LU73969A1 - - Google Patents
Info
- Publication number
- LU73969A1 LU73969A1 LU73969A LU73969A LU73969A1 LU 73969 A1 LU73969 A1 LU 73969A1 LU 73969 A LU73969 A LU 73969A LU 73969 A LU73969 A LU 73969A LU 73969 A1 LU73969 A1 LU 73969A1
- Authority
- LU
- Luxembourg
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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
- C08G18/44—Polycarbonates
-
- 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
- C08G64/02—Aliphatic polycarbonates
- C08G64/0208—Aliphatic polycarbonates saturated
-
- 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
- C08G64/305—General preparatory processes using carbonates and alcohols
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)
- Polyurethanes Or Polyureas (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7440839A FR2294200A1 (fr) | 1974-12-11 | 1974-12-11 | Procede perfectionne de preparation d'oligocarbonates par double catalyse |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| LU73969A1 true LU73969A1 (en:Method) | 1977-07-01 |
Family
ID=9146038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| LU73969A LU73969A1 (en:Method) | 1974-12-11 | 1975-12-09 |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US4005121A (en:Method) |
| JP (1) | JPS5183694A (en:Method) |
| BE (1) | BE836533A (en:Method) |
| CA (1) | CA1064956A (en:Method) |
| DE (1) | DE2555882C3 (en:Method) |
| DK (1) | DK559075A (en:Method) |
| FR (1) | FR2294200A1 (en:Method) |
| GB (1) | GB1477285A (en:Method) |
| IE (1) | IE42098B1 (en:Method) |
| IT (1) | IT1051459B (en:Method) |
| LU (1) | LU73969A1 (en:Method) |
| NL (1) | NL7514068A (en:Method) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2373570A1 (fr) * | 1976-12-10 | 1978-07-07 | Poudres & Explosifs Ste Nale | Nouveaux polycarbonates aliphatiques triols et leurs applications |
| US4349486A (en) * | 1978-12-15 | 1982-09-14 | General Electric Company | Monocarbonate transesterification process |
| IT1130285B (it) | 1980-03-05 | 1986-06-11 | Anic Spa | Procedimento per la sintesi di allil carbonati di alcoli poliidrici e loro derivati |
| US4456745A (en) * | 1982-05-24 | 1984-06-26 | Ethyl Corporation | Polyurethanes prepared from polycarbonates |
| JPS62501080A (ja) * | 1985-07-01 | 1987-04-30 | ザ ダウ ケミカル カンパニ− | ポリ（アルキレン カ−ボネ−ト）ポリオ−ルの分子量を高くするための方法 |
| DE4130807A1 (de) * | 1991-09-17 | 1993-03-18 | Wolff Walsrode Ag | Verfahren zur herstellung von polysaccharidcarbonaten |
| TWI761404B (zh) * | 2016-12-19 | 2022-04-21 | 德商科思創德意志股份有限公司 | 製備具有低反應性（環）脂族聚碳酸酯多元醇之方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2915529A (en) * | 1957-04-15 | 1959-12-01 | Jefferson Chem Co Inc | Method for preparing glycerin carbonate |
| DE1493757A1 (de) * | 1965-12-29 | 1969-01-30 | Bayer Ag | Verfahren zur Herstellung von gemischten Kohlensaeureestern |
-
1974
- 1974-12-11 FR FR7440839A patent/FR2294200A1/fr active Granted
-
1975
- 1975-11-07 IE IE2430/75A patent/IE42098B1/en unknown
- 1975-11-18 GB GB4746975A patent/GB1477285A/en not_active Expired
- 1975-12-01 CA CA240,851A patent/CA1064956A/en not_active Expired
- 1975-12-03 NL NL7514068A patent/NL7514068A/xx not_active Application Discontinuation
- 1975-12-04 US US05/637,758 patent/US4005121A/en not_active Expired - Lifetime
- 1975-12-09 IT IT70019/75A patent/IT1051459B/it active
- 1975-12-09 LU LU73969A patent/LU73969A1/xx unknown
- 1975-12-10 DK DK559075A patent/DK559075A/da not_active Application Discontinuation
- 1975-12-11 DE DE2555882A patent/DE2555882C3/de not_active Expired
- 1975-12-11 BE BE162656A patent/BE836533A/xx unknown
- 1975-12-11 JP JP50146951A patent/JPS5183694A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE2555882A1 (de) | 1976-10-28 |
| IT1051459B (it) | 1981-04-21 |
| DE2555882C3 (de) | 1980-04-03 |
| IE42098B1 (en) | 1980-06-04 |
| BE836533A (fr) | 1976-06-11 |
| DE2555882B2 (de) | 1979-08-02 |
| DK559075A (da) | 1976-06-12 |
| US4005121A (en) | 1977-01-25 |
| NL7514068A (nl) | 1976-06-15 |
| FR2294200B1 (en:Method) | 1984-02-17 |
| CA1064956A (en) | 1979-10-23 |
| FR2294200A1 (fr) | 1976-07-09 |
| GB1477285A (en) | 1977-06-22 |
| JPS5183694A (en:Method) | 1976-07-22 |
| IE42098L (en) | 1976-06-11 |