1. AEROSIL® Invented to improve
October 2011

2. Company Structure of Evonik
Evonik Group
Chemicals
Energy
Real Estate
Consumer,
Health & Nutrition
Resource Efficiency
Specialty Materials
Services
Consumer
Specialties
Health &
Nutrition
Inorganic
Materials
Coatings &
Additives
Performance
Polymers
Advanced
Intermediates
Site
Evonik
Business
Evonik Key Figures
Sales €13.3 billion
EBITDA € 2.4 billion
EBITDA margin %
ROCE %
Employees ,407
| AEROSIL® – Invented to improve

3. The organization of the BU Inorganic Materials
Silica
Advanced
Silanes
Functional
Silanes
Catalysts
Technology Solutions
Performance
Products
Specialty
Materials &
Surfaces
Life Sciences &
Fine Chemicals
Performance
Solutions
Photovoltaic
Performance
Elastomers
Industrial &
Petro Chemicals
Coatings
Solutions
Polyoefins
Silicone & Resins
Tire & MRG
| AEROSIL® – Invented to improve

4. BU Inorganic Materials the leading supplier of inorganic specialties
Product Groups
Brands
Market Position
Fields of Competence
Fumed Silica
# 1
Rheology, scratch resistance,
reinforcement, thickening
Metal Oxides
# 1
UV protection, free flow, adsorption,
thermal stability, purity
Functional Silanes
# 1
Adhesion promoter, co-monomer
Matting Agents
# 1
Appearance: matting, soft feel
Specialty Silica
# 1
Filler, white extender
| AEROSIL® – Invented to improve

5. AEROSIL® Invented to improve
Over 60 years of experience, research and development have made AEROSIL® the most contacted resource for production and applications of fumed oxides
Today, AEROSIL® fumed oxides optimize hundreds of products in more than 20 different industries
Our goal is to substantially improve and add value to our customers‘ products
Invented to improve: This philosophy motivates us – that‘s our promise to our customers
| AEROSIL® – Invented to improve

6. AEROSIL® – A performance additive, effects vary by application…
Selective examples
AERODISP® 1030, …
Target market: Automotive top coatings
Effect: Improved scratch resistance at high transparency
AEROSIL® 200
R 202, R 972, R 805, …
Target market: Adhesives
Effect: Advanced rheology control, efficient thickening, excellent anti-sag & anti-settling
AEROSIL® 150, 200, 300, R 972
Target market: Silicone rubber
Effect: Reinforcement, thickening, transparency
AEROSIL® 90
Target market: Semiconductor / Oxide Polishing
Effect: High Purity, high removal rate, low polishing defects
AEROSIL® tailored hydro-phobic products
Target market: Color & Black Toner
Effect: External toner additives improving toner flow & tribo-charging properties.
| AEROSIL® – Invented to improve

7. AEROSIL® – Value added product philosophy
AEROSIL® has the largest
distribution network in the market, with
sales present in more than 100
countries
Global AEROSIL® is a significant
contribution to continuously improve our customers’ products
Product Quality
and Product
Safety
AEROSIL® maintains experienced
and specialized Application
Technology centers on three
continents
Anwendungs- technische Laboratorien
R & D,
Applied
Technology
Forschung
Kundennähe
Customer
Proximity
Competent Technical Service goes
hand in hand with and supports the
know-how and competence of the
sales organization
Years of research and experience are documented in AEROSIL® comprehensive lineup of technical
literature
Technische Kunden- Bindung
Technical
Literature
Fachliteratur
Technical
Service
AEROSIL® offers efficient logistics concepts for all modes of transportation: on the road, rail, water and in the air
Hand- habungs- technik
We provide support for trans-
portation and storage as well as the integration of the product
into our customers’ processes
Logistics
Concepts
Logistik- konzepte
Supply
Security
Liefer- sicherheit
Handling
Technology
Production facilities on three continents on a global logistics network make AEROSIL® a top choice when it comes to supply security and efficient logistics
| AEROSIL® – Invented to improve

8. AEROSIL® – The history
1941 1st fumed silica via high-temperature hydrolysis
1942 1st industrial fumed silica production plant in Rheinfelden
1943 AEROSIL® becomes trademark for Degussa‘s fumed silica
Fumed alumina / titania the 1st non-silica based AEROXIDE®s
1963 1st hydrophobic AEROSIL® types R 972 and R 974
1964 Market introduction of the 1st AERODISP® products
1966 Establishment of Nippon Aerosil, in Tokyo, Japan
AEROSIL® production plants in Antwerp, Belgium and Mobile, USA
Market launch of AEROSIL® R 805, R 812 and R 202
1992 1st integrated AEROSIL® production in Waterford, USA
1999 R 8200 the first structure-modified hydrophobic AEROSIL®
Dr. Harry Klöpfer, Degussa chemist and inventor of AEROSIL® fumed silica
2002 Official opening of integrated production plants in Leverkusen, Germany, and Roussillon, France
2003 Applied technology laboratories in Shanghai, PRC
2004 New AEROSIL® production plant in Map Ta Phut, Thailand
2007 Market introduction of AEROSIL® Food grades
2009 Product launch of AEROPERL® 300 Pharma
2011 Product launch of AEROSIL® 300 Pharma
Today: Broadest product porfolio within the industry, quality and innovation leader, new product launches on regularly basis
| AEROSIL® – Invented to improve

9. Worldwide first choice in fumed silica
… there is always something new – give us the chance to prove it
Starting production of fumed silica in the 1940’s the AEROSIL® process was continuously improved. As a result we offer high-end quality standard products fulfilling the advanced quality requirements of our customers
Worldwide first choice in fumed silica
AEROSIL® 200
Based on our high quality standards we diversified the AEROSIL® portfolio according to the needs of our customers:
AEROSIL® 200 V, VV densified grade
AEROSIL® 200 Pharma IPEC conform
AEROSIL® 200 F HACCP conform
AEROSIL® 200 SP structure modified
Experience and high R&D expertise lead to new products for future solutions of our customers.
| AEROSIL® – Invented to improve

10. AEROSIL® – Global production and applied technology centers in place
Antwerpen, B
Leverkusen, D
Wolfgang, D
Waterford, NY
Rheinfelden, D
Piscataway, NJ
Roussillon, F
Yokkaichi, JP
Mobile, AL
Shanghai, PRC
Map Ta Phut, TH
Plant
Fence to Fence plant
AEROSIL® fumed silica around the world: our sales colleagues are present in more than 100 countries. Production sites and applied technology service centers are in Asia, America and Europe.
Applied Technology Center
Research and Development
| AEROSIL® – Invented to improve

11. AEROSIL® – Production process a “Verbund” with chlorosilanes
HCl
Similar processes for other homogeneous and mixed oxides, e.g. Al2O3, TiO2
| AEROSIL® – Invented to improve

12. AEROSIL® – Production process: controlled particle genesis is the key
Particle growth and formation of aggregates
Burner
Flame tube . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SiCl4 + H2 + O2 . . . . . . . . . . . .
SiO2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Collision of aggregates, formation of agglomerates.
Reaction and nucleation zone.
Formation of aggregates due to delayed fusion. Collision of molten spherical primary particles.
Uniqueness of our process:
industry benchmark for process control
global quality standards for all production sites
most diversified product portfolio
specialized production teams with the longest experience in the market
| AEROSIL® – Invented to improve

13. AEROSIL® - Our core competencies enable specific design of products
Mechanical treatment,
structure modified by
Granulation process
Mechanical treatment 3
Si(CH3)3
(CH3)3 Si 1 2
Material untreated
SiO2
Al2O3
TiO2
Mixed Oxides
Doped Oxides
Chemical surface treated
with
Silanes
Siloxanes
Organic Molecules
| AEROSIL® – Invented to improve

14. AEROSIL® – The customized solution with almost infinite possibilitiesCe Zr Fe …
„homogeneous“
„doped“
„mixed“
„core shell“
„surface treated“
>100 products already available – customized solutions possible
„mechanical treated“
„powder“
„dispersion“
„granulates“
| AEROSIL® – Invented to improve

15. Specialized Products easily to find under the AEROSIL® Roof
Our fumed silica portfolio
Our (mixed) metal oxides
Our granulation technology
Our dispersion platform
Invented to improve
> 70 years experience
> 100 products
> 20 industries
| AEROSIL® – Invented to improve

16. Our AEROSIL® Fumed Silica portfolio (I/III)
Hydrophilic Fumed Silica*
Hydrophobic Fumed Silica*
AEROSIL® 90
AEROSIL® 130
AEROSIL® 150
AEROSIL® 200
AEROSIL® 255
AEROSIL® 300
AEROSIL® 380
AEROSIL® OX 50
AEROSIL® TT 600
AEROSIL® MOX 80
AEROSIL® MOX 170
AEROSIL® COK 84
AEROSIL® R 972
AEROSIL® R 974
AEROSIL® R 104
AEROSIL® R 106
AEROSIL® R 202
AEROSIL® R 208
AEROSIL® R 711
AEROSIL® R 805
AEROSIL® R 812
AEROSIL® R 812 S
AEROSIL® R 816
AEROSIL® R 7200
AEROSIL® R 8200
AEROSIL® R 9200
* Our portfolio comprises also specialized densified grades, HACCP conform and pharma grades.
| AEROSIL® – Invented to improve

17. Our AEROSIL® Fumed Silica portfolio (II/III)
AEROSIL® toner grades
AEROXIDE® and AEROPERL®
AEROSIL® NA 200 Y
AEROSIL® NA 50 H
AEROSIL® NA 50 Y
AEROSIL® NAX 50
AEROSIL® NY 50
AEROSIL® R 504
AEROSIL® RA 200 HS
AEROSIL® RX 200
AEROSIL® RX 300
AEROSIL® RX 50
AEROSIL® RY 200 (or S)
AEROSIL® RY 300
AEROSIL® RY 50
AEROSIL® RY 200 L
AEROSIL® REA 90
AEROSIL® REA 200
AEROXIDE® Alu C
AEROXIDE® Alu 65
AEROXIDE® Alu 130
AEROXIDE® Alu C 805
AEROXIDE® TiO2 PF 2
AEROXIDE® TiO2 P 25
AEROXIDE® TiO2 P 25 S
AEROXIDE® TiO2 P 90
AEROXIDE® TiO2 T 805
AEROXIDE® STX 501
AEROXIDE® STX 801
AEROXIDE® TiO2 NKT 90
AEROPERL® 300/30
AEROPERL® 300 Pharma
| AEROSIL® – Invented to improve

18. Our AEROSIL® Fumed Silica portfolio (III/III)
AERODISP®, fumed silica
AERODISP®, other base
AERODISP® W 7215 S
AERODISP® W 7225 P
AERODISP® W 7330 N
AERODISP® WK 7330
AERODISP® W 7512 S
AERODISP® W 7520
AERODISP® W 7520 N
AERODISP® W 7520 P
AERODISP® W 7622
AERODISP® G 1220
AERODISP® W 1226
AERODISP® 1030
AERODISP® WR 8520
AERODISP® WK 341
AERODISP® W 740 X
AERODISP® W 440
AERODISP® W 630
AERODISP® W 925
AERODISP® W 1714
AERODISP® W 1813
AERODISP® W 1824
AERODISP® W 1836
... (various new develop-ments in pipeline)
... (customized solutions available)
| AEROSIL® – Invented to improve

19. Industries and Applications
Handling Technology – sounds simple but offers more than you would think
Competency
Industries and Applications
Competency
Packaging &
Discharge
Choice of the most
suitable packaging.
Suggestions for
quick and dust free
discharge.
| AEROSIL® – Invented to improve

20. AEROSIL® – A product class with infinite applications
AEROSIL® optimizes:
Polishing Agents
Adhesives
Catalysts
Paints & Coatings
Powder Coatings
Cosmetics
Elastomers
Food
Glass
Inks
Lubricants
Fluorescents
Paper
Pharmaceuticals
Plastics
Fireproof products
Toners
Synthetic Resins
Sealants
Silicones
Isolators
Batteries
Battery Gels
Ceramics
Defoamers
Inkjet Media
Thermal Insulation
| AEROSIL® – Invented to improve

21. AEROSIL® Invented to improve
What can we do for you?
| AEROSIL® – Invented to improve