BG16189A3 - Метод и устройство за непрекъснато полимеризиране на уретанови предполимери и получаване на разтвори от напълно линейни полиуретани - Google Patents
Метод и устройство за непрекъснато полимеризиране на уретанови предполимери и получаване на разтвори от напълно линейни полиуретаниInfo
- Publication number
- BG16189A3 BG16189A3 BG011828A BG1182869A BG16189A3 BG 16189 A3 BG16189 A3 BG 16189A3 BG 011828 A BG011828 A BG 011828A BG 1182869 A BG1182869 A BG 1182869A BG 16189 A3 BG16189 A3 BG 16189A3
- Authority
- BG
- Bulgaria
- Prior art keywords
- continuous polymerization
- urethane prepolymers
- linear polyurethane
- obtaining solutions
- fully linear
- Prior art date
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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/08—Processes
- C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
-
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/08—Processes
- C08G18/0838—Manufacture of polymers in the presence of non-reactive compounds
- C08G18/0842—Manufacture of polymers in the presence of non-reactive compounds in the presence of liquid diluents
- C08G18/0847—Manufacture of polymers in the presence of non-reactive compounds in the presence of liquid diluents in the presence of solvents for the polymers
- C08G18/0852—Manufacture of polymers in the presence of non-reactive compounds in the presence of liquid diluents in the presence of solvents for the polymers the solvents being organic
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)
- Manufacturing & Machinery (AREA)
- Polyurethanes Or Polyureas (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB02934/68A GB1165654A (en) | 1968-03-18 | 1968-03-18 | A Continuous Process for Polymerising Urethane Prepolymers. |
Publications (1)
Publication Number | Publication Date |
---|---|
BG16189A3 true BG16189A3 (bg) | 1972-07-20 |
Family
ID=10013824
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BG011828A BG16189A3 (bg) | 1968-03-18 | 1969-03-12 | Метод и устройство за непрекъснато полимеризиране на уретанови предполимери и получаване на разтвори от напълно линейни полиуретани |
Country Status (12)
Country | Link |
---|---|
US (1) | US3639652A (bg) |
AT (1) | AT290130B (bg) |
BE (1) | BE729931A (bg) |
BG (1) | BG16189A3 (bg) |
CA (1) | CA918325A (bg) |
CH (1) | CH500246A (bg) |
CS (1) | CS160097B2 (bg) |
DE (1) | DE1913389A1 (bg) |
ES (1) | ES364675A1 (bg) |
FR (1) | FR1605046A (bg) |
GB (1) | GB1165654A (bg) |
NL (2) | NL6818273A (bg) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3887525A (en) * | 1971-03-30 | 1975-06-03 | Ici Ltd | Process for preparing solvent-soluble polyurethanes |
US3894994A (en) * | 1973-09-20 | 1975-07-15 | Usm Corp | Continuous method of making polyurethane powder |
US4125693A (en) * | 1973-11-03 | 1978-11-14 | Chemie-Anlagenbau Bischofsheim Gmbh | Process for the production of polyurethanes dissolved in a solvent and also their use for the production of fabricated shapes, especially of microporous structures |
DE2363888A1 (de) * | 1973-12-21 | 1975-07-03 | Auer Hans Heinrich | Vorrichtung mit rotierenden werkzeugen zur kontinuierlichen behandlung von stoffen in fliessfaehiger form |
DE2409789C3 (de) * | 1974-03-01 | 1981-08-20 | Akzo Gmbh, 5600 Wuppertal | Verfahren zur Herstellung von Polyurethanlösungen sowie deren Anwendung |
DE2515766C3 (de) * | 1975-04-10 | 1980-12-11 | Bayer Ag, 5090 Leverkusen | Verbessertes Verfahren zur Herstellung hochmolekularer, in organischen Lösungsmitteln löslicher, isocyanatgruppenfreier Polyurethane |
US5245057A (en) * | 1990-07-20 | 1993-09-14 | The Dow Chemical Company | Horizontal continuous reactor and processes |
US5372790A (en) * | 1991-01-18 | 1994-12-13 | The Dow Chemical Company | Vertical continuous reactor |
US20040121149A1 (en) * | 2001-04-19 | 2004-06-24 | Il-Cheon Kwon | Polyurethane type elastic fiber, and a process of preparing for the same |
JP4177769B2 (ja) * | 2004-02-04 | 2008-11-05 | 株式会社日立製作所 | ポリマー合成装置 |
CN102585133A (zh) * | 2012-01-16 | 2012-07-18 | 浙江华峰氨纶股份有限公司 | 氨纶弹性纤维针销式扩链反应器 |
-
0
- NL NL136659D patent/NL136659C/xx active
-
1968
- 1968-03-18 GB GB02934/68A patent/GB1165654A/en not_active Expired
- 1968-12-19 NL NL6818273A patent/NL6818273A/xx unknown
- 1968-12-24 FR FR1605046D patent/FR1605046A/fr not_active Expired
-
1969
- 1969-03-11 CA CA045329A patent/CA918325A/en not_active Expired
- 1969-03-12 ES ES364675A patent/ES364675A1/es not_active Expired
- 1969-03-12 BG BG011828A patent/BG16189A3/bg unknown
- 1969-03-13 US US807050A patent/US3639652A/en not_active Expired - Lifetime
- 1969-03-14 CH CH383969A patent/CH500246A/fr not_active IP Right Cessation
- 1969-03-17 DE DE19691913389 patent/DE1913389A1/de active Pending
- 1969-03-17 BE BE729931D patent/BE729931A/xx unknown
- 1969-03-17 AT AT261169A patent/AT290130B/de not_active IP Right Cessation
- 1969-03-18 CS CS1935A patent/CS160097B2/cs unknown
Also Published As
Publication number | Publication date |
---|---|
ES364675A1 (es) | 1970-12-16 |
CA918325A (en) | 1973-01-02 |
NL6818273A (bg) | 1969-09-22 |
DE1913389A1 (de) | 1969-10-09 |
CH500246A (fr) | 1970-12-15 |
FR1605046A (bg) | 1972-08-28 |
US3639652A (en) | 1972-02-01 |
GB1165654A (en) | 1969-10-01 |
BE729931A (bg) | 1969-09-17 |
AT290130B (de) | 1971-05-25 |
NL136659C (bg) | |
CS160097B2 (bg) | 1975-02-28 |
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