Search results for keyword: benzene
Blue process
丁烷预聚发蓝工艺
Presently, organic syntheses play an important part in many industries, such as the pharmaceutical field, textile industry and more. From a variety of organic reactions, Friedel Crafts alkylation (FCA) being one of the most important of them. amongst all the varieties of FCA, the......
1046 
Natalie
Harmful ingredients in cast iron smelting
Introduction
Iron smelting is the process of heating and melting iron ore over high temperatures in a blast furnace. The aim of this process is to separate impurities from the iron resulting in wrought iron or pig iron which can then be used to create a vast number of finished iron products. In th......
Characteristics of eutectic carbide
Overview of Carbon Compounds
Carbon is a chemical element that has the symbol C and atomic number 6. Carbon is one of the most widely found elements in nature and is used in a variety of compounds. This article will discuss the different types of carbon compounds and their characteristics.
Orga......
Using CO Concentration Curve to Monitor Converter Slagging
Introduction
Iron-making is an important process for the steel industry, and coke is the main raw material . Coke oven gas (COG) is a by-product of coking during the iron-making process and is composed mainly of CO and H2. The proper control over the coking process is important to ensure that the......
Chemical Composition and Determination Method of Melting Flux (JB/T 7948-1999)
Chemical composition and determination of soldering fluxes
Abstract
This paper introduces the chemical composition and determination method of soldering fluxes based on JB/T 7948-1999. Soldering fluxes play an important role in soldering operations, and the quality of soldering fluxes directly a......
Injection secondary oxidation
Introduction
Oxidation-reduction (redox) reactions are fundamental chemical processes that involve the transfer of electrons between two species. Redox reactions play a crucial role in many environmental processes, as they are often used to generate energy and they are key components of the atmosp......
The composition and function of commonly used skin raw materials
Pharmaceutical Raw Materials Used in Dermatologic Formulations: Chemical Properties, Structure and Function
Dermatology is a complex specialty that includes a variety of therapeutic agents and formulations used to treat skin conditions. Among them, a wide range of pharmaceutical raw materials are......
Composition and Structure of Petroleum
Composition and Structure of Petroleum
Petroleum is a complex mixture of hydrocarbons, including both liquid and solid paraffin, along with various other compounds. The main constituent is a mixture of hydrocarbons, but petroleum also contains nitrogen, oxygen, and even sulfur in varying but smal......
asphalt solvent grouping
Introduction
Asphalt is a complex mixture of petroleum-derived hydrocarbons, containing small amounts of sulfur, nitrogen, oxygen, and other compounds. Asphalt is composed of various components, including asphalt cement, aggregate, filler, and bitumen. Asphalt cement is the main component of asph......
Soluble Mesophase Pitch
Soluble Intermediate Bitumen and Its Uses
Bitumen is an ancient and important material used in a variety of industries. It is derived from crude oil, and is a mixture of highly viscous hydrocarbons, making it difficult to work with in its natural form. To make it easier to use and transport, it h......
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