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    • 1. 发明专利
    • MICROCAPSULE PARTICLES
    • CA2896514C
    • 2021-01-26
    • CA2896514
    • 2013-12-12
    • APPVION INC
    • SCHWANTES TODD
    • B01J13/14B01J13/18
    • The present invention teaches microcapsule particles comprising an oil soluble or dispersible core material; and a wall material at least partially surrounding the core material, the microcapsule wall material consisting of the reaction product of a first composition in the presence of a second composition; the first composition comprising a water phase: the water phase comprising a water soluble or dispersible initiator having at least one -COOH or amine functional group and a nonionic emulsifier, the emulsifier comprising a water soluble or dispersible material at a pH from 4 to 12, the water soluble or dispersible initiator is selected from initiators having a C-N=N-C type structure and of formulas I, II or III (set forth in the specification) having amine or carboxyl functionality. The second composition comprises an oil phase. The oil phase comprises: i) one or more multi functional acrylate or methacrylate monomers or oligomers and substantially free of amine acrylate or amine methacrylate monomer or oligomer, and an initiator dispersible in the oil phase; ii) from 0 to 10% by weight of the oil phase, of a monofunctional acrylate or methacrylate monomer or oligomer; iii) an intended core material; and iv) a diluent selected from esters of glycerol and fatty acids wherein at least one of the fatty acids is C12 or greater; wherein the ratio of the water phase initiator to multifunctional acrylate or methacrylate is from 0.1 :99.9 to 20:80 by weight; wherein the ratio of the diluent to the core material is from 0.1 :99.9 to 90:10 on a weight basis; and whereby the reaction product of the first composition and second composition results in the formation of a population of micro-capsules.
    • 2. 发明专利
    • MATERIAL PARA GRABAR SIN REVESTIMIENTO.
    • MX2017003643A
    • 2017-06-26
    • MX2017003643
    • 2015-09-17
    • APPVION INC
    • MARK ROBERT FISHER
    • B41M5/26B32B7/00B32B27/00B41M5/40B41M5/50C09J7/02
    • La invención describe una composición y un método para proporcionar un material para grabar mejorado, tal como material para grabar receptor de tinta o material para grabar térmicamente sensible útil para etiquetas sin revestimiento. El material para grabar comprende un soporte que tiene provisto sobre una superficie un material adhesivo y en al menos la otra superficie un material receptor de tinta o un revestimiento formador de imágenes térmicamente sensible. El método consiste aplicar a una primera superficie una primera capa de un revestimiento de un material receptor de tinta o una composición formadora de color térmicamente sensible la composición formador de color comprende un material aglutinante y un precursor de colorante sustancialmente incoloro y un material revelador ácido en una relación sustancialmente continua. El adhesivo se activa por calor. El material para grabar no presenta sustancialmente pegajosidad a 23°C, humedad relativa de 40% cuando se aplica presión, sin embargo desarrolla una lata resistencia al desprendimiento (300 gramos/pulgada - 118 gramos/cm) después de la aplicación de 7 mJ/mm2 a 13 mJ/mm2 de energía calorífica.
    • 4. 发明专利
    • MICROCAPSULE PARTICLES
    • CA2896514A1
    • 2014-07-03
    • CA2896514
    • 2013-12-12
    • APPVION INC
    • SCHWANTES TODD ARLIN
    • B01J13/14B01J13/18
    • The present invention teaches microcapsule particles comprising an oil soluble or dispersible core material; and a wall material at least partially surrounding the core material, the microcapsule wall material consisting of the reaction product of a first composition in the presence of a second composition; the first composition comprising a water phase: the water phase comprising a water soluble or dispersible initiator having at least one -COOH or amine functional group and a nonionic emulsifier, the emulsifier comprising a water soluble or dispersible material at a pH from 4 to 12, the water soluble or dispersible initiator is selected from initiators having a C-N=N-C type structure and of formulas I, II or III (set forth in the specification) having amine or carboxyl functionality. The second composition comprises an oil phase. The oil phase comprises: i) one or more multi functional acrylate or methacrylate monomers or oligomers and substantially free of amine acrylate or amine methacrylate monomer or oligomer, and an initiator dispersible in the oil phase; ii) from 0 to 10% by weight of the oil phase, of a monofunctional acrylate or methacrylate monomer or oligomer; iii) an intended core material; and iv) a diluent selected from esters of glycerol and fatty acids wherein at least one of the fatty acids is C12 or greater; wherein the ratio of the water phase initiator to multifunctional acrylate or methacrylate is from 0.1 :99.9 to 20:80 by weight; wherein the ratio of the diluent to the core material is from 0.1 :99.9 to 90:10 on a weight basis; and whereby the reaction product of the first composition and second composition results in the formation of a population of microcapsules.