A new generation of propylene disproportionation catalyst production increase

According to "Asian Chemical Weekly," a new generation of disproportionation catalyst developed by Mitsui Chemicals Japan has been successfully used in its OCU plant to increase propylene yield and actual production. The device can add 10,000 tons/year of propylene production, while also reducing water, electricity, steam consumption and pollutant emissions.
Mitsui Chemicals developed this new type of catalyst by adding a multi-metal composite to a conventional tungsten catalyst. The new catalyst has high activity, low reaction temperature and high selectivity. Its reaction activity is 30 times higher than that of conventional catalysts. The reaction temperature can be lowered from 300°C to 230°C to 250°C. The selectivity of the reaction can be increased from 88% to 94%. . Mitsui Chemicals' OCU in Osaka, Japan, was put into production in 2004. Currently, the propylene production capacity is 140,000 tons/year. After using this catalyst, the production of propylene can be increased to 150,000 tons/year.

Iron Oxide pigment is chemical compounds composed with formula Fe3O3 . Synthetic iron oxide is the most common colorant in concrete and cement paint. Iron oxide is an important inorganic color pigment, chemical stability, strong color strength, fine dispersion and excellent light resistance, weather resistance.

Major Features: 

1)Brilliantly colored powder. Eye-pleasing and durable.
2) Strong coloring power, excellent coverage.
3) Light permanency and weatherability.
4) 6~7 grade resistance to oxidation and light permeability, 4~5 grade resistance to basic materials.

Usage:

1) Used in many types of paints, including anti-rust paint, water-soluble indoor/outdoor paints and oil-based paints.
2) Used for dyeing construction materials, such as mosaic bricks, for concrete bricks, pavement, colorful tiles, roofing tiles and man-made marble. Colors for ceramic body.
3) Used in paper industry, esp. rice paper.
4) Used for surface coloration of plastic epoxy floor, color for pitch.
5) Used as a more fade-resistant dye for plastics.
6) Used as pigment for cosmetic.
7) Used as coloring Sugar-coat for medicine tablets.

Iron Oxide

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