Antioxidant 16 May 2025 Antioxidants used in polymers (1) Phenolic antioxidants Phenolic antioxidants are the most widely used and most abundant antioxidants in polymer materials. The phenolic hydroxyl… Changhong Chemical
Antioxidant 16 May 2025 Current status of clinical use of antioxidants Natural antioxidants Vitamin C and vitamin E were the first antioxidants to be applied. In animal tests and in vitro… Changhong Chemical
Antioxidant 16 May 2025 Mechanism of action of natural antioxidants Natural Antioxidants As people's requirements for food safety improve and doubts about the safety incidents of chemical synthetics increase, people… Changhong Chemical
Antioxidant 16 May 2025 Mechanism of action of food antioxidants Due to the more types of antioxidants, antioxidant action mechanism is not the same, in summary, there are mainly the… Changhong Chemical
Antioxidant 16 May 2025 Research Report on Antioxidants Commonly Used in Cosmetics I. Types and characteristics of antioxidants 1. Natural antioxidants Vitamin E (tocopherol) A fat-soluble vitamin, the chemical structure contains two… Changhong Chemical
Food Additives 16 May 2025 EU regulatory requirements for food additives 1.EU Food Additives Regulation In the European Union, the definition of a food additive as set out in Regulation (EC)… Changhong Chemical
Food Additives 16 May 2025 Common types of food additives and their functions 1.Expiry date plus - preservatives Preservatives are a kind of food additives to prevent food from spoiling and deteriorating, and… Changhong Chemical
Food Additives 16 May 2025 How the EU regulates food additives 1.Regulation of food additives in the EU The EU adopts an approval system for food additives, and only those additives… Changhong Chemical
Food Additives 16 May 2025 Role of food additives Food Additives: Not a ‘Flood’ Food additives are synthetic or natural substances that are added to food in order to… Changhong Chemical
Surfactant 16 May 2025 Surfactants in industrial cleaning I. Principle of action Water-based detergents work in synergy with chemical (emulsification, saponification, decomposition), physical (penetration, dispersion) and biological (enzyme… Changhong Chemical
Surfactant 15 May 2025 Silicone surfactants 1. Interfacial properties of organosilicon surfactants The most used silicone surfactants are EO/PO modified silicone surfactants, whose properties are related… Changhong Chemical
Surfactant 15 May 2025 Surfactants in Metalworking Metal processing, including metal cleaning, surface finishing and metal turning, milling, planing, cobalt, rolling, casting and other processes, in order… Changhong Chemical
Surfactant 15 May 2025 Application of surfactants in textile dyeing and finishing processes Surfactants, also known as surfactants, are substances that significantly reduce the surface tension of a target solution, either between two… Changhong Chemical
Surfactant 15 May 2025 Water-based cleaners I. Principles of action The decontamination of aqueous cleaning agents is achieved by the wetting, penetration, emulsification, dispersion, solubilisation and… Changhong Chemical
Flame retardant 15 May 2025 Five common flame retardant mechanisms of flame retardants 1. Inorganic flame retardant: Inorganic flame retardants play a flame retardant role, mainly by the large specific volume of filler… Changhong Chemical
Flame retardant 15 May 2025 Role of Flame Retardants Flame retardant, a kind of additive with special function that can make the polymer that is easy to burn become… Changhong Chemical
Pharmaceutical intermediates 15 May 2025 Applications of oxetane 1. Lowering LogD to increase water solubility Changing the carbonyl group and kai-dimethyl in the molecule to oxetane can reduce… Changhong Chemical
Pharmaceutical intermediates 15 May 2025 Characteristics of oxetanes The oxetanes show a slight widening of the outer ring C-C-C bond angles and a small degree of wrinkling (measured… Changhong Chemical
Pharmaceutical intermediates 15 May 2025 Classification of pharmaceutical intermediates Classification of Pharmaceutical Intermediates Based on the chemical structure, pharmaceutical intermediates can be classified into various types: Alkyl compounds: these… Changhong Chemical
Catalysts & Chemical Auxiliary Agents 14 May 2025 Key application areas and typical problem solutions for chemical crosslinking agents 1.Key application areas Rubber Industry: Tyre vulcanisation: Sulphur + accelerator (CBS 1.2phr + S₈ 2.5phr) Crosslink density: 4×10-⁴ mol/cm³ 30%… Changhong Chemical
Catalysts & Chemical Auxiliary Agents 14 May 2025 Enhanced filler application areas and market development needs 1.Key application areas High Performance Composites Aerospace structural components: Carbon fibre (50vol%)/Epoxy prepregs Specific strength up to 785MPa/(g/cm³) Coefficient of… Changhong Chemical
Catalysts & Chemical Auxiliary Agents 14 May 2025 Mechanism of action and application areas of toughening agents Mechanism of action of toughening agents 1.Elastomer toughening mechanism. Silver grain-shear band theory: Elastomer particles (0.1-1μm) act as stress concentration… Changhong Chemical
Catalysts & Chemical Auxiliary Agents 14 May 2025 Introduction to plasticisers and stabilisers Plasticiser, also known as plasticiser, is a kind of polymer material additive. Adding plasticisers to plastic products can increase the… Changhong Chemical
Catalysts & Chemical Auxiliary Agents 14 May 2025 Application areas and functions of chemical auxiliaries The chemical additives industry refers to the production of additives and auxiliary chemicals used in various industrial manufacturing processes. These… Changhong Chemical
UV light curing series 14 May 2025 Advances in UV Curable Coatings Research 1.UV curing water-based coatings Due to the conventional UV curing coatings used in the active diluted monomer has a strong… Changhong Chemical
UV light curing series 14 May 2025 UV curable coatings composition and application areas 1.Components UV curing coatings are mainly composed of four parts, namely, oligomers, monomers, photoinitiators, additives, etc. The curing reaction course… Changhong Chemical
UV light curing series 14 May 2025 UV-curable coatings and their research progress! Ultraviolet light curing coatings referred to as UV curing coatings, the use of irradiation curing technology and the generation of… Changhong Chemical
Fluorinated fine chemicals 13 May 2025 Properties of Fluorochemicals and Their Applications in Lubrication Fluorinated fluids, especially perfluoropolyethers (PFPE), have the following properties: Extremely low surface tension: this allows fluorinated fluids to better penetrate… Changhong Chemical
Antioxidant 13 May 2025 Summary of food antioxidant action mechanism and commonly used antioxidants I、Mechanism of action of food antioxidants Meat products in the processing, storage, transport and other aspects of oxidation and rancidity… Changhong Chemical
Photoinitiator 13 May 2025 Introduction to photoinitiators and their standards Coating industry: I、Terms and definitions photoinitiator (photoinitiator), according to GB/T 41764-2022 ‘Determination of the content of photoinitiators in radiation-curing coatings… Changhong Chemical
