DE2607866C2 - Verfahren zur Koagulierung synthetischer Kautschuklatices - Google Patents
Verfahren zur Koagulierung synthetischer KautschuklaticesInfo
- Publication number
- DE2607866C2 DE2607866C2 DE2607866A DE2607866A DE2607866C2 DE 2607866 C2 DE2607866 C2 DE 2607866C2 DE 2607866 A DE2607866 A DE 2607866A DE 2607866 A DE2607866 A DE 2607866A DE 2607866 C2 DE2607866 C2 DE 2607866C2
- Authority
- DE
- Germany
- Prior art keywords
- latex
- epichlorohydrin
- dimethylamine
- rubber
- synthetic rubber
- 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
- 229920000126 latex Polymers 0.000 title claims description 40
- 229920003051 synthetic elastomer Polymers 0.000 title claims description 16
- 239000005061 synthetic rubber Substances 0.000 title claims description 15
- 238000000034 method Methods 0.000 title claims description 9
- 230000015271 coagulation Effects 0.000 title claims description 6
- 238000005345 coagulation Methods 0.000 title claims description 6
- 229920001971 elastomer Polymers 0.000 claims description 27
- 239000004816 latex Substances 0.000 claims description 27
- 239000005060 rubber Substances 0.000 claims description 26
- ROSDSFDQCJNGOL-UHFFFAOYSA-N Dimethylamine Chemical compound CNC ROSDSFDQCJNGOL-UHFFFAOYSA-N 0.000 claims description 20
- 239000000701 coagulant Substances 0.000 claims description 14
- BRLQWZUYTZBJKN-UHFFFAOYSA-N Epichlorohydrin Chemical compound ClCC1CO1 BRLQWZUYTZBJKN-UHFFFAOYSA-N 0.000 claims description 10
- 229920001577 copolymer Polymers 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 6
- 229920003048 styrene butadiene rubber Polymers 0.000 claims description 6
- 230000001112 coagulating effect Effects 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 3
- 239000005062 Polybutadiene Substances 0.000 claims description 2
- 229920002857 polybutadiene Polymers 0.000 claims description 2
- 229920001195 polyisoprene Polymers 0.000 claims description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 24
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 14
- 239000011780 sodium chloride Substances 0.000 description 12
- 229920002873 Polyethylenimine Polymers 0.000 description 9
- 229910021529 ammonia Inorganic materials 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 4
- 239000002253 acid Substances 0.000 description 3
- 229920006318 anionic polymer Polymers 0.000 description 3
- 125000002091 cationic group Chemical group 0.000 description 3
- 230000001427 coherent effect Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 241001441571 Hiodontidae Species 0.000 description 2
- 125000000129 anionic group Chemical group 0.000 description 2
- 239000003963 antioxidant agent Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 229920006174 synthetic rubber latex Polymers 0.000 description 2
- BUAXCDYBNXEWEB-UHFFFAOYSA-N 2-(chloromethyl)oxirane;n-methylmethanamine Chemical compound CNC.ClCC1CO1 BUAXCDYBNXEWEB-UHFFFAOYSA-N 0.000 description 1
- 229920000297 Rayon Polymers 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000003078 antioxidant effect Effects 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 229920006317 cationic polymer Polymers 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000000875 corresponding effect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000007720 emulsion polymerization reaction Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08C—TREATMENT OR CHEMICAL MODIFICATION OF RUBBERS
- C08C1/00—Treatment of rubber latex
- C08C1/14—Coagulation
- C08C1/15—Coagulation characterised by the coagulants used
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)
- Compositions Of Macromolecular Compounds (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Paper (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/586,111 US4001486A (en) | 1975-06-11 | 1975-06-11 | Latex coagulant for emulsion breakers |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2607866A1 DE2607866A1 (de) | 1976-12-23 |
| DE2607866C2 true DE2607866C2 (de) | 1982-02-18 |
Family
ID=24344355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2607866A Expired DE2607866C2 (de) | 1975-06-11 | 1976-02-24 | Verfahren zur Koagulierung synthetischer Kautschuklatices |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4001486A ( ) |
| JP (1) | JPS51150554A ( ) |
| BR (1) | BR7601581A ( ) |
| CA (1) | CA1065099A ( ) |
| DE (1) | DE2607866C2 ( ) |
| FR (1) | FR2314199A1 ( ) |
| GB (1) | GB1494063A ( ) |
| IT (1) | IT1057980B ( ) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1103008A (en) * | 1976-08-13 | 1981-06-16 | Homer C. Mclaughlin | Treatment of clay formations with organic polycationic polymers |
| US4158521A (en) * | 1978-06-26 | 1979-06-19 | The Western Company Of North America | Method of stabilizing clay formations |
| JPS5565234A (en) * | 1978-11-09 | 1980-05-16 | Nippon Shokubai Kagaku Kogyo Co Ltd | Salting-out of high-polymer latex |
| NL8000355A (nl) * | 1980-01-19 | 1981-08-17 | Stamicarbon | Werkwijze voor het bereiden van een polymeer van alfa-methylstyreen. |
| US4569991A (en) * | 1982-01-26 | 1986-02-11 | Mitsubishi Monsanto Chemical Company | Production of thermoplastic resin |
| EP0143126A1 (en) * | 1983-11-21 | 1985-06-05 | Sumitomo Chemical Company, Limited | Process for coagulating synthetic rubber latex |
| US4920176A (en) * | 1988-12-05 | 1990-04-24 | The B. F. Goodrich Company | Nitrile emulsion polymers having improved adhesion properties |
| US5013452A (en) * | 1989-06-23 | 1991-05-07 | Petrolite Corporation | Resolution of emulsions formed in the production of pharmaceuticals |
| DE50113374D1 (de) * | 2000-03-10 | 2008-01-24 | Lanxess Deutschland Gmbh | Verfahren zur agglomeration von feinteiligen polybutadienlatices |
| JP3854841B2 (ja) * | 2001-10-12 | 2006-12-06 | 横浜ゴム株式会社 | タイヤパンク修理剤の処理方法 |
| US7960480B2 (en) * | 2007-05-21 | 2011-06-14 | Dupont Performance Elastomers L.L.C. | Process for coagulating fluoroelastomers |
| US8268975B2 (en) * | 2009-04-03 | 2012-09-18 | Dow Agrosciences Llc | Demulsification compositions, systems and methods for demulsifying and separating aqueous emulsions |
| CN103724460B (zh) * | 2012-10-15 | 2016-03-02 | 中国石油化工股份有限公司 | 一种丁腈橡胶胶乳的凝聚工艺 |
| WO2015199621A1 (en) * | 2014-06-25 | 2015-12-30 | Univentures Public Company Limited | Coagulation of cup lump with water soluble cationic polymer |
| CN105566514B (zh) * | 2014-10-09 | 2017-07-11 | 中国石油化工股份有限公司 | 三元集成橡胶胶乳凝聚工艺 |
| IT201600086155A1 (it) * | 2016-08-19 | 2018-02-19 | Versalis Spa | Solidificazione di lattice di gomma naturale mediante polimeri poliquaternari. |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3732173A (en) * | 1968-11-26 | 1973-05-08 | American Cyanamid Co | Manufacture of water-soluble cationic non-thermosetting methylamine-epichlorohydrin polymer at constant temperature |
| US3738945A (en) * | 1972-02-04 | 1973-06-12 | H Panzer | Polyquaternary flocculants |
| US3875104A (en) * | 1973-12-17 | 1975-04-01 | American Cyanamid Co | Coagulation of oil-extended emulsions |
-
1975
- 1975-06-11 US US05/586,111 patent/US4001486A/en not_active Expired - Lifetime
-
1976
- 1976-02-09 GB GB4974/76A patent/GB1494063A/en not_active Expired
- 1976-02-24 DE DE2607866A patent/DE2607866C2/de not_active Expired
- 1976-03-03 FR FR7606013A patent/FR2314199A1/fr active Granted
- 1976-03-12 IT IT48547/76A patent/IT1057980B/it active
- 1976-03-16 JP JP51028544A patent/JPS51150554A/ja active Granted
- 1976-03-16 BR BR7601581A patent/BR7601581A/pt unknown
- 1976-04-01 CA CA249,360A patent/CA1065099A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| IT1057980B (it) | 1982-03-30 |
| GB1494063A (en) | 1977-12-07 |
| FR2314199A1 (fr) | 1977-01-07 |
| JPS5511121B2 ( ) | 1980-03-22 |
| FR2314199B1 ( ) | 1980-06-27 |
| CA1065099A (en) | 1979-10-23 |
| DE2607866A1 (de) | 1976-12-23 |
| US4001486A (en) | 1977-01-04 |
| BR7601581A (pt) | 1977-02-15 |
| JPS51150554A (en) | 1976-12-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| D2 | Grant after examination | ||
| 8339 | Ceased/non-payment of the annual fee |