CH414159A - Verfahren zur Herstellung von schaumförmigen Polyamiden - Google Patents
Verfahren zur Herstellung von schaumförmigen PolyamidenInfo
- Publication number
- CH414159A CH414159A CH6223358A CH6223358A CH414159A CH 414159 A CH414159 A CH 414159A CH 6223358 A CH6223358 A CH 6223358A CH 6223358 A CH6223358 A CH 6223358A CH 414159 A CH414159 A CH 414159A
- Authority
- CH
- Switzerland
- Prior art keywords
- foam
- production
- polyamides
- shaped polyamides
- shaped
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
- C08J9/14—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
- C08J9/142—Compounds containing oxygen but no halogen atom
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/02—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by the reacting monomers or modifying agents during the preparation or modification of macromolecules
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2377/00—Characterised by the use of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Derivatives of such polymers
- C08J2377/02—Polyamides derived from omega-amino carboxylic acids or from lactams thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Polyamides (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEB45611A DE1052682B (de) | 1957-08-08 | 1957-08-08 | Verfahren zur Herstellung von schaumfoermigen Polyamiden |
DEB53943A DE1116399B (de) | 1959-07-10 | 1959-07-10 | Verfahren zur Herstellung von schaumfaehigen Polyamiden |
Publications (1)
Publication Number | Publication Date |
---|---|
CH414159A true CH414159A (de) | 1966-05-31 |
Family
ID=25965215
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH6223358A CH414159A (de) | 1957-08-08 | 1958-07-25 | Verfahren zur Herstellung von schaumförmigen Polyamiden |
CH721160A CH446723A (de) | 1957-08-08 | 1960-06-27 | Verfahren zur Herstellung von schaumförmigen Polyamiden |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH721160A CH446723A (de) | 1957-08-08 | 1960-06-27 | Verfahren zur Herstellung von schaumförmigen Polyamiden |
Country Status (4)
Country | Link |
---|---|
US (2) | US3060135A (de) |
CH (2) | CH414159A (de) |
DE (1) | DE1052682B (de) |
GB (1) | GB858105A (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2080910A2 (de) * | 1970-01-16 | 1971-11-26 | Ici Ltd |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL247308A (de) * | 1959-01-23 | |||
US3232892A (en) * | 1961-10-02 | 1966-02-01 | Du Pont | Process for the preparation of foamed polycaprolactam |
US3547836A (en) * | 1961-09-25 | 1970-12-15 | Basf Ag | Manufacture of expanded polyamides |
US3236789A (en) * | 1962-02-06 | 1966-02-22 | Du Pont | Process for making foamed polycaprolactam |
US3207729A (en) * | 1962-10-08 | 1965-09-21 | Du Pont | Anionic polymerization of lactams with 2, 2, 4, 4-tetramethyl-1, 3-cyclobutane dione as promoter |
US3214415A (en) * | 1962-10-08 | 1965-10-26 | Du Pont | Polymerization of lactams with the beta-lactone of 2, 2, 4-trimethyl-3-hydroxy-3-pentenoic acid as activator |
US3207713A (en) * | 1962-12-07 | 1965-09-21 | Du Pont | Process of polymerizing and foaming a lactam using an organic carbonate cocatalyst |
US3310506A (en) * | 1963-03-18 | 1967-03-21 | Du Pont | Cellular polyimide product |
US3383213A (en) * | 1965-06-14 | 1968-05-14 | Kalvar Corp | Vesicular photographic materials and process of forming vesicular images |
US4407983A (en) * | 1982-03-29 | 1983-10-04 | Union Carbide Corporation | Polyoxamate polymer/polyols |
US4442234A (en) * | 1983-07-25 | 1984-04-10 | Rogers Corporation | Nylon foam |
US4464491A (en) * | 1983-07-25 | 1984-08-07 | Rogers Corporation | Nylon foam |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2478879A (en) * | 1946-02-23 | 1949-08-09 | Wingfoot Corp | Porous compositions |
US2628945A (en) * | 1949-03-24 | 1953-02-17 | Du Pont | Process for obtaining cellular polymeric materials |
US2681321A (en) * | 1950-02-27 | 1954-06-15 | Basf Ag | Production of porous materials from film-forming organic thermoplastic masses |
-
1957
- 1957-08-08 DE DEB45611A patent/DE1052682B/de active Pending
-
1958
- 1958-07-25 CH CH6223358A patent/CH414159A/de unknown
- 1958-08-05 US US753217A patent/US3060135A/en not_active Expired - Lifetime
- 1958-08-07 GB GB25322/58A patent/GB858105A/en not_active Expired
-
1960
- 1960-06-27 CH CH721160A patent/CH446723A/de unknown
- 1960-07-06 US US41015A patent/US3041294A/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2080910A2 (de) * | 1970-01-16 | 1971-11-26 | Ici Ltd |
Also Published As
Publication number | Publication date |
---|---|
CH446723A (de) | 1967-11-15 |
US3041294A (en) | 1962-06-26 |
US3060135A (en) | 1962-10-23 |
DE1052682B (de) | 1959-03-12 |
GB858105A (en) | 1961-01-04 |
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