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Stone wood plastic material with high thermal deformation temperature

A deformation temperature, stone and wood technology, applied in the field of material preparation for 3D printing, can solve the problems of flame retardants deteriorating the mechanical properties of wood-plastic composite materials, poor mechanical properties of composite materials, etc., and achieve significant economic and social benefits and flame retardant effects. Good, high heat distortion temperature effect

Inactive Publication Date: 2017-06-20
广西丰达三维科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0009] The invention provides a stone-wood-plastic material with a high heat distortion temperature to solve the problem that the addition of flame retardants in the prior art will deteriorate the mechanical properties of the wood-plastic composite material, and the introduction of stone powder for forming the stone-wood-plastic composite material, due to the interface Compatibility and other issues, and the mechanical properties of the final composite material are poor

Method used

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  • Stone wood plastic material with high thermal deformation temperature

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preparation example Construction

[0062] The preparation method of the stone-wood-plastic material with high heat distortion temperature comprises the following steps:

[0063] S1: Clean and dry the waste plastics until the water content is ≤0.8%, then crush them and pass them through a 200-300 mesh sieve to obtain plastic powder;

[0064] S2: adding a surfactant to the plastic powder prepared in step S1, and activating it for 1.2-1.8 hours at a temperature of 70-74° C. and a rotation speed of 150-180 r / min to obtain an activated plastic powder;

[0065] S3: Under the protection of nitrogen, add heavy calcium powder, poplar wood powder, polylactic acid, sodium tripolyphosphate, acrylate stearate, regulator, generating agent, coupling agent, Catalyst, plasticizer, dispersant, tackifier, softener, stirring at microwave power of 260-270W, temperature of 134-140°C, rotation speed of 200-400r / min for 3.5-4.5h to prepare mixture I;

[0066] S4: Add curing agent, antioxidant, heat stabilizer, anti-aging agent, flame...

Embodiment 1

[0077] A kind of described stone wood-plastic material with high heat distortion temperature, comprises the following raw materials in parts by weight: 140 parts of heavy calcium powder, 76 parts of poplar wood powder, 102 parts of waste plastics, 105 parts of polylactic acid, sodium tripolyphosphate 45 parts, 35 parts of acrylate stearate, 1.5 parts of surfactant, 0.8 parts of conditioner, 0.5 parts of generator, 0.8 parts of coupling agent, 0.4 parts of catalyst, 0.6 parts of plasticizer, 0.5 parts of dispersant, thickening 0.3 parts of softening agent, 0.4 parts of softening agent, 1.5 parts of curing agent, 0.3 parts of antioxidant, 0.3 parts of heat stabilizer, 1.5 parts of anti-aging agent, 1.3 parts of flame retardant, and 1 part of smoke suppressant;

[0078] The surfactant is polyoxyethylene-polyoxypropylene copolymer;

[0079] The regulator is a JINHASS regulator;

[0080] The generating agent is an aerosol generating agent;

[0081] The coupling agent is a titanat...

Embodiment 2

[0107] A kind of stone wood-plastic material with high heat distortion temperature, including the following raw materials in parts by weight: 110 parts of heavy calcium powder, 62 parts of poplar wood powder, 84 parts of waste plastics, 90 parts of polylactic acid, sodium tripolyphosphate 35 parts, 30 parts of acrylate stearate, 1.2 parts of surfactant, 0.5 parts of conditioner, 0.4 parts of generator, 0.6 parts of coupling agent, 0.3 parts of catalyst, 0.4 parts of plasticizer, 0.3 parts of dispersant, thickening 0.3 parts of softening agent, 0.3 parts of softening agent, 1 part of curing agent, 0.2 parts of antioxidant, 0.2 parts of heat stabilizer, 1.2 parts of anti-aging agent, 1 part of flame retardant, and 0.9 parts of smoke suppressant;

[0108] The surfactant is polyoxyethylene-polyoxypropylene copolymer;

[0109] The regulator is a JINHASS regulator;

[0110] The generating agent is an aerosol generating agent;

[0111] The coupling agent is a titanate coupling agen...

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Abstract

The invention discloses a stone wood plastic material with high thermal deformation temperature, and belongs to the technical field of preparation of materials used for 3D printing. The stone wood plastic material comprises following raw materials: heavy calcium carbonate powder, poplar wood powder, waste plastic, polylactic acid, sodium tripolyphosphate, acrylic stearate, a surfactant, a conditioning agent, a generating agent, a coupling agent, a catalyst, a plasticizer, a dispersant, a tackifier, a softener, a curing agent, an anti-oxidant, a heat stabilizer, an anti-aging agent, a fire retardant, and a smoke suppressant. The stone wood plastic material with high thermal deformation temperature possesses excellent flame resistance and impact resistance, is high in toughness and thermal deformation temperature, possesses excellent performance, can be popularized, and possesses excellent economic and social benefit.

Description

[0001] 【Technical field】 [0002] The invention belongs to the technical field of material preparation for 3D printing, and in particular relates to a stone-wood-plastic material with a high thermal deformation temperature. [0003] 【Background technique】 [0004] 3D printing, also known as rapid prototyping technology, is also called additive manufacturing technology. It does not require traditional tools, fixtures and machine tools, but is based on digital model files, using adhesive materials such as metal powder or plastic Layer printing technology to manufacture objects of any shape. 3D printers can manufacture many items, such as airplanes, pistols, food, human organs, children's toys, etc. 3D printing technology is a major breakthrough in the world's manufacturing technology field in the past 20 years. It is the integration of multidisciplinary technologies such as mechanical engineering, computer technology, numerical control technology, and material science. The mos...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C08L67/04C08L101/00C08L97/02C08K13/02C08K3/26C08K3/32C08K3/22C08K3/34B33Y70/00
CPCC08L67/04B33Y70/00C08L101/00C08L2201/02C08L2201/06C08L2201/08C08L2205/025C08L2205/035C08L2205/16C08L2207/20
Inventor 冯可发
Owner 广西丰达三维科技有限公司
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