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Coal tar fuel oil is one of the brown oil state products, the fraction from coal tar or petroleum, 230 ° C ~ 300 ° C.
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Wash oil is one of the coal tar oil from which benzene can be extracted, also called debenzolized washing oil. Wash oil is brown liquid state.
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It can be used to wash out benzene or naphthalene compounds from the coal gas, and it is fractionation of coal tar oil and petroleum, 230 ° C ~ 300 ° C, the use of its
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Wash oil is used for washing oil from benzene or naphthalene compounds. It is a fraction of coal tar or petroleum, 230~300 °C, which is similar to coal tar and other components in
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Wash oil is one of the important fractions in the process of coal tar rectification. The boiling range is 230-300 ° C, which accounts for 4.5-10% of coal tar.
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Wash Oil, produced during coal tar distillation, is a brown liquid oil that is combustible. Its main components include methyl naphthalene, dim ethyl naphthalene, cresol, xylenol,
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9,9-Bis(4-(2-Hydroxyethoxy) phenyl) Fluorene is a type of functional polymer monomer and modifier, with a high degree of light transmittance and mechanical strength.
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4,4'-(9-Fluorenylidene)bis(2-phenoxyethanol) is also called 9,9-Bis(4-(2-Hydroxyethoxy) phenyl) Fluorene.
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9-Bis(4-(2-Hydroxyethoxy) phenyl)Fluorene, abbreviated as BPEF, molecular formula C29H26O4, molecular weight 438.514 , CAS-No117344-32-8, is white powder.
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9,9-Bis-[4-(2-hydroxyethoxy)-phenyl]-fluorene is mainly used for fine chemical intermediates, synthetic acrylic resin, fluorenyl ring resin, an important monomer of polycarbonate.








![9,9-Bis-[4-(2-hydroxyethoxy)-phenyl]-fluorene](/uploads/201915945/small/9-9-bis-4-2-hydroxyethoxy-phenyl-fluorene08319579862.jpg?size=299x0)


