阅读说明：本技术 一种防渗透粘合衬的制备方法 (Preparation method of anti-seepage adhesive interlining ) 是由 桑昭 张瑞萍 王海峰 王洛豪 付绍来 于 2020-06-08 设计创作，主要内容包括：本发明公开了一种防渗透粘合衬的制备方法,圆网用PA黑粉粉点涂层之后还包括微胶囊的涂层胶涂层步骤,或者,圆网用添加了微胶囊的PA黑粉粉点涂层。该防渗透粘合衬与面料粘合时,由于温度提高,微胶囊破裂,氟硅烷从微胶囊中释放,微胶囊壁材将氟硅烷粘着在织物上,达到防止渗胶的作用。该防渗透粘合衬与面料粘合后,初始剥离强度＞20N/5cm,水洗20次不起泡,且防渗透粘合衬与面料粘合后,目测面料一侧无明显白色胶点。(The invention discloses a preparation method of an anti-seepage adhesive interlining, which comprises a step of coating a coating glue of microcapsules after coating a PA black powder dot for a rotary screen, or the rotary screen is coated with the PA black powder dot added with the microcapsules. When the anti-seepage adhesive interlining is adhered to the fabric, the microcapsules are broken due to the increase of temperature, fluorosilane is released from the microcapsules, and the fluorosilane is adhered to the fabric by the microcapsule wall materials, so that the effect of preventing glue seepage is achieved. After the anti-seepage adhesive interlining is adhered to the fabric, the initial peel strength is more than 20N/5cm, the anti-seepage adhesive interlining does not bubble after being washed for 20 times, and after the anti-seepage adhesive interlining is adhered to the fabric, no obvious white glue point is observed on one side of the fabric by eye.)

1. A preparation method of an anti-seepage adhesive interlining is characterized in that a coating glue coating step of microcapsules is further included after a cylinder is coated with PA black powder dots, or the cylinder is coated with the PA black powder dots added with the microcapsules.

2. A preparation method of an anti-seepage adhesive liner is characterized by comprising the following steps: singeing, enzyme cold batch, 95 ℃ high-efficiency hot water washing, steaming and alkali boiling, 95 ℃ high-efficiency hot water washing, cold water washing, acid neutralization, drying in a drying barrel, low-temperature reactive dye dyeing, color fixation and washing, resin finishing, coating of No. 1 round screen with PA black powder dots, coating of No. 2 round screen with microcapsule coating glue, comprehensive inspection and split-roll packaging;

or:

singeing, enzyme cold batch, 95 ℃ high-efficiency hot water washing, steaming and alkali boiling, 95 ℃ high-efficiency hot water washing, cold water washing, acid neutralization, drying in a drying barrel, low-temperature reactive dye dyeing, color fixation and washing, resin finishing, coating a round screen with PA black powder added with microcapsules, comprehensive inspection and roll-splitting packaging.

3. The process according to claim 1 or 2, wherein the process for preparing microcapsules comprises the steps of:

respectively pre-emulsifying the monomer 1 and the monomer 2 to obtain a monomer 1 pre-emulsion and a monomer 2 pre-emulsion;

adding fluorosilane and 1/3 mass of monomer 1 pre-emulsion into a reactor filled with inert gas, fully stirring, heating to 35-45 ℃, introducing inert gas, then dropwise adding 1/3 mass of priming solution, and reacting for 1-2 h;

dropwise adding the residual monomer 1 pre-emulsion and 1/3 initiator solution, controlling the temperature at 35-40 ℃, and reacting for 1-2 h;

and dropwise adding the rest priming solution and the pre-emulsion of the monomer 2, reacting fully, heating to 45-50 ℃, reacting for 1-2 h, cooling, and adjusting the pH value to 7-8 to obtain the microcapsule.

4. The preparation method according to claim 3, wherein the fluorosilane is hexafluorohexyltriethoxysilane or tridecafluorooctyltriethoxysilane, the monomer 1 is ethyl acrylate or butyl acrylate, the monomer 2 is one of methyl methacrylate, acrylonitrile or styrene, and the initiator is ammonium persulfate or a redox initiator of ammonium persulfate.

5. The preparation method according to claim 3, wherein the fluorosilane is added in a mass part of 40 to 50 parts, the monomer 1 is added in a mass part of 20 to 30 parts, the monomer 2 is added in a mass part of 10 to 20 parts, and the initiator is added in a mass part of 1 to 3 parts.

6. The method of claim 3, wherein the inert gas is nitrogen.

7. The method according to claim 1, wherein the pre-emulsification of monomer 1 or monomer 2 comprises the steps of: adding the monomer 1 or the monomer 2, an emulsifier and distilled water into a flask, and then stirring for 0.5-1h until the monomer 1 or the monomer 2 is uniformly emulsified.

8. The method according to claim 7, wherein the emulsifier is Tween or span.

9. The method according to claim 7, wherein the emulsifier is added in an amount of 10 parts by mass.

10. Barrier adhesive liner obtained by the method of preparation according to any one of claims 1 to 9.

Technical Field

The invention relates to a textile auxiliary material processing method, in particular to a preparation method of an anti-seepage adhesive interlining.

Background

The adhesive lining is a lining coated with hot melt adhesive and is one of the auxiliary materials frequently used in garment manufacture. The adhesive lining is attached to the back of the cloth through heating and ironing, and can be embodied by adding the adhesive lining when the cloth needs to express stiffness and thickness, or the cloth is too soft and slippery to operate, so that the cloth can be easily treated by adding the adhesive lining. After the common lining cloth is bonded with the dark-colored fabric, white glue points on one side of the fabric are obviously exuded, and the appearance style of the clothes is seriously influenced.

Disclosure of Invention

It is an object of the present invention to provide a method of making an impermeable adhesive backing that addresses one or more of the above-identified problems of the prior art.

According to the preparation method of the anti-seepage adhesive interlining, the coating step of the coating glue of the microcapsule is also included after the cylinder is coated with the PA black powder dot, or the cylinder is coated with the PA black powder dot added with the microcapsule.

A method of making an impermeable adhesive backing comprising the steps of: singeing, enzyme cold batch, 95 ℃ high-efficiency hot water washing, steaming and alkali boiling, 95 ℃ high-efficiency hot water washing, cold water washing, acid neutralization, drying in a drying barrel, low-temperature reactive dye dyeing, color fixation and washing, resin finishing, coating of No. 1 round screen with PA black powder dots, coating of No. 2 round screen with microcapsule coating glue, comprehensive inspection and split-roll packaging;

or:

singeing, enzyme cold batch, 95 ℃ high-efficiency hot water washing, steaming and alkali boiling, 95 ℃ high-efficiency hot water washing, cold water washing, acid neutralization, drying in a drying barrel, low-temperature reactive dye dyeing, color fixation and washing, resin finishing, coating a round screen with PA black powder added with microcapsules, comprehensive inspection and roll-splitting packaging.

In some embodiments, the method of making the microcapsules comprises the steps of:

respectively pre-emulsifying the monomer 1 and the monomer 2 to obtain a monomer 1 pre-emulsion and a monomer 2 pre-emulsion;

adding fluorosilane and 1/3 mass of monomer 1 pre-emulsion into a reactor filled with inert gas, fully stirring, heating to 35-45 ℃, introducing inert gas, then dropwise adding 1/3 mass of priming solution, and reacting for 1-2 h;

dropwise adding the residual monomer 1 pre-emulsion and 1/3 initiator solution, controlling the temperature at 35-40 ℃, and reacting for 1-2 h;

and dropwise adding the rest priming solution and the pre-emulsion of the monomer 2, reacting fully, heating to 45-50 ℃, reacting for 1-2 h, cooling, and adjusting the pH value to 7-8 to obtain the microcapsule.

In some embodiments, the fluorosilane is hexafluorohexyltriethoxysilane or tridecafluorooctyltriethoxysilane, the monomer 1 is ethyl acrylate or butyl acrylate, the monomer 2 is one of methyl methacrylate, acrylonitrile or styrene, and the initiator is a redox initiator of ammonium persulfate or ammonium persulfate.

In some embodiments, the fluorosilane is added in a mass part of 40 to 50 parts, the monomer 1 is added in a mass part of 20 to 30 parts, the monomer 2 is added in a mass part of 10 to 20 parts, and the initiator is added in a mass part of 1 to 3 parts.

In some embodiments, the inert gas is nitrogen.

In some embodiments, the pre-emulsification of monomer 1 or monomer 2 comprises the steps of: adding the monomer 1 or the monomer 2, an emulsifier and distilled water into a flask, and then stirring for 0.5-1h until the monomer 1 or the monomer 2 is uniformly emulsified.

In some embodiments, the emulsifier is tween or span.

In some embodiments, the emulsifier is added in 10 parts by mass.

The impermeable adhesive interlining obtained by the preparation method.

Has the advantages that:

when the anti-seepage adhesive interlining is adhered to the fabric, the microcapsules are broken due to the increase of temperature, fluorosilane is released from the microcapsules, and the fluorosilane is adhered to the fabric by the microcapsule wall materials, so that the effect of preventing glue seepage is achieved. After the anti-seepage adhesive interlining is adhered to the fabric, the initial peel strength is more than 20N/5cm, the anti-seepage adhesive interlining does not bubble after being washed for 20 times, and after the anti-seepage adhesive interlining is adhered to the fabric, no obvious white glue point is observed on one side of the fabric by eye.

Detailed Description

In order to make the technical solutions in the embodiments of the present application better understood, the technical solutions in the embodiments of the present application will be clearly and completely described below, and it is obvious that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.