lithopone powder price manufacturer

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The global barium sulfate market is subject to fluctuations due to changing economic conditions and environmental regulations. The increasing demand from the oil and gas sector, driven by drilling activities, has been a significant driver for barium sulfate production. However, the market is also influenced by the growth of the paint and coating industry, where barium sulfate is used as a to improve the opacity and durability of coatings.

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, 2. The herein-described process for manufacturing lithopone of various grades and a by-product of sodium hydrosulfid, which consists in preparing separate solutions of zinc sulfate and barium sulfid, which solutions are mixed with each other and with that of sodium bisulfate, all in equivalent and calculated amounts to produce and precipitate the desired grade of lithopone and leave the so dium hydrosulfid in solution, substantially as described.

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