DE2018327C3 - Verfahren zur Polymerisation cyclischer Diorganosiloxane - Google Patents
Verfahren zur Polymerisation cyclischer DiorganosiloxaneInfo
- Publication number
- DE2018327C3 DE2018327C3 DE2018327A DE2018327A DE2018327C3 DE 2018327 C3 DE2018327 C3 DE 2018327C3 DE 2018327 A DE2018327 A DE 2018327A DE 2018327 A DE2018327 A DE 2018327A DE 2018327 C3 DE2018327 C3 DE 2018327C3
- Authority
- DE
- Germany
- Prior art keywords
- polymerization
- parts
- catalysts
- accelerators
- alkaline
- 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
- 238000000034 method Methods 0.000 title claims description 13
- 125000004122 cyclic group Chemical group 0.000 title claims description 12
- 238000006116 polymerization reaction Methods 0.000 title claims description 12
- 239000003054 catalyst Substances 0.000 claims description 15
- 125000005375 organosiloxane group Chemical group 0.000 claims description 5
- UQEAIHBTYFGYIE-UHFFFAOYSA-N hexamethyldisiloxane Chemical compound C[Si](C)(C)O[Si](C)(C)C UQEAIHBTYFGYIE-UHFFFAOYSA-N 0.000 claims description 4
- 239000011541 reaction mixture Substances 0.000 claims description 4
- 150000001450 anions Chemical class 0.000 claims description 3
- 150000001768 cations Chemical class 0.000 claims description 3
- GNOIPBMMFNIUFM-UHFFFAOYSA-N hexamethylphosphoric triamide Chemical compound CN(C)P(=O)(N(C)C)N(C)C GNOIPBMMFNIUFM-UHFFFAOYSA-N 0.000 claims description 3
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 28
- 239000000203 mixture Substances 0.000 description 10
- 229920001296 polysiloxane Polymers 0.000 description 10
- WGTYBPLFGIVFAS-UHFFFAOYSA-M tetramethylammonium hydroxide Chemical compound [OH-].C[N+](C)(C)C WGTYBPLFGIVFAS-UHFFFAOYSA-M 0.000 description 10
- 238000006243 chemical reaction Methods 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 229920000642 polymer Polymers 0.000 description 4
- QEMXHQIAXOOASZ-UHFFFAOYSA-N tetramethylammonium Chemical compound C[N+](C)(C)C QEMXHQIAXOOASZ-UHFFFAOYSA-N 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- -1 trimethylsiloxy units Chemical group 0.000 description 3
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 2
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 239000000806 elastomer Substances 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- VSIKJPJINIDELZ-UHFFFAOYSA-N 2,2,4,4,6,6,8,8-octakis-phenyl-1,3,5,7,2,4,6,8-tetraoxatetrasilocane Chemical compound O1[Si](C=2C=CC=CC=2)(C=2C=CC=CC=2)O[Si](C=2C=CC=CC=2)(C=2C=CC=CC=2)O[Si](C=2C=CC=CC=2)(C=2C=CC=CC=2)O[Si]1(C=1C=CC=CC=1)C1=CC=CC=C1 VSIKJPJINIDELZ-UHFFFAOYSA-N 0.000 description 1
- IRVZFACCNZRHSJ-UHFFFAOYSA-N 2,4,6,8-tetramethyl-2,4,6,8-tetraphenyl-1,3,5,7,2,4,6,8-tetraoxatetrasilocane Chemical compound O1[Si](C)(C=2C=CC=CC=2)O[Si](C)(C=2C=CC=CC=2)O[Si](C)(C=2C=CC=CC=2)O[Si]1(C)C1=CC=CC=C1 IRVZFACCNZRHSJ-UHFFFAOYSA-N 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 235000013870 dimethyl polysiloxane Nutrition 0.000 description 1
- 238000011067 equilibration Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000004817 gas chromatography Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 239000012442 inert solvent Substances 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- HMMGMWAXVFQUOA-UHFFFAOYSA-N octamethylcyclotetrasiloxane Chemical compound C[Si]1(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O1 HMMGMWAXVFQUOA-UHFFFAOYSA-N 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 125000001741 organic sulfur group Chemical group 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 description 1
- 150000003112 potassium compounds Chemical class 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 125000001453 quaternary ammonium group Chemical group 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000007614 solvation Methods 0.000 description 1
- 229910052815 sulfur oxide Inorganic materials 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- ORGHESHFQPYLAO-UHFFFAOYSA-N vinyl radical Chemical compound C=[CH] ORGHESHFQPYLAO-UHFFFAOYSA-N 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
- 150000003738 xylenes Chemical class 0.000 description 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
- C08G77/06—Preparatory processes
- C08G77/08—Preparatory processes characterised by the catalysts used
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US82348669A | 1969-05-09 | 1969-05-09 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2018327A1 DE2018327A1 (de) | 1970-11-19 |
| DE2018327B2 DE2018327B2 (de) | 1973-10-04 |
| DE2018327C3 true DE2018327C3 (de) | 1974-05-16 |
Family
ID=25238903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2018327A Expired DE2018327C3 (de) | 1969-05-09 | 1970-04-16 | Verfahren zur Polymerisation cyclischer Diorganosiloxane |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3661962A (enExample) |
| AT (1) | AT300349B (enExample) |
| BE (1) | BE750145A (enExample) |
| DE (1) | DE2018327C3 (enExample) |
| FR (1) | FR2047465A5 (enExample) |
| GB (1) | GB1258695A (enExample) |
| NL (1) | NL7006543A (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2460085A1 (de) * | 1973-12-28 | 1975-07-10 | Gen Electric | Verfahren zur herstellung von silanolendgruppen aufweisenden polymeren geringen molekulargewichtes |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4044038A (en) * | 1973-10-24 | 1977-08-23 | Th. Goldschmidt Ag | Process for the manufacture of at least substantially balanced organopolysiloxane mixtures with silyl halide groupings |
| US4070386A (en) * | 1973-10-24 | 1978-01-24 | Th. Goldschmidt Ag | Process for the preparation of organopolysiloxane-polyether copolymers with SiOC bonds |
| US4272624A (en) * | 1974-04-24 | 1981-06-09 | General Electric Company | Process for producing high molecular weight diorganopolysiloxanes for use in heat vulcanizable silicone rubber compositions |
| US3937684A (en) * | 1974-04-24 | 1976-02-10 | General Electric Company | Process for producing high molecular weight diorganopolysiloxanes for use in heat vulcanizable silicone rubber compositions |
| DE2618815A1 (de) * | 1975-05-05 | 1976-11-18 | Gen Electric | Verfahren zum polymerisieren cyclischer diorganopolysiloxane |
| DE3248546A1 (de) * | 1982-12-29 | 1984-07-05 | Wacker-Chemie GmbH, 8000 München | Verfahren zur herstellung von fluoralkylgruppen aufweisendem diorganopolysiloxan |
| CN117777453B (zh) * | 2023-12-29 | 2024-11-19 | 四川大学青岛研究院 | 改性环化乙烯基硅油及其制备方法 |
-
1969
- 1969-05-09 US US823486A patent/US3661962A/en not_active Expired - Lifetime
-
1970
- 1970-04-16 DE DE2018327A patent/DE2018327C3/de not_active Expired
- 1970-05-04 NL NL7006543A patent/NL7006543A/xx unknown
- 1970-05-08 FR FR7016743A patent/FR2047465A5/fr not_active Expired
- 1970-05-08 BE BE750145D patent/BE750145A/xx unknown
- 1970-05-08 AT AT416370A patent/AT300349B/de not_active IP Right Cessation
- 1970-05-08 GB GB1258695D patent/GB1258695A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2460085A1 (de) * | 1973-12-28 | 1975-07-10 | Gen Electric | Verfahren zur herstellung von silanolendgruppen aufweisenden polymeren geringen molekulargewichtes |
Also Published As
| Publication number | Publication date |
|---|---|
| AT300349B (de) | 1972-07-25 |
| US3661962A (en) | 1972-05-09 |
| DE2018327A1 (de) | 1970-11-19 |
| DE2018327B2 (de) | 1973-10-04 |
| NL7006543A (enExample) | 1970-11-11 |
| FR2047465A5 (enExample) | 1971-03-12 |
| GB1258695A (enExample) | 1971-12-30 |
| BE750145A (fr) | 1970-11-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| E77 | Valid patent as to the heymanns-index 1977 | ||
| EGA | New person/name/address of the applicant | ||
| EHJ | Ceased/non-payment of the annual fee |