BE719308A - - Google Patents
Info
- Publication number
- BE719308A BE719308A BE719308DA BE719308A BE 719308 A BE719308 A BE 719308A BE 719308D A BE719308D A BE 719308DA BE 719308 A BE719308 A BE 719308A
- Authority
- BE
- Belgium
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C265/00—Derivatives of isocyanic acid
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/26—Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton
- C07C17/32—Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton by introduction of halogenated alkyl groups into ring compounds
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
- C07C209/44—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of carboxylic acids or esters thereof in presence of ammonia or amines, or by reduction of nitriles, carboxylic acid amides, imines or imino-ethers
- C07C209/48—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of carboxylic acids or esters thereof in presence of ammonia or amines, or by reduction of nitriles, carboxylic acid amides, imines or imino-ethers by reduction of nitriles
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- 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
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- 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
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
- C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
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- 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
- C08G18/7614—Polyisocyanates or polyisothiocyanates cyclic aromatic containing only one aromatic ring
- C08G18/7628—Polyisocyanates or polyisothiocyanates cyclic aromatic containing only one aromatic ring containing at least one isocyanate or isothiocyanate group linked to the aromatic ring by means of an aliphatic group
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB37030/67A GB1192390A (en) | 1967-08-11 | 1967-08-11 | Polyurethanes |
Publications (1)
Publication Number | Publication Date |
---|---|
BE719308A true BE719308A (xx) | 1969-02-10 |
Family
ID=10393171
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE719308D BE719308A (xx) | 1967-08-11 | 1968-08-09 |
Country Status (6)
Country | Link |
---|---|
US (1) | US3839284A (xx) |
BE (1) | BE719308A (xx) |
DE (1) | DE1795113A1 (xx) |
FR (1) | FR1577616A (xx) |
GB (1) | GB1192390A (xx) |
NL (1) | NL6811413A (xx) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3987141A (en) * | 1973-04-20 | 1976-10-19 | Monsanto Company | Process for spinning polyurethane-hard polymer conjugate yarn |
US3994881A (en) * | 1975-07-24 | 1976-11-30 | E. I. Du Pont De Nemours And Company | Spandex process and product based on tetra-halogenated diisocyanates and diamines |
EP0138227A3 (en) * | 1983-10-17 | 1985-05-22 | The B.F. GOODRICH Company | Ultraviolet resistant thermoplastic polyurethanes |
TW264487B (xx) * | 1992-02-18 | 1995-12-01 | Takeda Pharm Industry Co Ltd | |
GB9704206D0 (en) * | 1997-02-28 | 1997-04-16 | Smith & Nephew | Bandages |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB731071A (en) * | 1951-07-19 | 1955-06-01 | Du Pont | Preparation of elastomers from polyalkylene ether glycols and diisocyanates |
US2873299A (en) * | 1954-12-09 | 1959-02-10 | Exxon Research Engineering Co | Halomethylation of aromatic compounds |
GB1040365A (en) * | 1964-02-20 | 1966-08-24 | British Nylon Spinners Ltd | Improvements in or relating to the manufacture of synthetic polyurethane elastomers |
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1967
- 1967-08-11 GB GB37030/67A patent/GB1192390A/en not_active Expired
-
1968
- 1968-08-09 NL NL6811413A patent/NL6811413A/xx unknown
- 1968-08-09 FR FR1577616D patent/FR1577616A/fr not_active Expired
- 1968-08-09 BE BE719308D patent/BE719308A/xx unknown
- 1968-08-12 DE DE19681795113 patent/DE1795113A1/de active Pending
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1973
- 1973-07-02 US US00375911A patent/US3839284A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
NL6811413A (xx) | 1969-02-13 |
DE1795113A1 (de) | 1972-01-05 |
GB1192390A (en) | 1970-05-20 |
US3839284A (en) | 1974-10-01 |
FR1577616A (xx) | 1969-08-08 |