Antistatic drafting films
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
May 17, 1994
Grant Date -
N/A
app pub date -
May 21, 1991
filing date -
May 21, 1991
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A matte drafting sheet composite at least one side of which comprises a single polymeric matrix layer containing particulates to provide a matte or drafting surface and a quaternary ammonium salt of high charge density at a concentration sufficient to provide a resistivity of said matrix layer of at most about 1.times.10.sup.13 ohms/square.
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