# US 11,440,335 B2 · Paper for transfer pattern printing

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- Number: US 11,440,335 B2
- Document ID: US11440335B2
- Status: Granted
- Kind: B2
- Application number: 14/116,414
- Filed: 2012-05-07
- Published: 2014-04-24
- Granted: 2022-09-13
- Earliest claimed: 2011-05-10
- Assignees: Beaver Paper & Graphic Media, Inc
- Applicants: Knud Villefrance Rasmussen
- Inventors: Knud Villefrance Rasmussen
- Web page: https://patentgrep.com/patent/US11440335B2

## CPC

- B41M 5/0256: {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}
- C09D 103/00: Coating compositions based on starch, amylose or amylopectin or on their derivatives or degradation products
- C09D 125/14: with unsaturated esters
- D06P 5/003: {Transfer printing}
- D06P 5/004: {using subliming dyes}
- D21H 17/17: Ketenes, e.g. ketene dimers
- D21H 17/28: Starch
- D21H 17/35: Polyalkenes, e.g. polystyrene
- D21H 17/37: Polymers of unsaturated acids or derivatives thereof, e.g. polyacrylates
- D21H 19/22: Polyalkenes, e.g. polystyrene
- D21H 19/48: Diolefins, e.g. butadiene; Aromatic vinyl monomers, e.g. styrene; Polymerisable unsaturated acids or derivatives thereof, e.g. acrylic acid
- D21H 19/54: Starch
- D21H 19/58: Polymers or oligomers of diolefins, aromatic vinyl monomers or unsaturated acids or derivatives thereof
- B41M 5/0035: {Uncoated paper (paper making D21)}
- B41M 5/025: by transferring ink from the master sheet
- B41M 5/0355: {characterised by the macromolecular coating or impregnation used to obtain dye receptive properties}
- B41M: PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING, (correction of typographical errors B41J; processes for applying transfer pictures or the like B44C1/16; fluid media for correction of typographical errors by coating C09D10/00; printing textiles D06P)
- C09D: COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR (cosmetics A61K; processes for applying liquids or other fluent materials to surfaces, in general, B05D; staining wood B27K5/02; glazes or vitreous enamels C03C; natural resins, French polish, drying-oils, driers, turpentine, per se, C09F; polishing compositions other than French polish, ski waxes C09G; adhesives or use of materials as adhesives C09J; materials for sealing or packing joints or covers C09K3/10; materials for stopping leaks C09K3/12; processes for the electrolytic or electrophoretic production of coatings C25D)
- D06P: DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D21H: PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR

## Abstract

The invention relates to a transfer paper (4) for use for transferring a print of ink onto a fabric, said transfer paper comprising: i) a base paper (2); ii) an additive (8) comprising a starch component, and a binding agent; wherein said starch component being a starch selected from the group comprising: unmodified starch or a modified starch or a mixture thereof; and wherein said binding agent being a binding agent selected from the group comprising: an alkyl ketene dimer, a tall oil/fumaric acid copolymer, a styrene/acrylate copolymer and an alkenyl succinic anhydride and a mixture thereof; wherein said base paper (2) comprises an amount of said additive by being impregnated therewith; and wherein said base paper (2) having a water uptake as defined by a Cobb-45 value of 10-100 g/m2 and a having a Gurley porosity of 10-140 seconds. The present invention furthermore relates to uses of the transfer paper (4).

## Claims

### Claim 1

A transfer paper for use for transferring a print of ink onto a fabric, said transfer paper comprising:
i) a base paper;
ii) an additive comprising a starch component, and a binding agent;
wherein said starch is an unmodified starch, a modified starch or a mixture thereof; and
wherein said binding agent is a binding agent selected from the group consisting of: an alkyl ketene dimer, a tall oil/fumaric acid copolymer, a styrene/acrylate copolymer, an alkenyl succinic anhydride, and a mixture thereof; and
wherein said base paper comprises a weight and an amount of said additive by being impregnated therewith effective to provide said transfer paper, wherein said base paper having a water uptake as defined by a Cobb-45 value of 10-100 g/m2 and a Gurley porosity of 10-140 seconds.

### Claim 2 (depends on 1)

The transfer paper according to claim 1, said base paper having a weight of 30-80 g/m2.

### Claim 3 (depends on 1)

The transfer paper according to claim 1, wherein said base paper having water uptake as defined by a Cobb-45 value of 25-50 g/m2.

### Claim 4 (depends on 1)

The transfer paper according to claim 1, wherein said base paper having a Gurley porosity of 60-150 seconds.

### Claim 5 (depends on 1)

The transfer paper according to claim 1, wherein the amount of the starch component in the additive is 62-88 weight-%, the percentages being dry weight percentages based on the total amount of additive.

### Claim 6 (depends on 1)

The transfer paper according to claim 1, wherein the amount of the binding agent in the additive is 12-38 weight-%, the percentages being dry weight percentages based on the total amount of additive.

### Claim 7 (depends on 1)

The transfer paper according to claim 1, wherein said base paper having a weight of less than 70 g/m2.

### Claim 8 (depends on 1)

The transfer paper of claim 1, wherein the additive is impregnated extending throughout the internal fibrous structure of the base paper.

### Claim 9

A transfer paper for use for transferring a print of ink onto a fabric, said transfer paper comprising:
i) a base paper;
ii) an additive comprising a starch component, and a binding agent;
wherein said starch is an unmodified starch, a modified starch or a mixture thereof; and
wherein said binding agent is being a binding agent selected from the group consisting of: an alkyl ketene dimer, a tall oil/fumaric acid copolymer, a styrene/acrylate copolymer, an alkenyl succinic anhydride, and a mixture thereof; and
wherein said base paper comprises a weight and an amount of said additive by being impregnated therewith effective to provide said transfer paper, wherein said base paper having a water uptake as defined by a Cobb-45 value of 10-100 g/m2 and a Gurley porosity of 10-140 seconds; and
wherein the density of said additive on said base paper is 2-15 g/m2, said density range being based on the dry content of the additive.

### Claim 10 (depends on 9)

The transfer paper according to claim 9, wherein the amount of the starch component in the additive is 62-88 weight-%, the percentages being dry weight percentages based on the total amount of additive.

### Claim 11 (depends on 9)

The transfer paper according to claim 9, wherein the amount of the binding agent in the additive is 12-38 weight-%, the percentages being dry weight percentages based on the total amount of additive.

### Claim 12 (depends on 9)

The transfer paper according to claim 9, the transfer paper having an absence of a barrier layer over said additive.

### Claim 13 (depends on 9)

The transfer paper of claim 9, wherein the additive is impregnated extending throughout the internal fibrous structure of the base paper.

### Claim 14

A transfer paper for use for transferring a print of ink onto a fabric, said transfer paper comprising:
i) a base paper;
ii) an additive comprising a starch component, and a binding agent;
wherein said starch is an unmodified starch, a modified starch or a mixture thereof; and
wherein said binding agent is a binding agent selected from the group consisting of: an alkyl ketene dimer, a tall oil/fumaric acid copolymer, a styrene/acrylate copolymer, an alkenyl succinic anhydride, and a mixture thereof; and
wherein said base paper comprises an amount of said additive by being impregnated therewith effective to provide said transfer paper, wherein said base paper having a water uptake as defined by a Cobb-45 value of 10-100 g/m2 and a Gurley porosity of less than 100 seconds.

### Claim 15 (depends on 14)

The transfer paper according to claim 14, wherein said base paper having a weight of less than 70 g/m2.