阅读说明：本技术 一种抗菌装饰膜制备工艺及配方 (Preparation process and formula of antibacterial decorative film ) 是由 谈望原 于 2020-07-16 设计创作，主要内容包括：本发明提供了一种抗菌装饰膜配方,包括：PVC树脂、增韧剂、热稳定剂、ACR树脂、润滑剂、UV树脂、消泡剂、分散剂、引发剂、抗划痕填料、有机硅丙烯酸酯、含氟丙烯酸酯、活性稀释剂和纳米银抗菌剂；具体配方由以下重量份的原料制成：PVC树脂100份、增韧剂4-6份、热稳定剂1-2.5份、ACR树脂2-3份、润滑剂1-2份、UV树脂40-50份、消泡剂0.3-0.5份、分散剂1-2份、引发剂4-8份、抗划痕填料6-10份、有机硅丙烯酸酯12-16份、含氟丙烯酸酯6-8份、活性稀释剂7-9份和纳米银抗菌剂2-3份。添加纳米银抗菌剂,进一步提高了涂料的抗污性和防霉防菌性。(The invention provides an antibacterial decorative film formula, which comprises the following components: PVC resin, a toughening agent, a heat stabilizer, ACR resin, a lubricant, UV resin, a defoaming agent, a dispersing agent, an initiator, scratch-resistant filler, organic silicon acrylate, fluorine-containing acrylate, a reactive diluent and a nano-silver antibacterial agent; the specific formula is prepared from the following raw materials in parts by weight: 100 parts of PVC resin, 4-6 parts of toughening agent, 1-2.5 parts of heat stabilizer, 2-3 parts of ACR resin, 1-2 parts of lubricant, 40-50 parts of UV resin, 0.3-0.5 part of defoaming agent, 1-2 parts of dispersing agent, 4-8 parts of initiator, 6-10 parts of scratch-resistant filler, 12-16 parts of organic silicon acrylate, 6-8 parts of fluorine-containing acrylate, 7-9 parts of active diluent and 2-3 parts of nano silver antibacterial agent. The addition of the nano-silver antibacterial agent further improves the dirt resistance and the mildew and bacteria resistance of the coating.)

1. The formula of the antibacterial decorative film is characterized in that: the method comprises the following steps: PVC resin, a toughening agent, a heat stabilizer, ACR resin, a lubricant, UV resin, a defoaming agent, a dispersing agent, an initiator, scratch-resistant filler, organic silicon acrylate, fluorine-containing acrylate, a reactive diluent and a nano-silver antibacterial agent; the specific formula is prepared from the following raw materials in parts by weight: 100 parts of PVC resin, 4-6 parts of toughening agent, 1-2.5 parts of heat stabilizer, 2-3 parts of ACR resin, 1-2 parts of lubricant, 40-50 parts of UV resin, 0.3-0.5 part of defoaming agent, 1-2 parts of dispersing agent, 4-8 parts of initiator, 6-10 parts of scratch-resistant filler, 12-16 parts of organic silicon acrylate, 6-8 parts of fluorine-containing acrylate, 7-9 parts of active diluent and 2-3 parts of nano silver antibacterial agent.

2. The antimicrobial decorative film formulation of claim 1, wherein: the specific formula is prepared from the following raw materials in parts by weight: 100 parts of PVC resin, 5 parts of toughening agent, 2 parts of heat stabilizer, 2.5 parts of ACR resin, 1.5 parts of lubricant, 45 parts of UV resin, 0.4 part of defoaming agent, 1.5 parts of dispersing agent, 6 parts of initiator, 8 parts of scratch-resistant filler, 14 parts of organic silicon acrylate, 7 parts of fluorine-containing acrylate, 8 parts of active diluent and 2 parts of nano-silver antibacterial agent.

3. The antimicrobial decorative film formulation of claim 1, wherein: the toughening agent is MBS, the heat stabilizer is methyl tin mercaptide, and the lubricant is a mixture of polyfunctional fatty acid ester and polyethylene wax.

4. The antimicrobial decorative film formulation of claim 1, wherein: the initiator is one or more of 1-hydroxy-cyclohexyl benzophenone, 2-hydroxy-2-methyl propiophenone and 2,4, 6-trimethyl benzoyl diphenyl phosphine oxide, and the defoaming agent is a polyether defoaming agent.

5. The antimicrobial decorative film formulation of claim 1, wherein: the scratch-resistant filler is inorganic alumina powder.

6. The antimicrobial decorative film formulation of claim 1, wherein: the reactive diluent is one or more of trimethylolpropane triacrylate, trimethylolpropane trimethacrylate and dipropylene glycol diacrylate.

7. A preparation process of an antibacterial decorative film is characterized by comprising the following steps: the method specifically comprises the following steps of,

step 1: taking 100 parts of PVC resin, 4-6 parts of toughening agent, 1-2.5 parts of heat stabilizer, 2-3 parts of ACR resin and 1-2 parts of lubricant, placing the materials in a stirring cavity, fully mixing, heating to 90-110 ℃, and extruding to a molding cavity through a screw;

step 2: calendering and molding the mixed material in the molding cavity through a molding machine, then heating to 50-60 ℃, cooling, and reeling to obtain a PVC film;

and step 3: putting 40-50 parts of UV resin, 1-2 parts of dispersing agent, 4-8 parts of initiator, 6-10 parts of scratch-resistant filler, 12-16 parts of organic silicon acrylate, 6-8 parts of fluorine-containing acrylate and 7-9 parts of active diluent into a stirring chamber, heating to 55-65 ℃, and stirring at high speed for 60-120 min;

and 4, step 4: adding 0.3-0.5 part of defoaming agent and 2-3 parts of nano-silver antibacterial agent into the mixed solution obtained in the step 3, keeping the temperature at 55-65 ℃, and stirring at high speed for 60min to obtain a UV resin antibacterial coating;

and 5: and (3) coating a layer of UV coating on the surface of the PVC film obtained in the step (2) by using a gravure printing roller, and carrying out ultraviolet cold light curing to obtain the antibacterial decorative film.

Technical Field

The invention relates to the technical field of decorative films, in particular to a preparation process and a formula of an antibacterial decorative film.

Background

With the development of social level, people have higher requirements on the living environment. People do not limit to a single style and prefer to change the decorative style frequently. But traditional interior decoration of room all is fixed decoration, can not effectively change, if want to change the style, need to decorate again after the dismouting, waste time and energy and be not environmental protection.

In order to solve the problems, people often select the decorative film for indoor decoration, the decorative film can be customized according to the requirements of customers, and the decorative film is convenient to install, energy-saving and environment-friendly. However, most of the existing decorative films on the market do not have an antibacterial effect, and are easy to breed mould and generate mildew after long-term use, thereby influencing the visual sense and being harmful to human bodies.

Disclosure of Invention

The technical problem to be solved by the invention is to provide a preparation process and a formula of an antibacterial decorative film, so as to solve the problems in the background technology.

The technical problem solved by the invention is to realize an antibacterial decorative film formula by adopting the following technical scheme, which comprises the following steps: PVC resin, a toughening agent, a heat stabilizer, ACR resin, a lubricant, UV resin, a defoaming agent, a dispersing agent, an initiator, scratch-resistant filler, organic silicon acrylate, fluorine-containing acrylate, a reactive diluent and a nano-silver antibacterial agent; the specific formula is prepared from the following raw materials in parts by weight: 100 parts of PVC resin, 4-6 parts of toughening agent, 1-2.5 parts of heat stabilizer, 2-3 parts of ACR resin, 1-2 parts of lubricant, 40-50 parts of UV resin, 0.3-0.5 part of defoaming agent, 1-2 parts of dispersing agent, 4-8 parts of initiator, 6-10 parts of scratch-resistant filler, 12-16 parts of organic silicon acrylate, 6-8 parts of fluorine-containing acrylate, 7-9 parts of active diluent and 2-3 parts of nano silver antibacterial agent.

Preferably, the specific formula is prepared from the following raw materials in parts by weight: 100 parts of PVC resin, 5 parts of toughening agent, 2 parts of heat stabilizer, 2.5 parts of ACR resin, 1.5 parts of lubricant, 45 parts of UV resin, 0.4 part of defoaming agent, 1.5 parts of dispersing agent, 6 parts of initiator, 8 parts of scratch-resistant filler, 14 parts of organic silicon acrylate, 7 parts of fluorine-containing acrylate, 8 parts of active diluent and 2 parts of nano-silver antibacterial agent.

Preferably, the toughening agent is MBS, the heat stabilizer is methyl tin mercaptide, and the lubricant is a mixture of multifunctional fatty acid ester and polyethylene wax.

Preferably, the initiator is one or more of 1-hydroxy-cyclohexyl benzophenone, 2-hydroxy-2-methyl propiophenone and 2,4, 6-trimethyl benzoyl diphenyl phosphine oxide, and the defoaming agent is a polyether defoaming agent.

Preferably, the scratch-resistant filler is an inorganic alumina powder.

Preferably, the reactive diluent is one or more of trimethylolpropane triacrylate, trimethylolpropane trimethacrylate and dipropylene glycol diacrylate.

Preferably, the nano-silver antibacterial agent is the antibacterial mildewcide JDTKS-007 of Jinda nanometer technologies.

A preparation process of an antibacterial decorative film specifically comprises the following steps:

step 1: taking 100 parts of PVC resin, 4-6 parts of toughening agent, 1-2.5 parts of heat stabilizer, 2-3 parts of ACR resin and 1-2 parts of lubricant, placing the materials in a stirring cavity, fully mixing, heating to 90-110 ℃, and extruding to a molding cavity through a screw;

step 2: calendering and molding the mixed material in the molding cavity through a molding machine, then heating to 50-60 ℃, cooling, and reeling to obtain a PVC film;

and step 3: putting 40-50 parts of UV resin, 1-2 parts of dispersing agent, 4-8 parts of initiator, 6-10 parts of scratch-resistant filler, 12-16 parts of organic silicon acrylate, 6-8 parts of fluorine-containing acrylate and 7-9 parts of active diluent into a stirring chamber, heating to 55-65 ℃, and stirring at high speed for 60-120 min;

and 4, step 4: adding 0.3-0.5 part of defoaming agent and 2-3 parts of nano-silver antibacterial agent into the mixed solution obtained in the step 3, keeping the temperature at 55-65 ℃, and stirring at high speed for 60min to obtain a UV resin antibacterial coating;

and 5: and (3) coating a layer of UV coating on the surface of the PVC film obtained in the step (2) by using a gravure printing roller, and carrying out ultraviolet cold light curing to obtain the antibacterial decorative film.

Compared with the prior art, the invention has the following advantages: according to the invention, the scratch-resistant filler is added into the UV resin antibacterial coating, so that the abrasion resistance of the decorative film is improved; the organic silicon acrylate and the fluorine-containing acrylate provide good flexibility for the decorative film, and the nano-silver antibacterial agent is added, so that the dirt resistance and the mildew and bacteria resistance of the coating are further improved.

Detailed Description

In order to make the technical means, the creation features, the work flow and the using method of the present invention easily understand and understand the purpose and the efficacy, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, but 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 invention.