EXHIBIT 10.266 AMENDMENT NUMBER 2 TO RECEIVABLES PURCHASE AGREEMENT THIS AMENDMENT NUMBER 2, dated as of November 20, 2000 (the "Amendment") to the RECEIVABLES PURCHASE AGREEMENT, dated as of December 11, 1998 (the "Agreement"), is between and among CROMPTON CORPORATION (as successor by merger to Crompton & Knowles Corporation), as the Initial Collection Agent, UNIROYAL CHEMICAL COMPANY, INC., UNIROYAL CHEMICAL EXPORT LTD. and DAVIS STANDARD CORPORATION (each a "Seller" and collectively, the "Sellers"), CROMPTON & KNOWLES RECEIVABLES CORPORATION, a Delaware corporation ("Buyer"), PARATEC ELASTOMERS LLC, a limited liability company organized under the laws of the State of Delaware ("Paratec"), CROMPTON CORPORATION, a Delaware corporation (in its capacity as a seller "Crompton") and ABN AMRO BANK N.V. (the "Agent"). W I T N E S S E T H: WHEREAS, the Sellers and the Buyer have previously entered into the Agreement pursuant to which the Sellers agreed to sell to Buyer, and Buyer agreed to buy from each of the Sellers, all of the Receivables and Related Assets generated by each such Seller; WHEREAS, pursuant to the Agreement, Buyer has transferred to ABN AMRO Bank N.V. as agent for Windmill Funding Corporation and the Committed Purchasers all of Buyer's right, title and interest in and to the Agreement, including, without limitation, interests in the Receivables sold to Buyer pursuant thereto; WHEREAS, the parties hereto desire to add each of Paratec and Crompton as a Seller under the Agreement effective as of November 20, 2000. NOW, THEREFORE, for good and valuable consideration, the receipt and sufficiency of which are hereby acknowledged, the parties hereto, intending to be legally bound, agree as follows: Section 1. Defined Terms. Unless otherwise amended by the terms of this Agreement, terms used in this Amendment shall have the meanings assigned in the Agreement. Section 2. Amendments to Agreement. (a) As contemplated by Section 10.1 of the Agreement, each of the parties hereto agrees that effective as of November __, 2000 (the "Effective Date"), each of Paratec and Crompton agrees to sell, transfer, assign, set over and otherwise convey to Buyer, and Buyer agrees to purchase from each of Paratec and Crompton, all Receivables and other Related Purchased Assets originated by Paratec and Crompton, respectively. (b) From and after the Effective Date, the term "Seller" shall be amended to include both of Paratec and Crompton. In addition, from and after the Effective Date, each of Paratec and Crompton hereby agrees to be bound by all of the terms and conditions applicable to a Seller contained in the Agreement and the other Transaction Documents. (c) In connection with the execution of this Amendment, each of Paratec, Witco and the Buyer agree to deliver each of the documents set forth in Section 4.1 of the Receivables Purchase Agreement, to the extent that such documents are applicable. (d) In connection with the execution and delivery of this Amendment, each of Paratec and Crompton hereby makes, with respect to itself, the representations and warranties set forth in Section 5.1 of the Agreement, with such modifications as may be necessary in the case of Paratec to reflect that (i) Paratec is a limited liability company organized under the laws of the State of Delaware and (ii) CK Witco owns fifty-one percent of the voting interest in Paratec. The chief executive office of each of Paratec and Witco is located at Benson Road, Middlebury, Connecticut 06749. Neither Paratec nor Crompton has any other trade names and neither Paratec nor Witco conducts business under any other name. (e) The automatic termination provisions of paragraph (a) of Section 8.2 of the Agreement is amended to read as follows: "The agreement of Buyer to purchase Receivables from a Seller hereunder shall terminate automatically upon (i) the first date on which an event specified in the definition of Bankruptcy Event occurs as a result of a case or proceeding being filed against such Seller, (ii) the first date on which [Crompton Corporation] fails to own and control, directly or indirectly, (A) in the case of Paratec, less than fifty-one percent (51%) of the voting interest of such entity, or (B) in the case of all other Sellers not covered by clause (A), one hundred percent (100%) of the outstanding voting stock of such entity, (iii) the occurrence of a Termination Event, as defined in the Receivables Sale Agreement as in effect on the Closing Date, or (iv) in the case of Paratec, upon not less than five Business Days prior written notice from the Buyer of its election not to continue to purchase Receivables from Paratec. The termination referred to in clauses (i), (ii) and (iv) of the preceding sentence shall apply only to the relevant Seller and the termination referred to in clause (iii) shall apply to all Sellers." SECTION 3. Effectiveness of Agreement. Except as expressly amended by the terms of this Amendment, all terms and conditions of the Agreement, as amended, shall remain in full force and effect. SECTION 4. Execution in Counterparts, Effectiveness. This Amendment may be executed by the parties hereto in several counterparts, each of which shall be executed by the parties hereto and be deemed an original and all of which shall constitute together but one and the same agreement. SECTION 5. Governing Law. THIS AGREEMENT SHALL BE CONSTRUED IN ACCORDANCE WITH THE LAWS OF THE STATE OF NEW YORK, WITHOUT REFERENCE TO CONFLICT OF LAW PRINCIPLES, AND THE OBLIGATIONS, RIGHTS AND REMEDIES OF THE PARTIES HEREUNDER SHALL BE DETERMINED IN ACCORDANCE WITH THE LAWS OF THE STATE OF NEW YORK. [Signatures Follow] IN WITNESS WHEREOF, the Initial Collection Agent, the Sellers, Paratec, Witco, the Buyer and the Agent have caused this Amendment Number 2 to the Receivables Purchase Agreement to be executed by their respective officers thereunto duly authorized as of the day and year first above written. CROMPTON CORPORATION (successor-in- interest to CK Witco), as Initial Collection Agent By: Title: UNIROYAL CHEMICAL COMPANY, INC., as Seller By: Title: UNIROYAL CHEMICAL EXPORT LTD., as Seller By: Title: DAVIS STANDARD CORPORATION, as Seller By: Title: PARATEC ELASTOMERS LLC By: Title: Address: Benson Road Middlebury, CT 06749 CROMPTON & KNOWLES RECEIVABLES CORPORATION, as the Buyer By: Title: ABN AMRO BANK N.V., as Agent By: Title: CROMPTON CORPORATION By: Title: Address: Benson Road Middlebury, CT 06749