JPS4998489A - - Google Patents
Info
- Publication number
- JPS4998489A JPS4998489A JP48128704A JP12870473A JPS4998489A JP S4998489 A JPS4998489 A JP S4998489A JP 48128704 A JP48128704 A JP 48128704A JP 12870473 A JP12870473 A JP 12870473A JP S4998489 A JPS4998489 A JP S4998489A
- Authority
- JP
- Japan
- 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.)
- Pending
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
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- 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
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/06—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from hydroxycarboxylic acids
- C08G63/08—Lactones or lactides
-
- 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
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)
- Adhesives Or Adhesive Processes (AREA)
- Joining Of Glass To Other Materials (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19722255890 DE2255890A1 (de) | 1970-12-18 | 1972-11-15 | Copolymerisate aus 1,2-dimethoxyaethylen und beta-lactonen oder cyclischen 6-ringcarbonaten |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4998489A true JPS4998489A (en]) | 1974-09-18 |
Family
ID=5861757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP48128704A Pending JPS4998489A (en]) | 1972-11-15 | 1973-11-15 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3976623A (en]) |
| JP (1) | JPS4998489A (en]) |
| GB (1) | GB1412476A (en]) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4184994A (en) * | 1977-03-24 | 1980-01-22 | General Electric Company | Plasticized polycarbonate composition employing solid ketones |
| KR101265478B1 (ko) | 2011-08-22 | 2013-05-21 | 한국석유관리원 | 윤활성 향상제 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2526743A (en) * | 1949-04-08 | 1950-10-24 | Du Pont | Polymerization of unsaturated ethers |
| US3190858A (en) * | 1959-12-03 | 1965-06-22 | Union Carbide Corp | Polymerization of cyclic esters |
| GB1052864A (en]) * | 1962-06-14 |
-
1973
- 1973-11-08 US US05/414,618 patent/US3976623A/en not_active Expired - Lifetime
- 1973-11-13 GB GB5272673A patent/GB1412476A/en not_active Expired
- 1973-11-15 JP JP48128704A patent/JPS4998489A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| GB1412476A (en) | 1975-11-05 |
| US3976623A (en) | 1976-08-24 |