Process for the preparation of liquid, storage-stable...

Organic compounds -- part of the class 532-570 series – Organic compounds – Isocyanate esters

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C540S200000, C548S951000, C548S952000

Reexamination Certificate

active

07662989

ABSTRACT:
The invention relates to a process for the preparation of liquid, storage-stable isocyanate mixtures of low color number containing carbodiimide (CD) and/or uretonimine (UI) groups, the isocyanate mixtures obtainable by this process, the preparation of blends with further isocyanates and the process of the preparation of prepolymers containing isocyanate groups and/or polyurethane plastics, preferably polyurethane foams, from these isocyanate mixtures.

REFERENCES:
patent: 2853473 (1958-09-01), Campbell et al.
patent: 4067820 (1978-01-01), Wagner et al.
patent: 4088665 (1978-05-01), Findeisen et al.
patent: 4120884 (1978-10-01), Woerner et al.
patent: 4284730 (1981-08-01), Narayan et al.
patent: 5202358 (1993-04-01), Scholl et al.
patent: 5354888 (1994-10-01), Scholl
patent: 5610408 (1997-03-01), Imokawa et al.
patent: 6120699 (2000-09-01), Narayan et al.
patent: 2006/0025557 (2006-02-01), Wershofen et al.
patent: 2006/0128928 (2006-06-01), Wershofen et al.
patent: 2007/0155937 (2007-07-01), Wershofen et al.
patent: 2007/0155939 (2007-07-01), Wershofen et al.
patent: 2007/0167633 (2007-07-01), Wershofen et al.
patent: 1 356 851 (1974-06-01), None

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 the preparation of liquid, storage-stable... 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 the preparation of liquid, storage-stable..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Process for the preparation of liquid, storage-stable... will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-4174399

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