Introduction Fluorescent penetrant testing (FPT) is one of the most widely used non-destructive testing (NDT) methods for detecting surface-breaking defects in metals and non-metallic materials. Its sensitivity largely depends...

Read more

Introduction Polyethene (PE) is a widely used thermoplastic known for its high toughness, flexibility, and chemical resistance. Among its many applications, PE film—especially PE stretch film—plays a critical role...

Read more

Introduction PVC foam shoe materials have become widely favored in the footwear industry thanks to their lightweight construction, excellent cushioning, comfortable softness, and strong wear resistance. Combined with cost-effectiveness,...

Read more

As the demand for high-whiteness plastic products increases, whitening masterbatches have become an essential component in the plastics industry. These masterbatches are produced by mixing and granulating resins with fluorescent whitening agents...

Read more

Detergents—whether household, industrial, or institutional—play a vital role in maintaining hygiene and cleanliness in daily life. As consumer expectations for whiteness, brightness, and perceived cleanliness continue to rise, the role of optical...

Read more

Flexible plastics—such as plastic tablecloths, flexible water pipes, soft films, wires, and cables—represent a category of polymer materials that undergo frequent bending, stretching, and mechanical deformation during use. These conditions create unique...

Read more

Protein fibers—primarily wool and silk—naturally exhibit a slightly milky or yellowish appearance. Unlike cellulose fibers, they are seldom subjected to aggressive bleaching due to their sensitivity to strong oxidants and alkaline conditions....

Read more

As aesthetic standards rise across industries, the demand for bright, high-whiteness products has increased significantly. Whether in white plastics, coatings, inks, films, or everyday consumer goods, manufacturers commonly use additives to enhance...

Read more

Optical brighteners, also known as fluorescent whitening agents (FWAs), are widely used in polymers, fibers, plastics, detergents, and coatings to improve whiteness and enhance visual brightness. Over decades of research and industrial...

Read more

Filler masterbatches may not be widely recognized by consumers, but they play a critical role in the plastics processing industry. These granular materials are typically produced from a combination of fillers, additives,...

Read more