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Environment-friendly high-strength polypropylene bio-based plastic master batch with high antibacterial properties and method for preparing environment-friendly high-strength polypropylene bio-based plastic master batch

An antibacterial polypropylene and bio-based plastic technology is applied in the field of environmentally friendly high-strength and high-antibacterial polypropylene bio-based plastic masterbatch and its preparation, which can solve the problems of poor processing fluidity, poor mechanical properties, and no antibacterial properties.

Inactive Publication Date: 2017-06-13
安媛
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, the current polypropylene wood-plastic composite materials still have many shortcomings in the preparation process, such as poor processing fluidity, poor mechanical properties, and no antibacterial properties, which limit the wide application of materials.

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0028] The fineness of 40 parts by weight is the chaff of 20 meshes, the polypropylene of 50 parts by weight, the titanium dioxide of 0.5 parts by weight, the talcum powder of 6 parts by weight, the antioxidant 1010 of 0.5 parts by weight and the carbendazim of 0.5 parts by weight Put it into a high-speed mixer for premixing, control the temperature at 130 ° C, keep it for 30 minutes, and then cool it to obtain a premixed material, put the premixed material into a twin-screw granulator for granulation, and control the temperature in each zone to 170 ℃ to obtain environmentally friendly high-strength and high-antibacterial polypropylene bio-based plastic masterbatch.

Embodiment 2

[0030] The fineness of 40 parts by weight is the chaff of 20 meshes, the polypropylene of 50 parts by weight, the titanium dioxide of 0.5 parts by weight, the talcum powder of 6 parts by weight, the antioxidant 1010 of 0.3 parts by weight, the antioxidant of 0.2 parts by weight 168 and 0.5 parts by weight of carbendazim were put into a high-speed mixer for premixing, the temperature was controlled at 130°C, kept for 30 minutes, and then cooled to obtain a premix, which was then put into a twin-screw granulator for Granulating, controlling the temperature in each zone to be 170°C to obtain environmentally friendly high-strength and high-antibacterial polypropylene bio-based plastic masterbatch.

Embodiment 3

[0032] The fineness of 40 parts by weight is the chaff of 20 meshes, the polypropylene of 50 parts by weight, the titanium dioxide of 0.5 parts by weight, the talcum powder of 6 parts by weight, the antioxidant 1010 of 0.3 parts by weight, the antioxidant of 0.2 parts by weight 168 and 0.5 parts by weight of the polyquaternium / prepared polypyrrole / polyetheramine ternary compound were placed in a high-speed mixer for premixing, the temperature was controlled at 130°C, kept for 30min, and then cooled to obtain a premix, Put the premix into a twin-screw granulator for granulation, and control the temperature in each zone to 170°C to obtain an environmentally friendly high-strength and high-antibacterial polypropylene bio-based plastic masterbatch;

[0033] The polyquaternium / polypyrrolene / polyetheramine ternary compound is prepared through the following steps:

[0034] (1) Preparation of polyquaternium prepolymer

[0035] In a 1000ml dry three-necked flask, add 0.05 mol of 1,3-d...

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Abstract

The invention discloses environment-friendly high-strength polypropylene bio-based plastic master batch with high antibacterial properties. The environment-friendly high-strength polypropylene bio-based plastic master batch comprises, by weight, 40 parts of plant powder, 20-80 parts of polypropylene, 0.1-1 part of titanium dioxide powder, 2-10 parts of talc powder, 0.1-1 part of antioxidants and 0.1-1 part of antibacterial agents. The invention further discloses a method for preparing the environment-friendly high-strength polypropylene bio-based plastic master batch with the high antibacterial properties and a product with the environment-friendly high-strength polypropylene bio-based plastic master batch. The environment-friendly high-strength polypropylene bio-based plastic master batch, the method and the product have the advantage that the environment-friendly high-strength polypropylene bio-based plastic master batch is green and environmentally friendly and is good in mechanical strength and antibacterial properties and excellent in processibility.

Description

technical field [0001] The invention relates to the technical field of bio-based plastics, in particular to an environment-friendly high-strength and high-antibacterial polypropylene bio-based plastic masterbatch and a preparation method thereof. Background technique [0002] Wood-plastic composite (WPC) is a green and environmentally friendly composite material that has developed rapidly internationally in recent years and is widely used in construction products and the automotive industry. In the prior art, wood-plastic composite materials are made of wood powder, bamboo powder, corn straw powder, wheat straw powder, rice straw powder, soybean straw powder and other bio-based materials combined with polypropylene (PP), using the principle of polymer interface chemistry With the characteristics of plastic filling and modification, profiles, plates or other products can be obtained after molding, which has the advantages of light weight, low cost, less wear and tear on equip...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C08L23/12C08L1/02C08L79/00C08L71/00C08K13/02C08K3/22C08K3/34C08K5/134C08K5/526C08K5/3465C08G73/20
CPCC08L23/12C08G73/20C08L2205/025C08L2205/035C08L1/02C08K13/02C08K2003/2241C08K3/34C08K5/1345C08K5/3465C08K5/526C08L79/00C08L71/00
Inventor 安媛
Owner 安媛