Polymers containing diester units
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Dec 2, 1997
Grant Date -
N/A
app pub date -
Jun 2, 1995
filing date -
Sep 7, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The present invention relates to the process for the preparation of a biodegradable polymer comprising diester units of the formula (III) --?(O)--CO--O--C(R.sup.1 R.sup.2)--O--CO--(O)--R.sup.3 !--; where R.sup.1 and R.sup.2 each represents a hydrogen atom or a carbon-attached monovalent organic group or R.sup.1 and R.sup.2 together form a carbon-attached divalent organic group; m and n, which may be the same or different, are 0 or 1; and R.sup.3 is a carbon-attached divalent organic grouping.
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