Process for preparation of modified aromatic hydrocarbon resin

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

528495, 528499, 528500, C08G 1004, C08J 300

Patent

active

043716750

ABSTRACT:
A modified aromatic hydrocarbon resin is prepared by reacting an aromatic hydrocarbon-formaldehyde resin with an unsaturated polybasic acid or an anhydride thereof, if desired, together with a saturated polybasic acid or an anhydride thereof, while making water or water and an aliphatic alcohol present in the reaction system and removing the formaldehyde formed by the reaction. The cured product has a good mechanical strength and a high resistance to water and alkalis.

REFERENCES:
patent: 3398107 (1968-08-01), Rowe et al.
patent: 4197378 (1980-04-01), Rudolphy 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 preparation of modified aromatic hydrocarbon resin 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 preparation of modified aromatic hydrocarbon resin, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Process for preparation of modified aromatic hydrocarbon resin will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-2408093

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