GB1436883A - Process for the production of silanol-stopped diorganopoly siloxanes - Google Patents
Process for the production of silanol-stopped diorganopoly siloxanesInfo
- Publication number
- GB1436883A GB1436883A GB2639573A GB2639573A GB1436883A GB 1436883 A GB1436883 A GB 1436883A GB 2639573 A GB2639573 A GB 2639573A GB 2639573 A GB2639573 A GB 2639573A GB 1436883 A GB1436883 A GB 1436883A
- Authority
- GB
- United Kingdom
- Prior art keywords
- cyclic
- silanol
- mixture
- sio
- viscosity
- 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
- 229920005645 diorganopolysiloxane polymer Polymers 0.000 title 1
- 125000004122 cyclic group Chemical group 0.000 abstract 5
- 239000000203 mixture Substances 0.000 abstract 4
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 abstract 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 2
- 239000002253 acid Substances 0.000 abstract 2
- 239000003729 cation exchange resin Substances 0.000 abstract 2
- 239000004927 clay Substances 0.000 abstract 2
- 150000002009 diols Chemical class 0.000 abstract 2
- 239000004215 Carbon black (E152) Substances 0.000 abstract 1
- UKLDJPRMSDWDSL-UHFFFAOYSA-L [dibutyl(dodecanoyloxy)stannyl] dodecanoate Chemical compound CCCCCCCCCCCC(=O)O[Sn](CCCC)(CCCC)OC(=O)CCCCCCCCCCC UKLDJPRMSDWDSL-UHFFFAOYSA-L 0.000 abstract 1
- 239000006229 carbon black Substances 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 abstract 1
- 239000012975 dibutyltin dilaurate Substances 0.000 abstract 1
- 235000013870 dimethyl polysiloxane Nutrition 0.000 abstract 1
- 239000004205 dimethyl polysiloxane Substances 0.000 abstract 1
- 150000005826 halohydrocarbons Chemical class 0.000 abstract 1
- 229930195733 hydrocarbon Natural products 0.000 abstract 1
- 150000002430 hydrocarbons Chemical class 0.000 abstract 1
- 230000007062 hydrolysis Effects 0.000 abstract 1
- 238000006460 hydrolysis reaction Methods 0.000 abstract 1
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 abstract 1
- -1 polysiloxane Polymers 0.000 abstract 1
- 229920001296 polysiloxane Polymers 0.000 abstract 1
- SCPYDCQAZCOKTP-UHFFFAOYSA-N silanol Chemical compound [SiH3]O SCPYDCQAZCOKTP-UHFFFAOYSA-N 0.000 abstract 1
- 239000003039 volatile agent Substances 0.000 abstract 1
Classifications
-
- 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
- C08G77/14—Polysiloxanes containing silicon bound to oxygen-containing groups
- C08G77/16—Polysiloxanes containing silicon bound to oxygen-containing groups to hydroxyl groups
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Silicon Polymers (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US27339272A | 1972-07-20 | 1972-07-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1436883A true GB1436883A (en) | 1976-05-26 |
Family
ID=23043740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2639573A Expired GB1436883A (en) | 1972-07-20 | 1973-06-01 | Process for the production of silanol-stopped diorganopoly siloxanes |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS557855B2 (enrdf_load_stackoverflow) |
| BE (1) | BE802554A (enrdf_load_stackoverflow) |
| DE (1) | DE2336493C2 (enrdf_load_stackoverflow) |
| FR (1) | FR2193847B1 (enrdf_load_stackoverflow) |
| GB (1) | GB1436883A (enrdf_load_stackoverflow) |
| IT (1) | IT994980B (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4551515A (en) * | 1984-02-27 | 1985-11-05 | General Electric Company | Process for the continuous manufacture of silicone gums |
| DE3632875A1 (de) * | 1986-09-26 | 1988-04-07 | Wacker Chemie Gmbh | Kontinuierliches verfahren zur herstellung von triorganosiloxygruppen als endstaendige einheiten aufweisenden organopolysiloxanen |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE957662C (de) * | 1954-02-15 | 1957-01-17 | Farbenfabriken Bayer Aktiengesellschaft, Leverkusen-Bayerwerk | Verfahren zur Herstellung von stabilen Alkyl- und/oder Arylpolysiloxanölen |
-
1973
- 1973-06-01 GB GB2639573A patent/GB1436883A/en not_active Expired
- 1973-07-17 FR FR7326081A patent/FR2193847B1/fr not_active Expired
- 1973-07-18 DE DE19732336493 patent/DE2336493C2/de not_active Expired
- 1973-07-19 JP JP8051673A patent/JPS557855B2/ja not_active Expired
- 1973-07-19 BE BE133654A patent/BE802554A/xx not_active IP Right Cessation
- 1973-07-19 IT IT2676473A patent/IT994980B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| FR2193847A1 (enrdf_load_stackoverflow) | 1974-02-22 |
| FR2193847B1 (enrdf_load_stackoverflow) | 1979-08-03 |
| JPS4980200A (enrdf_load_stackoverflow) | 1974-08-02 |
| DE2336493A1 (de) | 1974-01-31 |
| DE2336493C2 (de) | 1985-05-15 |
| IT994980B (it) | 1975-10-20 |
| BE802554A (fr) | 1973-11-16 |
| JPS557855B2 (enrdf_load_stackoverflow) | 1980-02-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| 746 | Register noted 'licences of right' (sect. 46/1977) |