1、2006UNITED STATESSECURITIES AND EXCHANGE COMMISSIONWashington,D.C.20549FORM 10-KMark OneANNUAL REPORT PURSUANT TO SECTION 13 or 15(d)OF THE SECURITIES EXCHANGE ACT OF1934For the fiscal year ended December 31,2006nTRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d)OF THE SECURITIES EXCHANGE ACTOF 1934C
2、ommission file number 1-815E.I.DU PONT DE NEMOURSAND COMPANY(Exact name of registrant as specified in its charter)DELAWARE51-0014090(State or Other Jurisdiction of Incorporation or Organization)(I.R.S.Employer Identification No.)1007 Market StreetWilmington,Delaware 19898(Address of principal execut
3、ive offices)Registrants telephone number,including area code:302 774-1000Securities registered pursuant to Section 12(b)of the Act(Each class is registered on the New York Stock Exchange,Inc.):Title of Each ClassCommon Stock($.30 par value)Preferred Stock(without par value-cumulative)$4.50 Series$3.
4、50 SeriesNo securities are registered pursuant to Section 12(g)of the Act.Indicate by check mark whether the registrant is a well-known seasoned issuer(as defined in Rule 405 of the SecuritiesAct).Yes No nIndicate by check mark whether the registrant is not required to file reports pursuantto Sectio
5、n 13 or Section 15(d)of theAct.Yes nNo Indicate by check mark whether the registrant(1)has filed all reports required to be filed by Section 13 or 15(d)of theSecurities Exchange Act of1934 duringthe preceding 12 months(or for suchshorter period thatthe registrant was required tofile such reports),an
6、d(2)has been subject to such filing requirements for the past 90 days.Yes NonIndicate by check mark if disclosure of delinquent filers pursuant to Item 405 of Regulation S-K is not contained herein,and will not be contained,to the best of registrants knowledge,in definitive proxy or information stat