ES431925A1 - Improvements in the methods relating to copolymers of blocks. (Machine-translation by Google Translate, not legally binding) - Google Patents
Improvements in the methods relating to copolymers of blocks. (Machine-translation by Google Translate, not legally binding)Info
- Publication number
- ES431925A1 ES431925A1 ES431925A ES431925A ES431925A1 ES 431925 A1 ES431925 A1 ES 431925A1 ES 431925 A ES431925 A ES 431925A ES 431925 A ES431925 A ES 431925A ES 431925 A1 ES431925 A1 ES 431925A1
- Authority
- ES
- Spain
- Prior art keywords
- translation
- machine
- legally binding
- google translate
- copolymers
- 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
- C08G69/40—Polyamides containing oxygen in the form of ether groups
Abstract
Method for preparing block copolymers, characterized by copolymerizing polyamide and poly (dioxa-amide), acting so that the copolymer has a molecular weight of about 5,000-100,000 and the following repetitive structural formula: **(See formula)** in which R1, R2 and R3 are chosen from the group consisting of H, C1-C10 alkyls and C3-C10 isoalkyls, R4 is chosen from the group consisting of alkylenes with C1-C10 and isoalkylenes with C3-C10, R5 is an arylene with C6-C14 and y = 2-100 z = 2-150. (Machine-translation by Google Translate, not legally binding)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US41561073A | 1973-11-14 | 1973-11-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
ES431925A1 true ES431925A1 (en) | 1977-01-16 |
Family
ID=23646410
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES431925A Expired ES431925A1 (en) | 1973-11-14 | 1974-11-14 | Improvements in the methods relating to copolymers of blocks. (Machine-translation by Google Translate, not legally binding) |
Country Status (12)
Country | Link |
---|---|
JP (1) | JPS5520490B2 (en) |
BE (1) | BE822168A (en) |
CA (1) | CA1048682A (en) |
DE (1) | DE2454142C2 (en) |
DK (1) | DK590474A (en) |
ES (1) | ES431925A1 (en) |
FR (1) | FR2250790A1 (en) |
IN (1) | IN142632B (en) |
IT (1) | IT1025597B (en) |
MX (1) | MX151822A (en) |
NL (1) | NL7414789A (en) |
SE (1) | SE419971B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1099431A (en) * | 1976-11-26 | 1981-04-14 | Robert M. Thompson | Copolymer of poly (4,7-dioxadecamethylene adipamide) - polycaprolactam containing terephthalic acid |
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 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2339237A (en) * | 1941-04-11 | 1944-01-18 | Du Pont | Blended polyamides |
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 |
GB1169276A (en) * | 1966-03-15 | 1969-11-05 | Toyo Boseki | A process for the production of Polyamides having improved Hydrophylic Properties |
DE1595758A1 (en) * | 1966-08-02 | 1970-02-12 | Glanzstoff Ag | Process for the production of polyamides with Aether bonds |
US3729449A (en) * | 1969-08-27 | 1973-04-24 | Kanegafuchi Spinning Co Ltd | Polyamide fibers composed of the polyamide and methods for producing thereof |
-
1974
- 1974-11-01 IN IN2395/CAL/1974A patent/IN142632B/en unknown
- 1974-11-11 IT IT29306/74A patent/IT1025597B/en active
- 1974-11-12 JP JP12963574A patent/JPS5520490B2/ja not_active Expired
- 1974-11-13 DK DK590474A patent/DK590474A/da not_active Application Discontinuation
- 1974-11-13 NL NL7414789A patent/NL7414789A/en not_active Application Discontinuation
- 1974-11-13 CA CA74213634A patent/CA1048682A/en not_active Expired
- 1974-11-14 DE DE2454142A patent/DE2454142C2/en not_active Expired
- 1974-11-14 ES ES431925A patent/ES431925A1/en not_active Expired
- 1974-11-14 SE SE7414344A patent/SE419971B/en not_active IP Right Cessation
- 1974-11-14 MX MX154974A patent/MX151822A/en unknown
- 1974-11-14 FR FR7437527A patent/FR2250790A1/en active Granted
- 1974-11-14 BE BE150478A patent/BE822168A/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JPS5520490B2 (en) | 1980-06-03 |
CA1048682A (en) | 1979-02-13 |
SE419971B (en) | 1981-09-07 |
NL7414789A (en) | 1975-05-16 |
IT1025597B (en) | 1978-08-30 |
IN142632B (en) | 1977-08-06 |
BE822168A (en) | 1975-05-14 |
SE7414344L (en) | 1975-05-15 |
DE2454142A1 (en) | 1975-05-15 |
FR2250790A1 (en) | 1975-06-06 |
JPS5080395A (en) | 1975-06-30 |
DE2454142C2 (en) | 1985-02-07 |
MX151822A (en) | 1985-03-29 |
DK590474A (en) | 1975-07-14 |
FR2250790B1 (en) | 1978-04-28 |
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