Chemtura -Pushing the Limits of Polyurethane Elastomers

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2 Chemtura -Pushing the Limits of Polyurethane Elastomers Hydrolysis Resistance High Temperature Toughness Up to 150 C ADIPRENE High Temperature Urethanes Many new markets have not been exploited by urethanes in applications requiring a combination of high temperature performance, hydrolysis and oil resistance Oil Resistance Chemtura s Urethanes Succeed Where Others Fail 2

3 Development Team Goals Fully Investigate your Application Identify Performance Requirements and Processing Capabilities Proper ADIPRENE Product Selection Customization of Formulation 3

4 What is a High Temperature Urethane? Critical Temperature (Tc) Heat Aging Resistance Service Life High Temperature URETHANE Dynamic Heat Build-up Engineering Properties at Service Temperature Environmental Conditions 4

5 Heat Age Resistance How long will it last at high temperature before permanent loss of properties? Oxidation + Depolymerization Heat Aging Resistance 5

6 Critical Temperature (Tc) What temperature will the urethane lose properties? Dynamic Modulus Log (dyn/cm2) (1) Critical Temperature, Tc LFTDI-ester-MOCA TDI-ester-MOCA Temperature C (1) Tangent Delta Peak related to the Glass transition (Tg) of the polymer 6

7 Dynamic Heat Build-up 1.00E E+10 (1) G' Storage Modulus Tangent Delta G' Storage Modulus 1.00E E Long Tan Delta Plateau (low hysterisis) ADIPRENE LFP 3941 / MCDEA E E Temperature, C 7 (1) Tangent Delta Peak related to the Glass transition (Tg) of the polymer

8 Environmental Conditions Temperature Water Abrasives Water and Oil Humidity Oil Chemicals 8

9 High Temperature Building Blocks Diisocyanate (PPDI, MDI, TDI, HDI) Polyol (PC, PCL, Ester) High Temperature URETHANE Processing And Cure Conditions Curatives (MCDEA, MOCA, HQEE) 9

10 Importance of the Polyol Polyol High Temp Toughness Hydrolysis Resistance Polycarbonate Polycaprolactone Ester (PC) (PCL) 1 (best) Oil Resistance Dynamic Processing Price 1 (Highest)

11 Properties of Hard Segment Hard Segment = Isocyanate + Curative Hard Segment Symmetric Structure of Isocyanate Symmetric Structure of Curative Hydrogen Bonding / van der Waals forces Soft Segment 11

12 ADIPRENE s - Platinum to Bronze Rating System PLATINUM GOLD SILVER BRONZE Max Temperature 150 C C 130 C 100 C Hydrolysis Resistance Excellent Excellent - Good Good Fair Oil Resistance Ease of Processing (1 = best) Product Family Excellent Good-Fair Good Fair LFP 3000 LFP 1000 LFH 3000 (high duro) LFM 2000 LFH 2000 LF

13 ADIPRENE PLATINUM Series Premium product Performs up to 150 C and Survives C High Load and High Speed Applications (w MCDEA) Hydrolytic Resistance and Oil/Solvent Resistance Typical Product ADIPRENE LF PPDI 3000 Series Cured with MCDEA or MBOCA 13

14 Urethane Toughness vs 150 C Stress = force/unit area HNBR LF PPDI / MCDEA Break Energy Tensile x Elong % Strain (change in length) / length o 14

15 ADIPRENE High Temp Urethanes PLATINUM Series Break Energy Tensile X Elongation (Mpa) RT (Unaged) RT (3 C) 150 C 150 C) RT 40 RT RT RT HNBR Peroxide Cure PLATINUM LFP 3941 A MCDEA PLATINUM LFP 3940 A VIBRACURE A BRONZE LF 1900 A VIBRACURE A

16 ADIPRENE GOLD Series Similar performance to Platinum, but more flexible processing Performs 130 to 150 C Hydrolytic Resistance and Oil/Solvent Resistance (for LF PPDI 3000/HQEE and LF HDI 3000 Series) Typical Product ADIPRENE LF PPDI 1000 Series ADPRINE LF HDI 3000 Series 16

17 Tensile X Elongation (Mpa) ADIPRENE High Temp Urethanes GOLD Series Break Energy RT (Unaged) RT (3 C) 150 C 150 C) RT HNBR Peroxide Cure RT GOLD LFP 1880 A MCDEA RT GOLD LFP 1950 A VIBRACURE A RT 88 9 BRONZE LF 1900 A VIBRACURE A

18 ADIPRENE SILVER Series Excellent balance of performance and processing Performs up to 130 C Moderate Hydrolytic Resistance and Oil/Solvent Resistance Typical Product ADIPRENE LF MDI 2000 Series ADPRINE LF HDI 2000 Series 18

19 Tensile X Elongation (Mpa) ADIPRENE High Temp Urethanes SILVER Series Break Energy RT (Unaged) RT (3 C) 150 C 150 C) RT HNBR Peroxide Cure RT SILVER XFM 2400 CAYTUR RT 88 9 BRONZE LF 1900 A VIBRACURE A

20 ADIPRENE High Temp Urethanes SILVER Series Dynamic Mechanical Analysis (DMA) Tan Delta ADIPRENE Long XFM Tangent 2400 Delta / CAYTUR Plateau 31 of Competitor Temperature, C 20

21 OIL AGING Resistance C IRM 903 Oil Break Energy and Tear (D470) Tensile X Elongation (Mpa) or Tear (dn/m) Tensile x Elongation Split Tear, dn/m LFP 3941A / MCDEA LFP 3940A / A 133 LFP 3940A / HQEE LFP 1880A / MCDEA LFP 1950A / A 133 XFM 2400 / C31 V 8030 / HQEE LF 1900A / A 133 HNBR / Peroxide 21

22 How to Use the Selector Guide 1) Service Temperature 2) Heat Age Resistance (Oxidation) 3) Hydrolysis Resistance 4) Oil Resistance 5) Dynamic or Static Application 6) Machine or Hand batch 7) Cost 22

23 Drilling Down into the Application What information can you provide regarding the application? Are we replacing an existing material? What material? Specifications? Service Temp and duration What specification does the final product have to meet? Tensile Elongation Tear Abrasion Hardness, RT and service temp Expected Service Life Service Environment Humid, Oils, acidic, basic (ph) Lab Tests to Predict Field Performance Static or Dynamic What conditions is the material process/ cured? Mold Temp Resin Temp Gel Time Demold 23

24 Drilling Down into the Application What is your target cost for Part A and Part B What is your time line? Do you have field trials? Potential Volume this year Potential Volume next year 24

25 Hardness Selection vs Temperature Material Aged o C 100 o C 70 o C Unaged 150 o C RT 100 o C RT 70 o C RT LFP3941A/MCDEA Platinum 91A 91A 92A 91A 91A 91A LFP3940A/MOCA Platinum 90A 90A 90A 90A 89A 90A LFP1880A/MCDEA Gold 88A 85A 90A 88A 89A 89A LFP1950A/MOCA Gold 82A 81A 84A 83A 84A 84A LFP3940A/HQEE Gold 91A 92A 92A 93A 92A 94A LFH3860/MCDEA Silver 55D 65D 61D 68D 62D 69D LFH3520/MCDEA Silver 41D 47D 45D 50D 45D 50D LFH2840/MCDEA Silver 53D 58D 58D 62D 59D 60D XFM2400/C31 Silver 89A 90A 92A 92A 91A 92A 8030/HQEE Bronze 79A 91A 91A 93A 92A 94A 8045/A250 Bronze 82A 93A 95A 95A 95A 96A LF1900A/MOCA Bronze 82A 86A 90A 92A 92A 93A HNBR A 94A 88A 92A 89A 91A 25

26 LFP 3941A LFP 3940A LFP 3940A LFP 1950A LFP 1880A XFM 2400 LFH 3860 LFH 3520 LFH LF 1900A HNBR %NCO Curative MCDEA MOCA HQEE MOCA MCDEA C-31 MCDEA MCDEA MCDEA HQEE 1,4BD MOCA peroxide Viscosity 80 C (P) Viscosity 100 C (P) Pot 80 C (min) >10 3* 5 4* Pot 100 C (min) > Hardness (RT) 92A 91A 94A 85A 88A 92A 70D 55D 60D 95A 95A 93A 90A Unaged, RT E100%, psi Tensile, psi Elong., % Split tear, pli C/3 wk. RT E100%, psi Tensile, psi Elong., % Split tear, pli C/3 wk. 150 C E100%, psi Tensile, psi Elong., % > Split tear, pli * Pot Life at 50 C 26

27 Chemtura High Temperature ADIPRENE Urethane Elastomers þ Properties up to 150 C þ Retention of properties for C þ Combined Heat, Hydrolysis and Oil Resistance in one elastomer þ Platinum to Bronze Series to fit your application 27

28 Chemtura High Temperature ADIPRENE Urethane Elastomers Heat Resistance + Toughness = ADIPRENE We succeed where ordinary Urethanes Fail. 28

29 Elastomer Comparison Silastic HCR Versus Organic Rubber Alternatives Silastic HCR EPDM Hypalon Acrylic Vamac Natural Rubber Neoprene Nitrile HNBR TPE Price Ratio ? 4 Maximum Intermittent Temp (C) Maximum Continuous Temp (C) Lowest Temp (C) to Oil Resistant Yes No Yes Yes Yes No Yes Yes Yes Yes Weather Resistant Durometer Range (Shore A) Yes No Yes Yes Yes No Yes Yes Yes Yes

30 Elastomer Comparison LFP 3000 = MPa (at 150 C) Silicone 30

31 Elastomer Comparison Silicone Natural Rubber EPDM Neoprene Specific Gravity Durometer Range (Shore A) Tensile Strength (psi) Tensile Strength (Mpa) Elongation (%) up to Maximum Operating Temp (C) Lowest Temp (C) -65 to Compression Set (%) Tear Strength (ppi) Tear Strength (KN/m) Resistance To: Weathering E G-F G-E G Ozone E P F G Acids & Alkalis F G E E Oils & Solvents F P P G Abrasion P G-E G-E G Steam F G E G Air Permeability P G P G 31

32 Elastomer Comparison 32