Fabric print medium

Patent metadata

Field	Value
Publication number	US-11207908-B2
Application number	US-201616306914-A
Country	US
Kind code	B2
Filing date	Sep 9, 2016
Priority date	Sep 9, 2016
Publication date	Dec 28, 2021
Grant date	Dec 28, 2021

Abstract

A fabric print medium comprising a fabric base substrate; a primary coating composition with a polymeric binder and filler particles applied to, at least, one side of the fabric base substrate; an image-receiving coating composition with a first and a second crosslinked polymeric network applied over the primary coating composition; and a barrier layer comprising a water-repellent agent and a physical gelling compound. Also disclosed are the method for making such fabric print medium and the method for producing printed images using said material.

First claim

The invention claimed is:

1. A fabric print medium comprising:
a. a fabric base substrate;
b. a barrier layer comprising a water-repellent agent and a physical gelling compound applied to, at least, one side of the fabric base substrate, wherein the barrier layer is applied to the fabric base substrate at a dry coat weight ranging from about 0.5 gsm per side to about 10 gsm per side;
c. a primary coating composition including a polymeric binder and filler particles, applied over the barrier layer;
d. and an image-receiving coating composition including a first and a second crosslinked polymeric network applied over the primary coating composition.

2. The fabric print medium of claim 1 wherein, in the barrier layer, the water-repellent agent is a film-forming polymer latex having a glass transition temperature (Tg) that is less than 0° C.

3. The fabric print medium of claim 1 wherein, in the barrier layer, the water-repellent agent is an acrylic polymer or copolymer, a vinyl acetate polymer or copolymer, a polyester polymer or copolymer, a vinylidene chloride polymer or copolymer, a butadiene polymer or copolymer, a styrene-butadiene polymer or copolymer, an acrylonitrile-butadiene polymers or copolymers.

4. The fabric print medium of claim 1 wherein, in the barrier layer, the physical gelling compound is a polymer having a molecular weight ranging from about 300,000 to about 1,000,000.

5. The fabric print medium of claim 1 wherein, in the barrier layer, the physical gelling compound is selected form the group consisting of copolymers of acrylates, copolymers with acrylate based polyelectrolyte backbone, copolymers with polyester backbone, and copolymers with polyurethane based copolymer backbone.

6. The fabric print medium of claim 1 wherein the primary coating composition comprises flame retardant agents or filler particles with flame retardancy properties that are selected from the group consisting of phosphorus-containing compounds, nitrogen-containing compounds, organophosphate compounds, alumina trihydrate and calcium carbonate.

7. The fabric print medium of claim 1 wherein, in the primary coating composition, the polymeric binder has a glass transition temperature (Tg) that is less than 5° C.

8. The fabric print medium of claim 1 wherein, in the primary coating composition, the polymeric binder is a polymer or a copolymer selected from the group consisting of acrylic polymers or copolymers, vinyl acetate polymers or copolymers, polyester polymers or copolymers, vinylidene chloride polymers or copolymers, butadiene polymers or copolymers, styrene-butadiene polymers or copolymers and acrylonitrile-butadiene polymers or copolymers.

9. The fabric print medium of claim 1 wherein the primary coating composition is applied over the over the barrier layer at a dry coat weight ranging from about 5 gsm to about 200 gsm per side.

10. The fabric print medium of claim 1 wherein, in the image-receiving coating composition, the first crosslinked polymeric network and the second crosslinked polymeric network are different and independently comprises polyacrylate, polyurethane, vinyl-urethane, acrylic urethane, polyurethane-acrylic, polyether polyurethane, polyester polyurethane, polycaprolactam polyurethane, polyether polyurethane, alkyl epoxy resin, epoxy novolac resin, polyglycidyl resin, polyoxirane resin, polyamine, styrene maleic anhydride, a derivative thereof, or a combination thereof.

11. The fabric print medium of claim 1 wherein the image-receiving layer is applied, over the primary coating composition, at a dry coat weight ranging from about 0.5 gsm to about 50 gsm per side.

12. A printable recording medium comprising a fabric base substrate, a barrier layer comprising a film-forming polymer latex having a glass transition temperature (Tg) that is less than 0° C. and a physical gelling compound applied to at least one side of the fabric base substrate at a dry coat weight ranging from about 0.5 gsm per side to about 10 gsm per side, a primary coating composition including a polymeric binder and filler particles applied over the barrier layer and an image-receiving coating composition.

13. A fabric print medium comprising:
a. a fabric base substrate;
b. a barrier layer comprising a water-repellent agent and a physical gelling compound applied to, at least, one side of the fabric base substrate;
c. a primary coating composition including a polymeric binder and filler particles, applied over the barrier layer, wherein the polymeric binder has a glass transition temperature (Tg) that is less than 5° C.;
d. and an image-receiving, coating composition including a first and a second crosslinked polymeric network applied over the primary coating composition.

14. The fabric print medium of claim 13 wherein, in the barrier layer, the water-repellent agent is a film-forming polymer latex having a glass transition temperature (Tg) that is less than 0° C.

15. The fabric print medium of claim 13 wherein, in the barrier layer, the water-repellent agent is an acrylic polymer or copolymer, a vinyl acetate polymer or copolymer, a polyester polymer or copolymer, a vinylidene chloride polymer or copolymer, a butadiene polymer or copolymer, a styrene-butadiene polymer or copolymer, an acrylonitrile-butadiene polymers or copolymers.

16. The fabric print medium of claim 13 wherein, in the barrier layer, the physical gelling compound is a polymer having a molecular weight ranging from about 300,000 to about 1,000,000.

17. The fabric print medium of claim 13 wherein, in the barrier layer, the physical gelling compound is selected form the group consisting of copolymers of acrylates, copolymers with acrylate based polyelectrolyte backbone, copolymers with polyester backbone, and copolymers with polyurethane based copolymer backbone.

18. The fabric print medium of claim 13 wherein the primary coating composition comprises flame retardant agents or filler particles with flame retardancy properties that are selected from the group consisting of phosphorus-containing compounds, nitrogen-containing compounds, organophosphate compounds, alumina trihydrate and calcium carbonate.

19. The fabric print medium of claim 13 wherein, in the primary coating composition, the polymeric binder is a polymer or a copolymer selected from the group consisting of acrylic polymers or copolymers, vinyl acetate polymers or copolymers, polyester polymers or copolymers, vinylidene chloride polymers or copolymers, butadiene polymers or copolymers, styrene-butadiene polymers or copolymers and acrylonitrile-butadiene polymers or copolymers.

20. The fabric print medium of claim 13 wherein the primary coating composition is applied over the over the barrier layer at a dry coat weight ranging from about 5 gsm to about 200 gsm per side.

21. The fabric print medium of claim 13 wherein, in the image-receiving coating composition, the first crosslinked polymeric network and the second crosslinked polymeric network are different and independently comprises polyacrylate, polyurethane, vinyl-urethane, acrylic urethane, polyurethane-acrylic, polyether polyurethane, polyester polyurethane, polycaprolactam polyurethane, polyether polyurethane, alkyl epoxy resin, epoxy novolac resin, polyglycidyl resin, polyoxirane resin, polyamine, styrene maleic anhydride, a derivative thereof, or a combination thereof.

22. The fabric print medium of claim 13 wherein the image-receiving layer is applied, over the primary coating composition, at a dry

Assignees

• Hewlett Packard Development Co

Inventors

• Zhou Xiaoqi

Classifications

• B41M5/5263 Primary

  characterised by the use of polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds · CPC title

• B41M5/5281

  Polyurethanes or polyureas · CPC title

• D06P5/30 Primary

  Ink jet printing · CPC title

• B41M5/52

  Macromolecular coatings · CPC title

• D06P1/5271

  Polyesters; Polycarbonates; Alkyd resins · CPC title