Patent application number | Description | Published |
20090011933 | Materials having crosslinked polyrotaxane and process for producing the same - A material having crosslinked polyrotaxane which has further improved swelling properties, especially one having a crosslinked polyrotaxane which changes in swelling property with change in pH; and a material having a crosslinked polyrotaxane which is responsive especially at a high speed to a change of the surrounding electric field. The materials have a crosslinked polyrotaxane comprising at least two polyrotaxane molecules which each comprises cyclic molecules, a linear molecule which includes the cyclic molecules in cavities of cyclic molecules in a skewered manner, and capping groups, each of which locates at each end of the linear molecule in order to prevent the dissociation of the cyclic molecules, the least two polyrotaxane molecules having been bound to each other through a chemical bonding between the cyclic molecules thereof, wherein the cyclic molecules have hydroxy groups (—OHs) and part of the hydroxy groups are substituted with a group having an ionic group. | 01-08-2009 |
20090042034 | MATERIAL FOR CURABLE SOLVENT-BASED TOPCOATING MATERIAL, AND COATING MATERIAL AND COATING FILM COMPRISING OR FORMED FROM THE SAME - [Object] To provide a coating material for a curable solvent-based topcoating material, having excellent marring resistance, chipping resistance, producing no crack and excellent in performances such as weatherability, stain resistance, adhesion and the like, and a curable solvent-type topcoating material using such a material. | 02-12-2009 |
20090047532 | Material for Room Temperature Curable Solvent-Borne Overcoating Material,Coating Material Using Same and Coating Film - [Object] To provide a coating material for a room temperature curable solvent-borne overcoating material having chipping resistance and not allowing occurrence of cracks, and a room temperature curable solvent-borne overcoating material using the same, the room temperature curable solvent-borne overcoating material being excellent in abrasion resistance and in performance such as weather resistance, contamination resistance and adhesion. | 02-19-2009 |
20090088546 | Polyrotaxane and process for producing the same - A process for producing a polyrotaxane in a high yield and at a satisfactory cost without using a large excess of a pseudopolyrotaxane and/or without using a large excess of an activated reagent. The process for polyrotaxane production comprises: an inclusion step in which a carboxylated polyethylene glycol which is a polyethylene glycol carboxylated at each end is mixed with cyclodextrin molecules to obtain a pseudopolyrotaxane which comprises cyclodextrin molecules which include the carboxylated polyethylene glycol in their cavities as if the cyclodextrin molecules are spitted with the carboxylated polyethylene glycol; and a capping step in which the pseudopolyrotaxane is reacted with capping groups having —NH | 04-02-2009 |
20090131588 | MODIFIED HYDROPHILIC POLYROTAXANE AND CROSS-LINKED POLYROTAXANE - [Object] To provide a modified hydrophilic polyrotaxane which is soluble in water or a water-like solvent, a cross-linked polyrotaxane using this, and a solvent for dissolving the modified hydrophilic polyrotaxane.
| 05-21-2009 |
20090149579 | POLYROTAXANE-CONTAINING SOLUTION AND USE THEREOF - An object of the present invention is to provide a polyrotaxane-containing solution by finding a good solvent for polyrotaxanes, and more particularly, to provide a polyrotaxane-containing solution by finding a good solvent for polyrotaxanes with a cyclodextrin as the cyclic molecule(s). | 06-11-2009 |
20090281213 | HYDROPHOBIC MODIFIED POLYROTAXANE AND CROSSLINKED POLYROTAXANE - [Object] To provide a hydrophobic modified polyrotaxane soluble in an organic solvent, and a crosslinked polyrotaxane using this. | 11-12-2009 |
20100129677 | Material for Curable Aqueous Overcoating Material and Coating Material Using Same - There is provided a curable aqueous overcoating composition containing 1 to 90 mass % of hydrophilic polyrotaxane with respect to the coating film forming component, where the hydrophilic polyrotaxane has a cyclic molecule, a linear molecule included in the cyclic molecule in a skewered manner and blocking groups arranged on opposite ends of the linear molecule to prevent elimination of the cyclic molecule from the linear molecule and at least one of the linear molecule and the cyclic molecule has a hydrophilic modifying group. | 05-27-2010 |
20100159278 | MATERIAL FOR ROOM TEMPERATURE DRYING AQUEOUS OVERCOATING MATERIAL AND COATING MATERIAL USING SAME - There is provided a room-temperature drying aqueous overcoating medium containing 1 to 100 mass % of hydrophilic polyrotaxane with respect to the coating film forming component, where the hydrophilic polyrotaxane has a cyclic molecule, a linear molecule included in the cyclic molecule in a skewered manner and blocking groups arranged on opposite ends of the linear molecule to prevent elimination of the cyclic molecule from the linear molecule and at least one of the linear molecule and the cyclic molecule has a hydrophilic modifying group. | 06-24-2010 |
20100190019 | Material for curable solvent-based topcoating material, and coating material and coating film comprising or formed from the same - [Object] To provide a coating material for a curable solvent-based topcoating material, having excellent marring resistance, chipping resistance, producing no crack and excellent in performances such as weatherability, stain resistance, adhesion and the like, and a curable solvent-type topcoating material using such a material. | 07-29-2010 |