C - Chemistry – Metallurgy – 09 – K
Patent
C - Chemistry, Metallurgy
09
K
C09K 3/18 (2006.01) C08K 5/205 (2006.01) C08L 33/16 (2006.01) C08L 61/20 (2006.01) D06M 15/273 (2006.01) D06M 15/277 (2006.01) D06M 15/29 (2006.01) D06M 15/423 (2006.01) D06M 15/576 (2006.01)
Patent
CA 2331755
The invention relates to a water dispersion type water and oil repellent composition which satisfies both repeated washing durability of water and oil repellency and durability of hydrostatic pressure resistance. A water dispersion type water and oil repellent composition comprising (A) a fluorine-containing copolymer having hydroxy groups, (B) a fluorine--containing copolymer having epoxy groups, (C) a compound having a blocked isocyanate group and having no carbon--carbon unsaturated bond and (D) an amino resin, as effective components.
L'invention concerne une composition hydrophobe et oléophobe dispersable dans l'eau présentant une hydrophobicité et une oléophobicité durables lors d'opérations répétées de blanchissage ainsi qu'une une résistance durable à la pression de l'eau. Ladite composition comprend les ingrédients actifs suivants : (A) un fluorocopolymère hydroxylé, (B) un fluorocopolymère époxydé, (C) un composé ayant un groupe isocyanate bloqué et n'ayant pas de liaisons carbone-carbone non saturées, et (D) une résine aminique.
Maekawa Takashige
Shimada Toyomichi
Asahi Glass Company Limited
Smart & Biggar
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