Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tosoh Corp
Original Assignee
Toyo Soda Manufacturing Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Toyo Soda Manufacturing Co LtdfiledCriticalToyo Soda Manufacturing Co Ltd
Priority to JP14873376ApriorityCriticalpatent/JPS5373284A/en
Publication of JPS5373284ApublicationCriticalpatent/JPS5373284A/en
PURPOSE: To prepare a petroleum resin having a low softening point and improved color and useful for paints, rubber chemicals, ink chemicals, etc., by polymerizing a fraction of petroleum distillate containing aromatic unoaturated hydrocarbons and having a b.p. of 100 - 300°C in the presence of a specific catalytic system.
COPYRIGHT: (C)1978,JPO&Japio
JP14873376A1976-12-131976-12-13Preparation of petroleum resin
PendingJPS5373284A
(en)