SU639901A1 - Method of obtaining polyurethan aqueous dispersions - Google Patents
Method of obtaining polyurethan aqueous dispersionsInfo
- Publication number
- SU639901A1 SU639901A1 SU772476028A SU2476028A SU639901A1 SU 639901 A1 SU639901 A1 SU 639901A1 SU 772476028 A SU772476028 A SU 772476028A SU 2476028 A SU2476028 A SU 2476028A SU 639901 A1 SU639901 A1 SU 639901A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- polyurethan
- obtaining
- aqueous dispersions
- films
- interaction
- Prior art date
Links
Landscapes
- Polyurethanes Or Polyureas (AREA)
Description
ванни высокоскоростной мешалкой приливают раствор форполимера в этилацетате, после чего перемешивание продолжают eiue Б мин, а затем отгон ют растворитель и илUsing a high-speed mixer, a solution of the prepolymer in ethyl acetate is poured, after which the stirring is continued, eiue B min, and then the solvent is distilled off and
дл Ц 1тель - продукт for C 1tel - product
Показатели пленок взаимодействи этилурстана с глпцидоломIndicators of films of interaction of ethylurstan with glccidol
Толщин, ммThickness, mm
Разрывна пагрузк-. кгс смУдлп11е1 11е при pa.ipjiEe, % Остаточное удл1111ен;:е, % Приведенные данные свидетельствуют о том, что пленки, полученные на основе водной дисперсии полиуретана, по предлагаемому способу обладают улучшенными механическими характеристиками. Предлагаемый способ может найти применение в различных отрасл х народного хоз йства, в частности в резиновой, химической и т. д. Формула и 3 о б : е т е н и i Способ получени полиуретановых водных дисперсий путем взаимодействи форполимера с концевыми изоинаиатными группами с удлинителем цепи в присутствии 20Bursting pagruzk-. kgf cmUdl111 11e with pa.ipjiEe,% Residual elongation;: e,% These data indicate that the films obtained on the basis of polyurethane water dispersion, according to the proposed method, have improved mechanical characteristics. The proposed method can be used in various areas of the national economy, in particular in rubber, chemical, etc. Formula 3: b eti i i Method for producing polyurethane aqueous dispersions by reacting a prepolymer with terminal isoinium groups with an extension chains in the presence of 20
синтезированной водной дисперсии полу чают пленки.films are synthesized by the synthesized aqueous dispersion.
Механические свойства пленок приведены в таблице.The mechanical properties of the films are given in the table.
Удли:1итель - продукт взаимодействи эт1 луретаиа с эпоксиднойExtensions: 1tel is the product of the interaction of ethlo-luretaya with epoxy resin
CMO.ioii с двум ЭПОКСИДНЫМИ труп на мм 5 10 15 воды и анионоактивного эмульгатора, о тличаюш ,ийс тем, что, с целью улучшени механических характеристик, по, чаемых на основе дисперсий пленок, в качестве }-длинител цепи используют взаимодействи этилуретана с глицидолом продукт взаимодействи этилуретана с эпоксидной смолой, содержащей две эпоксидные группы. Источники информации, прин тые во внимание при экспертизе: 1. Патент США № 3607800, кл. 260-2.5, опублик. 1969. 2. Патент СССР ° 523643, кл. С 08 G 71/04, опублик. 1974.CMO.ioii with two EPOXY cadaver per mm 5 10 15 of water and an anionic emulsifier, as indicated by the use of ethylurethane with glycidol to improve mechanical properties based on film dispersions the product of the interaction of ethylurethane with an epoxy resin containing two epoxy groups. Sources of information taken into account in the examination: 1. US patent number 3607800, cl. 260-2.5, pub. 1969. 2. Patent of the USSR ° 523643, cl. C 08 G 71/04, published 1974.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU772476028A SU639901A1 (en) | 1977-04-19 | 1977-04-19 | Method of obtaining polyurethan aqueous dispersions |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU772476028A SU639901A1 (en) | 1977-04-19 | 1977-04-19 | Method of obtaining polyurethan aqueous dispersions |
Publications (1)
Publication Number | Publication Date |
---|---|
SU639901A1 true SU639901A1 (en) | 1978-12-30 |
Family
ID=20704989
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SU772476028A SU639901A1 (en) | 1977-04-19 | 1977-04-19 | Method of obtaining polyurethan aqueous dispersions |
Country Status (1)
Country | Link |
---|---|
SU (1) | SU639901A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4500604A (en) * | 1982-02-18 | 1985-02-19 | Henkel Kommanditgesellschaft Auf Aktien | Bondings and composite films |
-
1977
- 1977-04-19 SU SU772476028A patent/SU639901A1/en active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4500604A (en) * | 1982-02-18 | 1985-02-19 | Henkel Kommanditgesellschaft Auf Aktien | Bondings and composite films |
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