Mitsui Metallocene EPT. Mitsui Metallocene EPT. Mitsui Chemicals, Inc.

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1 Mitsui Metallocene EPT Mitsui Metallocene EPT Mitsui Chemicals, Inc.

2 1. Advantages of Mitsui Metallocene EPDM 2. Mitsui EPT for Automotive Parts

3 Grade Lineup of Mitsui Metallocene EPT Grade Moony Viscosity ML Ethylene (wt%) ENB (wt%) Oil (phr) PE (phr) Applications X-4010M Corner Joint Sponge PX-049PEM Glass Run Channel Door Opening Trim 3072EM Anti-Vibration Rubber, Gasket, Grommet 3062EM Hose, Grommet, Gasket 3090EM Hose 4045M Molding 2060M Tire Inner Tube, Roofing Sheet 3092M Hoses, Grommets, Gaskets, Extrusion Applications These values are typical properties only and are not to be regarded as sales specifications.

4 Advantages of Metallocene EPT Long Lifetime Low Chlorine Content Excellent Mixing Processability Disentangled Molecules Excellent Extrudability Synthetic Extender Oil Less Gel No Deashing Process High Mechanical Property Narrow MWD Narrow Diene Distribution

5 Advantages of Metallocene EPT Long Lifetime Low Chlorine Content Excellent Mixing Processability Disentangled Molecules Excellent Extrudability Synthetic Extender Oil Less Gel No Deashing Process High Mechanical Property Narrow MWD Narrow Diene Distribution

6 Long Life by Low Chlorine Content Mitsui Metallocene EPT has longer lifetime by lower chlorine content. Chlorine Content (ppm) Chlorine accelerates discoloration and degradation 0 Metallocene EPT Conventional EPT

7 Degradation of Copper by Chlorine Chlorine accelerates the corrosion of copper. EPT Copper Plate After 120ºC 2weeks Metallocene EPT Conventional EPT

8 Degradation of Nylon by Chlorine Chlorine accelerates the degradation of Nylon. EPT Nylon Plate After 120ºC 2weeks Metallocene EPT Conventional EPT

9 Advantages of Metallocene EPT Long Lifetime Low Chlorine Content Excellent Mixing Processability Disentangled Molecules Excellent Extrudability Synthetic Extender Oil Less Gel No Deashing Process High Mechanical Property Narrow MWD Narrow Diene Distribution

10 Excellent Mixing Processability Molecules of Mitsui EPT are disentangled by extruder. Polymerization in Solution Mitsui Disentangled Molecules EPDM Extruder Other s Production Process (Steam Stripping) Dense Entangled EPDM

11 Excellent Mixing Processability Mitsui Metallocene EPT shows excellent filler dispersion. CB Dispersion Test CB EPT Other s EPDM 3min,60 Roll Mill Mitsui EPT Compound with 1% CB

12 Excellent Mixing Processability Mixing time can be decreased with Mitsui EPT 1min Mitsui EPT Others 2min Mixing Chart Total 3min Total 4min Compound s State

13 Advantages of Metallocene EPT Long Lifetime Low Chlorine Content Excellent Mixing Processability Disentangled Molecules Excellent Extrudability Synthetic Extender Oil Less Gel No Deashing Process High Mechanical Property Narrow MWD Narrow Diene Distribution

14 Comparison between Synthetic Oil and Paraffinic Oil Mitsui s synthetic oil is liquid EPR synthesized by Metallocene catalyst Paraffinic Oil Mitsui s Synthetic Oil Density Component Purity MWD Paraffin Hydrocarbon Mixture of Hydrocarbon Broad Liquid EPR 100% Ethylene Propylene Rubber Narrow (by Metallocene Catalyst)

15 Why Synthetic Oil in Mitsui Metallocene EPT? Synthetic oil (Liquid EPR) has better properties 1. Good compatibility to EPDM (Component is same as EPDM) 2. High purity 3. Less low molecular weight component (Prevention of oil vaporization) 4. Stability of viscosity at low temperature

16 Stable Viscosity of Synthetic Oil Viscosity [Pa s] Synthetic Oil Paraffinic Oil Temperature [ºC]

17 Excellent Extrudability by Synthetic Extender Oil Synthetic oil extended in Mitsui Metallocene EPT shows excellent extrudability. Comparison of Properties Hardness Extrusion test Paraffinic Oil purity Synthetic Oil Processability Paraffinic Oil Low Temperature Property Volatility Bleeding Synthetic Oil Excellent Extrudability

18 Advantages of Metallocene EPT Long Lifetime Low Chlorine Content Excellent Mixing Processability Disentangled Molecules Excellent Extrudability Synthetic Extender Oil Less Gel No Deashing Process High Mechanical Property Narrow MWD Narrow Diene Distribution

19 Less Gel by Metallocene Catalyst Metallocene process doesn t need deashing MCI Metallocene Process Reactor No deashing No Gelation Extruder Others Vanadium Process Deashing by industrial water Oxygen Gelation Reactor Steam stripping

20 Effect of Oxygen on Gelation Oxygen accelerates gelation. High Experiment Gel Percentage (%) 250ºC 1day Heated Low Concentration of Oxygen (10-3 mmol/p-kg)

21 Amount of Gel in Polymer Mitsui Metallocene process Mitsui EPT doesn t have any gel. Others Vanadium process Gel Polymer Solvent (decane) Polymer is dissolved in decane at 150 for 4 hours. Decane Net

22 Quality Improvement by Less Gel MCI; Metallocene process Extruded Others; Vanadium process Extruded

23 Advantages of Metallocene EPT Long Lifetime Low Chlorine Content Excellent Mixing Processability Disentangled Molecules Excellent Extrudability Synthetic Extender Oil Less Gel No Deashing Process High Mechanical Property Narrow MWD Narrow Diene Distribution

24 Cost Saving by High Loading Cost saving is possible by high loading with Metallocene EPT. Conventional EPDM Mw/Mn=2.8 Broad Diene Distribution Metallocene EPDM Mw/Mn=2.2 Narrow Diene Distribution Conventional EPDM Metallocene EPDM Tensile Strength, MPa Elongation, % phr Compound Tensile Strength, MPa Elongation, % Compression Set, % (330phr Compound) 16 28/L Cost Saving Compression Set, % 17

25 Advantages of Metallocene EPT Long Lifetime Low Chlorine Content Excellent Mixing Processability Disentangled Molecules Excellent Extrudability Synthetic Extender Oil Less Gel No Deashing Process High Mechanical Property Narrow MWD Narrow Diene Distribution

26 Agenda 1. Advantages of Mitsui Metallocene EPDM 2. Mitsui EPT for Automotive Parts

27 Mitsui Metallocene EPT for Automotive Parts 1. GRC Mitsui Eptalloy PX-049PEM 3092M 2. Corner joint X-4010M 4. Hose 3090EM 3062EM 3092(P)M 3. W/S sponge 8120EM 8110M 5. Raw material of TPV 3072EPM 3092(P)M

28 Mitsui Metallocene EPT Mitsui Metallocene EPT for Glass Run Channel PX-049PEM, 3092M Mitsui Chemicals, Inc.

29 Mitsui Metallocene EPT for Glass Run Channel Glass Run Channel (GRC) Glass Requirements Wetherseal between Grass and Door Absorption of Glass Vibration Sealing performance Appearance : Smooth surface, no obstacles, no blooming Durability

30 Properties of PX-049PEM PX-049PEM PX-049PE is a EPDM / PE alloy in which PE is very homogeneously dispersed by Mitsui s unique production process. ML(1+4)150 Ethylene content wt% ENB content Extended Oil Polyethylene content wt% phr phr Features of PX-049PEM Low specific gravity Easy production of harder products Less defective articles High load formulation Faster extrusion speed & Smooth surface by high fluidity Microphotograph EPDM

31 Weight Saving of Rubber Products Specific Gravity of Weather Seal Materials Materials PVC TPV EPDM S.G Customer s Requirement Weight Saving Eptalloy (EPT/PE)

32 Weight Saving by Eptalloy Materials PVC TPV EPDM Eptalloy S.G Sight Foaming S.G Door Opening Trim

33 Advantage of Eptalloy for Defect Rate Caused by Conventional EPDM Rate of Defects : 5.0 PX-049PE Rate of Defects : 0.7 etc. Rubber White Filler Carbon Black Non-melt PE Number of Foreign Materials(1/100m) Number of Foreign Materials(1/100m)

34 PX-049PEM Formulation for GRC Solid Foaming Formulation Mitsui Eptalloy PX-049PEM Zinc Oxide 5 5 Stearic acid 1 Slight Foaming 1 FEF Carbon Black Paraffinic Oil Ground Calcium Carbonate Calcium Oxide A-Compound Total 421 phr 421 phr Foaming agent - Properties of GRC product Specific gravity 1.2 Hardness (HA) 75 M100 (MPa) 3.6 TB (MPa) 11.2 EB (%) 440 Sectional profile Acc.MBT(1.5)/ZnBDC(2.0)/EU(1)/TMTD(0.3)/DTDM(0.5)/Sulfur(1.5) OBSH 0.3phr

35 Properties of 3092PM 3092PM 3092PM is non oil-extended EPDM with high Mooney viscosity which is suitable for extruded products and molded. ML(1+4)125 Ethylene content ENB content Extended Oil wt% wt% phr Features of 3092PM High load formulation High mechanical strength Excellent extrudability and moldability

36 3092PM Formulation for GRC Formulation Mitsui EPT 3092PM Zinc Oxide 5 5 Stearic Acid 1 1 SRF Carbon Black (N774) Paraffinic Oil (Sunpar2280) Ground Calcium Carbonate Calcium Oxide 6 6 A-Compound Total Accelerator MDB ZnBDC EU TBTD Sulfur Final-Compund Total <Vulcanizate Properties> Hardness (HA) TB (MPa) EB (%)

37 Mitsui Metallocene EPT Mitsui Metallocene EPT for Corner Joint X-4010M Mitsui Chemicals, Inc.

38 Mitsui Metallocene EPT for Corner Joint Corner Joint Corner Joint Requirements Sealing performance Appearance : Smooth surface, no obstacles, no blooming Durability

39 X-4010M for Corner Joint X-4010M X-4010M has excellent fluidity with ultra-low Mooney viscosity, and high vulcanization speed with high ENB content. ML(1+4)100 Ethylene content ENB content Extended Oil wt% wt% phr < Ultra Low Moony Grade > - Features of X-4010M Excellent transfer and injection processability Suitable for corner joints of weather strip sponge Good modifier for high viscosity EPDM

40 Excellent Fluidity of X-4010M Mitsui X-4010M shows excellent fluidity Mitsui EPT X-4010M ML 8 Competitor s ML 35 Length (cm) 20 25

41 X-4010M Formulation for Solid Corner Joint Formulation Hardness65 Hardness70 Mitsui EPT X-4010M Zinc Oxide Stearic Acid SRF Carbon Black Ground Calcium Carbonate Paraffinic Oil MBT ZnBDC Sulfur Calcium Oxide Unvulcanized Properties Minimum Viscosity Vm145ºC t5 (145ºC) min Tc90 (180ºC) min Vulcanized Properties (170ºC 15min cured, CS: 20min cured) Tensile Strength MPa Elongation at Break % Hardness (Shore A) Compression Set (70ºC, 22h) % 18 17

42 X-4010M Formulation for Sponge Corner Joint Formulation Mitsui EPT X-4010M 70 Mitsui EPT 3072EM 42 Zinc Oxide 5 Stearic Acid 1 SRF Carbon Black 72 Paraffinic Oil 60 MBT 0.5 ZnBDC 1.5 TETD 0.5 TMTD 0.5 Sulfur 1.0 ADCA/DPT (Eiwa Chemical, S ) Calcium Oxide 0.5 Unvulcanized Properties Minimum Viscosity Vm100ºC 12 t5 (145ºC) min 12.7 Tc90 (180ºC) min 2.9 Vulcanized Properties (Sponge Properties) Specific Gravity Tensile Strength MPa 3.3 Elongation at Break % 420 Compression Set (70ºC, 22h) % 16

43 Mitsui Metallocene EPT Mitsui Metallocene EPT for W/S Sponge 8120EM, 8110M Mitsui Chemicals, Inc.

44 Mitsui Metallocene EPT for W/S Sponge Weatherstrip Sponge W/S sponge Body Door Wetherseal between Body and Door Absorbing Shock of Shutting Door Requirements Noise Insulation Sealing Performance Appearance : Smooth surface, no obstacles, no blooming

45 8120EM and 8110M for W/S Sponge 8120EM, 8110M 8120EM and 8110M have excellent shape retention with branching structure. These grades are suitable for sponges. 8120EM 8110M ML(1+4) Ethylene content wt% ENB content wt% Extended Oil phr 20 - Features of 8120EM and 8110M Excellent shape retention Excellent compression set High load formulation Smooth surface

46 Excellent Shape Retention CH 3 CH 2 CH 2 CH 2 CH m n l Excellent Shape Retention during Vulcanization VNB m CH CH CH 2 CH 2 CH l CH CH CH ENB HAV: 250, 1 min CH EM 8110M Conventional Branched Structure VNB : Vinyl Norbornene

47 Viscoelasticity of 8120EM and 8110M 1.0.E E+07 Good shape retention by higher viscosity Mitsui EPT 8120EM, 8110M η* [Pa s] 1.0.E E+05 Conventional EPDM (Wide MWD) Good processability by lower viscosity 1.0.E+04 Conventional EPDM (Narrow MWD) 1.0.E Frequency [rad/s] Good shape keeping and processability

48 Door Sponge Formulation Formulation 8120EM M Zinc Oxide Stearic Acid SRF Carbon Black (Cabot SP5000A) SRF Carbon Black (N774) FEF Carbon Black (N550) Paraffinic Oil Ground Calcium Carbonate Calcium Oxide A-Compound Total Specific Gravity OBSH (NEOCELLBORN N#1000SW) Final-Compund Total <Vulcanizate Properties> Specific Gravity TB (MPa) EB (%) Acc.MBT(2.0)/DPTT(1.0)/ZnEDC(1.1)/CBS(1.0)/TeEDC(0.3)/Sulfur(1.5)/

49 SSM Sponge Formulation Formulation 8120EM M Zinc Oxide Stearic Acid SRF Carbon Black (Cabot SP5000A) SRF Carbon Black (N774) FEF Carbon Black (N550) Paraffinic Oil Ground Calcium Carbonate Calcium Oxide A-Compound Total Specific Gravity OBSH (NEOCELLBORN N#1000SW) Final-Compund Total <Vulcanizate Properties> Specific Gravity TB (MPa) EB (%) Acc.MBT(2.0)/DPTT(1.0)/ZnEDC(1.1)/CBS(1.0)/TeEDC(0.3)/Sulfur(1.5)/

50 Mitsui Metallocene EPT Mitsui Metallocene EPT for Automotive Water Hoses 3090EM, 3062EM, 3092M Mitsui Chemicals, Inc.

51 Mitsui Metallocene EPT for Water Hoses Automotive Water Hoses Requirements Low Temperature Properties Heat Resistance Extrudability Long life time

52 3090EM for Automotive Water Hoses 3090EM 3090EM has excellent mixing processability and extrudability with synthetic extender oil. Excellent low temperature properties of 3090EM is suitable for automotive water hoses. ML(1+4)125 Ethylene content ENB content Extended Oil wt% wt% phr Features of 3090EM Excellent low temperature properties Excellent mixing processability Excellent extrudability

53 3090EM Formulation for Water Hoses Formulation Mitsui EPT 3090EM Mitsui EPT 3092PM 30 Zinc Oxide 5 5 Stearic Acid 1 1 FEF Carbon Black N Ground Calcium Carbonate Paraffinic Oil Polyethylene glycol (PEG#4000) 1 1 Calcium Oxide A-compound Total Accelerator CBS ZnBDC EU TMTD Dithiodimorpholine Sulfur Unvulcanization Properties Vm 125C C min TC90 (160 ) min Vulcanizate Properties 15min Cured at 160 C Hardness (Shore A) Tensile Strength (MPa) Elongation at Break (%) Compression set / 22h at 70 C 20min Cured 26 24

54 Thank you for your attention.

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