Sole materials are a crucial component in footwear products, and their performance directly affects the comfort, durability and functionality of the shoe. As consumers’ requirements for footwear products continue to increase, sole materials need to have higher flexibility, wear resistance and other comprehensive properties. To meet these needs, the chemical industry continues to develop new additives to improve the performance of sole materials. Among them, DMAEE (dimethylaminoethoxy) as a multifunctional additive has gradually attracted attention in recent years. This article will discuss in detail the practical effects of DMAEE in improving the flexibility and wear resistance of sole materials, and analyze them through experimental data and market cases.
DMAEE (dimethylaminoethoxy) is an organic compound with a chemical structural formula of C6H15NO2. It consists of dimethylamino, ethoxy and groups and has the following properties:
DMAEE is widely used in the following fields:
Flexibility is one of the important properties of sole materials, which directly affects the comfort of wearing and the service life of the shoes. Soles with insufficient flexibility are prone to cracking or deforming, while excessive softness can lead to insufficient support.
Abrasion resistance is a key indicator for measuring the durability of sole materials. The soles will frequently rub against the ground during daily use, and materials with poor wear resistance are prone to wear, shortening the service life of the shoes.
In addition to flexibility and wear resistance, sole materials also need to have the following properties:
DMAEE improves the flexibility of sole materials by:
DMAEE improves the wear resistance of sole materials by:
To evaluate the actual effect of DMAEE in sole materials, the following experiments were designed:
Additional amount (%) | Bending Strength (MPa) | Elongation of Break (%) |
---|---|---|
0 | 12.5 | 250 |
0.5 | 11.8 | 280 |
1 | 11.0 | 310 |
1.5 | 10.5 | 330 |
It can be seen from the table that with the increase of DMAEE addition, the bending strength of the material slightly decreased, but the elongation of break is significantly improved, indicating that the flexibility has been significantly improved.
Additional amount (%) | Abrasion (mg) |
---|---|
0 | 120 |
0.5 | 100 |
1 | 85 |
1.5 | 70 |
Experimental results show that the addition of DMAEE has decreased significantlyThe wear amount of material is lowered and the wear resistance is significantly improved.
By comparing the experimental data, the following conclusions can be drawn:
Performance metrics | DMAEE not added | Add 1% DMAEE |
---|---|---|
Bending Strength (MPa) | 12.5 | 11.0 |
Elongation of Break (%) | 250 | 310 |
Abrasion (mg) | 120 | 85 |
Tear resistance (N/mm) | 15 | 18 |
Additional amount (%) | Improve flexibility | Advantage resistance is improved | Enhanced tear resistance |
---|---|---|---|
0.5 | Medium | Medium | Minimal |
1 | Significant | Significant | Medium |
1.5 | very significant | very significant | Significant |
A well-known sports brand adds 1% DMA to sole materialsAfter EE, the flexibility and wear resistance of the shoes have been significantly improved, and the user feedback has been significantly improved in comfort and durability.
After a casual shoe brand uses DMAEE sole material, the service life of the shoes is extended by 30%, while reducing the return rate due to sole wear.
In industrial safety shoes, the sole material with DMAEE added exhibits excellent wear resistance and tear resistance, and is suitable for use in harsh environments.
DMAEE dimethylaminoethoxy, as a highly efficient additive, has shown significant effects in improving the flexibility and wear resistance of sole materials. Through experimental data and market cases, it can be seen that adding DMAEE can significantly improve the comprehensive performance of sole materials and meet consumers’ high requirements for footwear products. In the future, with the continuous advancement of technology, DMAEE’s application prospects in the field of shoe materials will be broader.
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