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PROCESS FOR THE PRODUCTION OF PHENOLIC-RICH PYROLYSIS OILS FOR USE IN MAKING PHENOL-FORMALDEHYDE RESOL RESINS
PROCESS FOR THE PRODUCTION OF PHENOLIC-RICH PYROLYSIS OILS FOR USE IN MAKING PHENOL-FORMALDEHYDE RESOL RESINS
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机译:生产用于制造酚醛缩醛树脂的富酚热解油的方法
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摘要
A phenolic-rich pyrolysis oil is produced by pyrolysing lignocellulosic material at a temperature of no more than about 550 °C under an absolute pressure of no more than about 50 kPa to produce pyrolysis vapors, and condensing the pyrolysis vapors to obtain a condensate consisting of a phenolic-rich pyrolysis oil having a dew point of about 65 to about 75 °C under an absolute pressure of about 15 to about 20 kPa. Such a phenolic-rich pyrolysis can be directly used in making phenol-formaldehyde resol resins.
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