Modified aromatic polyisocyanates and their use for the producti

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

521 99, C08G 1800, C08G 1810

Patent

active

054687837

ABSTRACT:
Polyaromatic polyisocyanates are modified by reaction with 0.1 to 10 weight %, preferably 2 to 7 weight % (based on polyisocyanate) of a polyether alcohol of molecular weight 206 to 948, obtainable by the reaction of alkylene oxides with C.sub.6 -C.sub.30, preferably C.sub.8 -C.sub.20, hydrocarbons containing 1 to 3 active H atoms, and are used for the production of rigid polyurethane foamed materials.

REFERENCES:
patent: 4304708 (1981-12-01), Marx et al.
patent: 5028636 (1991-07-01), Gebauer et al.
patent: 5314588 (1994-05-01), Zarnack 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

Modified aromatic polyisocyanates and their use for the producti does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Modified aromatic polyisocyanates and their use for the producti, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Modified aromatic polyisocyanates and their use for the producti will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-1137566

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