For professionals in the chemical and plastics industries, a thorough understanding of material properties is crucial for optimizing product performance and manufacturing processes. Tribasic Lead Sulfate (TBLS), identified by CAS number 12202-17-4, is a prime example of a chemical additive whose specific characteristics lend themselves to vital industrial applications, particularly in the realm of PVC stabilization.

TBLS is chemically characterized as a white, toxic powder with limited solubility in water. Its molecular formula, 3PbO·PbSO4·H2O, indicates its composition and gives rise to its key properties. Among the most significant is its excellent heat stability. This makes it an ideal choice for PVC processing, where high temperatures can otherwise lead to polymer degradation, manifesting as discoloration, loss of mechanical integrity, and embrittlement. TBLS functions by neutralizing the hydrochloric acid released during thermal decomposition, thereby safeguarding the polymer structure.

Beyond heat stabilization, TBLS is also noted for its contribution to the electrical insulation properties of PVC. This dual benefit makes it a valuable component in the manufacturing of electrical wires and cables, as well as other products requiring robust dielectric strength. Its long-term stability also ensures that the protective effects of the stabilizer are maintained throughout the product's intended service life.

The applications of Tribasic Lead Sulfate are diverse and impactful. It is extensively used in opaque and semi-transparent PVC products such as pipes for water and chemical conveyance, rigid profiles for windows and doors, and various injection-molded articles. Its ability to provide excellent processing characteristics and a fine finish also makes it suitable for calendered films and sheeting. As a leading chemical manufacturer in China, NINGBO INNO PHARMCHEM CO.,LTD. supplies high-quality TBLS that meets stringent industry standards for these varied applications.

For procurement managers and product developers, understanding these properties allows for informed decisions when specifying materials. If you are seeking to buy TBLS to enhance your PVC product's performance, stability, and lifespan, partnering with a knowledgeable supplier like NINGBO INNO PHARMCHEM CO.,LTD. ensures you receive a premium product backed by technical expertise and a commitment to quality. We invite you to contact us for detailed product information and a personalized quote.