阅读说明：本技术 一种防辐射面料及其制备工艺 (Anti-radiation fabric and preparation process thereof ) 是由 刘裕芬 于 2020-06-09 设计创作，主要内容包括：本发明公开了一种防辐射面料及其制备工艺,属于面料及纺织技术领域。本发明以壳聚糖纤维、氨纶、棉线和聚酯纤维为原料,通过整纱、织造、封孔、染色、后整理及抗氧化涂层工艺制备抗辐射面料。本发明将牡蛎壳粉应用于织物涂层,能够很好的吸附和包裹维生素和褐藻多糖,包裹抗氧化能力强的维生素C和维生素E制成微胶囊应用于纤维织物涂层,实现了纤维持久的抗氧化和防辐射效果,面料更柔软、更耐洗,其防辐射效果更持久,尤其是褐藻多糖的添加显著提升了纺织面料的防辐射效果和防辐射效果的持久性,并且以壳聚糖纤维替代银纤维,取得了显著的防辐射技术效果。(The invention discloses a radiation-proof fabric and a preparation process thereof, and belongs to the technical field of fabrics and textiles. The invention takes chitosan fiber, spandex, cotton thread and polyester fiber as raw materials, and prepares the anti-radiation fabric through the processes of yarn finishing, weaving, hole sealing, dyeing, after finishing and oxidation resistant coating. According to the invention, oyster shell powder is applied to the fabric coating, vitamins and brown algae polysaccharide can be well adsorbed and coated, vitamin C and vitamin E with strong oxidation resistance are coated to prepare microcapsules to be applied to the fabric coating, so that the durable oxidation and radiation protection effects of the fiber are realized, the fabric is softer and more washable, the radiation protection effect is more durable, especially the addition of brown algae polysaccharide obviously improves the radiation protection effect and the durability of the radiation protection effect of the textile fabric, and the chitosan fiber is used for replacing silver fiber, so that the obvious radiation protection technical effect is obtained.)

1. A preparation process of radiation-proof fabric is characterized by comprising the following steps:

(1) selecting yarns: selecting spandex and cotton threads as weft yarns, and chitosan fibers, polyester fibers and cotton threads as warp yarns;

(2) and (3) whole warp: cone yarn, warping, coiling, warp coiling, sizing, coiling, warp merging and weaving coiling;

(3) and (3) whole warp: cone yarn, warping, coiling, warp coiling, sizing, coiling, warp merging and weaving coiling;

(4) weaving: weaving the warp yarn blended yarns and the weft yarn blended yarns into fabrics, wherein the fabric weave adopts plain weave;

(5) sealing holes;

(6) dyeing;

(7) and (3) after finishing: and softening, reducing, cleaning and shaping to obtain the finished fabric.

2. The preparation process of the radiation-proof fabric according to claim 1, characterized in that the weft yarns are 2-4% of chitosan fibers, 12-22% of spandex and 75-85% of cotton threads, and the sum of the components is 100%; the warp yarns comprise 0-3% of chitosan fibers, 10-15% of polyester fibers and 80-90% of cotton threads, and the sum of the components is 100%.

3. The preparation process of the radiation-proof fabric according to claim 1, characterized in that the after-finishing process further comprises an antioxidant coating process, and the specific process steps comprise: stirring 80-100 parts of polyether-co-acetamide resin solution and 0-20 parts of oyster shell powder-vitamin polysaccharide microcapsules for 1-2 hours, then ultrasonically dispersing for 30-40 min uniformly, defoaming in vacuum, pouring the obtained coating solution onto a garment fabric fiber fabric, coating with a scraper, and drying at 60-80 ℃ to obtain the coated fabric.

4. The preparation process of the radiation-proof fabric according to claim 3, wherein the oyster shell powder-vitamin polysaccharide microcapsule is prepared by the following steps: (1) firstly, performing ultrasonic oscillation on 40-60 parts of oyster shell powder to respectively form particles of 40-80 nm; (2) adding 4-5 parts of beta-cyclodextrin; (3) adding 100-130 parts of deionized water, and stirring and dispersing uniformly to obtain a mixed solution of oyster shell powder and cyclodextrin; (4) mixing 1-2 parts of vitamin C, 1-2 parts of vitamin E and 0-2 parts of brown algae polysaccharide, adding the mixture into absolute ethyl alcohol according to the mass ratio of 1:10, uniformly stirring and dispersing, mixing with the solution obtained in the step (3), heating at 60-65 ℃, ultrasonically oscillating for 1-2 hours, cooling, filtering, and vacuum drying at low temperature to obtain the oyster shell powder-vitamin polysaccharide microcapsule.

5. The preparation process of the radiation-proof fabric according to claim 3, wherein the oyster shell powder-vitamin polysaccharide microcapsule is prepared by the following steps: (1) firstly, 50 parts of oyster shell powder are subjected to ultrasonic oscillation to respectively form particles of 40nm-80 nm; (2) adding 5 parts of beta-cyclodextrin; (3) adding 120 parts of deionized water, and stirring and dispersing uniformly to obtain a mixed solution of oyster shell powder and cyclodextrin; (4) mixing 1.5 parts of vitamin C, 1.5 parts of vitamin E and 1.2 parts of brown algae polysaccharide, adding the mixture into absolute ethyl alcohol according to the mass ratio of 1:10, uniformly stirring and dispersing, mixing with the solution obtained in the step (3), heating at 60-65 ℃, ultrasonically oscillating for 2 hours, cooling, filtering, and vacuum drying at low temperature to obtain the oyster shell powder-vitamin polysaccharide microcapsule.

6. The preparation process of the radiation-proof fabric according to claim 3, wherein the preparation method of the polyether-co-acetamide resin is as follows: dissolving 5-15 parts of polyether-co-acetamide resin in n-butyl alcohol at the temperature of 80-85 ℃ in a ratio of 1:10 to obtain a polyether-co-acetamide resin solution with the mass fraction of 10%.

7. The radiation protective fabric produced by the process of claim 1.

Technical Field

The invention relates to a radiation-proof fabric and a preparation process thereof, in particular to a preparation process for preparing an antibacterial and radiation-proof fabric by utilizing oyster shell powder-vitamin polysaccharide microcapsules, and belongs to the technical field of fabrics and textiles.

Background

The most direct way for preventing electromagnetic wave radiation in the prior art is to wear radiation-proof clothes, and the purpose of reducing or completely isolating electromagnetic wave radiation is achieved through special radiation-proof fibers or radiation-proof coating metal in the clothes. The metal wires are implanted in the fabric, and the silver is the best choice from the aspects of comfort and radioactivity effect. The silver fiber is added into the fabric, so that the fabric can have the effects of sterilization, radiation protection and the like. The silver has good conductivity, and can conduct electricity rapidly and efficiently, so that the silver fiber can play the roles of anti-static electricity and electromagnetic shielding after being added, and the silver fiber has good sterilization effect. However, after the existing silver fiber textile fabric is washed and used for many times, the problems of silver fiber oxidation discoloration, silver fiber shedding and the like can occur, so that the sterilization and radiation protection performance of the existing silver fiber textile fabric is reduced.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention provides an anti-radiation fabric and a preparation process thereof, and solves the problem that the anti-radiation and bactericidal performance of the fabric is reduced due to the oxidation and falling of silver fibers in the textile fabric.

The invention realizes the technical effects through the following technical scheme:

the invention provides a preparation process of an anti-radiation fabric, which specifically comprises the following steps:

(1) selecting yarns: selecting spandex and cotton threads as weft yarns, and chitosan fibers, polyester fibers and cotton threads as warp yarns;

(2) and (3) whole warp: cone yarn, warping, coiling, warp coiling, sizing, coiling, warp merging and weaving coiling;

(3) and (3) whole warp: cone yarn, warping, coiling, warp coiling, sizing, coiling, warp merging and weaving coiling;

(4) weaving: weaving the warp yarn blended yarns and the weft yarn blended yarns into fabrics, wherein the fabric weave adopts plain weave;

(5) sealing holes;

(6) dyeing;

(7) and (3) after finishing: and softening, reducing, cleaning and shaping to obtain the finished fabric.

Further, the weft yarns are 2-4% of chitosan fibers, 12-22% of spandex and 75-85% of cotton threads, and the sum of all the components is 100%; the warp yarns comprise 0-3% of chitosan fibers, 10-15% of polyester fibers and 80-90% of cotton threads, and the sum of the components is 100%.

Preferably, the after-finishing process further comprises an antioxidant coating process, and the specific process steps comprise: stirring 80-100 parts of polyether-co-acetamide resin solution and 0-20 parts of oyster shell powder-vitamin polysaccharide microcapsules for 1-2 hours, then ultrasonically dispersing for 30-40 min uniformly, defoaming in vacuum, pouring the obtained coating solution onto a garment fabric fiber fabric, coating with a scraper, and drying at 60-80 ℃ to obtain the coated fabric.

Further, the oyster shell powder-vitamin polysaccharide microcapsule is prepared by the following steps: (1) firstly, performing ultrasonic oscillation on 40-60 parts of oyster shell powder to respectively form particles of 40-80 nm; (2) adding 4-5 parts of beta-cyclodextrin; (3) adding 100-130 parts of deionized water, and stirring and dispersing uniformly to obtain a mixed solution of oyster shell powder and cyclodextrin; (4) mixing 1-2 parts of vitamin C, 1-2 parts of vitamin E and 0-2 parts of brown algae polysaccharide, adding the mixture into absolute ethyl alcohol according to the mass ratio of 1:10, uniformly stirring and dispersing, mixing with the solution obtained in the step (3), heating at 60-65 ℃, ultrasonically oscillating for 1-2 hours, cooling, filtering, and vacuum drying at low temperature to obtain the oyster shell powder-vitamin polysaccharide microcapsule.

Preferably, the oyster shell powder-vitamin polysaccharide microcapsule is prepared by the following steps: (1) firstly, 50 parts of oyster shell powder are subjected to ultrasonic oscillation to respectively form particles of 40nm-80 nm; (2) adding 5 parts of beta-cyclodextrin; (3) adding 120 parts of deionized water, and stirring and dispersing uniformly to obtain a mixed solution of oyster shell powder and cyclodextrin; (4) mixing 1.5 parts of vitamin C, 1.5 parts of vitamin E and 1.2 parts of brown algae polysaccharide, adding the mixture into absolute ethyl alcohol according to the mass ratio of 1:10, uniformly stirring and dispersing, mixing with the solution obtained in the step (3), heating at 60-65 ℃, ultrasonically oscillating for 2 hours, cooling, filtering, and vacuum drying at low temperature to obtain the oyster shell powder-vitamin polysaccharide microcapsule.

Further, the preparation method of the polyether-co-acetamide resin is as follows: dissolving 5-15 parts of polyether-co-acetamide resin in n-butyl alcohol at the temperature of 80-85 ℃ in a ratio of 1:10 to obtain a polyether-co-acetamide resin solution with the mass fraction of 10%.

Further, the invention protects all radiation-proof fabrics prepared by the above process.

Compared with the prior art, the radiation-proof fabric and the preparation process thereof provided by the invention have the following remarkable advantages:

(1) the oyster shell powder is applied to the fabric coating, the oyster shell contains a large number of 2-10 mu m micropore structures, contains a plurality of biological activity amino polysaccharides and characteristic proteins, has stronger adsorption capacity, can contain molecules with certain size, is crosslinked with beta-cyclodextrin, can well adsorb and wrap vitamin and brown algae polysaccharide, and wraps vitamin C and vitamin E with strong oxidation resistance to prepare microcapsules to be applied to the fabric coating, so that on one hand, the lasting oxidation resistance and radiation protection effects of fibers can be realized, and on the other hand, the effective components of the oyster shell powder have good oxidation resistance and radiation protection effects;

(2) the fabric finished by the polyether-co-acetamide resin and the oyster shell powder-vitamin polysaccharide microcapsule coating is softer and more washable, and the radiation protection effect is more durable, and especially the addition of the brown algae polysaccharide obviously improves the radiation protection effect and the durability of the radiation protection effect of the textile fabric;

(3) the anti-radiation textile fabric provided by the invention thoroughly replaces the application of silver fibers in anti-radiation fabrics, and replaces chitosan fibers, and a remarkable anti-radiation technical effect is obtained through the improvement of a preparation process.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments.