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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
Development Team Goals Fully Investigate your Application Identify Performance Requirements and Processing Capabilities Proper ADIPRENE Product Selection Customization of Formulation 3
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
Heat Age Resistance How long will it last at high temperature before permanent loss of properties? Oxidation + Depolymerization Heat Aging Resistance 5
Critical Temperature (Tc) What temperature will the urethane lose properties? Dynamic Modulus Log (dyn/cm2) 6 5 4 3 2 1 0 30 50 (1) 70 90 Critical Temperature, Tc 110 130 150 170 LFTDI-ester-MOCA TDI-ester-MOCA 190 210 Temperature C (1) Tangent Delta Peak related to the Glass transition (Tg) of the polymer 6
Dynamic Heat Build-up 1.00E+11 0.3500 1.00E+10 (1) G' Storage Modulus 0.3000 Tangent Delta 0.2500 G' Storage Modulus 1.00E+09 1.00E+08 0.2000 0.1500 Long Tan Delta Plateau (low hysterisis) ADIPRENE LFP 3941 / MCDEA 0.1000 1.00E+07 0.0500 1.00E+06-100 -50 0 50 100 150 200 250 0.0000 Temperature, C 7 (1) Tangent Delta Peak related to the Glass transition (Tg) of the polymer
Environmental Conditions Temperature Water Abrasives Water and Oil Humidity Oil Chemicals 8
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
Importance of the Polyol Polyol High Temp Toughness Hydrolysis Resistance Polycarbonate Polycaprolactone Ester (PC) (PCL) 1 (best) 1 1 1 2 3 Oil Resistance 1 2 2 Dynamic 2 1 2 Processing 3 1 2 Price 1 (Highest) 2 3 10
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
ADIPRENE s - Platinum to Bronze Rating System PLATINUM GOLD SILVER BRONZE Max Temperature 150 C 130-150 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 3 2 2 1 LFP 3000 LFP 1000 LFH 3000 (high duro) LFM 2000 LFH 2000 LF 1000 12
ADIPRENE PLATINUM Series Premium product Performs up to 150 C and Survives 3 weeks @ 150 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
Urethane Toughness vs HNBR @ 150 C Stress = force/unit area HNBR LF PPDI / MCDEA Break Energy Tensile x Elong % Strain (change in length) / length o 14
ADIPRENE High Temp Urethanes PLATINUM Series Break Energy Tensile X Elongation (Mpa) 250 200 150 100 50 RT (Unaged) RT (3 wk @150 C) 150 C (3wk @ 150 C) 90A @ RT 40 92A @ RT 206 221 70 91A @ RT 175 250 103 271 90A @ RT 88 0 10 2 HNBR Peroxide Cure PLATINUM LFP 3941 A MCDEA PLATINUM LFP 3940 A VIBRACURE A 133 9 BRONZE LF 1900 A VIBRACURE A 133 15
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
Tensile X Elongation (Mpa) ADIPRENE High Temp Urethanes GOLD Series Break Energy 250 200 150 100 50 0 RT (Unaged) RT (3 wk @150 C) 150 C (3wk @ 150 C) 90A @ RT 40 10 2 HNBR Peroxide Cure 88A @ RT 208 243 112 GOLD LFP 1880 A MCDEA 85A @ RT 215 261 44 GOLD LFP 1950 A VIBRACURE A 133 271 90A @ RT 88 9 BRONZE LF 1900 A VIBRACURE A 133 17
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
Tensile X Elongation (Mpa) ADIPRENE High Temp Urethanes SILVER Series Break Energy 250 200 150 100 50 0 RT (Unaged) RT (3 wk @150 C) 150 C (3wk @ 150 C) 90A @ RT 40 10 2 HNBR Peroxide Cure 92A @ RT 220 220 SILVER XFM 2400 CAYTUR 31 30 271 90A @ RT 88 9 BRONZE LF 1900 A VIBRACURE A 133 19
ADIPRENE High Temp Urethanes SILVER Series Dynamic Mechanical Analysis (DMA) Tan Delta 0.20 0.18 0.16 0.14 0.12 0.10 0.08 0.06 0.04 0.02 0.00 ADIPRENE Long XFM Tangent 2400 Delta / CAYTUR Plateau 31 of Competitor -60 0 60 120 180 Temperature, C 20
OIL AGING Resistance 3 wks @ 150 C IRM 903 Oil Break Energy and Tear (D470) Tensile X Elongation (Mpa) or Tear (dn/m) 110 100 90 80 70 60 50 40 30 20 10 0 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
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
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
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
Hardness Selection vs Temperature Material Aged 3 wks @ 150 o C 100 o C 70 o C Unaged Hardness @ 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 ---- 90A 94A 88A 92A 89A 91A 25
LFP 3941A LFP 3940A LFP 3940A LFP 1950A LFP 1880A XFM 2400 LFH 3860 LFH 3520 LFH 2840 8030 8045 LF 1900A HNBR %NCO 3.1 3.6 3.6 3.1 2.7 3.9 9.0 6.0 8.4 6.2 9.8 4.1 Curative MCDEA MOCA HQEE MOCA MCDEA C-31 MCDEA MCDEA MCDEA HQEE 1,4BD MOCA peroxide Viscosity 80 C (P) 26 60 --- 25 11 7 2.5 12 1 --- --- --- --- Viscosity 100 C (P) 10 25 25 10 5.5 --- --- --- --- 8 3 6.5 --- Pot life @ 80 C (min) 0.9 2.5 --- 3.5 1.5 >10 3* 5 4* --- --- --- --- Pot life @ 100 C (min) 0.5 2 >10 2.6 1 --- --- --- --- 7 3 10 --- Hardness (RT) 92A 91A 94A 85A 88A 92A 70D 55D 60D 95A 95A 93A 90A Unaged, RT E100%, psi 1500 1100 1460 690 970 1250 5800 2980 3120 1280 1270 1080 2030 Tensile, psi 6900 5580 5960 6460 5560 6340 6360 5080 5770 3140 6420 7840 2830 Elong., % 440 460 520 490 550 510 130 180 310 520 460 510 210 Split tear, pli 155 170 165 125 140 110 70 50 155 205 154 150 24 150 C/3 wk. RT E100%, psi 1400 1290 --- 850 960 1050 3660 1780 2070 1320 1490 640 0 Tensile, psi 5900 6820 --- 5410 5680 4830 4290 3210 2190 3540 2770 2050 3010 Elong., % 550 540 --- 710 630 670 180 250 190 520 340 650 50 Split tear, pli 180 175 --- 190 180 135 130 75 130 190 160 63 17 150 C/3 wk. 150 C E100%, psi 1100 990 910 670 880 750 1450 1010 0 0 0 400 0 Tensile, psi 1590 1830 910 900 1440 1080 1620 1020 1290 520 500 440 1210 Elong., % 730 840 150 720 >1000 410 110 120 95 90 50 300 20 Split tear, pli 110 100 30 80 140 55 55 27 65 16 23 32 4 * Pot Life at 50 C 26
Chemtura High Temperature ADIPRENE Urethane Elastomers þ Properties up to 150 C þ Retention of properties for 3 wks @ 150 C þ Combined Heat, Hydrolysis and Oil Resistance in one elastomer þ Platinum to Bronze Series to fit your application 27
Chemtura High Temperature ADIPRENE Urethane Elastomers Heat Resistance + Toughness = ADIPRENE We succeed where ordinary Urethanes Fail. 28
Elastomer Comparison Silastic HCR Versus Organic Rubber Alternatives Silastic HCR EPDM Hypalon Acrylic Vamac Natural Rubber Neoprene Nitrile HNBR TPE Price Ratio 6 1.5 3 4.5 5 1 2 2 4? 4 Maximum Intermittent Temp (C) Maximum Continuous Temp (C) Lowest Temp (C) 300 150 160 180 180 105 125 130 150 150 230 130 130 150 150 75 95 100 130 135-60 to -80-50 -25-20 -40-60 -35-20 -45-60 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 10-90 30-85 40-85 50-85 45-90 30-95 30-90 40-100 40-100 35-90 29
Elastomer Comparison LFP 3000 = 11-12 MPa (at 150 C) Silicone 30
Elastomer Comparison Silicone Natural Rubber EPDM Neoprene Specific Gravity 1.15 0.92 0.86 1.23 Durometer Range (Shore A) 20-85 30-90 25-90 35-90 Tensile Strength (psi) 1500 4000 3500 4000 Tensile Strength (Mpa) 10 28 24 28 Elongation (%) up to 1000 700 550 500 Maximum Operating Temp (C) 285 75-120 150-175 93-150 Lowest Temp (C) -65 to -100-60 -56-42 Compression Set (%) 10-15 10-15 10-30 15-30 Tear Strength (ppi) 100-250 200-250 100-250 200-250 Tear Strength (KN/m) 17.5-44 35-44 17.5-44 35-44 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
Elastomer Comparison 32