2016-10-24
Zinc oxide is the best activator for sulfur vulcanization of natural rubber
Zinc oxide, as a rubber vulcanization activator, is widely used due to its comprehensive functions. To date, zinc oxide remains the best activator for sulfur vulcanization of natural rubber. Zinc oxide, stearic acid, sulfur, and accelerators together constitute the vulcanization system. Zinc oxide and stearic acid form zinc stearate, which can accelerate sulfur vulcanization together with the accelerator. If sulfur is used alone, the vulcanization process will be very long. However, the release of zinc during the production, processing, and recycling of rubber products can have adverse effects on the environment, human health, and especially aquatic organisms. A new trend in rubber industry production is to reduce the zinc content in products and to explore alternatives.
2016-07-30
A Brief Discussion on the Applications of Zinc Powder
Zinc, as a basic metal, plays a significant role in economic life and has a wide range of applications. Zinc powder, as an important form of zinc, is widely used in daily life. The price of zinc powder is relatively lower than that of ordinary zinc, which greatly expands the application space of zinc powder. Zinc powder, pure zinc is a gray metal, with metallic luster, melting point 419.5℃, boiling point 918℃, density 7.13g/cm3. The raw material used to manufacture zinc powder is zinc ingot, with the grade ZN-4 and a purity of 99.5%. Zinc has considerable corrosion resistance in the atmosphere, but it is not corrosion-resistant in acidic and alkaline salts. When zinc is in contact with metals with stronger positive electricity,
2016-07-05
Zinc oxide: A case study of contemporary computational solid-state chemistry research
Abstract: Computational techniques have been extensively applied to the study of the chemical and physical properties of zinc oxide. Atomic-scale and density functional theory methods are used to investigate structural, thermodynamic, surface, and defect properties. This paper investigates the structure and energy of zinc oxide nanoparticles. While bulk properties have been extensively described from both fundamental and applied perspectives due to the physical and chemical properties of zinc oxide, here we focus on computational efforts. Polymorphism and physical properties: Over a wide range of temperatures and pressures, including ambient conditions, zinc oxide exhibits a wurtzite (B4) crystal structure (mineral zincite), with all atoms in tetrahedral coordination.
2016-06-06
Zinc oxide ointment: A "miracle cure" for skin problems
Zinc oxide ointment is an indispensable treasure in the hands of dermatologists, used in the treatment of various skin problems such as dermatitis, trauma, and ulcers. Recently, it seems to have been given more magical "functions." What exactly is zinc oxide? Zinc oxide has been used to aid wound healing since ancient Egypt, as evidenced by the Ebers Papyrus of 1550 BC [1]. Currently, many creams, ointments, and dressings used to treat dermatitis, trauma, and ulcers on the market use zinc oxide as a main ingredient, and it can also be found in sunscreen products. Many baby product companies also use zinc oxide as a
2016-06-01
Analysis of the Development Status and Prospects of the Zinc Oxide Industry
The current situation of China's zinc oxide industry: Zinc oxide is an important branch of inorganic chemical zinc salts. As a basic chemical raw material, zinc oxide has a wide range of applications. With the development of science and technology, many properties of zinc oxide have been re-recognized. The characteristic functions of zinc oxide have been developed and used in new scientific fields and new industries, becoming an indispensable important basic chemical raw material and new material in national economic construction. For example, nano zinc oxide is known as a new material of the 21st century. Zinc oxide is mainly divided into indirect zinc oxide, direct zinc oxide and wet zinc oxide. It is mainly used in rubber electronics, medicine, coatings and other industries.
2016-06-01
Analysis of Marketing Models of Domestic Chemical Enterprises
With the continuous high-speed development of China's economy, the development of domestic chemical enterprises has also entered the fast lane, from the original weakness to strength, and gradually integrated with the international chemical market. Whether it is production technology, production capacity, product quality or independent intellectual property rights, it has been greatly improved and developed. The construction of new projects is booming. This has led to the rapid saturation of the domestic chemical market, and the sales of chemical products have experienced a process from no worries about sales to unsalable products. In the process of extremely fierce market competition, chemical enterprises are faced with the problem of how to win in competition and how to survive in competition. Therefore, domestic
2015-04-04
SMM base metal spot trading daily review on April 3
Overnight market sentiment cooled, with significant selling pressure above LME zinc. Prices opened higher at $2111/ton but fell throughout the session, hitting a low of $2076/ton and erasing the previous day's gains. The final price was $2080.5/ton, down $1.3/ton. LME zinc is closed today for Good Friday. The LME market will also be closed next Monday. Overnight, the main contract of SHFE zinc opened higher at 16050 yuan/ton, driven by the external market. Prices gradually rose during the session, reaching a high of 16195 yuan/ton, before closing at 16130 yuan/ton, up 140 yuan/ton (0.88%). Trading volume was [original text]
2015-03-27
March 27 SMM Zinc Market Morning Report
SMM March 27: Yesterday, market news was mixed, with significant selling pressure on LME zinc, leading to a price surge followed by a decline. After opening at $2080 per ton, LME zinc traded narrowly around the opening price during the Asian session. During the European and US sessions, boosted by the rise in crude oil and gold in surrounding markets, LME zinc rapidly surged to a five-week high of $2128.5 per ton. However, the market's response to the crude oil price increase was limited, with high crude oil inventories remaining a concern for investors. In addition, strong US initial jobless claims data in the evening boosted the US dollar, causing LME zinc to give up its intraday gains and fall back to near its opening price. It closed at $2081 per ton, down $1.5 per ton, or 0.07%.
2015-03-25
Xingyuan Zinc Industry wins the title of "Top Ten Zinc Oxide Enterprises in China"
In the 2014 China Top Ten Zinc Oxide Enterprises Selection Activity, jointly organized by Shanghai Metals Market and the Zinc Oxide Branch of the China Coatings Industry Association, our company was awarded the title of "Top Ten Zinc Oxide Enterprises in China."