阅读说明：本技术 一种耐高温防油桌布及其制备方法 (High-temperature-resistant oil-proof tablecloth and preparation method thereof ) 是由 胡立功 于 2020-06-03 设计创作，主要内容包括：本发明公开了一种耐高温防油桌布,包括桌布本体,所述桌布本体包括织物层以及涂覆在所述织物层上的功能层,所述织物层由经线和纬线编织而成,所述经线为化学纤维,所述纬线为天然纤维；所述功能层由以下重量份数的原料组成：25～55份丙烯酸树脂预聚体、8～16份笼型倍半硅氧烷、1.2～4.8份脂肪酸甘油酯、2.5～7.5份柠檬酸、3～12份丙烯酸甲酯、1.5～5.5份乙醇胺O-磷酸酯、0.2～1.8份1-羟基环已基苯基甲酮、1.8～6.6份无机填料和0.5～1.5份玻璃纤维。本发明的桌布,具有耐高温防油的优异性能,同时,还具有良好的阻燃性能和使用寿命长等优点。本发明还公开了一种耐高温防油桌布的制备方法。(The invention discloses a high-temperature-resistant and oil-proof tablecloth which comprises a tablecloth body, wherein the tablecloth body comprises a fabric layer and a functional layer coated on the fabric layer, the fabric layer is formed by weaving warps and wefts, the warps are chemical fibers, and the wefts are natural fibers; the functional layer is composed of the following raw materials in parts by weight: 25-55 parts of acrylic resin prepolymer, 8-16 parts of cage type silsesquioxane, 1.2-4.8 parts of fatty glyceride, 2.5-7.5 parts of citric acid, 3-12 parts of methyl acrylate, 1.5-5.5 parts of ethanolamine O-phosphate, 0.2-1.8 parts of 1-hydroxycyclohexyl phenyl ketone, 1.8-6.6 parts of inorganic filler and 0.5-1.5 parts of glass fiber. The tablecloth disclosed by the invention has excellent high-temperature-resistant and oil-proof performances, and also has the advantages of good flame retardant property, long service life and the like. The invention also discloses a preparation method of the high-temperature-resistant oil-proof tablecloth.)

1. The utility model provides a grease proofing tablecloth of high temperature resistant, includes the tablecloth body, its characterized in that: the tablecloth body comprises a fabric layer and a functional layer coated on the fabric layer, the fabric layer is formed by weaving warps and wefts, the warps are chemical fibers, and the wefts are natural fibers;

the functional layer is composed of the following raw materials in parts by weight: 25-55 parts of acrylic resin prepolymer, 8-16 parts of cage type silsesquioxane, 1.2-4.8 parts of fatty glyceride, 2.5-7.5 parts of citric acid, 3-12 parts of methyl acrylate, 1.5-5.5 parts of ethanolamine O-phosphate, 0.2-1.8 parts of 1-hydroxycyclohexyl phenyl ketone, 1.8-6.6 parts of inorganic filler and 0.5-1.5 parts of glass fiber.

2. The high-temperature-resistant oil-proof tablecloth according to claim 1, wherein the warp is composed of the following raw materials in parts by weight: 80-100 parts of polyvinylidene fluoride, 1.5-4.5 parts of cage type silsesquioxane, 5-10 parts of ethylene-vinyl alcohol copolymer, 2.8-7.2 parts of dichloromethane, 6-12 parts of polyethylene glycol, 3.5-8.5 parts of polyethylene oxide, 3-12 parts of bamboo charcoal fiber, 8-15 parts of glass fiber and 0.8-2.7 parts of inorganic pigment.

3. The high-temperature-resistant oil-resistant tablecloth according to claim 1 or 2, wherein the structural formula of the cage-type silsesquioxane is shown as formula I:

wherein R is pentafluorophenyl.

4. The high temperature resistant and oil resistant tablecloth of claim 1, wherein the inorganic filler is at least one of magnesium hydroxide, aluminum hydroxide, or zinc borate.

5. The high temperature resistant and oil resistant tablecloth of claim 1, wherein the inorganic pigment is at least one of titanium chrome yellow, zirconium iron red, cadmium red, rose red, cobalt green, cadmium green, olive green, cobalt blue, top blue, and peacock blue.

6. The high-temperature-resistant and oil-resistant tablecloth according to claim 1, wherein the weft is yarn twisted by at least one of cotton wool, silk and hemp.

7. The high temperature and oil resistant tablecloth of claim 1, wherein marginal bungee cords are provided at the peripheral edge of the tablecloth.

8. The high temperature and oil resistant tablecloth of claim 1, wherein the tablecloth is obtained by at least two tablecloth bodies in a linked and spliced arrangement.

9. The preparation method of the high-temperature-resistant oil-proof tablecloth according to any one of claims 1 to 8, wherein the preparation method comprises the following steps:

s1: weighing 80-100 parts by weight of polyvinylidene fluoride, 1.5-4.5 parts by weight of cage type silsesquioxane, 5-10 parts by weight of ethylene-vinyl alcohol copolymer, 2.8-7.2 parts by weight of dichloromethane, 6-12 parts by weight of polyethylene glycol, 3.5-8.5 parts by weight of polyethylene oxide, 3-12 parts by weight of bamboo charcoal fiber, 8-15 parts by weight of glass fiber and 0.8-2.7 parts by weight of inorganic pigment, mechanically stirring and uniformly mixing, extruding and granulating by a double screw at 200-220 ℃, and drawing to obtain warp threads;

s2: weighing 25-55 parts of acrylic resin prepolymer, 8-16 parts of cage-type silsesquioxane, 1.2-4.8 parts of fatty glyceride, 2.5-7.5 parts of citric acid, 3-12 parts of methyl acrylate, 1.5-5.5 parts of ethanolamine O-phosphate, 0.2-1.8 parts of 1-hydroxycyclohexyl phenyl ketone, 1.8-6.6 parts of inorganic filler and 0.5-1.5 parts of glass fiber, and mechanically stirring and uniformly mixing to obtain a mixed emulsion;

s3: and (4) weaving the wefts and the warps prepared in the step S1 on a weaving machine to obtain a fabric layer, coating the mixed emulsion obtained in the step S2 on the surface of the fabric layer, and performing UV radiation and drying to obtain the high-temperature-resistant and oil-proof tablecloth.

Technical Field

The invention relates to the technical field of tablecloths, in particular to a high-temperature-resistant oil-proof tablecloth and a preparation method thereof.

Background

In daily life, people often suffer from residue oil stain in diet, the dining table of modern people is generally made of solid wood or marble and has high value, and people can use dining table cloth to protect the dining table in order to better protect the freshness of the dining table; the traditional dining table cloth is simple in structure, namely, the whole cloth is flatly laid on a dining table during dining, and the dining table cloth plays a role in convenience and sanitation to a certain extent. However, the dining table cloth is easy to stain due to various reasons during dining, the dining table cloth is made of a whole piece of cloth, and even if only the middle part or the edge part is stained, the whole piece of cloth needs to be cleaned, so that a large amount of cleaning work is caused, and in addition, the temperature is high when food is just taken out of a pot, the dining table cloth made of ordinary materials can be scalded, so that the wear of the dining table cloth is accelerated, and the service life of the dining table cloth is shortened.

Accordingly, there is a need to develop a tablecloth that is oil-resistant and has high temperature resistance.

Disclosure of Invention

In view of the defects of the prior art, the technical problem to be solved by the invention is to provide the high-temperature-resistant oil-proof tablecloth and the preparation method thereof, aiming at the problems that the oil-proof and temperature-resistant performances of the existing tablecloth are insufficient and the service life of the existing tablecloth is short, namely, the oil-proof performance of the tablecloth is improved, and meanwhile, the tablecloth has the high-temperature-resistant performance, so that the tablecloth has the advantage of long service life and is more beneficial to large-scale popularization and application.

In order to achieve the above purposes, the technical scheme adopted by the invention is as follows:

the high-temperature-resistant oil-proof tablecloth comprises a tablecloth body, wherein the tablecloth body comprises a fabric layer and a functional layer coated on the fabric layer, the fabric layer is formed by weaving warps and wefts, the warps are chemical fibers, and the wefts are natural fibers;

the functional layer is composed of the following raw materials in parts by weight: 25-55 parts of acrylic resin prepolymer, 8-16 parts of cage type silsesquioxane, 1.2-4.8 parts of fatty glyceride, 2.5-7.5 parts of citric acid, 3-12 parts of methyl acrylate, 1.5-5.5 parts of ethanolamine O-phosphate, 0.2-1.8 parts of 1-hydroxycyclohexyl phenyl ketone, 1.8-6.6 parts of inorganic filler and 0.5-1.5 parts of glass fiber.

The high-temperature-resistant oil-proof tablecloth is suitable for household soft clothing and protective dining tables, and can reduce the cost of raw materials by spinning and weaving a textile product by mixing chemical fibers with other natural fibers such as cotton wool, silk, hemp and the like; further, the acrylic resin is used as a main body of the functional layer, and the inorganic filler, the glass fiber and the cage-type silsesquioxane are added into the main body of the functional layer, so that the thermal stability and the fiber mechanical property of the surface of the fiber of the tablecloth are improved, and the tablecloth not only has high temperature resistance, but also is more durable.

Further, the warp consists of the following raw materials in parts by weight: 80-100 parts of polyvinylidene fluoride, 1.5-4.5 parts of cage type silsesquioxane, 5-10 parts of ethylene-vinyl alcohol copolymer, 2.8-7.2 parts of dichloromethane, 6-12 parts of polyethylene glycol, 3.5-8.5 parts of polyethylene oxide, 3-12 parts of bamboo charcoal fiber, 8-15 parts of glass fiber and 0.8-2.7 parts of inorganic pigment. The chemical fiber warp yarns obtained by spinning the polyvinylidene fluoride serving as the main body and the glass fiber, the bamboo charcoal fiber and the polyethylene oxide serving as the auxiliary materials into the tablecloth have certain oil-proof performance, and the service life of the tablecloth is further prolonged; by adding the cage-type silsesquioxane into the warp raw material, the temperature resistance and the oil resistance of the tablecloth body can be further improved, and the binding performance of the warps and the surface functional layer is promoted.

Further, the structural formula of the cage-type silsesquioxane is shown as a chemical formula I:

wherein R is pentafluorophenyl.

The polyhedral oligomeric silsesquioxane (POSS) modified polymer composite material is a novel organic/inorganic nano hybrid material and has the advantages of both organic polymers and inorganic materials. The top corners of the cage type silsesquioxane are connected with the pentafluorophenyl groups at a plurality of sites, so that the tablecloth has excellent oil-proof and water-proof properties, and further, one top corner of the cage type silsesquioxane is grafted with an acrylate group which can be connected with the functional layer in a chemical bond combination mode, so that the overall performance of the functional layer is further improved.

Further, the inorganic filler is at least one of magnesium hydroxide, aluminum hydroxide or zinc borate. The inorganic filler added in a small amount can not only play a role in reinforcement, but also play an effective flame-retardant role, and further improve the service performance of the tablecloth.

Further, the inorganic pigment is at least one of titanium chrome yellow, zirconium iron red, cadmium red, rose red, cobalt green, cadmium green, olive green, cobalt blue, upper green and peacock blue. The addition of the inorganic pigment enriches the colors of the tablecloth and improves the overall aesthetic degree.

Furthermore, the weft is yarn formed by twisting at least one of cotton wool, silk and hemp.

Furthermore, marginal stretch cords are arranged on the peripheral edges of the tablecloth. The dining table cloth can be fixed by arranging the marginal elastic rope, so that the drooping edge of the dining table cloth is prevented from flying;

further, the tablecloth is obtained by connecting and splicing at least two tablecloth bodies. Through linking concatenation formula setting for the tablecloth is dismantled conveniently, can have pertinence to wash when it takes place to stain, thereby makes the tablecloth wash more convenient.

Correspondingly, the preparation method of the high-temperature-resistant oil-proof tablecloth comprises the following steps:

s1: weighing 80-100 parts by weight of polyvinylidene fluoride, 1.5-4.5 parts by weight of cage type silsesquioxane, 5-10 parts by weight of ethylene-vinyl alcohol copolymer, 2.8-7.2 parts by weight of dichloromethane, 6-12 parts by weight of polyethylene glycol, 3.5-8.5 parts by weight of polyethylene oxide, 3-12 parts by weight of bamboo charcoal fiber, 8-15 parts by weight of glass fiber and 0.8-2.7 parts by weight of inorganic pigment, mechanically stirring and uniformly mixing, extruding and granulating by a double screw at 200-220 ℃, and drawing to obtain warp threads;

s2: weighing 25-55 parts of acrylic resin prepolymer, 8-16 parts of cage-type silsesquioxane, 1.2-4.8 parts of fatty glyceride, 2.5-7.5 parts of citric acid, 3-12 parts of methyl acrylate, 1.5-5.5 parts of ethanolamine O-phosphate, 0.2-1.8 parts of 1-hydroxycyclohexyl phenyl ketone, 1.8-6.6 parts of inorganic filler and 0.5-1.5 parts of glass fiber, and mechanically stirring and uniformly mixing to obtain a mixed emulsion;

s3: and (4) weaving the wefts and the warps prepared in the step S1 on a weaving machine to obtain a fabric layer, coating the mixed emulsion obtained in the step S2 on the surface of the fabric layer, and performing UV radiation and drying to obtain the high-temperature-resistant and oil-proof tablecloth.

The invention has the beneficial effects that:

according to the high-temperature-resistant oil-proof tablecloth, the fiber surface is modified by the perfluoro-group-containing nano cage-type silsesquioxane, so that the oil-proof and water-proof effects on the surface of the tablecloth are improved, the tablecloth has the function of easy cleaning, and the high-temperature-resistant performance of the tablecloth is improved due to the good thermal stability of the organic-inorganic hybrid cage-type silsesquioxane.

The high-temperature-resistant oil-proof tablecloth is woven by mixing and spinning the chemical fibers and other natural fibers such as cotton wool, silk and hemp, has the advantage of low cost, is characterized in that the glass fibers and the inorganic filler are added into the tablecloth fiber raw materials, so that the high-temperature-resistant performance of the tablecloth is further improved, and the bamboo charcoal fibers are added into the tablecloth fiber raw materials, so that the oil-proof effect of the tablecloth is further improved, and the tablecloth is easier to clean.

The high-temperature-resistant oil-proof table cloth also has the advantages of good flame retardant property, long service life and the like, and is particularly suitable for occasions such as kitchens, restaurants and the like.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.