BE714612A - - Google Patents
Info
- Publication number
- BE714612A BE714612A BE714612DA BE714612A BE 714612 A BE714612 A BE 714612A BE 714612D A BE714612D A BE 714612DA BE 714612 A BE714612 A BE 714612A
- Authority
- BE
- Belgium
Links
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
- C08G64/00—Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule
- C08G64/20—General preparatory processes
- C08G64/30—General preparatory processes using carbonates
- C08G64/307—General preparatory processes using carbonates and phenols
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polyesters Or Polycarbonates (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PL120392A PL63817B1 (en:Method) | 1967-05-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE714612A true BE714612A (en:Method) | 1968-09-30 |
Family
ID=19949658
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE714612D BE714612A (en:Method) | 1967-05-05 | 1968-05-03 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3625920A (en:Method) |
| BE (1) | BE714612A (en:Method) |
| DE (1) | DE1770329A1 (en:Method) |
| FR (1) | FR1578918A (en:Method) |
| GB (1) | GB1217349A (en:Method) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1025961B (it) * | 1974-11-25 | 1978-08-30 | Snam Progetti | Processo per la preparazione di carbonati aromatici |
| US4349486A (en) * | 1978-12-15 | 1982-09-14 | General Electric Company | Monocarbonate transesterification process |
| DE2920450A1 (de) * | 1979-05-21 | 1980-12-04 | Bayer Ag | Verwendung von organischen siliciumverbindungen zur stabilisierung und aufhellung von phosphitfreien und borsaeureesterfreien polycarbonaten |
| DE2920451A1 (de) * | 1979-05-21 | 1981-01-29 | Bayer Ag | Verwendung von organischen siliciumverbindungen in kombination mit oxetanverbindungen, dioxanen oder tetrahydrofuranen zum stabilisieren und aufhellen von phosphitfreien und borsaeureesterfreien polycarbonaten |
| DE4217775A1 (de) * | 1992-05-29 | 1993-12-02 | Bayer Ag | Verfahren zur Herstellung von Polycarbonaten |
| US6323304B1 (en) * | 2001-01-12 | 2001-11-27 | General Electric Company | Melt polycarbonate catalyst systems |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3083182A (en) * | 1963-03-26 | Process for the catalytic pkobuctiqn | ||
| US3153008A (en) * | 1955-07-05 | 1964-10-13 | Gen Electric | Aromatic carbonate resins and preparation thereof |
| FR1470816A (fr) * | 1965-03-09 | 1967-02-24 | Bayer Ag | Procédé de préparation de polycarbonates thermoplastiques à poids moléculaire élevé par le procédé de transestérification |
-
1968
- 1968-05-03 BE BE714612D patent/BE714612A/xx unknown
- 1968-05-03 DE DE19681770329 patent/DE1770329A1/de active Pending
- 1968-05-03 GB GB21052/68A patent/GB1217349A/en not_active Expired
- 1968-05-03 US US726544A patent/US3625920A/en not_active Expired - Lifetime
- 1968-05-06 FR FR1578918D patent/FR1578918A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1770329A1 (de) | 1970-08-20 |
| GB1217349A (en) | 1970-12-31 |
| FR1578918A (en:Method) | 1969-08-22 |
| US3625920A (en) | 1971-12-07 |