Hydrogenation of nitrile rubber

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

5253293, 525339, C08F 804

Patent

active

052101517

ABSTRACT:
An improved process is provided for the catalytic hydrogenation of nitrile rubber using a ruthenium catalyst wherein the improvement is that the nitrile rubber is provided as an aqueous emulsion and a solvent and a selected inorganic additive are present during the hydrogenation, whereby the molecular weight increase in the hydrogenation process is minimized and controlled.

REFERENCES:
patent: 3700637 (1972-10-01), Finch
patent: 4384081 (1983-05-01), Kubo
patent: 4464515 (1984-08-01), Rempel et al.
patent: 4503196 (1985-03-01), Rempel et al.
patent: 4631315 (1986-12-01), Buding et al.
patent: 4812528 (1989-03-01), Rempel et al.
patent: 4816525 (1989-03-01), Rempel et al.
patent: 4876314 (1989-10-01), Hoxmeier et al.
patent: 5034469 (1991-07-01), Buding et al.
patent: 5057581 (1991-10-01), Rempel et al.
patent: 5075388 (1991-12-01), Rempel
patent: 5164457 (1992-11-01), Kubo 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

Hydrogenation of nitrile rubber does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Hydrogenation of nitrile rubber, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Hydrogenation of nitrile rubber will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-1350655

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