DE1419678B2 - Methylsiloxanhaltige Entschäumungsmittel - Google Patents
Methylsiloxanhaltige EntschäumungsmittelInfo
- Publication number
- DE1419678B2 DE1419678B2 DE19611419678 DE1419678A DE1419678B2 DE 1419678 B2 DE1419678 B2 DE 1419678B2 DE 19611419678 DE19611419678 DE 19611419678 DE 1419678 A DE1419678 A DE 1419678A DE 1419678 B2 DE1419678 B2 DE 1419678B2
- Authority
- DE
- Germany
- Prior art keywords
- weight
- percent
- polyether
- emulsion
- water
- 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.)
- Ceased
Links
- -1 methylsiloxane Chemical class 0.000 title claims description 8
- 239000002518 antifoaming agent Substances 0.000 title description 5
- 239000000839 emulsion Substances 0.000 claims description 30
- 229920000570 polyether Polymers 0.000 claims description 19
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 239000000203 mixture Substances 0.000 claims description 10
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 claims description 6
- 229920001296 polysiloxane Polymers 0.000 claims description 6
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 claims description 5
- 239000003995 emulsifying agent Substances 0.000 claims description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 239000003921 oil Substances 0.000 claims description 4
- 239000004205 dimethyl polysiloxane Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 claims description 3
- 125000004432 carbon atom Chemical group C* 0.000 claims description 2
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 claims description 2
- 239000000377 silicon dioxide Substances 0.000 claims description 2
- 235000012239 silicon dioxide Nutrition 0.000 claims description 2
- 238000003756 stirring Methods 0.000 claims description 2
- 238000004945 emulsification Methods 0.000 claims 1
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 8
- 239000006260 foam Substances 0.000 description 8
- 229920000151 polyglycol Polymers 0.000 description 7
- 239000010695 polyglycol Substances 0.000 description 7
- 150000001875 compounds Chemical class 0.000 description 5
- 230000002401 inhibitory effect Effects 0.000 description 4
- 125000001117 oleyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])/C([H])=C([H])\C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 4
- 239000000080 wetting agent Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 229910003902 SiCl 4 Inorganic materials 0.000 description 2
- 229940045714 alkyl sulfonate alkylating agent Drugs 0.000 description 2
- 150000008052 alkyl sulfonates Chemical class 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000001804 emulsifying effect Effects 0.000 description 2
- 150000002148 esters Chemical class 0.000 description 2
- 150000002170 ethers Chemical class 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000007062 hydrolysis Effects 0.000 description 2
- 238000006460 hydrolysis reaction Methods 0.000 description 2
- 229920001451 polypropylene glycol Polymers 0.000 description 2
- JNYAEWCLZODPBN-JGWLITMVSA-N (2r,3r,4s)-2-[(1r)-1,2-dihydroxyethyl]oxolane-3,4-diol Chemical class OC[C@@H](O)[C@H]1OC[C@H](O)[C@H]1O JNYAEWCLZODPBN-JGWLITMVSA-N 0.000 description 1
- XNWFRZJHXBZDAG-UHFFFAOYSA-N 2-METHOXYETHANOL Chemical compound COCCO XNWFRZJHXBZDAG-UHFFFAOYSA-N 0.000 description 1
- FBPFZTCFMRRESA-FSIIMWSLSA-N D-Glucitol Natural products OC[C@H](O)[C@H](O)[C@@H](O)[C@H](O)CO FBPFZTCFMRRESA-FSIIMWSLSA-N 0.000 description 1
- FBPFZTCFMRRESA-JGWLITMVSA-N D-glucitol Chemical compound OC[C@H](O)[C@@H](O)[C@H](O)[C@H](O)CO FBPFZTCFMRRESA-JGWLITMVSA-N 0.000 description 1
- 241000446313 Lamella Species 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical group [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 150000008051 alkyl sulfates Chemical class 0.000 description 1
- 125000002947 alkylene group Chemical group 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000013530 defoamer Substances 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- KPUWHANPEXNPJT-UHFFFAOYSA-N disiloxane Chemical class [SiH3]O[SiH3] KPUWHANPEXNPJT-UHFFFAOYSA-N 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 230000032050 esterification Effects 0.000 description 1
- 238000005886 esterification reaction Methods 0.000 description 1
- 125000001033 ether group Chemical group 0.000 description 1
- 238000006266 etherification reaction Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 239000000600 sorbitol Substances 0.000 description 1
- 125000004079 stearyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D19/00—Degasification of liquids
- B01D19/02—Foam dispersion or prevention
- B01D19/04—Foam dispersion or prevention by addition of chemical substances
- B01D19/0404—Foam dispersion or prevention by addition of chemical substances characterised by the nature of the chemical substance
- B01D19/0409—Foam dispersion or prevention by addition of chemical substances characterised by the nature of the chemical substance compounds containing Si-atoms
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L83/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers
- C08L83/04—Polysiloxanes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
- C08G77/04—Polysiloxanes
- C08G77/045—Polysiloxanes containing less than 25 silicon atoms
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
- C08G77/42—Block-or graft-polymers containing polysiloxane sequences
- C08G77/46—Block-or graft-polymers containing polysiloxane sequences containing polyether sequences
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Toxicology (AREA)
- Dispersion Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Degasification And Air Bubble Elimination (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEF0035697 | 1961-12-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE1419678A1 DE1419678A1 (de) | 1968-12-19 |
| DE1419678B2 true DE1419678B2 (de) | 1970-10-01 |
Family
ID=7096110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19611419678 Ceased DE1419678B2 (de) | 1961-12-30 | 1961-12-30 | Methylsiloxanhaltige Entschäumungsmittel |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3250727A (en, 2012) |
| BE (1) | BE626473A (en, 2012) |
| DE (1) | DE1419678B2 (en, 2012) |
| GB (1) | GB988937A (en, 2012) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3114268A1 (de) * | 1981-04-09 | 1983-01-27 | Degussa Ag, 6000 Frankfurt | Verfahren zur herstellung von antischaummittel fuer waessrige systeme |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5834167B2 (ja) * | 1974-03-29 | 1983-07-25 | 信越化学工業株式会社 | スイヨウセイシヨウホウザイ |
| US4075118A (en) * | 1975-10-14 | 1978-02-21 | The Procter & Gamble Company | Liquid detergent compositions containing a self-emulsified silicone suds controlling agent |
| US4123395A (en) * | 1975-11-28 | 1978-10-31 | The Procter & Gamble Company | Compositions containing nonionic surfactant and sulfonated aromatic compatibilizing agent |
| US4101457A (en) * | 1975-11-28 | 1978-07-18 | The Procter & Gamble Company | Enzyme-containing automatic dishwashing composition |
| US4076648A (en) * | 1976-06-01 | 1978-02-28 | Union Carbide Corporation | Self-dispersible antifoam compositions |
| DE3001573A1 (de) * | 1980-01-17 | 1981-07-23 | Degussa Ag, 6000 Frankfurt | Verfahren zur herstellung von sedimentationsstabilen schaumbekaempfungsmitteln |
| DE3013923A1 (de) | 1980-04-11 | 1981-10-15 | Bayer Ag, 5090 Leverkusen | Organopolysiloxanhaltige entschaeumerzubereitung |
| BR8104047A (pt) * | 1981-06-26 | 1983-02-01 | Dow Corning | Composicao utilizavel para evitar ou restringir espumacao indesejavel e processo para obtencao de alcool a partir de canade-acucar aplicando a mesma |
| US4460493A (en) * | 1982-04-22 | 1984-07-17 | Dow Corning Corporation | Process to control foaming in non-aqueous systems |
| DE3319788A1 (de) * | 1983-06-01 | 1984-12-06 | Th. Goldschmidt Ag, 4300 Essen | Mit organischen gruppen modifizierte kieselsaeure, deren herstellung und verwendung zur spaltung von emulsionen |
| SE9301347A0 (sv) * | 1992-04-27 | 1993-10-28 | Nikko Chemical Inst Inc | Antiskummedel-komposition av emulsionstyp och sätt för skumbekämpning användande densamma |
| JPH086241A (ja) * | 1994-06-21 | 1996-01-12 | Konica Corp | 感光性平版印刷版 |
| CN105153785B (zh) * | 2015-09-08 | 2017-06-23 | 江苏四新科技应用研究所股份有限公司 | 一种水性涂料用乳液型消泡剂及其制备方法 |
| CN112403039A (zh) * | 2020-10-23 | 2021-02-26 | 江苏环宇康力科技有限公司 | 一种食品加工用消泡剂 |
| CN114699805A (zh) * | 2021-12-31 | 2022-07-05 | 宁夏顺邦达新材料有限公司 | 一种用于悬浮法生产聚氯乙烯工艺的消泡剂及其制备方法 |
| CN115414708B (zh) * | 2022-09-06 | 2024-07-26 | 武汉辰语达科技有限公司 | 一种消泡剂及其制备方法 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2575298A (en) * | 1948-01-26 | 1951-11-13 | Nat Aluminate Corp | Steam generation and compositions for inhibiting foaming |
| US2575276A (en) * | 1948-08-03 | 1951-11-13 | Nat Aluminate Corp | Process of minimizing foam production in steam generation |
| US2595928A (en) * | 1951-03-07 | 1952-05-06 | Dow Corning | Antifoam emulsion |
| US2753309A (en) * | 1951-10-27 | 1956-07-03 | Pioneer Chemical Works Inc | Defoaming agents |
| BE536296A (en, 2012) * | 1954-03-22 | |||
| BE551109A (en, 2012) * | 1955-09-22 | |||
| US2846458A (en) * | 1956-05-23 | 1958-08-05 | Dow Corning | Organosiloxane ethers |
| NL100779C (en, 2012) * | 1958-02-20 | |||
| CA662734A (en) * | 1959-07-20 | 1963-05-07 | Hercules Powder Company | Defoamer |
| FR1240061A (fr) * | 1959-07-23 | 1960-09-02 | Rhone Poulenc Sa | Procédé de préparation d'émulsions aqueuses à propriétés antimousse améliorées |
-
0
- BE BE626473D patent/BE626473A/xx unknown
-
1961
- 1961-12-30 DE DE19611419678 patent/DE1419678B2/de not_active Ceased
-
1962
- 1962-12-12 US US244001A patent/US3250727A/en not_active Expired - Lifetime
- 1962-12-27 GB GB48650/62A patent/GB988937A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3114268A1 (de) * | 1981-04-09 | 1983-01-27 | Degussa Ag, 6000 Frankfurt | Verfahren zur herstellung von antischaummittel fuer waessrige systeme |
Also Published As
| Publication number | Publication date |
|---|---|
| BE626473A (en, 2012) | |
| US3250727A (en) | 1966-05-10 |
| DE1419678A1 (de) | 1968-12-19 |
| GB988937A (en) | 1965-04-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| SH | Request for examination between 03.10.1968 and 22.04.1971 | ||
| E77 | Valid patent as to the heymanns-index 1977 | ||
| EHV | Ceased/renunciation |