The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 13, 2015
Filed:
Sep. 07, 2010
Qing Yang, Bartlesville, OK (US);
Max P. Mcdaniel, Bartlesville, OK (US);
Joel L. Martin, Bartlesville, OK (US);
Errun Ding, Bartlesville, OK (US);
David C. Rohlfing, Bloomington, IN (US);
Tony R. Crain, Niotaze, KS (US);
Qing Yang, Bartlesville, OK (US);
Max P. McDaniel, Bartlesville, OK (US);
Joel L. Martin, Bartlesville, OK (US);
Errun Ding, Bartlesville, OK (US);
David C. Rohlfing, Bloomington, IN (US);
Tony R. Crain, Niotaze, KS (US);
Chevron Phillips Chemical Company LP, The Woodlands, TX (US);
Abstract
A catalyst composition comprising (a) a first metallocene complex represented by the general formula: where Mis Ti, Zr or Hf, Xand Xare each independently F, Cl, Br, I, methyl, benzyl, phenyl, H, BH, a hydrocarbyloxide group having up to 20 carbon atoms, a hydrocarbylamino group having up to 20 carbon atoms, a trihydrocarbylsilyl group having up to 20 carbon atoms, OBR'wherein R′ may be an alkyl group having up to 12 carbon atoms or an aryl group having up to 12 carbon atoms, and SOR″ wherein R″ may be an alkyl group having up to 12 carbon atoms or an aryl group having up to 12 carbon atoms, and Cpand Cpare each independently a substituted or unsubstituted cyclopentadienyl group, or a substituted or unsubstituted indenyl group, where any substituent on Cpand Cpis H, a hydrocarbyl group having up to 18 carbon atoms or a hydrocarbylsilyl group having up to 18 carbon atoms, (b) a second metallocene complex, (c) a non-group 4 metallocene transition-metal complex, (d) an activator or activator-support, and (e) an optional cocatalyst.