FR870484A - Process for the preparation of meltable linear polyamides with a high degree of polymerization - Google Patents
Process for the preparation of meltable linear polyamides with a high degree of polymerizationInfo
- Publication number
- FR870484A FR870484A FR870484DA FR870484A FR 870484 A FR870484 A FR 870484A FR 870484D A FR870484D A FR 870484DA FR 870484 A FR870484 A FR 870484A
- Authority
- FR
- France
- Prior art keywords
- meltable
- polymerization
- preparation
- high degree
- linear polyamides
- 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
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
- C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
-
- 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
- C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
- C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
- C08G69/04—Preparatory processes
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polyamides (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE870484X | 1938-11-28 | ||
DEK7083D DE929933C (en) | 1938-11-28 | 1938-11-29 | Process for the production of meltable, high polymer, linear polyamides |
Publications (1)
Publication Number | Publication Date |
---|---|
FR870484A true FR870484A (en) | 1942-03-12 |
Family
ID=29421316
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR870484D Expired FR870484A (en) | 1938-11-28 | 1941-02-28 | Process for the preparation of meltable linear polyamides with a high degree of polymerization |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE929933C (en) |
FR (1) | FR870484A (en) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2562797A (en) * | 1948-03-12 | 1951-07-31 | American Enka Corp | Process for the preparation of polyamides from caprolactam |
US2562796A (en) * | 1947-11-28 | 1951-07-31 | American Enka Corp | Process for preparing linear polyamides |
US2622076A (en) * | 1949-07-22 | 1952-12-16 | Onderzoekings Inst Res | Catalytic process for preparing high molecular weight linear macromolecular amino acid-polycondensates from lactams |
US2799664A (en) * | 1951-08-20 | 1957-07-16 | British Celanese | Improvements in the production of high linear polyesters |
US2820770A (en) * | 1954-12-07 | 1958-01-21 | Ind Rayon Corp | Method for the preparation of poly amides |
DE1075787B (en) * | 1958-08-05 | 1960-02-18 | Inventa A.G. für Forschung und Patentverwertung, Luzern (Schweiz) | Process for the continuous production of polyamide threads or tapes |
US3405099A (en) * | 1958-04-04 | 1968-10-08 | Gaf Corp | Polymerization of pyrrolidone employing halides of group iv elements as chain initiators |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1075085B (en) * | 1960-02-11 | Kannegießer &. Co. Maschinenfabrik G. m. b. H., Vlotho/Weser | Apparatus for shaping outer clothing |
-
1938
- 1938-11-29 DE DEK7083D patent/DE929933C/en not_active Expired
-
1941
- 1941-02-28 FR FR870484D patent/FR870484A/en not_active Expired
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2562796A (en) * | 1947-11-28 | 1951-07-31 | American Enka Corp | Process for preparing linear polyamides |
US2562797A (en) * | 1948-03-12 | 1951-07-31 | American Enka Corp | Process for the preparation of polyamides from caprolactam |
US2622076A (en) * | 1949-07-22 | 1952-12-16 | Onderzoekings Inst Res | Catalytic process for preparing high molecular weight linear macromolecular amino acid-polycondensates from lactams |
US2799664A (en) * | 1951-08-20 | 1957-07-16 | British Celanese | Improvements in the production of high linear polyesters |
US2820770A (en) * | 1954-12-07 | 1958-01-21 | Ind Rayon Corp | Method for the preparation of poly amides |
US3405099A (en) * | 1958-04-04 | 1968-10-08 | Gaf Corp | Polymerization of pyrrolidone employing halides of group iv elements as chain initiators |
DE1075787B (en) * | 1958-08-05 | 1960-02-18 | Inventa A.G. für Forschung und Patentverwertung, Luzern (Schweiz) | Process for the continuous production of polyamide threads or tapes |
Also Published As
Publication number | Publication date |
---|---|
DE929933C (en) | 1955-07-07 |
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