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
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
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
