EXHIBIT 3.1I STATE OF DELAWARE SECRETARY OF STATE DIVISION OF CORPORATIONS FILED 09:00 AM 04/02/2001 010160310 - 2448525 CERTIFICATE OF AMENDMENT OF CERTIFICATE OF INCORPORATION OF CROMPTON & KNOWLES COLORS INCORPORATED It is hereby certified that: The name of the corporation (hereinafter called the "corporation") is CROMPTON & KNOWLES COLORS INCORPORATED 2. The certificate of incorporation of the corporation is hereby amended by striking out Article I thereof and by substituting in lieu of said Article I the following new Article: "Article I: The name of the Corporation is CROMPTON COLORS INCORPORATED" 3. The amendment of the certificate of incorporation herein certified has been duly adopted in accordance with the provisions of Section 242 of the General Corporation Law of the State of Delaware. The effective time of the amendment herein certified shall be February 19th, 2001. Signed on this 19th day of February, 2001 /s/ Arthur C. Fullerton ------------------------------------------------- Arthur C. Fullerton, Vice President and Secretary