Abstract:
There is provided a method for preparing a biaxially oriented polyester sheet or web, with improved antistatic properties, comprising the steps of (i) stretching said polyester sheet or web first in one direction and second in a direction perpendicular thereto (ii) coating said hydrophobic polyester sheet or web, either before stretching or between said first and second stretching operation, on one or both sides, with a transparent antistatic primer layer, wherein the coating composition of said transparent antistatic primer layer comprises (1) a dispersion of a polythiophene with conjugated polymer backbone and a polymeric polyanion compound and (2) a latex polymer having hydrophilic functionality. The primer layer is coated from an aqueous composition and does not show a substantial change in resistivity depending on relative humidity or wet processing.
Abstract:
A (photo)thermographic recording material comprising a (photo-addressable) thermosensitive element on one side of a water resistant support and an outermost backside layer on the other side of the water resistant support, the (photo-addressable) thermosensitive element comprising a substantially light-insensitive organic silver salt, an organic reducing agent for the substantially light-insensitive organic silver salt in thermal working relationship therewith(, photosensitive silver halide in catalytic association with the substantially light insensitive organic silver salt) and a binder and the outermost backside layer comprising polymeric beads, characterized in that an outermost layer on the side of the water resistant support with the (photo-addressable) thermosensitive element does not contain a fluorine-containing polymeric surfactant and the static frictional coefficient between the outermost layer on the side of the water resistant support with the (photo-addressable) thermosensitive element and the outermost backside layer is .ltoreq.0.24 and/or the outermost backside layer of the (photo)thermographic recording material has an R.sub.2 determined according to DIN 4768/1 of >1.75 .mu.m; and a (photo)thermographic recording process therefor.
Abstract:
A sheet or web material comprising a hydrophobic resin support or paper support coated with at least one hydrophobic resin layer which is coated with an outermost antistatic layer which contains as an essential antistatic component a polythiophene with conjugated polymer backbone in the presence of a polymeric polyanion compound, wherein the layer also contains a dispersion of a hydrophobic polymer which polymer has a glass transition temperature (Tg) of at least 40.degree. C. and the layer is a coherent layer.
Abstract:
Disclosed is a printable paper comprising a water-resistant support having two optionally subbed sides and a single layer on at least one of said optionally subbed sides, wherein said single layer has no substantial compositional variation, has a layer thickness of at least 3 μm, a pore volume of at least 1.2 mL/m2 and comprises at least one porous pigment. Also disclosed is a process for producing such a printable paper and use thereof in printing.
Abstract translation:公开了一种可印刷纸,其包含具有两个任选的副床侧的防水支撑件和在所述任选的底座侧面中的至少一个上的单层,其中所述单层没有实质上的组成变化,具有至少3μm的层厚度, 孔体积至少为1.2mL / m 2,并且包含至少一种多孔颜料。 还公开了制造这种可印刷纸的方法及其在印刷中的用途。
Abstract:
A process for producing a non-transparent microvoided self-supporting film comprising the steps of: i) mixing at least one linear polyester having together monomer units consisting essentially of terephthalate, isophthalate and aliphatic dimethylene with the molar ratio of isophthalate monomer units to terephthalate monomer units being at least 0.02 to provide a linear polyester matrix; at least one amorphous high polymer with a higher glass transition temperature than the glass transition temperature of said linear polyester matrix and/or at least one crystalline high polymer having a higher melting point than the glass transition temperature of said linear polyester matrix; and optionally at least one ingredient from the group of ingredients consisting of inorganic opacifying pigments, whitening agents, UV-absorbers, light stabilizers, antioxidants, flame retardants and colorants in a kneader or an extruder; ii) forming the mixture produced in step i) in a thick film followed by quenching; iii) longitudinally stretching the thick film at a stretching force of >4 N/mm2 to at least twice the initial length; and iv) transversely stretching the longitudinally stretched film from step (iii) to at least twice the initial width; the use of the non-transparent microvoided axially stretched film produced according to the above-described process as a synthetic paper; and the use of the non-transparent microvoided axially stretched film produced according to the above-described process image recording elements.
Abstract:
Disclosed is a process for preparing a non-transparent microvoided axially stretched film including i) mixing a linear polyester having monomer components consisting essentially of an aromatic dicarboxylic acid, an aliphatic diol and optionally an aliphatic dicarboxylic acid, a non-crosslinked random SAN-polymer and one or more additional ingredients to produce a mixture, ii) forming the mixture produced in step i) in a thick film followed by quenching; iii) stretching the thick film at a temperature between the glass transition temperature of the SAN-polymer and the glass transition temperature of said linear polyester to at least twice the initial length, and (iv) further stretching the film at an angle substantially 90° to the previous stretching process to at least twice the initial length and at 90° C. or below.
Abstract:
A film consisting essentially of a continuous phase linear polyester matrix having dispersed therein a non-crosslinked random SAN-polymer and dispersed or dissolved therein at least one ingredient from the group of ingredients consisting of inorganic opacifying pigments, whitening agents, colorants, UV-absorbers, light stabilizers, antioxidants and flame retardants, wherein the film is white, microvoided, non-transparent and axially stretched; the linear polyester matrix has monomer units consisting essentially of at least one aromatic dicarboxylic acid, at least one aliphatic diol and optionally at least one aliphatic dicarboxylic acid; and the weight ratio of the linear polyester to the non-crosslinked SAN-polymer is in the range of 2.0:1 to 19.0:1, wherein one of the said at least one aliphatic dimethylene monomer units is selected from the group consisting of neopentylene and 1,4-cyclohexanedimethylene in a concentration of 30 mole % or less of all aliphatic dimethylene monomer units; the use of the film as or in synthetic paper; an image recording element comprising the film; a process for the preparing of the non-transparent microvoided axially stretched film; and a process for obtaining a transparent pattern therewith.
Abstract:
A non-transparent microvoided biaxially stretched self-supporting non-laminated polymeric film, the film comprising linear polyester as a continuous phase and dispersed uniformly therein an amorphous high polymer with a higher glass transition temperature than the glass transition temperature of the continuous phase and/or a crystalline high polymer having a higher melting point than the glass transition temperature of said continuous phase, wherein said linear polyester consists essentially of aromatic dicarboxylate and aliphatic dimethylene monomer units; the polymeric film has an optical density measured in transmission with a visible filter; and at least 50% of the optical density is due to microvoids; the use of the non-transparent microvoided biaxially stretched film as a synthetic paper; an image recording element comprising the non-transparent microvoided biaxially stretched film; and a process for obtaining a transparent pattern therewith.
Abstract:
An ink-jet printing system including at least one ink-jet ink and a means for jetting an ink-jet ink onto a surface of a substantially non-absorbing ink-jet ink-receiver, characterized in that the ratio σ Sd/σ Ld of the dispersive surface energy of said ink-receiver surface σ Sd over the dispersive surface energy of said ink-jet ink σ Ld is greater than 0.9. A process for ink-jet printing is also claimed. High areal throughput ink-jet printing (e.g. >100 m2/hour) with curable inks can be performed on different kinds of ink-receiver surfaces with a good image quality and colour density due to a controlled spreading of the ink-drops which can be directly cured.
Abstract translation:一种喷墨打印系统,包括至少一个喷墨油墨和用于将喷墨油墨喷射到基本上不吸收的喷墨油墨接收器的表面上的装置,其特征在于, 所述吸墨剂表面sigma S d s的分散表面能的d / s / sigma L d超过所述喷墨油墨sigma L的分散表面能 d SUP>大于0.9。 也要求喷墨打印的方法。 可固化油墨的高面积生产量喷墨打印(例如> 100m 2 /小时)可以在不同种类的油墨接收器表面上进行,具有良好的图像质量和颜色密度,由于受到控制的扩展 可以直接固化的墨滴。
Abstract:
An ink-jet printing system comprising at least one ink-jet ink and a means for jetting an ink-jet ink onto a surface of a substantially non-absorbing ink-jet ink-receiver, characterized in that the ratio σ Sd/σ Ld of the dispersive surface energy of said ink-receiver surface a σ Sd over the dispersive surface energy of said ink-jet ink a σ Ld is greater than 0.9. A process for ink-jet printing is also claimed. High areal throughput ink-jet printing (e.g. >100 m2/hour) with curable inks can be performed on different kinds of ink-receiver surfaces with a good image quality and colour density due to a controlled spreading of the ink-drops which can be directly cured.
Abstract translation:一种喷墨打印系统,包括至少一个喷墨油墨和用于将喷墨油墨喷射到基本上不吸收的喷墨吸收器的表面上的装置,其特征在于,所述比率σ 所述接收器表面的分散表面能的一个或多个S SUB> S SUP> SUP> 超过所述喷墨油墨的色散表面能的比例大于0.9。 也要求喷墨打印的方法。 可固化油墨的高面积生产量喷墨打印(例如> 100m 2 /小时)可以在不同种类的油墨接收器表面上进行,具有良好的图像质量和颜色密度,由于受控的扩展 可以直接固化的墨滴。