UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

Current Report

Pursuant to Section 13 or 15(d) of the Securities

Exchange Act of 1934

December 9, 2006

Date of Report (Date of earliest event reported)

KOPPERS INC.

(Exact name of registrant as specified in its charter)

Pennsylvania

1-12716

25-1588399

(State or other jurisdiction of

incorporation or organization)

(Commission File Number)

(I.R.S. Employer

Identification No.)

436 Seventh Avenue

Pittsburgh, Pennsylvania 15219

(Address of principal executive offices)

(412) 227-2001

(Registrant’s telephone number, including area code)

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

¨	Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

¨	Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

¨	Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

¨	Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Item 1.01 Entry Into a Material Definitive Agreement.

On December 11, 2006 Koppers Holdings Inc. issued a press release announcing the execution of a joint venture agreement to build a tar distillation plant in China. The press release is furnished as Exhibit 99.1 to this Current Report on Form 8-K and incorporated by reference herein.

Item 9.01 Financial Statement and Exhibits.


Number	Description	Method of Filing
99.1	Press release announcing a joint venture agreement to build a tar distillation plant in China	Filed as Exhibit 99.1 to Form 8-K of Koppers Holdings Inc. dated December 9, 2006 and incorporated by reference thereto

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

Dated: December 12, 2006


KOPPERS INC.

By:		/s/ M. Claire Schaming
		M. Claire Schaming
		Treasurer

KOPPERS INC 8-K