Lithopone, a white inorganic pigment composed primarily of zinc sulfide and barium sulfate, has garnered considerable attention in various industrial applications since its introduction in the early 20th century. Identified by the chemical formula for its major components, lithopone is often referenced by its CAS number, 1345-05-7. Its unique properties and versatility make it a popular choice in sectors such as coatings, plastics, and construction.

In addition to its use in the paint industry, lithopone finds application in the plastics sector. The pigment not only improves the aesthetic appeal of plastic products but also contributes to their lightfastness and weather resistance. As consumers demand higher performance from their plastic goods, lithopone serves as a valuable additive that helps meet these evolving standards.

Furthermore, lithopone is used in the construction industry, where it contributes to the quality of building materials such as cement and plaster. Its excellent hiding power minimizes defects in the final product, while its inert nature ensures that it does not react unfavorably with other constituents. This reliability is crucial for maintaining the structural integrity and appearance of construction projects.

Despite its many advantages, the use of lithopone is accompanied by certain considerations. Environmental regulations and safety measures surrounding chemical use necessitate careful handling and disposal. Manufacturers are increasingly focusing on sustainable practices, emphasizing the development of non-toxic alternatives and ensuring that lithopone production aligns with eco-friendly policies.

In summary, lithopone (CAS 1345-05-7) remains a pivotal player in the world of pigments, possessing properties that cater to diverse industries. Its high opacity, brightness, and versatility position it as a formidable alternative to more traditional pigments, meeting the needs of modern manufacturing while adhering to environmental and safety standards. As industries evolve, the role of lithopone will likely expand, underscoring its importance in a wide array of applications.