Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From silicon reactant having at least one...
Reexamination Certificate
2004-10-28
2009-02-17
Peng, Kuo-Liang (Department: 1796)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From silicon reactant having at least one...
C528S034000
Reexamination Certificate
active
07491784
ABSTRACT:
Phosphone ester modified organosilicon compounds are prepared by reacting phosphonic ester-functionalized alkoxysilane with a silanol-functional organosilicon compound. The product is produced in high yield and purity.
REFERENCES:
patent: 2768193 (1956-10-01), Gilbert
patent: 2843615 (1958-07-01), Linville
patent: 4617344 (1986-10-01), Tanaka et al.
Gallagher et al. , “Synthesis and Characterization of Phosphonate-Containing Polysiloxanes”, Journal of Polymer Science, © 2002, vol. 41, pp. 48-59.
Luckas Hans-Joachim
Schäfer Oliver
Brooks & Kushman P.C.
Peng Kuo-Liang
Wacker Chemie AG
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