Abstract: This invention relates to an allergen-reducing composition comprising a hydroxyproline derivative, a polymer thereof, or a salt of such a derivative or polymer, which is capable of reducing the allergenicity of mites, pollens, or other allergens and is capable of imparting functions of reducing allergenicity to fibers or textiles such as a carpet, a tatami mat, a bed cloth, a curtain, clothing, a stuffed animal, a mask, a filter material, or a dust bag for an electric vacuum cleaner without discoloration; and a method for reducing allergens using such composition.
Type:
Grant
Filed:
September 11, 2007
Date of Patent:
December 25, 2012
Assignees:
Kyowa Hakko Bio Co., Ltd., Sumika Enviro-Science Co., Ltd.
Abstract: A method of producing microcapsule formulations wherein slurries containing imidacloprid suspended in water-immiscible organic solvents are wet-crushed, then, urethane-based macromolecular polymers are added to this, and the resultant mixture is dispersed as liquid drops in water, to form membranes on the interfaces of the liquid drops.
Abstract: This invention relates to an allergen-reducing composition comprising a hydroxyproline derivative, a polymer thereof, or a salt of such a derivative or polymer, which is capable of reducing the allergenicity of mites, pollens, or other allergens and is capable of imparting functions of reducing allergenicity to fibers or textiles such as a carpet, a tatami mat, a bed cloth, a curtain, clothing, a stuffed animal, a mask, a filter material, or a dust bag for an electric vacuum cleaner without discoloration; and a method for reducing allergens using such composition.