阅读说明：本技术 一种抗油污棉服及其加工工艺 (Anti-oil cotton clothes and processing technology thereof ) 是由 林巧 黄丽娜 于 2020-07-10 设计创作，主要内容包括：本发明涉及服装的技术领域,公开了一种抗油污棉服及其加工工艺,抗油污棉服包括通过整理剂整理的衣身主体；整理剂包括以下重量份的原料：30-35份全氟辛基乙基丙烯酸酯；8-10份辛烯醛；0.4-0.6份偶氮二异丁腈；2-3份表面活性剂；100-120份去离子水。本发明具有以下优点和效果：全氟辛基乙基丙烯酸酯具有良好的疏水性能和抗油污性能；辛烯醛一方面具有长碳氢直链,可有效降低表面张力,另一方面又具有反应活性较高的醛基,在催化剂偶氮二异丁腈的作用下,辛烯醛可与全氟辛基乙基丙烯酸酯反应产生较好的协同作用,提高降低表面张力的效率,通过整理剂的整理,使棉服的表面张力小于一般油污3×10<Sup>-4</Sup>N/cm的表面张力,从而使油污不易沾污棉服,达到抗油污的目的。(The invention relates to the technical field of clothes and discloses an oil stain resistant cotton clothes and a processing technology thereofA body; the finishing agent comprises the following raw materials in parts by weight: 30-35 parts of perfluorooctyl ethyl acrylate; 8-10 parts of octenal; 0.4-0.6 parts of azobisisobutyronitrile; 2-3 parts of a surfactant; 100-120 parts of deionized water. The invention has the following advantages and effects: the perfluorooctyl ethyl acrylate has good hydrophobic property and oil stain resistance; the octenal has long straight chain hydrocarbon chain to lower surface tension effectively and aldehyde group with high reaction activity, and can react with perfluoro octyl ethyl acrylate to produce excellent synergistic effect and raise the surface tension reducing efficiency of cotton clothing, and the cotton clothing has surface tension lower than that of common oil stain 3 x 10 ‑4 The surface tension of N/cm, thereby the oil stain is not easy to stain the cotton clothes, and the purpose of resisting the oil stain is achieved.)

1. The utility model provides an anti greasy dirt cotton-padded clothes, includes clothing body main part, its characterized in that: the garment body is finished through a finishing agent; the finishing agent is prepared from the following raw materials in parts by weight:

30-35 parts of perfluorooctyl ethyl acrylate;

8-10 parts of octenal;

0.4-0.6 parts of azobisisobutyronitrile;

2-3 parts of a surfactant;

100-120 parts of deionized water.

2. The oil stain resistant cotton clothes according to claim 1, characterized in that: the raw materials also comprise 5 to 6 parts of chitosan and 0.8 to 1 part of N-hydroxysuccinimide by weight.

3. The oil stain resistant cotton clothes according to claim 1, characterized in that: the surfactant is behenamidopropyl dimethylamine.

4. The oil stain resistant cotton clothes according to claim 3, characterized in that: the finishing agent also comprises 1-2 parts of softening agent.

5. The oil and stain resistant cotton clothes as claimed in claim 4, wherein: the softening agent is fatty amide polyoxyethylene ether.

6. The process for processing the oil-stain-resistant cotton clothes as claimed in any one of claims 1 to 5, which is characterized by comprising the following steps:

s1, preparing a finishing agent; firstly, mixing perfluorooctyl ethyl acrylate, octenal, azobisisobutyronitrile and a surfactant, raising the temperature to 90-110 ℃, stirring and reacting for 1-1.5h, then adding deionized water, and stirring uniformly to obtain a finishing agent stock solution;

s2, finishing the clothes body main body; and (3) spraying the finishing agent stock solution of S1 on the surface of the clothes body main body, drying for 10-15min at 55-60 ℃, and finishing and shaping.

7. The processing technology of the oil stain resistant cotton clothes according to claim 6, which is characterized in that: in the S1, before adding deionized water, chitosan and N-hydroxysuccinimide can be added, and the temperature is kept at 90-110 ℃ and the stirring reaction is carried out for 40-50 min; cooling to room temperature, adding softening agent, and stirring for 3-5 min; and finally, adding deionized water, and stirring uniformly to obtain a finishing agent stock solution.

Technical Field

The invention relates to the technical field of clothes, in particular to an oil stain resistant cotton clothes and a processing technology thereof.

Background

The cotton-padded jacket is a dress filled with cotton, down and other materials for resisting cold; in cold seasons, cotton clothes become an essential object for people; in order to facilitate people to wear underwear such as sweater and thermal underwear or do sports in the inner layer, cotton clothes are usually looser; with the improvement of the quality of life of people, the requirements of people on cotton clothes are higher and higher.

At present, a patent with publication number CN208242911U discloses a cotton-padded clothes, which comprises a clothes body, wherein two ends of the clothes body are sewed with sleeve bodies, the upper end of the clothes body is sewed with a cap, the edge of the cap is sewed with a cloth belt, the cloth belt and the cap form a rope path, a pull rope is arranged in the rope path in a penetrating way, and a limiting component for limiting the position of the pull rope is sewed on the cap.

The above prior art solutions have the following drawbacks: the existing cotton-padded clothes are easily polluted by oil stains, so that a wearer has to clean the cotton-padded clothes, but on one hand, the cotton-padded clothes are thick and heavy and are not easy to clean, and on the other hand, the warm-keeping effect of the cotton-padded clothes is reduced due to excessive cleaning, so that the oil stain resistance of the existing cotton-padded clothes still needs to be improved.

Disclosure of Invention

According to the defects in the prior art, the first purpose of the invention is to provide the oil stain resistant cotton-padded clothes, aiming at the problems that the cotton-padded clothes is thick and heavy and is difficult to clean, the warm-keeping effect of the cotton-padded clothes is reduced due to excessive cleaning, and the like, and the oil stain resistance of the cotton-padded clothes is improved.

The second purpose of the invention is to provide a processing technology of the oil stain resistant cotton clothes.

In order to achieve the purpose, the invention provides the following technical scheme:

an oil stain resistant cotton clothes comprises a clothes body main body, wherein the clothes body main body is finished by a finishing agent; the finishing agent comprises the following raw materials in parts by weight:

30-35 parts of perfluorooctyl ethyl acrylate;

8-10 parts of octenal;

0.4-0.6 parts of azobisisobutyronitrile;

2-3 parts of a surfactant;

100-120 parts of deionized water.

By adopting the technical scheme, the perfluoro octyl ethyl acrylate serving as the organic fluorine finishing agent has good hydrophobic property and good oil stain resistance; the octenal has long straight chain hydrocarbon chain to lower surface tension effectively and aldehyde group with high reaction activity, and can react with perfluoro octyl ethyl acrylate to produce excellent synergistic effect and raise the surface tension reducing efficiency of cotton clothing, and the cotton clothing has surface tension lower than that of common oil stain 3 x 10^-4The surface tension of N/cm, thereby the oil stain is not easy to stain the cotton clothes, and the purpose of resisting the oil stain is achieved.

Further: the raw materials also comprise 5 to 6 parts of chitosan and 0.8 to 1 part of N-hydroxysuccinimide by weight.

By adopting the technical scheme, N-hydroxysuccinimide is taken as a cross-linking agent, and chitosan is added to generate cross-linking with the perfluoro octyl ethyl acrylate, so that the adsorption force of the finishing agent can be effectively improved, the film forming property and the mechanical strength are improved, the oil stain resistance of the finishing agent is favorably kept when the drying temperature of cotton clothes finished by the finishing agent is reduced, and the durability of the finishing agent is improved; the cross-linking agent can react with the fibers of the cotton clothes to form a three-dimensional network structure on the fibers, which is beneficial to improving the adsorption stability of the finishing agent on the cotton clothes.

Further: the surfactant is behenamidopropyl dimethylamine.

By adopting the technical scheme, the behenamide propyl dimethylamine serves as a surfactant to improve the dispersibility of the components, so that the mixing uniformity is improved; on the other hand, the behenamide propyl dimethylamine has long hydrocarbon straight chain, which is beneficial to improving the efficiency of reducing the surface tension, thereby achieving the purpose of reducing the surface tension of cotton clothes to realize the anti-oil effect.

Further: the finishing agent also comprises 1-2 parts of softening agent.

By adopting the technical scheme, the condition that the hand feeling of the cotton-padded clothes is hardened possibly caused by oil-stain-resistant finishing is relieved, so that the cotton-padded clothes with oil-stain-resistant performance and comfortable hand feeling is obtained.

Further: the softening agent is fatty amide polyoxyethylene ether.

By adopting the technical scheme, the carbon-carbon single bond in the long carbon-hydrogen chain of the fatty amide polyoxyethylene ether can rotate around the single bond under the condition of keeping the bond angle, so that the long chain is in a randomly arranged curled state to form the flexibility of molecules; meanwhile, the fatty amide polyoxyethylene ether can be compounded with the surfactant behenamide propyl dimethylamine to improve the uniformity of component mixing, improve the overall performance of the finishing agent and simultaneously have good synergistic effect on keeping the softness and comfort of cotton clothes.

In order to achieve the second object, the invention provides the following technical scheme:

a processing technology of oil stain resistant cotton clothes comprises the following steps:

s1, preparing a finishing agent; firstly, mixing perfluorooctyl ethyl acrylate, octenal, azobisisobutyronitrile and a surfactant, raising the temperature to 90-110 ℃, stirring and reacting for 1-1.5h, then adding deionized water, and stirring uniformly to obtain a finishing agent stock solution;

s2, finishing the clothes body main body; and (3) spraying the finishing agent stock solution of S1 on the surface of the clothes body main body, drying for 10-15min at 55-60 ℃, and finishing and shaping.

By adopting the technical scheme, the cotton clothes can not completely lose the functionality after finishing the cotton clothes by the finishing agent only by drying at 60-80 ℃, but the drying temperature required by the cotton clothes can be reduced on the premise of not influencing the performance of the finishing agent by the finishing agent treatment.

Further: in the S1, before adding deionized water, chitosan and N-hydroxysuccinimide can be added, and the temperature is kept at 90-110 ℃ and the stirring reaction is carried out for 40-50 min; cooling to room temperature, adding softening agent, and stirring for 3-5 min; and finally, adding deionized water, and stirring uniformly to obtain a finishing agent stock solution.

In summary, the invention includes at least one of the following beneficial technical effects:

firstly, because the invention adopts the perfluoro octyl ethyl acrylate with good hydrophobic property and good oil stain resistance, and adds the long hydrocarbon straight chain octenal to react with the perfluoro octyl ethyl acrylate to generate better synergistic effect, the efficiency of reducing the surface tension can be effectively improved, and the surface tension of the cotton clothes is less than 3 x 10 of the surface tension of common oil stains^-4The surface tension of N/cm, thus the oil stain is not easy to stain the cotton clothes, and the purpose of resisting the oil stain is achieved;

secondly, N-hydroxysuccinimide is preferably used as a cross-linking agent, and chitosan is added to generate cross-linking with the perfluoro octyl ethyl acrylate, so that the adsorption force of the finishing agent can be effectively improved, the film-forming property and the mechanical strength are improved, the drying temperature of cotton clothes finished by the finishing agent is reduced, and the durability of the finishing agent is improved; the cross-linking agent can react with the fibers of the cotton clothes to form a three-dimensional network structure on the fibers, which is beneficial to improving the adsorption stability of the finishing agent on the cotton clothes; thirdly, the softening agent fatty amide polyoxyethylene ether and the surfactant behenamide propyl dimethylamine are adopted to respectively play roles of the softening agent and the surfactant, and the softening agent and the surfactant can also have a compounding effect, so that the mixing uniformity of the components is improved, the overall performance of the finishing agent is improved, and meanwhile, the finishing agent has a good synergistic effect on keeping the softness and the comfort of cotton clothes.

Detailed Description

The present invention will be described in further detail below.

In the present invention, except that perfluorooctyl ethyl acrylate was purchased from Shanghai Biyang industries, Ltd., the raw materials used in the following examples were all available from ordinary markets unless otherwise specified; those who do not specify the conditions are performed according to the conventional conditions or the conditions recommended by the manufacturer.