC=O ZTQSAGDEMFDKMZ-UHFFFAOYSA-N 0.000 claims description 48
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 39
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 39
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 38
- 238000000034 method Methods 0.000 claims description 35
- HGBOYTHUEUWSSQ-UHFFFAOYSA-N valeric aldehyde Natural products CCCCC=O HGBOYTHUEUWSSQ-UHFFFAOYSA-N 0.000 claims description 24
- 239000000203 mixture Substances 0.000 claims description 21
- 239000011541 reaction mixture Substances 0.000 claims description 21
- 238000001556 precipitation Methods 0.000 claims description 16
- 238000004519 manufacturing process Methods 0.000 claims description 14
- 239000007864 aqueous solution Substances 0.000 claims description 10
- 239000000243 solution Substances 0.000 claims description 10
- 239000003377 acid catalyst Substances 0.000 claims description 9
- 239000003995 emulsifying agent Substances 0.000 claims description 8
- YRIUSKIDOIARQF-UHFFFAOYSA-N dodecyl benzenesulfonate Chemical group CCCCCCCCCCCCOS(=O)(=O)C1=CC=CC=C1 YRIUSKIDOIARQF-UHFFFAOYSA-N 0.000 claims description 6
- 229940071161 dodecylbenzenesulfonate Drugs 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 6
- 239000002244 precipitate Substances 0.000 claims description 5
- 150000008055 alkyl aryl sulfonates Chemical class 0.000 claims description 3
- 229940045714 alkyl sulfonate alkylating agent Drugs 0.000 claims description 3
- 150000008052 alkyl sulfonates Chemical class 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 claims description 2
- 238000000926 separation method Methods 0.000 claims description 2
- 230000001376 precipitating effect Effects 0.000 claims 1
- 239000005340 laminated glass Substances 0.000 description 39
- 229920000642 polymer Polymers 0.000 description 37
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 18
- 238000006386 neutralization reaction Methods 0.000 description 16
- 238000007792 addition Methods 0.000 description 12
- GVGUFUZHNYFZLC-UHFFFAOYSA-N dodecyl benzenesulfonate;sodium Chemical compound [Na].CCCCCCCCCCCCOS(=O)(=O)C1=CC=CC=C1 GVGUFUZHNYFZLC-UHFFFAOYSA-N 0.000 description 10
- 239000011521 glass Substances 0.000 description 10
- 229940080264 sodium dodecylbenzenesulfonate Drugs 0.000 description 10
- 238000000710 polymer precipitation Methods 0.000 description 9
- 239000004014 plasticizer Substances 0.000 description 8
- 238000010438 heat treatment Methods 0.000 description 7
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- LYCAIKOWRPUZTN-UHFFFAOYSA-N ethylene glycol Natural products OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 4
- 239000012467 final product Substances 0.000 description 4
- 125000006850 spacer group Chemical group 0.000 description 4
- 238000005406 washing Methods 0.000 description 4
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000605 extraction Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 239000007858 starting material Substances 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000002087 whitening effect Effects 0.000 description 3
- JAWZFTORYMQYDT-UHFFFAOYSA-N 6-hexoxy-6-oxohexanoic acid Chemical compound CCCCCCOC(=O)CCCCC(O)=O JAWZFTORYMQYDT-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000006482 condensation reaction Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- -1 ethylene glycol esters Chemical class 0.000 description 2
- 239000011229 interlayer Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- DAJSVUQLFFJUSX-UHFFFAOYSA-M sodium;dodecane-1-sulfonate Chemical compound [Na+].CCCCCCCCCCCCS([O-])(=O)=O DAJSVUQLFFJUSX-UHFFFAOYSA-M 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- LDMOEFOXLIZJOW-UHFFFAOYSA-N 1-dodecanesulfonic acid Chemical compound CCCCCCCCCCCCS(O)(=O)=O LDMOEFOXLIZJOW-UHFFFAOYSA-N 0.000 description 1
- JEYLQCXBYFQJRO-UHFFFAOYSA-N 2-[2-[2-(2-ethylbutanoyloxy)ethoxy]ethoxy]ethyl 2-ethylbutanoate Chemical compound CCC(CC)C(=O)OCCOCCOCCOC(=O)C(CC)CC JEYLQCXBYFQJRO-UHFFFAOYSA-N 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
- 239000000292 calcium oxide Substances 0.000 description 1
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005660 chlorination reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 229920002689 polyvinyl acetate Polymers 0.000 description 1
- 239000011118 polyvinyl acetate Substances 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000005336 safety glass Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 238000010189 synthetic method Methods 0.000 description 1
- ZIBGPFATKBEMQZ-UHFFFAOYSA-N triethylene glycol Chemical compound OCCOCCOCCO ZIBGPFATKBEMQZ-UHFFFAOYSA-N 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
- B32B17/10—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
- B32B17/10005—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
- B32B17/1055—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the resin layer, i.e. interlayer
- B32B17/10761—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the resin layer, i.e. interlayer containing vinyl acetal
-
- 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
- C08F8/28—Condensation with aldehydes or ketones
-
- 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
-
- 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
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
Landscapes
- Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Organic Chemistry (AREA)
- Polymers & Plastics (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Joining Of Glass To Other Materials (AREA)
- Laminated Bodies (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7726495A FR2401941A1 (fr) | 1977-08-31 | 1977-08-31 | Procede de fabrication de polyvinyl butyral et polyvinyl butyral obtenu par ce procede |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5447795A JPS5447795A (en) | 1979-04-14 |
| JPS6337122B2 true JPS6337122B2 (xx) | 1988-07-22 |
Family
ID=9194927
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10572378A Granted JPS5447795A (en) | 1977-08-31 | 1978-08-31 | Preparation of polyvivyl butyral |
Country Status (11)
| Country | Link |
|---|---|
| JP (1) | JPS5447795A (xx) |
| BE (1) | BE870091A (xx) |
| DE (1) | DE2838025A1 (xx) |
| DK (1) | DK151970C (xx) |
| ES (1) | ES472978A1 (xx) |
| FR (1) | FR2401941A1 (xx) |
| GB (1) | GB2007677B (xx) |
| IE (1) | IE47182B1 (xx) |
| IT (1) | IT1109052B (xx) |
| LU (1) | LU80177A1 (xx) |
| NL (1) | NL7808904A (xx) |
Families Citing this family (31)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5692142A (en) * | 1979-12-24 | 1981-07-25 | Sekisui Chem Co Ltd | Interlayer for laminated glass |
| FR2489346B1 (fr) | 1980-09-01 | 1985-06-21 | Saint Gobain Vitrage | Melange de plastifiants pour polyvinylbutyral, application a la realisation d'intercalaires pour vitrages feuilletes de securite et produits ainsi obtenus |
| FR2522003A1 (fr) * | 1982-02-23 | 1983-08-26 | Saint Gobain Vitrage | Procede de preparation du polyvinylbutyral |
| DE3246605A1 (de) * | 1982-12-16 | 1984-06-20 | Hoechst Ag, 6230 Frankfurt | Feinteilige polyvinylacetale, verfahren zu ihrer herstellung und ihre verwendung fuer einbrennbeschichtungen |
| FR2547589B1 (fr) * | 1983-06-14 | 1986-03-21 | Saint Gobain Vitrage | Procede de fabrication de polyvinylbutyral et produits obtenus |
| FR2568573B1 (fr) * | 1984-08-02 | 1986-12-12 | Saint Gobain Vitrage | Procede de fabrication de polyvinylbutyral et produits obtenus |
| US5349014A (en) * | 1984-08-02 | 1994-09-20 | E. I. Du Pont De Nemours And Company | Process for the production of polyvinyl butyral having improved properties |
| DE3429441A1 (de) * | 1984-08-10 | 1986-02-20 | Hoechst Ag, 6230 Frankfurt | Thermoplastische, weichmacherhaltige polyvinylbutyralformmassen |
| DE3429440A1 (de) * | 1984-08-10 | 1986-02-20 | Hoechst Ag, 6230 Frankfurt | Polyvinylbutyral mit reduzierter klebrigkeit und verbesserter reissfestigkeit |
| US4902670A (en) * | 1986-12-15 | 1990-02-20 | Dai Nippon Insatsu Kabushiki Kaisha | Heat transfer sheet |
| US5187217A (en) * | 1987-04-02 | 1993-02-16 | Saint-Gobain Vitrage | Process for the production of a plasticized polyvinyl butyral for gluing a base onto a glazing |
| FR2622143B1 (fr) * | 1987-10-26 | 1990-01-26 | Saint Gobain Vitrage | Procede et dispositif pour le traitement d'une feuille de polyvinylbutyral extrudee et feuille obtenue |
| DE19524851C2 (de) * | 1995-07-07 | 1998-05-07 | Sun Chemical Corp | Acetalpolymere und Verwendung derselben in lichtempfindlichen Zusammensetzungen und für lithographische Druckplatten |
| DE19525050C2 (de) * | 1995-07-10 | 1999-11-11 | Kodak Polychrome Graphics Llc | Sulfonamidsubstituierte Acetalpolymere und Verwendung derselben in lichtempfindlichen Zusammensetzungen und lithographischen Druckplatten |
| DE19644515A1 (de) * | 1996-10-25 | 1998-06-25 | Sun Chemical Corp | Amidosubstituierte Acetalpolymere und Verwendung derselben in photoempfindlichen Zusammensetzungen und lithographischen Druckplatten |
| DE69806620T2 (de) | 1997-07-17 | 2003-04-17 | Sekisui Chemical Co., Ltd. | Zwischenschicht für verbundglas und verbundglas |
| DE19847616C2 (de) * | 1998-10-15 | 2001-05-10 | Kodak Polychrome Graphics Gmbh | Polyvinylacetale mit Imidogruppen sowie die Verwendung derselben in lichtempfindlichen Zusammensetzungen |
| US7642307B2 (en) | 2002-03-12 | 2010-01-05 | E.I. Du Pont De Nemours And Company | Low-color stiff PVB laminates |
| US7687560B2 (en) * | 2002-03-12 | 2010-03-30 | E.I. Du Pont De Nemours And Company | Low-color PVB sheet and a process for making same |
| DE102006003437A1 (de) * | 2005-03-21 | 2007-07-26 | Papenfuhs, Bernd, Dr. | Verfahren zur Herstellung von Polyvinylacetalen |
| DE102005012924B9 (de) * | 2005-03-21 | 2014-08-14 | Bernd Papenfuhs | Verfahren zur Herstellung von Polyvinylacetalen |
| DE102006039834A1 (de) * | 2006-08-25 | 2008-02-28 | Kuraray Europe Gmbh | Verfahren zur Herstellung von Polyvinylacetalen mit verminderten Butyraldehydgehalt im Abwasser |
| US20090293952A1 (en) * | 2008-05-27 | 2009-12-03 | Francois Andre Koran | Thin Film Photovoltaic Module |
| EP2259334A1 (de) | 2009-06-05 | 2010-12-08 | Kuraray Europe GmbH | Photovoltaikmodule mit weichmacherhaltigen Folien geringer Kriechneigung |
| EP2325001A1 (de) | 2009-11-11 | 2011-05-25 | Kuraray Europe GmbH | Verbundverglasungen mit weichmacherhaltigen Folien geringer Kriechneigung |
| EP2336198A1 (de) | 2009-12-18 | 2011-06-22 | Kuraray Europe GmbH | Polyvinylacetal mit hoher Fließfähigkeit und hiermit hergestellte weichmacherhaltige Folie |
| EP2354716A1 (de) | 2010-02-03 | 2011-08-10 | Kuraray Europe GmbH | Spiegel für solarthermische Kraftwerke enthaltend weichmacherhaltige Polyvinylacetalfolien |
| EP2730591A1 (de) | 2012-11-07 | 2014-05-14 | Kuraray Europe GmbH | Verfahren zur Herstellung von Polyvinylacetalen mit ausgewählter Viskosität |
| US10603882B2 (en) | 2016-04-08 | 2020-03-31 | Kuraray Europe Gmbh | Multilayer film comprising layer of plasticized polyvinyl acetal with reduced flowability |
| WO2017174684A1 (en) * | 2016-04-08 | 2017-10-12 | Kuraray Europe Gmbh | Polyvinyl acetal with reduced flowability |
| CN107936149B (zh) * | 2017-12-20 | 2020-10-23 | 长春工业大学 | 一种光伏级pvb树脂的制备方法 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE690332C (de) * | 1931-05-24 | 1940-04-22 | Chemische Forschungs Gmbh | Verfahren zur Herstellung von Sicherheitsglas |
| BE421358A (xx) * | 1934-08-29 | 1900-01-01 | ||
| US2120934A (en) * | 1936-07-01 | 1938-06-14 | Carbide & Carbon Chem Corp | Process for making plastic compositions |
| US2211323A (en) * | 1938-07-27 | 1940-08-13 | Eastman Kodak Co | Vinyl acetal resin photographic coating |
| US2202160A (en) * | 1939-07-13 | 1940-05-28 | Du Pont | Plastic composition for use in interlayer sheets |
| GB621784A (en) * | 1944-08-19 | 1949-04-20 | Shawinigan Chem Ltd | Manufacture of polyvinyl acetal resins |
| JPS4990792A (xx) * | 1972-12-30 | 1974-08-29 | ||
| DE2732717C3 (de) * | 1977-07-20 | 1980-06-04 | Hoechst Ag, 6000 Frankfurt | Verfahren zur Herstellung von Polyvinylbutyral mit verbesserten Eigenschaften |
-
1977
- 1977-08-31 FR FR7726495A patent/FR2401941A1/fr active Granted
-
1978
- 1978-08-29 IE IE1747/78A patent/IE47182B1/en not_active IP Right Cessation
- 1978-08-30 NL NL7808904A patent/NL7808904A/xx not_active Application Discontinuation
- 1978-08-30 GB GB7835039A patent/GB2007677B/en not_active Expired
- 1978-08-30 DK DK383578A patent/DK151970C/da not_active IP Right Cessation
- 1978-08-30 IT IT69008/78A patent/IT1109052B/it active
- 1978-08-30 LU LU80177A patent/LU80177A1/xx unknown
- 1978-08-30 BE BE190170A patent/BE870091A/xx not_active IP Right Cessation
- 1978-08-31 JP JP10572378A patent/JPS5447795A/ja active Granted
- 1978-08-31 DE DE19782838025 patent/DE2838025A1/de active Granted
- 1978-08-31 ES ES472978A patent/ES472978A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2401941A1 (fr) | 1979-03-30 |
| NL7808904A (nl) | 1979-03-02 |
| GB2007677B (en) | 1982-03-10 |
| GB2007677A (en) | 1979-05-23 |
| IE781747L (en) | 1979-02-28 |
| LU80177A1 (fr) | 1979-05-15 |
| JPS5447795A (en) | 1979-04-14 |
| BE870091A (fr) | 1979-02-28 |
| DK151970C (da) | 1988-07-11 |
| DE2838025C2 (xx) | 1992-09-10 |
| IT1109052B (it) | 1985-12-16 |
| DK383578A (da) | 1979-03-01 |
| FR2401941B1 (xx) | 1981-03-20 |
| IE47182B1 (en) | 1984-01-11 |
| ES472978A1 (es) | 1979-02-16 |
| DK151970B (da) | 1988-01-18 |
| DE2838025A1 (de) | 1979-03-15 |
| IT7869008A0 (it) | 1978-08-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS6337122B2 (xx) | ||
| CA1116784A (en) | Process for the preparation of polyvinylbutyral having improved properties | |
| JP4057071B2 (ja) | ポリビニルアセタールの製造方法、ポリビニルアセタール、合わせガラス用中間膜及び合わせガラス | |
| US4696971A (en) | Process for the preparation of polyvinyl butyral having improved properties | |
| CS274263B2 (en) | Method of polyvinyl butyral production | |
| WO2004013191A1 (en) | A process for controlling polyvinylbutyral physical properties by controlling stereochemistry of same | |
| US4533697A (en) | Process for preparing polyvinyl butyral | |
| JPH07179525A (ja) | 変性ポリビニルブチラールから作製された可塑化ポリマー成形体 | |
| JPH11323056A (ja) | 合わせガラス用中間膜および合わせガラス | |
| US3505303A (en) | Water soluble modified polyvinyl alcohol films | |
| EP0402213B1 (fr) | Procédé de fabrication de polyvinylbutyral et produits obtenus | |
| US5349014A (en) | Process for the production of polyvinyl butyral having improved properties | |
| CN113583368A (zh) | 一种改性淀粉pva基复合薄膜及其制备方法 | |
| JPH0580487B2 (xx) | ||
| JPH10139496A (ja) | 合わせガラス用中間膜及び合わせガラス | |
| JP4592836B2 (ja) | ポリビニルアセタール樹脂の製造方法、ポリビニルアセタール樹脂および合わせガラス用中間膜 | |
| EP0283090B1 (en) | Water-swellable crosslinked polymers and process for the preparation thereof | |
| WO2014188544A1 (ja) | 遮音性に優れる積層体 | |
| JPH06127982A (ja) | 合わせガラス用中間膜 | |
| JPH0386744A (ja) | 塩化ビニル系合わせガラス用中間膜組成物及び合わせガラス用中間膜 | |
| JPS6329882B2 (xx) | ||
| JPH0971443A (ja) | 安全合わせガラス用中間膜 | |
| JP2687073B2 (ja) | 多糖類マトリックス重合体 | |
| JPS6053042B2 (ja) | ポリビニルブチラ−ルの製造方法 | |
| JPS6358843B2 (xx) |