Author Archives: Vichem
Enzymes in Fabric Treatment: A Sustainable Alternative to Traditional Chemicals
The textile industry is undergoing a strong transformation toward sustainability. Enzymes have emerged as an innovative solution for effective and eco-friendly fabric treatment. Their biological nature allows them to replace harsh chemicals while maintaining high...
Read morePaint color change over time: Causes beyond UV
Paint color change is a common phenomenon after a period of use, especially on outdoor surfaces. Many people believe the main cause is sunlight and ultraviolet radiation, but in reality, there are many other factors...
Read moreChalking defect – Why does exterior paint fade so quickly?
Exterior paint is constantly exposed to sunlight, rain, and dust. Over time, a fine white powder often appears on the wall surface. This phenomenon is known as the chalking defect, a common issue in paint...
Read moreSolvent Extraction: Method & Applications in Chemical Industry
In the chemical industry, solvents play a vital role as intermediates that enable dissolution, reaction, and film formation in many production processes. However, after reactions are completed, solvents often contain impurities or become mixed with...
Read morePVA in Thermoplastic Adhesive: Activation & Re-bonding
In the adhesive industry, thermoplastic systems are widely used for their fast processing, strong bonding, and heat reactivation capability. However, to meet increasing demands for durability, flexibility, and environmental safety, adhesive polymers must be continuously...
Read moreAntioxidant Additives in Lubricant Oils: Mechanism and Evaluation
In lubricating oils, antioxidant additives are essential components that stabilize performance and extend oil life. When the oil operates under high temperature and is exposed to oxygen, oxidation reactions occur rapidly. These reactions alter the...
Read moreBühler and the Clean Production Revolution
In the context of globalization, green and energy-efficient production has become a mandatory requirement for every enterprise. Beyond complying with environmental regulations, it is also a key factor in optimizing costs and improving productivity. Bühler...
Read moreDye Precipitation Phenomenon – Causes and Solutions
In the textile dyeing industry, dyes play a key role in determining the value and aesthetics of fabrics. Accurate, durable, and uniform color reflects the quality of the entire production process. However, many factories still...
Read moreOrganic Solvents – Properties and Uses in Polymers
Organic solvents are essential chemicals in polymer, paint, and adhesive industries. They act as intermediates to dissolve, disperse, and adjust resin viscosity. With high volatility and flexibility, an organic solvent enhances productivity and ensures a...
Read moreComparing Ethanol and Water Solvents: When to Use Each One
Ethanol and water are the two most common solvents used in the chemical industry and laboratories. Each has its own characteristics in structure, solubility, and volatility. These factors directly affect reaction efficiency and extraction performance....
Read more
