Process for hydrophobing leather by means of alkylalkoxysilanes, and water-repellent leather
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Sep 21, 2006
app pub date -
Mar 3, 2006
filing date -
Mar 17, 2005
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
Process for hydrophobing a leather tanned with organic tanning agents, characterized in that the leather is treated with a preparation containing at least one alkylalkoxysilane of the formula IR.sup.1R.sup.2 Si(OR.sup.3)(OR.sup.4) (I),in which R.sup.1 represents a C.sub.1-C.sub.30-hydrocarbon radical, in particular an aliphatic, preferably an aliphatic, saturated C.sub.6-C.sub.20-radical, particularly preferably hexadecyl or octadecyl, R.sup.3 and R.sup.4, independently of one another, represent a C.sub.1-C.sub.10-hydrocarbon radical, in particular an aliphatic C.sub.1-C.sub.10-radical, preferably saturated, particularly preferably a C.sub.1-C.sub.4-radical, methyl, ethyl, propyl or isopropyl being preferred, and R.sup.2, independently of R.sup.1, has the meaning of R.sup.1 or represents OR.sup.3 or OR.sup.4.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
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