4. Refractive index: 1.70~2.25
We are committed to providing our customers with the highest quality products. Our Lithopone is manufactured using advanced technology and quality control processes to ensure consistent and reliable performance. We understand the importance of meeting your specific requirements, so we offer different grades of lithopone to meet the needs of various applications.
As early as sixty years ago, zinc sulphide was first thought of as a pigment for coloring India rubber and a patent for the process of its manufacture was issued in England. But it was not until twenty years later that zinc sulphide and its manufacture was seriously considered as a pigment for paint, and in 1874 a patent was issued for a process of manufacturing a white pigment, composed of zinc sulphide and barium sulphate, known as Charlton white, also as Orr's white enamel. This was followed in 1876 by a patent issued to a manufacturer named Griffith and the product, which was similar in character to Charlton white, was known as Griffith's patent zinc white. In 1879 another patent for a more novel process was obtained by Griffith & Cawley, the product made under this process proving the best of the series placed upon the market up to that date. After that time many new processes were patented, all, however, tending to the same object, that of producing a white pigment, composed of zinc sulphide and barium carbonate, the results, however, in many cases ending with failure.
Lithopone
In the competitive market for white pigments, manufacturers of Lithopone B301 must continuously strive to improve their processes and product quality. This includes investing in research and development, upgrading equipment, and adopting best practices in production. By staying abreast of industry trends and customer preferences, manufacturers can remain competitive and meet the evolving needs of their customers. In addition to providing the raw material, many suppliers also offer technical support to help customers optimize their use of anatase B101 titanium dioxide. This includes guidance on integration into existing processes, performance testing, and compliance with environmental regulations. Their commitment to customer service ensures that clients can fully leverage the potential of this versatile compound.Recent analyses of food-grade TiO2 samples have found that a significant portion of particles may be within the nanoscale. These particles (also known as nanoparticles) range in size from 1 to 100 nm, where 1 nm equals 1 billionth of a metre (the width of a typical human hair is 80,000 to 100,000 nm).
After classification, the lithopone powder is packaged in airtight containers to prevent exposure to moisture and other contaminants
The most common foods containing titanium dioxide are chewing gum, candies, pastries, chocolates, coffee creamers, and cake decorations (1Trusted Source, 3Trusted Source).
The global titanium dioxide market report provides a comprehensive analysis of the industry, with a focus on key manufacturers in the market. Titanium dioxide is a white pigment widely used in various industries such as paints, coatings, plastics, and cosmetics. The report covers the market trends, growth drivers, challenges, and opportunities for manufacturers in the titanium dioxide industry. The Resurgence of Lithopone ManufacturingOne of the primary uses of titanium dioxide is in the production of pigments for paints, coatings, and plastics. Titanium dioxide is known for its excellent opacity, brightness, and whiteness, making it an ideal choice for creating vibrant and long-lasting colors. Manufacturers of titanium dioxide carefully control the particle size and crystal structure of the pigment to ensure consistent quality and performance.
The updated evaluation revises the outcome of EFSA’s previous assessment published in 2016, which highlighted the need for more research to fill data gaps.
But in 2021, EFSA reevaluated titanium dioxide to consider the impacts of its nanoparticle. After considering more studies, EFSA concluded that nanoparticle-size titanium dioxide can accumulate in the body, break DNA strands and cause chromosomal damage.
The raw material used in this method is FeSO4. In order to maintain the Fe3 + concentration in the reaction medium in a specific range, reducing agent iron sheet is added in the reaction process. Iron yellow crystal seed was added and air was introduced to synthesize iron yellow under certain pH conditions. The method mainly includes two steps: (1) firstly, FeSO4 · 7H2O is used as raw material, NaOH or NH3 · H2O is used as precipitant or pH regulator, and air is used as oxidant to prepare crystal seed; (2) Iron yellow is produced by two-step oxidation with crystal seed, FeSO4, iron sheet and air.
We are a titanium dioxide manufacturer from China, our company has a perfect production capacity supporting, the main business is CR-930 series, anatase titanium dioxide BA01-01, CA100 series, Litho series, products with strong thickness resistance, good dispersion, high coverage. Widely used in paint, paper, rubber, coatings, tires, ceramics and other industries. Welcome your communication, negotiation and cooperation.
The company's main CR-930 series, Anatase titanium dioxide BA01-01, CA100 series, Lide powder series, has a professional management team, advanced production equipment and excellent technical advantages. The quality of our products is guaranteed and can also meet the manufacturing needs of different customers.
The factory is different from the dealer, we only provide FOB price of Tianjin port for the time being, we do not support CIF price for the time being, please understand. If necessary, the factory will provide you with quotation.
I'm Mia from Hebei Caiqing New Material Technology Co., LTD. My telephone number is +86 15694839000. My email address is sales02@cqtitaniumdioxide.com. We look forward to establishing long-term cooperative relations with your company.
In 2021, the European Food Safety Authority concluded that titanium dioxide is no longer safe in foods due to the same concerns over nanoparticles. As a result, titanium dioxide is now banned as a food additive in the EU. Although studies have shown that the absorption of ingested titanium dioxide is low, evidence suggests that titanium dioxide nanoparticles can accumulate in the body over time. Health Canada deemed it safe in 2022 but noted concerns. Unlike their European counterparts, Canadian officials did not consider studies performed with titanium dioxide nanoparticles alone.
In conclusion, selecting the right TiO2 powder suppliers is crucial for ensuring the success of any project or application that relies on this versatile compound. By considering factors such as quality, price, delivery capabilities, and customer support, businesses can find suppliers that offer the best value and reliability. With the right supplier, businesses can achieve their goals while minimizing risks and costs associated with using low-quality or unreliable TiO2 powder.Durabo White, 24.5 per cent zinc sulphide, 51 per cent barium sulphate, 18 per cent white clay, 5.5 per cent infusorial earth.
The Economical Power of Superfine Barium Sulfate An Affordable Option for Various IndustriesLithopone B301, Lithopone B311 powder, brilliant white pigment used in paints, inks, leather, paper, linoleum, and face powder. It was developed in the 1870s as a substitute or supplement for lead carbonate (white lead), to overcome its drawbacks of toxicity, poor weathering, and darkening in atmospheres that contain sulfur compounds. Lithopone B301, Lithopone B311 powder is an insoluble mixture of barium sulfate and zinc sulfide that precipitates upon mixing solutions of barium sulfide and zinc sulfate. The precipitate is recovered by filtration, then calcined (roasted) at temperatures above 600° C (1,112° F). Although Lithopone B301, Lithopone B311 powder has been replaced in many applications by titanium dioxide, it is still widely used in a number of products, such as water paints.
TR 28 titanium dioxide is also known for its stability and resistance to weathering, making it a reliable choice for products that are exposed to harsh environmental conditions. Whether used in outdoor paints or plastic products, TR 28 titanium dioxide helps maintain the product's appearance and performance over time.