FR1223448A - Production de méthylpolysiloxanes cycliques à bas poids moléculaire - Google Patents
Production de méthylpolysiloxanes cycliques à bas poids moléculaireInfo
- Publication number
- FR1223448A FR1223448A FR784279A FR784279A FR1223448A FR 1223448 A FR1223448 A FR 1223448A FR 784279 A FR784279 A FR 784279A FR 784279 A FR784279 A FR 784279A FR 1223448 A FR1223448 A FR 1223448A
- Authority
- FR
- France
- Prior art keywords
- production
- molecular weight
- low molecular
- weight cyclic
- cyclic methylpolysiloxanes
- 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
- 125000004122 cyclic group Chemical group 0.000 title 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
- C08G77/38—Polysiloxanes modified by chemical after-treatment
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F7/00—Compounds containing elements of Groups 4 or 14 of the Periodic Table
- C07F7/02—Silicon compounds
- C07F7/21—Cyclic compounds having at least one ring containing silicon, but no carbon in the ring
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- General Chemical & Material Sciences (AREA)
- Silicon Polymers (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1669/58A GB857343A (en) | 1958-01-17 | 1958-01-17 | Treatment of organopolysiloxanes |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1223448A true FR1223448A (fr) | 1960-06-16 |
Family
ID=9725997
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR784279A Expired FR1223448A (fr) | 1958-01-17 | 1959-01-17 | Production de méthylpolysiloxanes cycliques à bas poids moléculaire |
Country Status (4)
Country | Link |
---|---|
US (1) | US2934550A (fr) |
DE (1) | DE1095830B (fr) |
FR (1) | FR1223448A (fr) |
GB (1) | GB857343A (fr) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3203925A (en) * | 1960-07-25 | 1965-08-31 | Union Carbide Corp | Organosilicon compounds containing phosphorus and nitrogen |
US3202633A (en) * | 1960-07-25 | 1965-08-24 | Union Carbide Corp | Organosilicon compounds containing phosphorus and nitrogen |
US3203924A (en) * | 1960-07-25 | 1965-08-31 | Union Carbide Corp | Organosilicon compounds containing phosphorus and nitrogen |
US3203923A (en) * | 1960-07-25 | 1965-08-31 | Union Carbide Corp | Organosilicon compounds containing phosphorus and nitrogen |
US3197431A (en) * | 1960-07-25 | 1965-07-27 | Union Carbide Corp | Novel organosilicon compounds |
US3179679A (en) * | 1962-05-28 | 1965-04-20 | Gen Electric | Process for preparing halogenated organosiloxanes |
US4008261A (en) * | 1975-01-02 | 1977-02-15 | Dow Corning Corporation | Method of preparing phosphonium siloxanes and products thereof |
US4689420A (en) * | 1985-11-19 | 1987-08-25 | Dow Corning Corporation | Process for preparation of cyclopolydiorganosiloxanes |
US4895967A (en) * | 1988-09-26 | 1990-01-23 | General Electric Company | Method for making cyclic poly(siloxane)s |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2589317A (en) * | 1945-01-10 | 1952-03-18 | Standard Oil Dev Co | Nonfoaming oil composition containing polymeric silicone |
US2645654A (en) * | 1950-04-17 | 1953-07-14 | Dow Corning | Siloxane-aluminum compositions and methods of preparing them |
-
1958
- 1958-01-17 GB GB1669/58A patent/GB857343A/en not_active Expired
- 1958-12-08 US US778609A patent/US2934550A/en not_active Expired - Lifetime
-
1959
- 1959-01-09 DE DEI15878A patent/DE1095830B/de active Pending
- 1959-01-17 FR FR784279A patent/FR1223448A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE1095830B (de) | 1960-12-29 |
GB857343A (en) | 1960-12-29 |
US2934550A (en) | 1960-04-26 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR1270727A (fr) | Polymérisation de diorganopolysiloxanes | |
FR1227223A (fr) | Préparation de polyoxyméthylène à poids moléculaire élevé | |
FR1179858A (fr) | Nouvelles compositions de polyoxyméthylène à haut poids moléculaire | |
BE611662A (fr) | Apprêtage antistatique de composés à poids moléculaire élevé | |
BE611661A (fr) | Apprêtage antistatique de composés à haut poids moléculaire | |
FR1223448A (fr) | Production de méthylpolysiloxanes cycliques à bas poids moléculaire | |
FR1241011A (fr) | Perfectionnements à la polymérisation du butadiène-1, 3 | |
FR1244521A (fr) | Procédé de préparation de polyamides à poids moléculaire élevé | |
FR1212836A (fr) | Poly-esters modifiés, à poids moléculaire élevé | |
BE602683A (fr) | Procédé de fabrication d'hydrocarbures non saturés à bas poids moléculaires | |
FR1287666A (fr) | Procédé de réduction du poids moléculaire de polyoléfines | |
CH361399A (de) | Stabilisiertes hochmolekulares Polyoxymethylen | |
FR1245534A (fr) | Polymérisation d'éthylène | |
FR1180783A (fr) | Procédé de préparation de polyoléfines à bas poids moléculaire | |
FR1248904A (fr) | Perfectionnements à la production de polymères d'éthylène | |
FR1279706A (fr) | Nouvelles compositions de méthylpolysiloxanes | |
FR1174337A (fr) | Polymère stabilisé de 2, 3-dichloro-butadiène-1, 3 | |
FR1176406A (fr) | Polymères diépoxydes | |
CH421920A (de) | Herstellung chlorierter Toluolderivate | |
FR1198266A (fr) | Composés de polysulfonium aliphatiques de poids moléculaire élevé | |
FR1198422A (fr) | Procédé de polymérisation d'oléfines à bas poids moléculaire | |
FR1204720A (fr) | Isolateurs suspendus | |
FR1339233A (fr) | Polybutènes de bas poids moléculaire | |
FR1366699A (fr) | Procédé de préparation de polydiènes de bas poids moléculaire | |
FR1204413A (fr) | Polymérisation d'hydrocarbures contenant le groupe vinyle |