CH480385A - Verfahren zur Herstellung von Polyäthylenharnstoff - Google Patents
Verfahren zur Herstellung von PolyäthylenharnstoffInfo
- Publication number
- CH480385A CH480385A CH1299267A CH1299267A CH480385A CH 480385 A CH480385 A CH 480385A CH 1299267 A CH1299267 A CH 1299267A CH 1299267 A CH1299267 A CH 1299267A CH 480385 A CH480385 A CH 480385A
- Authority
- CH
- Switzerland
- Prior art keywords
- production
- polyethylene urea
- urea
- polyethylene
- Prior art date
Links
- -1 polyethylene urea Polymers 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
- C08L75/02—Polyureas
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DES0106130 | 1966-09-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH480385A true CH480385A (de) | 1969-10-31 |
Family
ID=7527155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1299267A CH480385A (de) | 1966-09-27 | 1967-09-18 | Verfahren zur Herstellung von Polyäthylenharnstoff |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3494895A (de) |
| BE (1) | BE704386A (de) |
| CH (1) | CH480385A (de) |
| DE (1) | DE1645389A1 (de) |
| GB (1) | GB1151560A (de) |
| NL (1) | NL6712973A (de) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6354381B1 (en) | 1999-05-28 | 2002-03-12 | Exxonmobil Upstream Research Company | Method of generating heat and vibration in a subterranean hydrocarbon-bearing formation |
| US6681857B2 (en) | 2001-01-23 | 2004-01-27 | Exxonmobil Upstream Research Company | Method of generating heat and vibration in a subterranean hydrocarbon-bearing formation |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2392132A (en) * | 1939-01-23 | 1946-01-01 | Bonard Claude | Production of polymeric compounds |
| US2497309A (en) * | 1944-05-04 | 1950-02-14 | Du Pont | Process for the preparation of ethyleneurea |
| US2820024A (en) * | 1949-03-12 | 1958-01-14 | Tno | Preparation of linear poly-ureas |
| US3223682A (en) * | 1958-04-01 | 1965-12-14 | Grace W R & Co | Preparation of linear polyurea polymers from urea and an alicyclic diamine |
| US2892843A (en) * | 1958-04-30 | 1959-06-30 | Dow Chemical Co | Preparation of ethylene urea |
| US3073800A (en) * | 1959-02-03 | 1963-01-15 | Standard Chem Products Inc | Preparation of modified cyclic urea resins |
| US3042658A (en) * | 1959-06-01 | 1962-07-03 | Minnesota Mining & Mfg | Process for producing polyethyleneurea |
| US3185656A (en) * | 1960-03-29 | 1965-05-25 | Grace W R & Co | Preparation of linear polyureas utilizing a cyclic amide solvent |
| US3046254A (en) * | 1960-06-02 | 1962-07-24 | Toyo Koatsu Ind Inc | Method for the preparation of polyureas |
-
1966
- 1966-09-27 DE DE19661645389 patent/DE1645389A1/de active Pending
-
1967
- 1967-09-18 CH CH1299267A patent/CH480385A/de not_active IP Right Cessation
- 1967-09-21 US US669408A patent/US3494895A/en not_active Expired - Lifetime
- 1967-09-22 NL NL6712973A patent/NL6712973A/xx unknown
- 1967-09-25 GB GB43452/67A patent/GB1151560A/en not_active Expired
- 1967-09-27 BE BE704386D patent/BE704386A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1645389A1 (de) | 1970-12-03 |
| BE704386A (de) | 1968-02-01 |
| NL6712973A (de) | 1968-03-28 |
| US3494895A (en) | 1970-02-10 |
| GB1151560A (en) | 1969-05-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |