CH481159A - Procédé de préparation d'une solution de polyuréthanes - Google Patents
Procédé de préparation d'une solution de polyuréthanesInfo
- Publication number
- CH481159A CH481159A CH218068A CH218068A CH481159A CH 481159 A CH481159 A CH 481159A CH 218068 A CH218068 A CH 218068A CH 218068 A CH218068 A CH 218068A CH 481159 A CH481159 A CH 481159A
- Authority
- CH
- Switzerland
- Prior art keywords
- polyuréthanes
- procédé
- preparation
- une solution
- une
- 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
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
- C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
- C08G18/7664—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups
- C08G18/7671—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups containing only one alkylene bisphenyl group
-
- 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
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/721—Two or more polyisocyanates not provided for in one single group C08G18/73 - C08G18/80
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polyurethanes Or Polyureas (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US61828067A | 1967-02-17 | 1967-02-17 | |
US69936268A | 1968-01-22 | 1968-01-22 | |
US2975270A | 1970-04-24 | 1970-04-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH481159A true CH481159A (de) | 1969-11-15 |
Family
ID=27363528
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH218068A CH481159A (de) | 1967-02-17 | 1968-02-14 | Procédé de préparation d'une solution de polyuréthanes |
Country Status (7)
Country | Link |
---|---|
US (1) | US3631138A (de) |
BE (1) | BE710835A (de) |
CH (1) | CH481159A (de) |
DE (1) | DE1720258A1 (de) |
FR (1) | FR1584469A (de) |
GB (1) | GB1216604A (de) |
NL (1) | NL155858B (de) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
GB8918779D0 (en) * | 1989-08-17 | 1989-09-27 | Univ Leicester | Shaking table |
US6472494B2 (en) | 2000-04-26 | 2002-10-29 | E. I. Du Pont De Nemours And Company | Spandex with high heat-set efficiency |
US6720403B1 (en) | 2002-11-01 | 2004-04-13 | E.I. Dupont De Nemours And Co. | Polyurethaneurea and spandex comprising same |
US6916896B2 (en) * | 2003-05-05 | 2005-07-12 | Invista North America S.A.R.L. | High productivity spandex fiber process and product |
US7838617B2 (en) * | 2003-05-05 | 2010-11-23 | Invista North America S.àr.l. | Dyeable spandex |
EP1968483A4 (de) | 2005-12-06 | 2010-07-21 | Tyco Healthcare | Bioabsorbierbare chirurgische zusammensetzung |
EP1962867B1 (de) | 2005-12-06 | 2013-06-19 | Covidien LP | Biokompatible chirurgische zusammensetzungen |
EP1960469B1 (de) * | 2005-12-06 | 2016-07-13 | Covidien LP | Biologisch absorbierbare verbindungen und diese enthaltende zusammensetzungen |
WO2007067806A2 (en) | 2005-12-08 | 2007-06-14 | Tyco Healthcare Group Lp | Biocompatible surgical compositons |
US7858835B2 (en) * | 2007-06-27 | 2010-12-28 | Tyco Healthcare Group Lp | Foam control for synthetic adhesive/sealant |
US8500947B2 (en) * | 2007-11-15 | 2013-08-06 | Covidien Lp | Speeding cure rate of bioadhesives |
US8263704B2 (en) * | 2008-04-23 | 2012-09-11 | Tyco Healthcare Group Lp | Bioabsorbable surgical composition |
US11732083B2 (en) | 2020-11-19 | 2023-08-22 | Covestro Llc | Polyisocyanate resins |
-
1968
- 1968-02-12 NL NL6801961.A patent/NL155858B/xx unknown
- 1968-02-14 CH CH218068A patent/CH481159A/de not_active IP Right Cessation
- 1968-02-14 FR FR1584469D patent/FR1584469A/fr not_active Expired
- 1968-02-15 DE DE19681720258 patent/DE1720258A1/de active Pending
- 1968-02-16 BE BE710835D patent/BE710835A/xx unknown
- 1968-02-16 GB GB7680/68A patent/GB1216604A/en not_active Expired
-
1970
- 1970-04-24 US US29752A patent/US3631138A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
GB1216604A (en) | 1970-12-23 |
NL6801961A (de) | 1968-08-19 |
NL155858B (nl) | 1978-02-15 |
US3631138A (en) | 1971-12-28 |
DE1720258A1 (de) | 1971-06-09 |
FR1584469A (de) | 1969-12-26 |
BE710835A (de) | 1968-08-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |