2020-02-25
The role of zinc oxide in rubber
Rubber-grade zinc oxide is a natural latex activator, and can also be used as a reinforcing agent and colorant. It has multiple production processes and is an important inorganic activator in the rubber industry. Adding it to rubber cement can increase the solidification speed and also has an activating effect. It is widely used in the rubber industry to make rubber products.
2020-02-23
In clinical practice, medicinal zinc oxide has astringent and antibacterial effects. It reacts with free fatty acids in oils to form zinc oleate and zinc fatty acids, protecting the skin. Absorbed into cells through hair follicles, it promotes nucleic acid and nucleoprotein synthesis, participates in cellular energy metabolism, and promotes tissue repair. It is significantly effective for malignant dermatitis, eczema, and urticaria.
2020-02-21
Physical properties of zinc oxide
Zinc oxide is a white powder or hexagonal crystalline body, odorless and non-sandy. When heated, it turns yellow, and turns back to white after cooling. It sublimates when heated to 1800 degrees. Its covering power is half that of titanium dioxide and zinc sulfide. Its coloring power is twice that of basic lead carbonate. It is soluble in acids and alkalis, but insoluble in water and ethanol. It has a wide range of uses.
2020-02-20
Introduction to the applications of zinc oxide
Zinc oxide is a zinc oxide commonly used in our daily lives. It is insoluble in water but soluble in acids and alkalis, and is often used as a chemical additive. Humans have used zinc oxide as a coating and external medicine for a long time. It has a wide range of applications. Shandong Xingyuan Zinc Industry Technology Co., Ltd. is a manufacturer of zinc oxide and zinc powder, with more than 30 years of production history, providing customers with good products and services. Below, the manufacturer introduces the application fields of zinc oxide.
2019-11-15
What are the functions of zinc oxide in rubber products?
50% of industrially produced zinc oxide goes to the rubber industry. Zinc oxide and stearic acid, as important reactants in rubber vulcanization, are among the raw materials for rubber manufacturing. The mixture of zinc oxide and stearic acid enhances the hardness of the rubber. Zinc oxide is also an important additive in automobile tires. In addition to its vulcanizing effect, zinc oxide significantly improves the thermal conductivity of rubber, thus contributing to tire heat dissipation and ensuring driving safety. Zinc oxide additives also prevent the erosion of rubber by mold or ultraviolet light.
2019-05-29
The role of zinc oxide in coatings
The Role of Zinc Oxide in Coatings Zinc oxide is an alkaline compound that reacts with trace amounts of free fatty acids to form zinc soaps, which tend to thicken the paint. It dissolves in inorganic acids or acetic acid. Zinc oxide has a high refractive index and the ability to absorb ultraviolet light. It also has strong coloring power and hiding power, but its color is pure white, it does not chalk, and it has good light and heat resistance. It can form coordination compounds with carboxylate ions in the coating, thereby reducing the sensitivity of the coating to water. Therefore, zinc oxide can improve the weather resistance and anti-chalking ability of the coating, making it suitable for exterior wall coatings. Zinc oxide makes the product coating flexible, firm, waterproof, and ...
2018-08-13
Analysis of the Development and Market Prospects of Zinc Oxide
The rapid growth in zinc oxide production capacity over the past five years, especially in the indirect method, is mainly due to the rapid development of China's automobile industry, expressways, power grids, home appliances, digital communications, and other industries. For example, indirect method zinc oxide is used in radial tires. In particular, China's automobile sales have been rising steadily over the past three years. According to statistics from the China Association of Automobile Manufacturers, China produced a total of 18,418,900 vehicles in 2011, a year-on-year increase of 0.8%, and sold 18,505,100 vehicles, a year-on-year increase of 2.5%, leading to the rapid development of indirect method zinc oxide. At the same time, international and domestic magnetic materials are also developing rapidly.
2018-08-08
Introduction to Zinc Oxide Zinc oxide has three functions: firstly, it acts as an activator or accelerator in the formulation; secondly, it acts as an acid absorber, absorbing certain by-products of the vulcanization reaction, such as HCl, during the vulcanization of the rubber; and thirdly, it can improve the thermal properties of the rubber. Functions of Zinc Oxide: (1) Activation of the entire vulcanization system Zinc oxide and stearic acid together form zinc soap, which improves the solubility of zinc oxide in the rubber and forms a complex with the accelerator. This complex is particularly active and reacts with sulfur to produce a strong vulcanizing agent. (2) Improved crosslinking density Zinc oxide and stearic acid react
2018-01-26
The role of zinc oxide in petroleum additives
The role of zinc oxide in petroleum additives
2017-07-19
Airflow sieving technology for zinc powder
Using a vibrating screen to classify zinc powder relies on a motor vibrating at a certain frequency to allow granular materials to pass through the screen, thus achieving material classification. Due to the open-type screening, the zinc powder screening process produces a large amount of dust, resulting in material waste and loss during the screening process, and causing pollution to the natural and working environments. The air classifier abandons the traditional principle of gravitational potential energy operation and opens up a new way of screening using the kinetic energy of the carrier fluid. It uses high-speed airflow as a carrier in a closed state, allowing the fully dispersed zinc powder particles to be sprayed onto the screen with sufficient kinetic energy to achieve rapid classification. In simple terms: the air classifier uses the zinc powder