Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...
Reexamination Certificate
2006-02-28
2006-02-28
Harlan, Robert D. (Department: 1713)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Polymers from only ethylenic monomers or processes of...
C526S134000, C526S160000, C526S161000, C526S171000, C526S127000, C502S155000, C502S157000, C502S167000, C502S439000
Reexamination Certificate
active
07005486
ABSTRACT:
A catalyst for addition polymerization obtained by contacting (A) an organoaluminum compound, (B) a specific boron compound and (C) a solid inorganic compound, and a process for producing an addition polymer characterized by polymerizing an addition-polymerizable monomer in the presence of the catalyst.
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Hirahata Wataru
Seki Yoshinori
Harlan Robert D.
Stevens Davis Miller & Mosher L.L.P.
Sumitomo Chemical Company Limited
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