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Concave-convex feel process transfer film and method of making the same

A transfer film and hand feeling technology, applied in the printing field, can solve the problems of difficulty in presenting wood grain texture, affecting service life, prone to skin warping, etc., and achieves the effect of convenient operation, strong three-dimensional effect and good wear resistance

Inactive Publication Date: 2016-08-17
ZHUOLI IMAGING TECH +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] At present, although there are many imitation solid wood furniture and panel products on the market, most of the surface wood grain patterns are presented by pasting solid veneer or using artificial PVC film, and all of them are It has certain defects: the former is prone to warped skin, which affects the service life; the latter has the shape of wood grain, but it is difficult to present the texture of wood grain, and the degree of simulation is poor.
The traditional wood thorn transfer film can simulate the three-dimensional effect of wood grain, but the wood thorn mold needs to be made by long-term curing or UV curing, and the operation is complicated

Method used

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  • Concave-convex feel process transfer film and method of making the same

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0025] Such as figure 1 As shown, a concave-convex hand-feel process transfer film is composed of a PET base film 2, a back coating 1 coated on one side of the PET base film 2, and a release layer that is sequentially coated on the other side of the PET base film 2 from the inside to the outside. Layer 3, hard layer 4, wood grain pattern layer 5, base color layer 6 and glue layer 7. The wood grain pattern layer is made of the following raw materials in weight percentage: color layer ink 85%, microcapsule foaming agent 15 %.

[0026] The weight composition of each raw material of the microcapsule foaming agent is: 67 parts of EVA resin, 300 parts of toluene, 33 parts of sodium bicarbonate, and 500 parts of anti-solvent (butanone); wherein the VA content of the EVA resin is 25 wt%. The microcapsule foaming agent is obtained by the following method: dissolving EVA resin in toluene, adding sodium bicarbonate when the temperature drops below 40 degrees, using a high-speed shear emulsi...

Embodiment 2

[0035] A transfer film with a concave-convex hand feeling process. The difference from Example 1 is that the wood grain pattern layer is made of the following raw materials in weight percentage: 80% color layer ink and 20% microcapsule foaming agent. The weight composition of each raw material of the microcapsule foaming agent is: 70 parts of EVA resin, 320 parts of toluene, 30 parts of sodium bicarbonate, and 550 parts of anti-solvent (anhydrous ethanol); wherein the VA content of the EVA resin is 32wt%. Others are the same as in Example 1.

[0036] Refer to Example 1 for the preparation method of the microcapsule foaming agent and the preparation method of the concave-convex touch process transfer film.

Embodiment 3

[0038] A transfer film with a concave-convex hand feeling process, which is different from Example 1 in that the wood grain pattern layer is made of the following raw materials by weight percentage: 90% color layer ink and 10% microcapsule foaming agent. The weight composition of each raw material of the microcapsule foaming agent is: 75 parts of EVA resin, 300 parts of toluene, 25 parts of sodium bicarbonate, and anti-solvent (consisting of methyl ethyl ketone, absolute ethanol and isopropanol in a volume ratio of 1:1: 1) 480 parts; among them, the VA content of EVA resin is 35wt%. Others are the same as in Example 1.

[0039] Refer to Example 1 for the preparation method of the microcapsule foaming agent and the preparation method of the concave-convex touch process transfer film.

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Abstract

The invention relates to a concave-convex handle process transfer film, which consists of a PET base film, a back coating coated on one side of the PET base film, and a release layer and a hard layer coated on the other side of the PET base film sequentially from the inside to the outside. 1. It consists of a wood grain pattern layer, a base color layer and a glue layer; the wood grain pattern layer is made of the following raw materials in weight percentage: 80-90% of color layer ink, and 10-20% of microcapsule foaming agent. The innovation point of the present invention is that the wood grain pattern layer containing the microcapsule foaming agent is added in the transfer film, and the sodium bicarbonate in the microcapsule foaming agent decomposes and foams during the coating and drying process, and it will be formed on the PET base film. Printing a wood grain texture with a real hand-touched solid wood concave-convex feeling, with a strong three-dimensional effect, can quickly improve the product grade while saving natural wood, and has a very high market promotion value.

Description

technical field [0001] The invention belongs to the technical field of printing, and in particular relates to a thermal transfer film capable of printing a real hand-touched concave-convex feeling of solid wood and a manufacturing method thereof. Background technique [0002] Solid wood furniture often sees people with its natural wood color, which naturally reveals a simple and calm beauty, which meets the psychological needs of modern urbanites advocating nature, so it will last forever. However, under the high price pressure of solid wood furniture, many consumers are discouraged and turn their attention to imitation solid wood furniture. [0003] At present, although there are many imitation solid wood furniture and board products on the market, most of the surface wood grain patterns are presented by pasting solid wood veneer or using simulated PVC film, and all have certain defects: the former is prone to warping, which affects the service life The latter has the shap...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): B41M5/28
Inventor 刘海军杨长付杨立冬王映朴
Owner ZHUOLI IMAGING TECH