Lengthened difunctional perfluoropolyether oils and rubbers prepared therewith
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Oct 14, 1997
Grant Date -
N/A
app pub date -
Oct 23, 1996
filing date -
Oct 23, 1995
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The invention relates to a difunctional perfluoropolyether oil, prepared by reacting a perfluoropolyether diol oil having a weight average molecular weight (Mw) of 1500 to 3000 with a chain lengthener selected from the group consisting of diacid chlorides and difunctional diisocyanates, and to perfluoropolyether rubbers prepared from these chain-lengthened oils.
First Claim
Family
International Classification(s)
- [Classification Symbol]
- [Patents Count]
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully