Fast curing compositions

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From reactant having at least one -n=c=x group as well as...

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C528S904000, C523S118000, C514S479000, C606S214000

Reexamination Certificate

active

06894140

ABSTRACT:
Fast curing surgical adhesives and sealants contain an NCO-terminated hydrophilic urethane prepolymer derived from an aromatic diisocyanate and a polyol. Substantially all the aromatic diisocyanate used to prepare the NCO-terminated hydrophilic urethane prepolymer is in the para form. Optionally, the aromatic diisocyanate is substituted with at least one electron withdrawing group, such as, for example, a fluorine group.

REFERENCES:
patent: 3463762 (1969-08-01), Trischler
patent: 4623709 (1986-11-01), Bauriedel
patent: 4740534 (1988-04-01), Matsuda et al.
patent: 4826945 (1989-05-01), Cohn et al.
patent: 4829099 (1989-05-01), Fuller et al.
patent: 4994542 (1991-02-01), Matsuda et al.
patent: 5166300 (1992-11-01), Rumon et al.
patent: 5266608 (1993-11-01), Katz et al.
patent: 5296518 (1994-03-01), Grasel et al.
patent: 6423810 (2002-07-01), Huang et al.
patent: 6566406 (2003-05-01), Pathak et al.
patent: 20030012734 (2003-01-01), Pathak et al.
patent: 20030108511 (2003-06-01), Sawhney
patent: 20040023842 (2004-02-01), Pathak 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

Fast curing compositions does not yet have a rating. At this time, there are no reviews or comments for this patent.

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

Rate now

     

Profile ID: LFUS-PAI-O-3446892

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