Process for preparing light colored petroleum resins and resins

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

526237, 526290, C08F 200, C08F 10100

Patent

active

043919618

ABSTRACT:
Petroleum resins of lightened color while retaining satisfactory melting point and compatibility are provided by a process which comprises heat soaking a petroleum cracking or reforming fraction containing cationically polymerizable hydrocarbons and from 2 to more than 0.5 weight percent of cyclodienes until the cyclodiene content is no more than 0.5 weight percent distilling said heat soaked petroleum fraction and polymerizing said distilled petroleum fraction in the presence of a polymerization catalyst.

REFERENCES:
patent: 2734046 (1956-02-01), Nelson et al.
patent: 2750353 (1956-06-01), Mirviss et al.
patent: 2750359 (1956-06-01), Hammer et al.
patent: 2770613 (1956-11-01), Tegge et al.
patent: 2817647 (1957-12-01), Habeshaw et al.
patent: 2849512 (1958-08-01), Banes et al.
patent: 2894937 (1959-07-01), Banes et al.
patent: 3860543 (1975-01-01), Masuda et al.
patent: 3875095 (1975-04-01), Yamada et al.
patent: 4105843 (1978-08-01), Iwase et al.
patent: 4230840 (1980-10-01), Katayama et al.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Process for preparing light colored petroleum resins and resins does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Process for preparing light colored petroleum resins and resins , we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Process for preparing light colored petroleum resins and resins will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-1440912

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.