Author Archives: Vichem

Why Does Engine Oil Thickens at Low Temperatures? The Story of VI Index

During cold weather, many drivers notice that engine oil thickens, making the engine crank slowly...

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...

Paint color change over time: Causes beyond UV

Paint color change is a common phenomenon after a period of use, especially on outdoor...

Chalking defect – Why does exterior paint fade so quickly?

Exterior paint is constantly exposed to sunlight, rain, and dust. Over time, a fine white...

Solvent Extraction: Method & Applications in Chemical Industry

In the chemical industry, solvents play a vital role as intermediates that enable dissolution, reaction,...

PVA in Thermoplastic Adhesive: Activation & Re-bonding

In the adhesive industry, thermoplastic systems are widely used for their fast processing, strong bonding,...

Antioxidant Additives in Lubricant Oils: Mechanism and Evaluation

In lubricating oils, antioxidant additives are essential components that stabilize performance and extend oil life....

Bühler and the Clean Production Revolution

In the context of globalization, green and energy-efficient production has become a mandatory requirement for...

Dye Precipitation Phenomenon – Causes and Solutions

In the textile dyeing industry, dyes play a key role in determining the value and...

Organic Solvents – Properties and Uses in Polymers

Organic solvents are essential chemicals in polymer, paint, and adhesive industries. They act as intermediates...