Arch Chemicals Inc Watch

from 8-K 86 pages Agreement and Plan of Merger Dated as of July 10, 2011 Among Lonza Group Ltd., Lg Acquisition Corp. and Arch Chemicals, Inc

from 10-Q 12 pages Deed of Adherence and Amendment

from 8-K 152 pages Dated: 17 February 2010 Hickson Nederland Bv Hickson Investments Limited Arch Uk Biocides Limited Arch Chemicals, Inc. Arch Coatings Uk Limited Hickson Limited (Uk) Rpg Acquisition Limited the Sherwin-Williams Company and Sherwin-Williams Coatings S.À R.L. Agreement Relating to the Sale and Purchase of Shares and Assets Comprising the Industrial Wood Coatings Business Slaughter and May One Bunhill Row London Ec1y 8yy (Rdd/Wsw) Index

from 8-K 74 pages Asset Purchase Agreement Among Arch Chemicals, Inc. Rockwood Specialties Inc. and Advantis Technologies, Inc. Dated as of September 5, 2008

from 8-K 11 pages 1. Definitions. Capitalized Terms Used in This Amendment and Not Defined Herein Shall Have the Meanings Ascribed to Them in the Stock and Asset Purchase Agreement. 2. Amendment of Clause 1.03(b)(vi). Clause 1.03(b)(vi) of the Stock and Asset Purchase Agreement Is Hereby Amended, Supplemented and Restated in Its Entirety to Read as Follows: (VI) Each Claim With Respect to U.S. Workers’ Compensation Arising From the Operation of the Acquired Business Prior to the Effective Employment Time; 3. Amendment of Section 1.06. Section 1.06 of the Stock and Asset Purchase Agreement Is Hereby Amended, Supplemented and Restated in Its Entirety to Read as Follows: Section 1.06. Transactions to Be Effected at the Closing. at the Closing

from 8-K >50 pages Stock and Asset Purchase Agreement

from 8-K >50 pages Restated Sale and Purchase Agreement

from 8-K 64 pages Dated 11 August 2003 Hickson Limited and Greentag (8) Limited and Hickson International Limited and Arch Chemicals, Inc. and Hickson & Welch Chemical Products Limited Share Purchase Agreement Slaughter and May One Bunhill Row London Ec1y 8yy (Rdd) Cb032250066 Contents

from 8-K ~50 pages Distribution Agreement, February 1, 1999

from 10-12B/A ~50 pages Distribution Agreement