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Polyurethane composite material and preparation method thereof

A technology of composite materials and polyurethane, which is applied in the field of polyurethane materials, can solve the problems that the aging resistance of polyurethane cannot meet the needs of use, and it is inconvenient to use, so as to improve the performance of heat aging resistance and light aging resistance, long service life, and improve comprehensive mechanics. performance effect

Inactive Publication Date: 2017-09-01
HEFEI ZHIHUI LONGTUTENG INTPROP CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, the existing polyurethane aging resistance can not meet people's needs, which brings inconvenience to people's use.

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0018] A polyurethane composite material, which is composed of the following raw materials in parts by weight: 1 part of aluminum powder, 2 parts of glass fiber, 0.5 part of bamboo powder, 1 part of graphene oxide, 4 parts of pottery clay, 60 parts of aromatic polycarbonate resin, methyl 0.1 parts of vinyl silicone oil, 0.2 parts of ethylene glycol stearate, 0.2 parts of carbon fiber, 115 parts of thermoplastic polyurethane elastomer, 1.5 parts of isocyanate, 3 parts of paraffin wax, 1 part of zinc borate, 2 parts of polyimide, 5 parts of silicone rubber 1 part, 1 part of acetylene carbon black, 0.5 parts of antioxidant and 12 parts of curing agent.

[0019] The preparation method of described polyurethane composite material, concrete steps are as follows:

[0020] Step 1, calcining clay at 650 degrees Celsius for 1 hour, cooling to normal temperature and grinding into 150-mesh powder, adding bamboo powder and aluminum powder, adding deionized water 12 times the total weight o...

Embodiment 2

[0027] A polyurethane composite material, consisting of the following raw materials in parts by weight: 1.8 parts of aluminum powder, 3.5 parts of glass fiber, 0.9 parts of bamboo powder, 2 parts of graphene oxide, 5.5 parts of pottery clay, 66 parts of aromatic polycarbonate resin, and 0.3 parts of silicone oil 0.5 parts of ethylene glycol stearate, 0.4 parts of carbon fiber, 120 parts of thermoplastic polyurethane elastomer, 3 parts of isocyanate, 4 parts of paraffin, 1.3 parts of zinc borate, 3 parts of polyimide, 9 parts of silicone rubber, carbon black 2 parts, compatible antioxidant 1.2 parts and room temperature curing agent 16 parts.

[0028] The preparation method of described polyurethane composite material, concrete steps are as follows:

[0029] Step 1, calcining clay at 695 degrees Celsius for 1.5 hours, cooling to room temperature and grinding into 190-mesh powder, adding bamboo powder and aluminum powder, adding deionized water 12 times the total weight of the m...

Embodiment 3

[0036]A polyurethane composite material, consisting of the following raw materials in parts by weight: 3 parts of aluminum powder, 5 parts of glass fiber, 1.5 parts of bamboo powder, 4 parts of graphene oxide, 7.5 parts of pottery clay, 73 parts of aromatic polycarbonate resin, methyl 0.5 parts of vinyl silicone oil, 0.8 parts of ethylene glycol stearate, 0.6 parts of carbon fiber, 126 parts of thermoplastic polyurethane elastomer, 3.6 parts of isocyanate, 4.8 parts of paraffin wax, 1.5 parts of zinc borate, 4 parts of polyimide, 11 parts of silicone rubber 3 parts of acetylene carbon black, 2 parts of compatible antioxidant and 19 parts of normal temperature curing agent.

[0037] The preparation method of described polyurethane composite material, concrete steps are as follows:

[0038] Step 1, calcining clay at 710 degrees Celsius for 2 hours, cooling to room temperature and grinding into 200-mesh powder, adding bamboo powder and aluminum powder, adding deionized water 14 t...

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PUM

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Abstract

The invention discloses a polyurethane composite material which is prepared from the following raw materials in parts by weight: 1 to 3 parts of aluminum powder, 2 to 5 parts of glass fiber, 0.5 to 1.5 parts of bamboo powder, 1 to 4 parts of graphene oxide, 4 to 8 parts of argil, 60 to 75 parts of aromatic polycarbonate resin, 0.1 to 0.5 part of silicone oil, 0.2 to 0.8 part of glycol stearate, 0.2 to 0.6 part of carbon fiber, 115 to 128 parts of a thermoplastic polyurethane elastomer, 1.5 to 4 parts of isocyanate, 3 to 5 parts of paraffin, 1 to 1.5 parts of zinc borate, 2 to 4 parts of polyimide, 5 to 12 parts of silicon rubber, 1 to 3 parts of carbon black, 0.5 to 2 parts of an antioxidant and 12 to 20 parts of a curing agent. The raw materials of the product are wide in source; the compatibility among all the components is high, and all the components achieve a synergistic effect; therefore, the thermal aging resistance and the optical aging resistance of a finished product can be improved, and the comprehensive mechanical property of the product can be further improved; the polyurethane composite material is long in service life and has wide market prospect.

Description

technical field [0001] The invention relates to the field of polyurethane materials, in particular to a polyurethane composite material. Background technique [0002] Polyurethane is a kind of polymer whose main chain contains -NHCOO-repeating structural units. The English abbreviation is PU, including rigid polyurethane plastics, soft polyurethane plastics, polyurethane elastomers and other forms, and is divided into two categories: thermoplastic and thermosetting. Polyurethane is an emerging organic polymer material, known as the "fifth largest plastic", and is widely used in many fields of the national economy because of its excellent performance. The product application fields involve light industry, chemical industry, electronics, textile, medical treatment, construction, building materials, automobile, national defense, aerospace, aviation and other fields. It is a widely used polymer material. Polyurethane has good physical and mechanical properties, wide range of har...

Claims

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Application Information

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IPC IPC(8): C08L75/04C08L69/00C08L97/02C08L83/07C08L83/04C08L91/06C08L79/08C08K13/04C08K7/14C08K7/06C08K3/08C08K3/04C08K3/38C08K5/103
CPCC08L75/04C08K2003/0812C08K2003/387C08K2201/014C08L2201/08C08L2205/025C08L2205/035C08L2207/04C08L69/00C08L97/02C08L83/04C08L91/06C08L79/08C08K13/04C08K7/14C08K7/06C08K3/08C08K3/04C08K3/38C08K5/103
Inventor 不公告发明人
Owner HEFEI ZHIHUI LONGTUTENG INTPROP CO LTD
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