阅读说明：本技术 一种用于玻璃纤维织物转移印花的免水洗转移印花工艺 (Washing-free transfer printing process for transfer printing of glass fiber fabric ) 是由 陈国强 冯建忠 陈排前 于 2021-02-25 设计创作，主要内容包括：本发明公开了一种用于玻璃纤维织物转移印花的免水洗转移印花工艺,包括以下步骤：(1)在PET膜表面进行涂层,然后在其上印制活性墨水,得到PET印花膜；(2)通过上浆装置对织物进行上浆；(3)将上浆后的织物和PET印花膜进行转移印花；(4)烘干,定型固色,得到转移印花织物。本发明的工艺将染料转移到玻璃纤维织物上,实现玻璃纤维织物上免水洗连续化转移印花,所制得的织物摩擦耐性好,色牢度高。(The invention discloses a washing-free transfer printing process for transfer printing of glass fiber fabrics, which comprises the following steps: (1) coating the surface of the PET film, and then printing active ink on the PET film to obtain a PET printing film; (2) sizing the fabric through a sizing device; (3) transfer printing is carried out on the sized fabric and the PET printing film; (4) and drying, shaping and fixing color to obtain the transfer printing fabric. The process transfers the dye to the glass fiber fabric to realize washing-free continuous transfer printing on the glass fiber fabric, and the prepared fabric has good friction resistance and high color fastness.)

1. A washing-free transfer printing process for transfer printing of glass fiber fabrics is characterized by comprising the following steps:

(1) coating the surface of the PET film, and then printing active ink on the PET film to obtain a PET printing film;

(2) sizing the fabric through a sizing device;

(3) transfer printing is carried out on the sized fabric and the PET printing film;

(4) drying, shaping and fixing color to obtain a transfer printing fabric;

the sizing agent in the step (2) comprises the following components in percentage by weight: 40-90% of resin, 1-6% of cross-linking agent, 0.1-2% of auxiliary agent and the balance of water.

2. The water-free transfer printing process according to claim 1, wherein the resin is one or more of organosilicon modified polyurethane, acrylic resin, waterborne polyurethane and epoxy resin; the cross-linking agent is one or more of oxazolin cross-linking agent, polycarbodiimide cross-linking agent and aziridine cross-linking agent; the auxiliary agent is a softening agent and a brightening agent.

3. The wash-free transfer printing process according to claim 2, wherein the softener is a silicone softener; the brightener is nitrocellulose polyacrylate brightener.

4. The wash-free transfer printing process according to claim 1, wherein the PET printing film is printed by an ink printer or an ink-jet printer.

5. The wash-free transfer printing process according to claim 1, wherein in the step (2), the sizing rate is 20-90%.

6. The washing-free transfer printing process according to claim 1, wherein in the step (3), the temperature of the transfer printing is 120-160 ℃, the pressure is 1-10 Mpa, and the vehicle speed is 5-20 m/min.

7. The wash-free transfer printing process according to claim 1, wherein in the step (4), the drying temperature is 60-120 ℃.

8. The washing-free transfer printing process according to claim 1, wherein in the step (4), the setting and fixing temperature is 160-180 ℃.

9. The wash-free transfer printing process according to claim 1, wherein in the step (4), the qualitative fixation time is 3-7 min.

10. The washing-free transfer printing process of claim 1, wherein the glass fiber fabric is a glass fiber woven fabric or a glass felt fabric.

Technical Field

The invention relates to the technical field of textiles, in particular to a washing-free transfer printing process for transfer printing of glass fiber fabrics.

Background

The glass fiber is an inorganic functional material with excellent performance, has a series of excellent performances such as high tensile strength, good rigidity, high temperature resistance, corrosion resistance and the like, and is widely applied to various fields of national economy. The development of the colored glass fiber products has very important significance for widening the application range of the glass fiber products. In order to improve the appearance of the glass fiber, meet the requirements of customers on the color of the product and expand the application range of the product, the glass fiber fabric needs to be printed to meet the requirements of developing glass fiber products with different colors. At present, transfer printing mainly comprises a sublimation method, a migration method, a melting method and an ink layer stripping method, but the process methods can not obtain good effect on glass fiber fabrics, and have the defects of long printing time, poor color fastness and the like.

Disclosure of Invention

The invention aims to provide a washing-free transfer printing process for transfer printing of glass fiber fabrics, which comprises the following steps:

(1) coating the surface of the PET film, and then printing active ink on the PET film to obtain a PET printing film;

(2) sizing the fabric through a sizing device;

(3) transfer printing is carried out on the sized fabric and the PET printing film;

(4) drying, shaping and fixing color to obtain a transfer printing fabric;

the sizing agent in the step (2) comprises the following components in percentage by weight: 40-90% of resin, 1-6% of cross-linking agent, 0.1-2% of auxiliary agent and the balance of water.

Further, according to the water-free transfer printing process of claim 1, the resin is one or more of organosilicon modified polyurethane, acrylic resin, waterborne polyurethane and epoxy resin; the cross-linking agent is one or more of oxazolin cross-linking agent, polycarbodiimide cross-linking agent and aziridine cross-linking agent; the auxiliary agent is a softening agent and a brightening agent.

Further, the softening agent is an organic silicon softening agent; the brightener is nitrocellulose polyacrylate brightener.

Further, the printing reactive ink is printed by an ink printer or an ink jet printer.

Furthermore, the sizing slurry is water-washing-free slurry, and a surface sizing or padder sizing mode is adopted.

Further, the sizing rate is 20% -90%.

Further, the temperature of the transfer printing is 120-160 ℃.

Further, the transfer printing pressure is 1MPa-10 MPa.

Further, the speed of the transfer printing vehicle is 5m/min-20 m/min.

Further, the drying temperature is 60-120 ℃.

Further, the qualitative color fixing temperature is 160-180 ℃.

Further, the qualitative color fixing time is 3-7 min.

Further, the glass fiber fabric is glass fiber woven fabric or glass felt cloth.

The invention has the beneficial effects that:

(1) the washing-free transfer printing process can transfer the dye to the glass fiber fabric, realizes washing-free continuous transfer printing of the glass fiber fabric, and is simple and quick to operate.

(2) The transfer printing is carried out on the glass fiber fabric by using the process, and the obtained fabric has good friction resistance and high color fastness.

Detailed Description

The present invention is further described below in conjunction with specific examples to enable those skilled in the art to better understand the present invention and to practice it, but the examples are not intended to limit the present invention.

Example 1:

the embodiment provides a washing-free transfer printing process for glass fiber woven fabric, which comprises the following process steps:

(1) preparing a PET printing film: coating the surface of the PET film, and then printing active ink on the PET film by using an ink-jet printer to obtain a PET printing film;

(2) sizing a printing stock: sizing the glass fiber woven fabric by the self-made washing-free printing paste through a sizing device, wherein the sizing rate is 20%;

(3) transfer printing: carrying out hot-pressing lamination on the sized glass fiber woven fabric and the PET printing film at the temperature of 120 ℃ and the pressure of 1MPa at the speed of 5 m/min;

(4) drying: drying the glass fiber woven fabric at the temperature of 60 ℃;

(5) setting and color fixing: and (3) baking the dried glass fiber woven fabric for color fixation for 3min at 160 ℃ by baking equipment. And (5) finishing color fixation to obtain the glass fiber woven fabric for transfer printing.

Example 2:

the embodiment provides a washing-free transfer printing process for a glass felt fabric, which comprises the following process steps:

(1) preparing a PET printing film: coating the surface of the PET film, and then printing active ink on the PET film by using an ink printer to obtain a PET printing film;

(2) sizing a printing stock: sizing the glass felt fabric by the self-made washing-free printing treatment liquid through a sizing device, wherein the sizing rate is 90%;

(3) transfer printing: carrying out hot-pressing lamination on the sized glass felt fabric and the PET printing film at the temperature of 160 ℃ and the pressure of 10MPa at the speed of 20 m/min;

(4) drying: drying the glass felt fabric at 120 ℃;

(5) setting and color fixing: and (3) baking the dried glass felt fabric for fixation for 7min at 180 ℃ through baking equipment. And (5) finishing color fixation to obtain the transfer printing glass felt fabric.

The fastness tests were carried out on the glass fiber fabrics obtained in the above examples, and the results are shown in table 1. The result shows that the fastness of the glass fiber fabric conforms to GB/T3920-.

TABLE 1 fastness test results of fabrics

The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. The equivalent substitution or change made by the technical personnel in the technical field on the basis of the invention is all within the protection scope of the invention. The protection scope of the invention is subject to the claims.