DE2752683C2 - - Google Patents
Info
- Publication number
- DE2752683C2 DE2752683C2 DE2752683A DE2752683A DE2752683C2 DE 2752683 C2 DE2752683 C2 DE 2752683C2 DE 2752683 A DE2752683 A DE 2752683A DE 2752683 A DE2752683 A DE 2752683A DE 2752683 C2 DE2752683 C2 DE 2752683C2
- Authority
- DE
- Germany
- Prior art keywords
- formic acid
- block
- melt mixing
- concentration
- copolymer
- 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 - Fee Related
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
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polyamides (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Artificial Filaments (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/745,320 US4045512A (en) | 1976-11-26 | 1976-11-26 | Melt blending polyamide process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2752683A1 DE2752683A1 (de) | 1978-06-01 |
| DE2752683C2 true DE2752683C2 (US20080094685A1-20080424-C00004.png) | 1991-01-24 |
Family
ID=24996204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19772752683 Granted DE2752683A1 (de) | 1976-11-26 | 1977-11-25 | Verfahren zur herstellung eines blockcopolyamids |
Country Status (13)
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4165346A (en) * | 1976-11-26 | 1979-08-21 | Sun Oil Company Of Pennsylvania | Copolymer of poly(4,7-dioxadecamethylene adipamide)-polycaprolactam containing terephthalic acid |
| US4235714A (en) * | 1978-12-18 | 1980-11-25 | Suntech, Inc. | Hydrophilic polyamide film for semipermeable membranes |
| US4297454A (en) * | 1979-11-14 | 1981-10-27 | Suntech, Inc. | Manufacture of a block copolymer containing a polyetheramide and a polylactam |
| US4328331A (en) * | 1981-04-20 | 1982-05-04 | The Upjohn Company | Novel polyester-amides |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2577621A (en) * | 1948-08-03 | 1951-12-04 | May Geoffrey Bilson | Production of polyamides of high molecular weight utilizing 1:4-bis-(3-aminopropoxy)-cyclohexane |
| DE1520933B2 (de) * | 1964-05-23 | 1974-05-09 | Schering Ag | Verfahren zur Herstellung von Copolyamiden und deren Verwendung als Schmelzkleber |
| US3392253A (en) * | 1965-05-24 | 1968-07-09 | Robertshaw Controls Co | Thermosetting switch support with thermoplastic bearing |
| US3397107A (en) * | 1965-07-22 | 1968-08-13 | Kanegafuchi Spinning Co Ltd | Composite polyamide filaments with improved potential crimpability and method of making the same |
| GB1180403A (en) * | 1966-02-11 | 1970-02-04 | Toyo Rayon Co Ltd | Polyamide Resin Composition |
| DE1720217A1 (de) * | 1966-06-22 | 1970-06-04 | Asahi Chemical Ind | Verfahren zum Herstellen von Blockmischpolymeren |
| DE1595758A1 (de) * | 1966-08-02 | 1970-02-12 | Glanzstoff Ag | Verfahren zur Herstellung von Polyamiden mit AEtherbindungen |
| US3393252A (en) * | 1967-04-19 | 1968-07-16 | Du Pont | Melt blend of polyamides |
| US3729449A (en) * | 1969-08-27 | 1973-04-24 | Kanegafuchi Spinning Co Ltd | Polyamide fibers composed of the polyamide and methods for producing thereof |
| US3863609A (en) * | 1972-09-19 | 1975-02-04 | Yoshio Ikarashi | Rotary engine |
| US3882090A (en) * | 1973-06-04 | 1975-05-06 | Eastman Kodak Co | Water-soluble polyamides from alkyleneoxy bis(propyl-amine) |
| IN142629B (US20080094685A1-20080424-C00004.png) * | 1973-11-14 | 1977-08-06 | Sun Ventures Inc |
-
1976
- 1976-11-26 US US05/745,320 patent/US4045512A/en not_active Expired - Lifetime
-
1977
- 1977-10-27 CA CA289,679A patent/CA1106994A/en not_active Expired
- 1977-11-07 NL NL7712225A patent/NL7712225A/xx active Search and Examination
- 1977-11-17 IT IT29791/77A patent/IT1088556B/it active
- 1977-11-21 JP JP13899877A patent/JPS53114897A/ja active Granted
- 1977-11-23 FR FR7735156A patent/FR2372186B1/fr not_active Expired
- 1977-11-24 SE SE7713312A patent/SE436363B/sv not_active IP Right Cessation
- 1977-11-24 BE BE182880A patent/BE861139A/xx not_active IP Right Cessation
- 1977-11-24 SU SU772545399A patent/SU741800A3/ru active
- 1977-11-25 MX MX171469A patent/MX145741A/es unknown
- 1977-11-25 GB GB49135/77A patent/GB1597244A/en not_active Expired
- 1977-11-25 DK DK524477A patent/DK153557C/da not_active IP Right Cessation
- 1977-11-25 DE DE19772752683 patent/DE2752683A1/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DK524477A (da) | 1978-05-27 |
| SU741800A3 (ru) | 1980-06-15 |
| IT1088556B (it) | 1985-06-10 |
| MX145741A (es) | 1982-03-26 |
| US4045512A (en) | 1977-08-30 |
| DK153557B (da) | 1988-07-25 |
| SE436363B (sv) | 1984-12-03 |
| DE2752683A1 (de) | 1978-06-01 |
| BE861139A (fr) | 1978-05-24 |
| DK153557C (da) | 1988-12-27 |
| GB1597244A (en) | 1981-09-03 |
| JPS53114897A (en) | 1978-10-06 |
| CA1106994A (en) | 1981-08-11 |
| NL7712225A (nl) | 1978-05-30 |
| FR2372186A1 (US20080094685A1-20080424-C00004.png) | 1978-06-23 |
| SE7713312L (sv) | 1978-05-27 |
| FR2372186B1 (US20080094685A1-20080424-C00004.png) | 1984-06-08 |
| JPS647090B2 (US20080094685A1-20080424-C00004.png) | 1989-02-07 |
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| DE2703072C3 (de) | Verwendung von Polyterephthaloyl- und Polydiphenyläther-'M'-dicarbonsäure-oxalamidrazonen zum Herstellen von Fasern und Folien nach dem Trockenspinnverfahren | |
| DE1694493C (de) | Verfahren zur Herstellung von Faden und Folien aus Polyester oder Polyather urethanelastomeren |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| 8128 | New person/name/address of the agent |
Representative=s name: STREHL, P., DIPL.-ING. DIPL.-WIRTSCH.-ING. SCHUEBE |
|
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |