MX9710053A - Poliisocianatos de baja energia superficial y su uso en composiciones de recubrimiento de uno o dos componentes. - Google Patents
Poliisocianatos de baja energia superficial y su uso en composiciones de recubrimiento de uno o dos componentes.Info
- Publication number
- MX9710053A MX9710053A MX9710053A MX9710053A MX9710053A MX 9710053 A MX9710053 A MX 9710053A MX 9710053 A MX9710053 A MX 9710053A MX 9710053 A MX9710053 A MX 9710053A MX 9710053 A MX9710053 A MX 9710053A
- Authority
- MX
- Mexico
- Prior art keywords
- groups
- polyisocyanates
- contain
- optionally
- polyisocyanate
- Prior art date
Links
- 229920001228 polyisocyanate Polymers 0.000 title abstract 13
- 239000005056 polyisocyanate Substances 0.000 title abstract 13
- 239000008199 coating composition Substances 0.000 title abstract 2
- 125000005373 siloxane group Chemical group [SiH2](O*)* 0.000 abstract 4
- 150000001875 compounds Chemical class 0.000 abstract 2
- 239000000203 mixture Substances 0.000 abstract 2
- JOYRKODLDBILNP-UHFFFAOYSA-N urethane group Chemical group NC(=O)OCC JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 abstract 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 abstract 1
- IQPQWNKOIGAROB-UHFFFAOYSA-N isocyanate group Chemical group [N-]=C=O IQPQWNKOIGAROB-UHFFFAOYSA-N 0.000 abstract 1
- ZFSLODLOARCGLH-UHFFFAOYSA-N isocyanuric acid Chemical group OC1=NC(O)=NC(O)=N1 ZFSLODLOARCGLH-UHFFFAOYSA-N 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- AVWRKZWQTYIKIY-UHFFFAOYSA-N urea-1-carboxylic acid Chemical group NC(=O)NC(O)=O AVWRKZWQTYIKIY-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
-
- 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
- C08G18/40—High-molecular-weight compounds
- C08G18/61—Polysiloxanes
-
- 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
- C08G18/71—Monoisocyanates or monoisothiocyanates
- C08G18/718—Monoisocyanates or monoisothiocyanates containing silicon
-
- 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
- C08G18/77—Polyisocyanates or polyisothiocyanates having heteroatoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur
- C08G18/78—Nitrogen
- C08G18/7806—Nitrogen containing -N-C=0 groups
- C08G18/7818—Nitrogen containing -N-C=0 groups containing ureum or ureum derivative groups
- C08G18/7831—Nitrogen containing -N-C=0 groups containing ureum or ureum derivative groups containing biuret groups
-
- 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
- C08G18/77—Polyisocyanates or polyisothiocyanates having heteroatoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur
- C08G18/78—Nitrogen
- C08G18/7806—Nitrogen containing -N-C=0 groups
- C08G18/7818—Nitrogen containing -N-C=0 groups containing ureum or ureum derivative groups
- C08G18/7837—Nitrogen containing -N-C=0 groups containing ureum or ureum derivative groups containing allophanate groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Polyurethanes Or Polyureas (AREA)
- Paints Or Removers (AREA)
Abstract
La presente invencion se refiere a ductos de poliisocianato que contienen, grupos alofanato, grupos siloxano y opcionalmente grupos isocianurato que se preparan reaccionando compuestos a) que i) están sustancialmente libres de grupos hidroxilo y grupos isocianato, ii) tiene un promedio de al menos dos grupos uretano por molécula y iii) contienen de 0 a 50% en peso de grupos siloxano, en base al peso de los aductos de poliisocianato, con una cantidad excesiva, basada en los equivalentes de grupos uretano, de poliisocianatos b), que contienen opcionalmente grupos siloxano, para formar aductos de poliisocianato y eliminando opcionalmente al menos un porcion de los poliisocianatos excesivos sin reaccionar b), a condicion de que los compuestos a) y los poliisocianatos b) contengan un total de al menos 0,001% en peso de grupos siloxano en base al peso de los aductos de poliisocianato. La presente invencion también se refiere a un procedimiento para preparar dichos aductos de poliisocianatos, a mezclas de los poliisocianatos con otros poliisocianatos que no contienen grupos siloxano y al uso de los aductos de poliisocianato o mezclas de poliisocianato, opcionalmente en forma bloqueada, en composiciones de recubrimiento de uno o dos componentes.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08767056 | 1996-12-16 | ||
| US08/767,056 US5691439A (en) | 1996-12-16 | 1996-12-16 | Low surface energy polyisocyanates and their use in one- or two-component coating compositions |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| MX9710053A true MX9710053A (es) | 1998-06-30 |
| MXPA97010053A MXPA97010053A (es) | 1998-10-30 |
Family
ID=
Also Published As
| Publication number | Publication date |
|---|---|
| EP0848024A1 (en) | 1998-06-17 |
| CA2221651A1 (en) | 1998-06-16 |
| JPH10176027A (ja) | 1998-06-30 |
| US5691439A (en) | 1997-11-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FG | Grant or registration | ||
| MM | Annulment or lapse due to non-payment of fees |