Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...
Reexamination Certificate
2004-11-05
2008-12-02
Choi, Ling-Siu (Department: 1796)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Polymers from only ethylenic monomers or processes of...
C526S318000, C526S319000, C526S325000, C526S329700
Reexamination Certificate
active
07459513
ABSTRACT:
A description is given of (meth)acrylic acid copolymers containing methacrylic acid units, the polymer being functionalized with aminoalkylsulfonic acid. In addition, a description is given of a process for preparation thereof and use thereof for water treatment, scale inhibition in petroleum production and corrosion inhibition in aqueous systems.
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Baum Pia
Brodt Gregor
Buechner Karl-Heinz
Guzmann Marcus
BASF - Aktiengesellschaft
Choi Ling-Siu
Oblon & Spivak, McClelland, Maier & Neustadt P.C.
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