Classifications

• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B44—DECORATIVE ARTS
  • B44C—PRODUCING DECORATIVE EFFECTS; MOSAICS; TARSIA WORK; PAPERHANGING
  • B44C1/00—Processes, not specifically provided for elsewhere, for producing decorative surface effects
  • B44C1/16—Processes, not specifically provided for elsewhere, for producing decorative surface effects for applying transfer pictures or the like
  • B44C1/165—Processes, not specifically provided for elsewhere, for producing decorative surface effects for applying transfer pictures or the like for decalcomanias; sheet material therefor
  • B44C1/17—Dry transfer
  • B44C1/1712—Decalcomanias applied under heat and pressure, e.g. provided with a heat activable adhesive
  • B44C1/1716—Decalcomanias provided with a particular decorative layer, e.g. specially adapted to allow the formation of a metallic or dyestuff layer on a substrate unsuitable for direct deposition
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
  • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
  • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
  • B41M5/025—Duplicating or marking methods; Sheet materials for use therein by transferring ink from the master sheet
  • B41M5/0256—Duplicating or marking methods; Sheet materials for use therein by transferring ink from the master sheet the transferable ink pattern being obtained by means of a computer driven printer, e.g. an ink jet or laser printer, or by electrographic means
• • D—TEXTILES; PAPER
  • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
  • D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
  • D06P5/00—Other features in dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form
  • D06P5/003—Transfer printing

Definitions

• the present invention relates to a device with which printed Images, especially those created with an inkjet printer, on a Textile substrate can be transferred.
• the system enables the application of Images from the effects of heat and pressure, such as an iron.
• US 5,501,902 discloses a printable material that consists of a first carrier layer consists on which a second layer of material is applied, which consists of a film-forming Binding material and particles of a thermoplastic polymer with Particle sizes up to max. 50 ⁇ m.
• the particles consist of polyolefins, polyesters and ethylene-vinyl acetate copolymers.
• the printable material can be designed that it can take ink jet images and by exposure to heat Textile substrate can be transferred.
• a Ink viscosity modifier added to achieve transferability to the
• the second layer of substrate contains a cationic polymer, and then preferably an additional melt transfer layer between the first carrier layer and the second Layer attached.
• the transfer sheet contains a carrier layer on which an intermediate layer made of a fusible material is attached, which is used for fixation on the substrate. Over the intermediate layer there is an ink-receiving layer on which in turn a layer of quaternary ammonium salt is applied, which serves to fix the ink.
• WO 98/30749 discloses an ink transfer system with a Carrier material, a melt transfer layer applied to the carrier material and at least one ink receiving layer thereon.
• the system is thereby characterized in that the ink-receiving layer is a mixture of a highly porous Filler and a binder, wherein the molecules of the filler for Ability to form chemical bonds with the dye molecules of the ink are.
• Special, highly porous polyamides are used as fillers Should bind with the dye.
• Transmission systems are all designed so that on the first serving as a carrier Layer is first a fusible layer is attached, which when transferred through the Applied heat melts and after solidification, the adhesion to the textile substrate ensures.
• This layer then contains at least one further layer which is used for The ink is used and has appropriate materials, generally one organic binders in addition to substances that ensure ink absorption should.
• the object of the present invention is to provide a system for the transmission of to provide images generated by ink jet printers on a substrate that a basically has a simpler structure than the previously known transmission systems and is just as powerful.
• This task is solved by a transmission system by Ink jet printers formed images on a textile substrate comprising a carrier substrate and at least one melt transfer ink absorption layer thereon a matrix containing at least one meltable plastic material into which fine Particles of a filler that has the ability to absorb ink are embedded.
• the system according to the invention thus has a simple structure in which one of the Inclusion of the ink and the connection to the textile substrate serving layer on one Carrier is attached. Since the carrier, depending on how it is carried out during the Application of the image obtained after the printing process to the textile substrate on the System remains and is only removed afterwards, the carrier must have a certain Have heat resistance. A melting or even decomposing of the carrier during the Avoid applying. Therefore, the substrate must be at the usual temperatures withstand the equipment used to apply it, such as an iron or special presses. Preferably, the heat resistance of the support at values of ⁇ 250 ° C.
• the backing must have adhesive properties (release properties), so that it can be easily detached from the associated layer.
• the supports used can be those based on paper, plastic or textile.
• suitable carrier materials include silicone paper, pseudosilicone paper (extra smooth, blanched papers), wax paper, baking paper and polyester. Siliconized paper or pseudosilicone paper is preferably used
• the melt transfer ink absorption layer has a matrix of plastic into which a filler is embedded.
• the meltable plastic material used as the matrix material has on the one hand Binding properties, therefore serves as a binder for the filler particles.
• the fusible plastic material connects to the fiber of the Textile substrate, thus ensures the secure transfer and secure adhesion of the generated image.
• Suitable materials belong to the class of thermoplastics. You need to have a melting range that allows the material to be exposed to Heat that can be achieved with a conventional iron melts and acts both as a binder for the filling material and the connection to the fiber manufactures. Generally, this range is from 100 to 250 ° C, preferably 130 up to 200 ° C.
• thermoplastics include polyesters, Ethylene-vinyl acetate copolymers, polyamides, nylon, epoxies, polyacrylates, styrene-butadiene copolymers, Nitrile rubber, polyvinyl chloride, polyvinyl acetate, ethylene-acrylate copolymers and ethylene-acrylate copolymers combined with polyester.
• Preferred matrix materials are polyamides, ethylene-acrylate copolymers and ethylene-acrylate copolymers combined with polyester.
• the one present in the melt transfer ink absorption layer in the matrix material embedded filler material is used to hold the surface of the printer system ink.
• This material is generally in the form of particles, which are surrounded by and fixed by the matrix material.
• Suitable fillers have to be suitable Have ink receptivity and compatibility with the matrix material.
• suitable organic fillers include melamine-formaldehyde resins, Polyacrylates, polymethacrylates, polyurethanes, cross-linked polyvinylpyrrolidone, polyamides, Formaldehyde resins and urea-formaldehyde resins.
• Type of filling material trade name Melamine-formaldehyde resin Pergopack® M (Martinstechnik GmbH, D-Bergheim) polyacrylate Decosilk® (Microchem, CH-Uetikon) polyurethane Decosoft® (Microchem, CH-Uetikon) Organic polymers (urea compounds) Cerafluor® 920 (Byk-Cera BV, NL-Deventer) polyvinylpyrrolidone PVPP (ISP, New Jersey, USA) polyvinylpyrrolidone Luvicross® M (BASF AG, D-Ludwigshafen) polyamide Orgasol® (Atochem SA, France)
• Crosslinked polyvinylpyrrolidone and. are preferably used organic fillers Polyamides.
• Plastics suitable for use in the invention are available under the product names Orgasol® and Luvicross® M. Plastics suitable for use in the invention.
• the organic fillers are in particle sizes of 1 to 50 ⁇ m, preferably 5 to 30 ⁇ m.
• inorganic fillers examples include silicon dioxide in various modifications, Al 2 O 3 , TiO 2 , BaSO 4 and aluminosilicates, preferably aluminosilicates and silicon dioxide. Silicon dioxide obtainable under the name Klebosol® (Clariant) and CAB-O-SPERSE® (Cabot, USA) and alumosilicates, which are also available under the name CAB-O-SPERSE®, are preferred.
• the inorganic fillers are also in particle sizes from 1 to 50 ⁇ m, preferably 5 to 30 ⁇ m. However, smaller particle sizes can also be present. This is the case, for example, with fillers of the type Klebosol and CAB-O-SPERSE®, which are in particles with sizes from 1 to 100 nm.
• the melt transfer ink absorption layer containing matrix material and filler has a layer thickness of 20 to 100 microns, preferably 30 to 50 microns.
• Matrix material and filler are generally in a weight ratio (solid / solid) Matrix material / filler from 1: 1 to 1:10, preferably 1: 2 to 1: 5, in the Melt transfer ink absorption layer used.
• the melt transfer ink absorption layer built homogeneously and is in one Process step applied. So there is only one, on the carrier attached layer before. However, it is also possible to use two or more melt transfer ink absorption layers to apply on the carrier. The layers always have the same composition or different compositions.
• the filler can be graded in such a way that whose concentration increases or decreases in one direction.
• grading the matrix material so that when using a Combination of two or more matrix materials the concentration of one or multiple materials decreases in one direction. In which direction such Concentration gradient will be chosen depends on various, the expert known factors, for example whether the application is reversed or normal (see below), the type of textile (e.g. cotton, cotton / PET blend, Nylon, synthetic leather etc.), the type of transmission (iron or press) or the im Inkjet printer used ink.
• the total thickness of the layers is in the range from 20 to 100 ⁇ m, preferably 30 to 50 ⁇ m.
• the present invention is in the invention Transmission system a matting material available.
• This matting material is located on the surface of the melt transfer ink absorption layer after the Applying the printed system to a textile substrate facing the viewer. If the printed system is therefore applied by the reverse process, it is located the matting material on the surface of the melt transfer ink absorption layer, facing the wearer. If the picture is applied in the normal process, located the matting material on the surface of this layer facing away from the carrier. (?)
• the matting material can be in the surface of the melt transfer ink absorption layer be introduced, or be applied in an extra layer on this.
• organic and inorganic materials that are also used as fillers in the melt transfer ink absorption layer i.e. melamine-formaldehyde resins, polyacrylates, polymethacrylates, polyurethanes, cross-linked polyvinylpyrrolidone, polyamides, silicon dioxide in various modifications, Al 2 O, are used as matting materials 3 , TiO 2 , BaSO 4 and alumosilicates.
• matting materials i.e. melamine-formaldehyde resins, polyacrylates, polymethacrylates, polyurethanes, cross-linked polyvinylpyrrolidone, polyamides, silicon dioxide in various modifications, Al 2 O
• matting materials 3 TiO 2 , BaSO 4 and alumosilicates.
• the matting material in particular Sylojet P 412 and Sylojet P 416.
• the proportion of these fillers is in the area or in the layer in or in of these are used as matting materials, chosen so high that a matting effect is achieved.
• the fillers used as matting material can vary from Ink absorption fillers used are different or even the same.
• the transmission system with the usual, a specialist known methods.
• Plastic and the filler are mixed together.
• the plastic is in one suitable solvent, before mixing with the filler.
• suitable solvents are known to a person skilled in the art and include water, alcohols, for example ethanol and isopropanol.
• Combinations of these solvents can also be used.
• Preferably an ethanol / water mixture can be used.
• the mixture thus obtained is then applied to the carrier using the customary methods applied and dried. If necessary, the procedure for applying several Layers repeated, the layer composition can also be varied.
• An image is applied to the desired textile substrate as follows:
• the image created by the printer mirrored printed on the transmission system according to the invention is placed on the substrate so that the melt transfer ink absorption layer rests on it. Subsequently, at temperatures at which the as Plastic material used melts, the system is applied to the substrate, preferably by ironing or with a special pressing device. The one above located carrier is removed after cooling (cold deduction), after which the printed image becomes visible.
• a so-called hot take-off can also be carried out.
• a thin layer of a substrate preferably plain paper or siliconized paper, placed on the image obtained after the cold print.
• the melting temperature is used as the matrix material Plastic heated, for example by ironing.
• the substrate becomes fast deducted. In this way, a better connection is generally achieved between the textile substrate and the matrix material.
• the image is not printed in reverse (normal process).
• the application then happens as with the reverse process, in which case the carrier layer is then peeled off first and that Transfer system with the side on which the carrier was located on the substrate is launched.
• the image is then applied by the action of Heat and pressure if necessary.

Landscapes

• Engineering & Computer Science (AREA)
• Textile Engineering (AREA)
• General Engineering & Computer Science (AREA)
• Decoration By Transfer Pictures (AREA)
• Coloring (AREA)
• Ink Jet Recording Methods And Recording Media Thereof (AREA)
• Ink Jet (AREA)

Priority Applications (4)

Applications Claiming Priority (1)

Publications (1)

Family

ID=8169619

Family Applications (1)

Country Status (4)

Cited By (2)

Families Citing this family (8)

Citations (6)

Family Cites Families (7)

• 2000
  • 2000-08-30 EP EP00118168A patent/EP1184508A1/fr not_active Withdrawn
• 2001
  • 2001-08-24 CA CA002355922A patent/CA2355922C/fr not_active Expired - Fee Related
  • 2001-08-30 US US09/942,045 patent/US6855381B2/en not_active Expired - Fee Related
  • 2001-08-30 JP JP2001261692A patent/JP2002138377A/ja active Pending

Patent Citations (6)

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