JPS4896691A - - Google Patents
Info
- Publication number
- JPS4896691A JPS4896691A JP1235972A JP1235972A JPS4896691A JP S4896691 A JPS4896691 A JP S4896691A JP 1235972 A JP1235972 A JP 1235972A JP 1235972 A JP1235972 A JP 1235972A JP S4896691 A JPS4896691 A JP S4896691A
- 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.)
- Granted
Links
Landscapes
- Polyesters Or Polycarbonates (AREA)
- Artificial Filaments (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1235972A JPS569535B2 (https=) | 1972-02-03 | 1972-02-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1235972A JPS569535B2 (https=) | 1972-02-03 | 1972-02-03 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4896691A true JPS4896691A (https=) | 1973-12-10 |
| JPS569535B2 JPS569535B2 (https=) | 1981-03-02 |
Family
ID=11803068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1235972A Expired JPS569535B2 (https=) | 1972-02-03 | 1972-02-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS569535B2 (https=) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3433770A (en) * | 1964-06-01 | 1969-03-18 | Teijin Ltd | Addition of diaryl ester to polycondensation step of polyesterification process |
| US3444141A (en) * | 1963-06-19 | 1969-05-13 | Teijin Ltd | Addition of phenol carbonate derivatives in polyester condensation |
| JPS4862894A (https=) * | 1971-12-07 | 1973-09-01 |
-
1972
- 1972-02-03 JP JP1235972A patent/JPS569535B2/ja not_active Expired
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3444141A (en) * | 1963-06-19 | 1969-05-13 | Teijin Ltd | Addition of phenol carbonate derivatives in polyester condensation |
| US3433770A (en) * | 1964-06-01 | 1969-03-18 | Teijin Ltd | Addition of diaryl ester to polycondensation step of polyesterification process |
| JPS4862894A (https=) * | 1971-12-07 | 1973-09-01 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS569535B2 (https=) | 1981-03-02 |