High-abrasion-resistance transparent thermoplastic polyurethane elastomer for ball film and manufacturing method thereof

A polyurethane and nano-modification technology, which is applied in the field of TPU materials, can solve the problems of unsatisfactory wear resistance, elasticity and toughness, limit the wide application of TPU, insufficient elasticity and toughness, etc., achieve high wear resistance, promote wide use, good elasticity

Active Publication Date: 2014-11-12
DONGGUAN JIXIN POLYMER SCI & TECH +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Therefore, TPU material is a new type of material with broad market prospects. Existing TPU materials have the following technical problems: wear resistance, elasticity and toughness can not meet the application requirements of some specific technical fields, such as the preparation field of football film, Existing TPU materials generally have defects such as insufficient hardness, poor wear resistance, and insufficient elasticity and toughness in the preparation of football films, which limit the wide application of TPU in similar technical fields such as football films.

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0050] The preparation process of the nano-modified TPU composite material as the first preferred embodiment of the present invention is as follows:

[0051] (1) Composite nanopowder is configured, wherein nano-SiC with a particle size of 20-50nm accounts for 70% by weight, and nano-TiO with a particle size of 30-40nm 2 Accounting for 8% by weight, nano-ZnO with a particle size of 30-60nm accounting for 3% by weight, nano-Cr with a particle size of 30-60nm 2 o 3 Accounting for 3% by weight, nano-Al with a particle size of 30-40nm 2 o 3 Accounting for 10% by weight, nano-SiO with a particle size of 30-50nm 2 Accounting for 6% by weight, the above-mentioned nanometer components are fully mixed and ground to an average particle size of 20-50nm to prepare a composite nanometer powder.

[0052] (2) Preparation of silane coupling agent, from triethyl vinyl silane, γ-aminopropyl triethoxy silane, γ-glycidyl ether oxypropyl trimethoxy silane, triphenoxy vinyl silane, benzene Any ...

Embodiment 2

[0058] The preparation process of the nano-modified TPU composite material as the second preferred embodiment of the present invention is as follows:

[0059] (1) Composite nano-powder is configured, wherein nano-SiC with a particle size of 20-50nm accounts for 80% by weight, and nano-TiO with a particle size of 30-40nm 2Accounting for 5% by weight, nano-ZnO with a particle size of 30-60nm accounting for 3% by weight, nano-Cr with a particle size of 30-60nm 2 o 3 Accounting for 1% by weight, nano-Al with a particle size of 30-40nm 2 o 3 Accounting for 8% by weight, nano-SiO with a particle size of 30-50nm 2 Accounting for 3% by weight, the above-mentioned nanometer components are fully mixed and ground to an average particle size of 20-50nm to prepare a composite nanometer powder.

[0060] (2) To prepare silane coupling agent, first prepare the raw material components of silane coupling agent according to the following mass ratio: γ-aminopropyldimethoxymethylsilane with 18...

Embodiment 3

[0066] The preparation process of the nano-modified TPU composite material as the third preferred embodiment of the present invention is as follows:

[0067] (1) Composite nanopowder is configured, wherein nano-SiC with a particle size of 20-50nm accounts for 75% by weight, and nano-TiO with a particle size of 30-40nm 2 Accounting for 6% by weight, nano-ZnO with a particle size of 30-60nm accounting for 4% by weight, nano-Cr with a particle size of 30-60nm 2 o 3 Accounting for 2% by weight, nano-Al with a particle size of 30-40nm 2 o 3 Accounting for 9% by weight, nano-SiO with a particle size of 30-50nm 2 Accounting for 4% by weight, the above-mentioned nanometer components are fully mixed and ground to an average particle size of 20-50nm to prepare a composite nanometer powder.

[0068] (2) prepare silane coupling agent, the raw material composition of described silane coupling agent (mass fraction in self composition) is: 25 parts of calcium terephthalates, 12 parts of ...

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Abstract

The invention provides high-abrasion-resistance transparent thermoplastic polyurethane elastomer for a ball film and a manufacturing method of the high-abrasion-resistance transparent thermoplastic polyurethane elastomer. The thermoplastic polyurethane elastomer is made of nano-modification TPU composite materials, and the nano-modification TPU composite materials are formed by mixing, by weight, 70-90 parts of polyurethane-nano-powder composite components, 3-10 parts of chain extenders, 0.5-2 parts of antioxidants, 1.2-4 parts of hydrolytic stabilizers, 1-3 parts of slipping agents, 1-3 parts of antiblocking agents, 3-20 parts of fillers and 0.8-3 parts of fire retardant. The nano-modification TPU composite materials manufactured by modifying and innovating all raw material components and the configuration proportion of the TPU composite materials have the unique advantages of being high in hardness and abrasion resistance, strong in elasticity and toughness, high in transparency, high in hydrolysis resistance, good in environmental protection, capable of achieving high-frequency welding and the like, the wide application of the TPU materials is promoted, and the wide market prospect is achieved.

Description

technical field [0001] The invention relates to the technical field of TPU materials, and more specifically relates to a nano-modified TPU composite material used for high wear-resistant transparent thermoplastic polyurethane elastomers of spherical membranes and a preparation method thereof. Background technique [0002] TPU (Thermoplastic polyurethanes) material is a kind of thermoplastic polyurethane elastomer material, which has the advantages of wide hardness range, wear resistance and oil resistance, transparency and good elasticity, so it is widely used in daily necessities, sporting goods, toys, decorative materials and other fields, and has Gradually replace PVC to meet the trend of environmental protection requirements in more and more fields. Therefore, TPU material is a new type of material with broad market prospects. Existing TPU materials have the following technical problems: wear resistance, elasticity and toughness can not meet the application requirements ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C08L75/08C08K13/06C08K9/06C08K3/34C08K3/22C08K3/36C08G18/66C08G18/48C08G18/10
Inventor 何建雄王一良
Owner DONGGUAN JIXIN POLYMER SCI & TECH
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