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:
Oct. 10, 2006
Filed:
Oct. 04, 2004
Andrew Francis Nordquist, Whitehall, PA (US);
William Franklin Burgoyne, Jr., Bethlehem, PA (US);
Steffen Zahn, Pennsburg, PA (US);
Francis Joseph Waller, Allentown, PA (US);
Andrew Francis Nordquist, Whitehall, PA (US);
William Franklin Burgoyne, Jr., Bethlehem, PA (US);
Steffen Zahn, Pennsburg, PA (US);
Francis Joseph Waller, Allentown, PA (US);
Air Products and Chemicals, Inc., Allentown, PA (US);
Abstract
Thienothiophenes compositions comprising a Csecondary or tertiary alkyl group are disclosed. The thienothiophenes may be represented by the formula: where R is Csecondary or tertiary alkyl, e.g., isopropyl, tert-butyl, tert-pentyl, isopentyl, and 2-ethylhexyl, X and X' are independently selected from the group consisting of H, halogen atoms (e.g., F, Cl, Br, and I), MgCl, MgBr, Mgl, Sn(R′), (where R′ is Calkyl or —OCalkyl), boronic acid, boronic ester, —CH═CHR″ (where R″ is H or Calkyl), —OCalkyl, —COOCalkyl, —S—COR′″, —COR′″ (where R′″ is H or Calkyl), —C≡CH, and polymerizable aromatic rings such as phenyl, naphthalene, pyrrole, dithiophene, thienothiophene, thiophene and so forth.