ES465253A1 - Procedimiento para extruir en fundido polipirrolidona nor- malmente solida. - Google Patents
Procedimiento para extruir en fundido polipirrolidona nor- malmente solida.Info
- Publication number
- ES465253A1 ES465253A1 ES465253A ES465253A ES465253A1 ES 465253 A1 ES465253 A1 ES 465253A1 ES 465253 A ES465253 A ES 465253A ES 465253 A ES465253 A ES 465253A ES 465253 A1 ES465253 A1 ES 465253A1
- Authority
- ES
- Spain
- Prior art keywords
- polypyrrolidone
- epoxide
- thermal stabilization
- stabilization additive
- additive
- 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
- 229920001007 Nylon 4 Polymers 0.000 title abstract 2
- 239000000654 additive Substances 0.000 title abstract 2
- 230000006641 stabilisation Effects 0.000 title abstract 2
- 238000011105 stabilization Methods 0.000 title abstract 2
- 230000000996 additive effect Effects 0.000 title 1
- 150000002118 epoxides Chemical class 0.000 title 1
- -1 Alkyl epoxides Chemical class 0.000 abstract 1
- 239000007787 solid Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/15—Heterocyclic compounds having oxygen in the ring
- C08K5/151—Heterocyclic compounds having oxygen in the ring having one oxygen atom in the ring
- C08K5/1515—Three-membered rings
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/15—Heterocyclic compounds having oxygen in the ring
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
- G07D11/00—Devices accepting coins; Devices accepting, dispensing, sorting or counting valuable papers
- G07D11/10—Mechanical details
- G07D11/12—Containers for valuable papers
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Epoxy Resins (AREA)
- Artificial Filaments (AREA)
- Polyethers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/752,502 US4071486A (en) | 1976-12-20 | 1976-12-20 | Epoxide thermal stabilization additive for polypyrrolidone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES465253A1 true ES465253A1 (es) | 1978-09-16 |
Family
ID=25026578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES465253A Expired ES465253A1 (es) | 1976-12-20 | 1977-12-20 | Procedimiento para extruir en fundido polipirrolidona nor- malmente solida. |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US4071486A (https=) |
| JP (1) | JPS5378254A (https=) |
| AU (1) | AU508999B2 (https=) |
| BE (1) | BE860448A (https=) |
| CA (1) | CA1072240A (https=) |
| DE (1) | DE2755188C3 (https=) |
| ES (1) | ES465253A1 (https=) |
| FR (1) | FR2374380A1 (https=) |
| GB (1) | GB1577588A (https=) |
| IT (1) | IT1089415B (https=) |
| MX (1) | MX5480E (https=) |
| NL (1) | NL7714135A (https=) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4261881A (en) * | 1979-05-07 | 1981-04-14 | Chevron Research Company | Poly-2-pyrrolidone composition having improved stability and method of extruding |
| US4383065A (en) * | 1980-12-29 | 1983-05-10 | Chevron Research Company | Stabilized polypyrrolidone composition |
| DE3508531A1 (de) * | 1985-03-09 | 1986-09-18 | Bayer Ag, 5090 Leverkusen | Hydrophobierte, leichtfliessende thermoplastische polyamide |
| CH665424A5 (de) * | 1985-05-15 | 1988-05-13 | Inventa Ag | Thermoplastische polyamidformmassen mit verminderter wasseraufnahme. |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2996474A (en) * | 1955-04-27 | 1961-08-15 | Onderzoekings Inst Res | Process of molding a mixture of at least two fiber forming linear condensation products, at least one of which products contains a high temperature thickening agent |
| US3052654A (en) * | 1957-11-08 | 1962-09-04 | Minnesota Mining & Mfg | Stabilized polypyrrolidone |
| US3017393A (en) * | 1958-01-27 | 1962-01-16 | Minnesota Mining & Mfg | Stabilization of polymers of pyrrolidone |
| DE1271286C2 (de) * | 1962-02-09 | 1973-03-01 | Metallgesellschaft Ag | Pulverfoermiges Kunststoffueberzugsmittel |
| DE1495714A1 (de) * | 1963-04-03 | 1969-07-03 | Bayer Ag | Verfahren zum Herstellen von Schmelzen hochmolekularer Polyamide mit besonders hoher Standfestigkeit |
| US3406140A (en) * | 1964-01-09 | 1968-10-15 | Celanese Corp | Polyurethane composition containing an epoxy compound as a stabilizer |
| FR1450977A (fr) * | 1964-10-31 | 1966-06-24 | Bayer Ag | Procédé de préparation de polyamides réticulées à haut poids moléculaire |
| GB1251377A (https=) * | 1968-04-16 | 1971-10-27 | ||
| US3721652A (en) * | 1970-09-03 | 1973-03-20 | Radiation Res Corp | Polymers of 2-pyrrolidone |
| US3948832A (en) * | 1974-09-25 | 1976-04-06 | Atlantic Richfield Company | Stabilized ethylene-carbon monoxide copolymers containing an epoxy compound |
-
1976
- 1976-12-20 US US05/752,502 patent/US4071486A/en not_active Expired - Lifetime
-
1977
- 1977-10-10 AU AU29526/77A patent/AU508999B2/en not_active Expired
- 1977-10-26 CA CA289,609A patent/CA1072240A/en not_active Expired
- 1977-11-03 BE BE182325A patent/BE860448A/xx not_active IP Right Cessation
- 1977-12-07 GB GB51036/77A patent/GB1577588A/en not_active Expired
- 1977-12-10 DE DE2755188A patent/DE2755188C3/de not_active Expired
- 1977-12-13 FR FR7737548A patent/FR2374380A1/fr active Granted
- 1977-12-14 JP JP15042277A patent/JPS5378254A/ja active Granted
- 1977-12-19 IT IT30893/77A patent/IT1089415B/it active
- 1977-12-20 ES ES465253A patent/ES465253A1/es not_active Expired
- 1977-12-20 NL NL7714135A patent/NL7714135A/xx not_active Application Discontinuation
-
1978
- 1978-01-02 MX MX786749U patent/MX5480E/es unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5378254A (en) | 1978-07-11 |
| IT1089415B (it) | 1985-06-18 |
| MX5480E (es) | 1983-08-19 |
| AU508999B2 (en) | 1980-04-17 |
| BE860448A (fr) | 1978-03-01 |
| FR2374380B1 (https=) | 1981-10-02 |
| AU2952677A (en) | 1979-04-26 |
| GB1577588A (en) | 1980-10-29 |
| JPS5546668B2 (https=) | 1980-11-25 |
| FR2374380A1 (fr) | 1978-07-13 |
| DE2755188C3 (de) | 1980-09-04 |
| DE2755188B2 (de) | 1980-01-10 |
| NL7714135A (nl) | 1978-06-22 |
| DE2755188A1 (de) | 1978-06-22 |
| US4071486A (en) | 1978-01-31 |
| CA1072240A (en) | 1980-02-19 |
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