摘要:
To provide a water/oil repellent composition which can impart water/oil repellency to a surface of an article without having its texture deteriorated, and has excellent durability against washing and stability, a method for producing such a composition, and an article treated with such a water/oil repellent composition.A water/oil repellent composition which comprises a copolymer having polymerized units derived from monomer (a), polymerized units derived from monomer (b) and polymerized units derived from monomer (c). Here, monomer (a) is a compound represented by the formula: (Z—Y)nX; wherein Z is a C1-6 perfluoroalkyl group or the like; Y is a bivalent organic group or a single bond; n is 1 or 2; and X is a polymerizable unsaturated group; monomer (b) is a (meth)acrylate having no Rf group and having a C12-18 alkyl group; and monomer (c) is monomer (c1) having no Rf group and having a blocked isocyanate group or monomer (c2) having no Rf group and having at least two polymerizable unsaturated groups.
摘要:
To provide a liquid repellent composition which is excellent in liquid repellency and durability and an article having a liquid repelling film.A liquid repellent composition comprising a copolymer (I) and a copolymer (II), characterized in that the copolymer (I) containing from 65 to 95 mass % of a polymerized unit (a) (referred to as “[a1]”) and from 1 to 30 mass % of a polymerized unit (b); and the copolymer (II) containing from 25 to 80 mass % of a polymerized unit (a) (referred to as “[a2]”) and from 1 to 50 mass % of a polymerized unit (c) are contained in an amount of the copolymer (I)/the copolymer (II)=10/90 to 95/5 (mass ratio), and [a1]−[a2]≧10 (mass %).
摘要:
To provide a water/oil repellent composition which can impart water/oil repellency to a surface of an article without having its texture deteriorated, and has excellent durability against washing and stability, a method for producing such a composition, and an article treated with such a water/oil repellent composition. A water/oil repellent composition which comprises a copolymer having polymerized units derived from monomer (a), polymerized units derived from monomer (b) and polymerized units derived from monomer (c). Here, monomer (a) is a compound represented by the formula: (Z—Y)nX; wherein Z is a C1-6 perfluoroalkyl group or the like; Y is a bivalent organic group or a single bond; n is 1 or 2; and X is a polymerizable unsaturated group; monomer (b) is a (meth)acrylate having no Rf group and having a C12-18 alkyl group; and monomer (c) is monomer (c1) having no Rf group and having a blocked isocyanate group or monomer (c2) having no Rf group and having at least two polymerizable unsaturated groups.
摘要:
The present invention provides a water and oil proofing composition which imparts excellent water and oil resistance and comprises a fluorocopolymer comprising polymerized units of (Z-Y)nX (wherein Z: a C1-6 perfluoroalkyl group or the like, Y: an alkylene group or the like, n: 1 or 2, X: a polymerizable unsaturated group), polymerized units of CH2═CR1-G-(R2O)q—R3 (wherein R1: a hydrogen atom or the like, R2: a C2-4 alkylene group or the like, q: an integer of from 1 to 50, G: —COO(CH2)r— (r: an integer of from 0 to 4), R3: a hydrogen atom or the like, and polymerized units of CH2═CR4-M-Q-NR5R6 (wherein R4: a hydrogen atom or the like, Q: a C2-4 alkylene group or the like, R5 and R6: C1-8 alkyl groups or the like) and an aqueous medium.
摘要:
To provide a liquid repellent composition which is excellent in liquid repellency and durability and an article having a liquid repelling film. A liquid repellent composition comprising a copolymer (I) and a copolymer (II), characterized in that the copolymer (I) containing from 65 to 95 mass % of a polymerized unit (a) (referred to as “[a1]”) and from 1 to 30 mass % of a polymerized unit (b); and the copolymer (II) containing from 25 to 80 mass % of a polymerized unit (a) (referred to as “[a2]”) and from 1 to 50 mass % of a polymerized unit (c) are contained in an amount of the copolymer (I)/the copolymer (II)=10/90 to 95/5 (mass ratio), and [a1]−[a2]≧10 (mass %).
摘要:
The present invention provides a water and oil proofing composition which imparts excellent water and oil resistance. A composition which comprises a fluorocopolymer comprising polymerized units of (Z-Y)nX (wherein Z: a C1-6 perfluoroalkyl group or the like, Y: an alkylene group or the like, n: 1 or 2, X: a polymerizable unsaturated group), polymerized units of CH2═CR1-G-(R2O)q—R3 (wherein R1: a hydrogen atom or the like, R2: a C2-4 alkylene group or the like, q: an integer of from 1 to 50, G: —COO(CH2)r— (r: an integer of from 0 to 4), R3: a hydrogen atom or the like) and polymerized units of CH2═CR4-M-Q-NR5R6 (wherein R4: a hydrogen atom or the like, Q: a C2-4 alkylene group or the like, R5 and R6: C1-8 alkyl groups or the like) and an aqueous medium.
摘要:
A water dispersion type water and oil repellent composition which is capable of imparting durable water resistance to clothing for which high water and oil repellency is required and which is capable of imparting high oil repellency to paper. The water dispersion type water and oil repellent composition comprises 1) an aqueous medium, 2) a polymer of a monomer having a polyfluoroalkyl group and one polymerizable unsaturated group and 3) a mono(or poly)ol or an alkylene oxide thereof, as essential components.