各社変遷図
Acordis Akzo Nobel AstraZeneca ATOFINA Aventis BASF Basell Polyolefins
Bayer Borealis BP Amoco Ciba Specialty Celanese Clariant ConocoPhillips
CPChem Dow(UCC吸収) Degussa DSM DuPont Enichem (Polimeri Europa)
Equistar Glaxo
SmithKline Hoechst ICI Ineos Lyondell Monsanto Neste
Novartis Occidental Pharmacia Rhone Poulenc→ Rhodia
Pfizer Sandoz Sanofi Synthelabo → Sanofi Aventis
Solutia Solvay Syngenta EVC OxyVinyls Solvin
Syngenta Sandoz Novartis Clariant Ciba Specialty
Monsanto Solutia Pharmacia Pfizer
Rohne Poulenc Hoechst Aventis Rhodia Celanese Ticona Hoechst Marion Russel
注)Equistar
2005/8 BASF/Shell BasellをNell Acquisition(Access Industries子会社)に売却
CPChem Phillips Sumika PP ConocoPhillips
2005/12 ConocoPhillips to Acquire Burlington Resources in $35.6 Billion Transaction
DuPont Dow : 2005/7/1 DuPont Dow Elastomers,
BASF Solvay Solvin 参照 Basell Atofina 農薬
Bayer アベンティスから
クロップサイエンス社を買収
BASFに農薬事業の一部を譲渡(認可条件)
DuPont、INVISTA Fibers UnitをKoch子会社に売却合意
In 2003 E.ON acquires a majority interest in Ruhrgas AG from RAG and in return RAG acquires a majority shareholding in Degussa.
2005/12 RAG 社、デグサの完全買収計画を発表