Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...
Reexamination Certificate
2007-10-30
2007-10-30
Teskin, Fred (Department: 1713)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Polymers from only ethylenic monomers or processes of...
C526S173000, C526S335000, C526S340200, C526S346000, C525S272000, C502S154000
Reexamination Certificate
active
10512444
ABSTRACT:
The invention relates to an initiator composition for anionic polymerization, comprising at least one alkali metal hydride selected from LiH, NaH, and KH, and at least one organylaluminum compound, and to a process for the anionic polymerization of styrene monomers or of diene monomers using the initiator composition.
REFERENCES:
patent: 2915541 (1959-12-01), Ziegler et al.
patent: 3631006 (1971-12-01), Hawkins
patent: 3655790 (1972-04-01), Ashby
patent: 3691241 (1972-09-01), Kamienski et al.
patent: 3716495 (1973-02-01), Hsieh
patent: 3817955 (1974-06-01), Kamienski et al.
patent: 6300441 (2001-10-01), Schade et al.
patent: 6303721 (2001-10-01), Laetsch et al.
patent: 6444762 (2002-09-01), Fischer et al.
patent: 2006/0160971 (2006-07-01), Desbois et al.
patent: 512 310 (1992-11-01), None
patent: 947993 (1964-01-01), None
patent: WO98/07765 (1998-02-01), None
Welch, JACS, vol. 82 (1960), pp. 6000-6005.
Deffieux Alain
Demeter Jürgen
Desbois Philippe
Menoret Stephane
Schade Christian
BASF - Aktiengesellschaft
Novak Druce & Quigg LLP
Teskin Fred
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