阅读说明：本技术 一种塑料薄膜材料及其制备方法 (plastic film materials and preparation method thereof ) 是由 樊刚 于 2019-10-24 设计创作，主要内容包括：本发明公开了一种塑料薄膜材料,塑料薄膜材料按照质量百分数由以下组分组成：聚乳酸20％～40％,环氧树脂15％～30％,聚乙烯醇5％～20％,聚丁二酸二醇酯5％～15％,醋酸丁酸纤维素5％～15％,过氧化二异丙苯5％～15％,聚乙二醇1％～10％,植物淀粉1％～5％,抗氧化剂1％～5％,润滑剂1％～5％；该塑料薄膜材料的制备方法,包括步骤1：称取各组分的原材料；步骤2：按照质量百分数将各组分混合,然后加入到混炼机中,控温搅拌得到混合浆料；步骤:3：将混合浆料取出后加入薄膜模机中,进行塑模,然后取出置入压膜机中进行压膜,最后得到所述塑料薄膜材料。本发明一种塑料薄膜材料,提高了塑料薄膜材料的降解周期以及力学性能。(The invention discloses plastic film materials, which comprise, by mass, 20-40% of polylactic acid, 15-30% of epoxy resin, 5-20% of polyvinyl alcohol, 5-15% of poly (ethylene succinate), 5-15% of cellulose acetate butyrate, 5-15% of dicumyl peroxide, 1-10% of polyethylene glycol, 1-5% of vegetable starch, 1-5% of an antioxidant and 1-5% of a lubricant.)

1, kinds of plastic film material, characterized in that, the plastic film material comprises the following components by mass percent:

20-40% of polylactic acid, 15-30% of epoxy resin, 5-20% of polyvinyl alcohol, 5-15% of poly (ethylene succinate), 5-15% of cellulose acetate butyrate, 5-15% of dicumyl peroxide, 1-10% of polyethylene glycol, 1-5% of plant starch, 1-5% of antioxidant and 1-5% of lubricant.

2. kinds of plastic film material according to claim 1, wherein the plastic film material is composed of the following components by mass percent:

20-30% of polylactic acid, 15-30% of epoxy resin, 5-20% of polyvinyl alcohol, 5-15% of poly (ethylene succinate), 5-15% of cellulose acetate butyrate, 5-15% of dicumyl peroxide, 1-10% of polyethylene glycol, 1-5% of plant starch, 1-5% of antioxidant and 1-5% of lubricant.

3. kinds of plastic film material according to claim 2, wherein the plastic film material is composed of the following components by mass percent:

20-30% of polylactic acid, 15-25% of epoxy resin, 5-15% of polyvinyl alcohol, 5-15% of poly (ethylene succinate), 5-15% of cellulose acetate butyrate, 5-15% of dicumyl peroxide, 1-10% of polyethylene glycol, 1-5% of plant starch, 1-5% of antioxidant and 1-5% of lubricant.

4. kinds of plastic film material according to claim 1, wherein the plastic film material is composed of the following components by mass percent:

20-40% of polylactic acid, 15-30% of epoxy resin, 5-20% of polyvinyl alcohol, 5-10% of poly (ethylene succinate), 5-10% of cellulose acetate butyrate, 5-10% of dicumyl peroxide, 1-10% of polyethylene glycol, 1-5% of plant starch, 1-5% of antioxidant and 1-5% of lubricant.

5. kinds of plastic film material according to claim 1, wherein the plastic film material is composed of the following components by mass percent:

25% of polylactic acid, 20% of epoxy resin, 15% of polyvinyl alcohol, 7% of poly (ethylene succinate), 8% of cellulose acetate butyrate, 10% of dicumyl peroxide, 5% of polyethylene glycol, 3% of plant starch, 3% of antioxidant and 4% of lubricant.

6. Plastic film material according to claims 1-5, the method for its preparation, characterized by the steps of:

step 1: weighing raw materials of each component;

step 2: mixing the components according to the mass percentage, adding the mixture into a mixing roll, introducing inert gas, and heating and stirring the mixture for 25 to 60 minutes at the temperature of 70 to 85 ℃ to obtain mixed slurry;

step 3: and (3) taking out the mixed slurry obtained in the step (2), adding the mixed slurry into a film molding machine, molding, taking out the mixed slurry, and putting the mixed slurry into a film molding machine for film molding to obtain the plastic film material.

Technical Field

The invention belongs to the technical field of plastic materials, and particularly relates to plastic film materials and a preparation method of plastic film materials.

Background

The plastic film industry is in vigorous development stages, and it is known that the demand of Chinese plastic films will increase at a rate of more than 9% every year, and with the continuous emergence of various new materials, new equipment and new processes, Chinese plastic films will be promoted to develop towards diversified varieties, specialization and multifunctional composite films, and the application of plastic films in the packaging field is most wide;

as improvements, in order to actively respond to the current social environment-friendly flags, series environment-friendly and safe plastics appear, and the plastics are mainly degradable components, so that the plastics are not really garbage articles any more, but the current environment-friendly and safe plastics have the problems of overlong degradation period and insufficient strength.

Disclosure of Invention

The invention aims to provide plastic film materials, which solve the problems of overlong degradation period and insufficient strength of the current environment-friendly and safe plastic.

The invention also provides a preparation method of plastic film materials.

The technical scheme adopted by the invention is that,

kinds of plastic film materials, which consist of the following components in percentage by mass:

20-40% of polylactic acid, 15-30% of epoxy resin, 5-20% of polyvinyl alcohol, 5-15% of poly (ethylene succinate), 5-15% of cellulose acetate butyrate, 5-15% of dicumyl peroxide, 1-10% of polyethylene glycol, 1-5% of plant starch, 1-5% of antioxidant and 1-5% of lubricant.

The present invention is also characterized in that,

the plastic film material comprises the following components in percentage by mass:

20-30% of polylactic acid, 15-30% of epoxy resin, 5-20% of polyvinyl alcohol, 5-15% of poly (ethylene succinate), 5-15% of cellulose acetate butyrate, 5-15% of dicumyl peroxide, 1-10% of polyethylene glycol, 1-5% of plant starch, 1-5% of antioxidant and 1-5% of lubricant.

The plastic film material comprises the following components in percentage by mass:

20-30% of polylactic acid, 15-25% of epoxy resin, 5-15% of polyvinyl alcohol, 5-15% of poly (ethylene succinate), 5-15% of cellulose acetate butyrate, 5-15% of dicumyl peroxide, 1-10% of polyethylene glycol, 1-5% of plant starch, 1-5% of antioxidant and 1-5% of lubricant.

The plastic film material comprises the following components in percentage by mass:

20-40% of polylactic acid, 15-30% of epoxy resin, 5-20% of polyvinyl alcohol, 5-10% of poly (ethylene succinate), 5-10% of cellulose acetate butyrate, 5-10% of dicumyl peroxide, 1-10% of polyethylene glycol, 1-5% of plant starch, 1-5% of antioxidant and 1-5% of lubricant.

The plastic film material comprises the following components in percentage by mass:

25% of polylactic acid, 20% of epoxy resin, 15% of polyvinyl alcohol, 7% of poly (ethylene succinate), 8% of cellulose acetate butyrate, 10% of dicumyl peroxide, 5% of polyethylene glycol, 3% of plant starch, 3% of antioxidant and 4% of lubricant.

The preparation method of the plastic film material specifically comprises the following steps:

step 1: weighing raw materials of each component;

step 2: mixing the components according to the mass percentage, adding the mixture into a mixing roll, introducing inert gas, and heating and stirring the mixture for 25 to 60 minutes at the temperature of 70 to 85 ℃ to obtain mixed slurry;

step 3: and (3) taking out the mixed slurry obtained in the step (2), adding the mixed slurry into a film molding machine, molding, taking out the mixed slurry, and putting the mixed slurry into a film pressing machine for film pressing to obtain the plastic film material.

The plastic film materials and the preparation method thereof have the advantages that series of components are added, so that the mechanical property of the plastic can be effectively improved, the degradation period of the plastic is shortened, and the preparation method of the plastic film materials has safer and more practical significance through reasonable blending and processes of the components.

Detailed Description

The plastic film materials and the preparation method thereof according to the present invention will be described in detail with reference to the following embodiments.

kinds of plastic film materials, which consist of the following components in percentage by mass:

20-40% of polylactic acid, 15-30% of epoxy resin, 5-20% of polyvinyl alcohol, 5-15% of poly (ethylene succinate), 5-15% of cellulose acetate butyrate, 5-15% of dicumyl peroxide, 1-10% of polyethylene glycol, 1-5% of plant starch, 1-5% of antioxidant and 1-5% of lubricant.

, the plastic film material comprises the following components by mass percent:

20-30% of polylactic acid, 15-30% of epoxy resin, 5-20% of polyvinyl alcohol, 5-15% of poly (ethylene succinate), 5-15% of cellulose acetate butyrate, 5-15% of dicumyl peroxide, 1-10% of polyethylene glycol, 1-5% of plant starch, 1-5% of antioxidant and 1-5% of lubricant.

, the plastic film material comprises the following components by mass percent:

20-30% of polylactic acid, 15-25% of epoxy resin, 5-15% of polyvinyl alcohol, 5-15% of poly (ethylene succinate), 5-15% of cellulose acetate butyrate, 5-15% of dicumyl peroxide, 1-10% of polyethylene glycol, 1-5% of plant starch, 1-5% of antioxidant and 1-5% of lubricant.

, the plastic film material comprises the following components by mass percent:

20-40% of polylactic acid, 15-30% of epoxy resin, 5-20% of polyvinyl alcohol, 5-10% of poly (ethylene succinate), 5-10% of cellulose acetate butyrate, 5-10% of dicumyl peroxide, 1-10% of polyethylene glycol, 1-5% of plant starch, 1-5% of antioxidant and 1-5% of lubricant.

, the plastic film material comprises the following components by mass percent:

25% of polylactic acid, 20% of epoxy resin, 15% of polyvinyl alcohol, 7% of poly (ethylene succinate), 8% of cellulose acetate butyrate, 10% of dicumyl peroxide, 5% of polyethylene glycol, 3% of plant starch, 3% of antioxidant and 4% of lubricant.

The invention also provides preparation methods of the plastic film material,

the preparation method of the plastic film material specifically comprises the following steps:

step 1: weighing raw materials of each component;

step 2: mixing the components according to the mass percentage, adding the mixture into a mixing roll, introducing inert gas, and heating and stirring the mixture for 25 to 60 minutes at the temperature of 70 to 85 ℃ to obtain mixed slurry;

step 3: and (3) taking out the mixed slurry obtained in the step (2), adding the mixed slurry into a film molding machine, molding, taking out the mixed slurry, and putting the mixed slurry into a film pressing machine for film pressing to obtain the plastic film material.