Dynasol Linear and Radial SEBS copolymers for adhesives formulation

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2 Dynasol Linear and Radial SEBS copolymers for Global Technology Management Technical Support and Development America Alejandro Esquivel July 11 th

3 Outline: Background Dynasol hydrogenation technology Development Advantages Structures Product portfolio Adhesives applications Plasticizing Effect on SEBS SEBS Novel Radial and Linear Structures SEBS /SEB Performance Take away 3

4 adhesives formulation Background Double bonds on polymers are exposed to be attacked under extreme conditions like UV light and ozone in the ambient Styrene- Ethylene-Buthylene-Styrene (SEBS) copolymers are the result of saturation of double bonds (SBS) copolymers Hydrogenation process is used to saturate those double bonds in poly-butadyene block The result is a copolymer resistant to weathering conditions and other aggressive elements Nov

5 Outline: Background Dynasol hydrogenation technology Development Advantages Structures Product portfolio Adhesives applications Plasticizing Effect on SEBS SEBS Radial SEBS /SEB Performance Take away 5

6 Dynasol s proprietary, state of the art hydrogenation process technology enables to obtain the most performing SEBS Dynasol developed its Hydrogenation technology Proprietary Catalyst >99% saturation* Superior stability Novel Structures capabilities Research & development *Measured by NMR 6

7 Outline: Background Dynasol hydrogenation technology Development Advantages Structures Product portfolio Adhesives applications Plasticizing Effect on SEBS SEBS Radial SEBS /SEB Performance Take away 7

8 Superior performance using Dynasol SEBS copolymers Excellent resistance to Ozone and UV radiation Attack Superior capacity to absorb plasticizing oil (Paraffinic or Naphthenic) Wide compatibility with mineral fillers (silica, hard clay, carbon black, etc) Excellent polyolefin compatibility (PP, LDPE, LLDPE, etc.) Compatibility with styrenics (PS, HIPS, ABS, etc.) Excellent compatibility with broad range of Tackifier Resins 8

9 Outline: Background Dynasol hydrogenation technology Development Advantages Structures Product portfolio Adhesives applications Plasticizing Effect on SEBS SEBS Radial SEBS /SEB Performance Take away 9

10 SEBS Dynasol Structures Triblock Linear Structure Polystyrene Blocks Ethylene - Butylene Block Polystyrene Block Diblock Linear Structure 10

11 SEBS Dynasol Structures Novel Radial Structure Ethylene - Butylene Blocks Polystyrene Blocks Polystyrene Blocks without Dynasol written permission. 11

12 Outline: Background Dynasol hydrogenation technology Development Advantages Structures Product portfolio Adhesives applications Plasticizing Effect on SEBS SEBS Radial SEBS /SEB Performance Take away 12 without Dynasol written permission.

13 Dynasol proposes a unique range of SEBS product portfolio Product Styrene (%) 1 Toluene 5% Sol. Visc. Sol. Visc. 20% Diblock (%) Structure CH Linear CH Linear CH Linear CH Linear CH Linear Dyne Novel Radial Dyne Novel Radial without Dynasol written permission. 13

14 Outline: Background Dynasol hydrogenation technology Development Advantages Structures Product portfolio Adhesives applications Plasticizing Effect on SEBS SEBS Radial SEBS /SEB Performance Take away 14 without Dynasol written permission.

15 Improved holding power by plasticizing reduction Récipe Trade Name (Producer) High shear labeling Units F-01 F-02 Linear SEBS CH-6140 (Dynasol) PHR Tackifying resin Hydrogenated Resin PHR Plasticizer Paraffinic Oil PHR Stabilizer PHR 1 1 without Dynasol written permission. 15

16 Improved holding power by plasticizing reduction without Dynasol written permission. 16

17 Tackifiers compatibility Dynasol SEBS are compatible with a wide range of tackifiers, like: Aliphatic hydrocarbon resin Cycloaliphatic hydrocarbon resin Aromatic hydrocarbon resin Hydrogenated hydrocarbon Amorphous Pure monomer resins Hydrogenated C5 And alike Recommended review local availability for tackifiers without Dynasol written permission. 17

18 Outline: Background Dynasol hydrogenation technology Development Advantages Structures Product portfolio Adhesives applications Plasticizing Effect on SEBS SEBS Radial SEBS /SEB Performance Take away 18 without Dynasol written permission.

19 Radial SEBS copolymers for cohesive reinforcement Récipe Trade Name (Producer) High speed labeling Units F-01 F-02 Linear SEBS CH-6110* (Dynasol) PHR Radial SEBS Dyne 52 (Dynasol) PHR - 20 Tackifying resin Hydrogenated Resin PHR Plasticizer Paraffinic Oil PHR Stabilizer PHR 1 1 * Low molecular weigth Linear SBS without Dynasol written permission. 19

20 Improved Holding Power and Fast Tack using Radial Dyne 52 Improving productivity by high speed labeling without Dynasol written permission. 20

21 Radial SEBS for adhesive viscosity reduction Récipe Semi-permanent applications like automotive and RFID Trade Name (Producer) Units F-01 F-02 Linear SEBS CH-6140 (Dynasol) PHR Radial SEBS Dyne 52 (Dynasol) PHR - 20 Tackifying resin Hydrogenated Resin PHR Plasticizer Paraffinic Oil PHR Stabilizer PHR 1 1 without Dynasol written permission. 21

22 Reduced viscosity and improved performance Reduce energy cost by reduced temperature application and improve performance 22 without Dynasol written permission.

23 Outline: Background Dynasol hydrogenation technology Development Advantages Structures Product portfolio Adhesives applications Plasticizing Effect on SEBS SEBS Radial SEBS /SEB Performance Take away 23

24 Diblock SEBS copolymer to improve adhesion Récipe Trade Name (Producer) Long term adhesion Units F-01 F-02 Linear SEBS CH-6120 (Dynasol) PHR Radial SEBS CH-6215 (Dynasol) PHR - 20 Tackifying resin Hydrogenated Resin PHR Plasticizer Paraffinic Oil PHR Stabilizer PHR

25 Improved surface wetting and adhesion Fast application and long term adhesion 25

26 Diblock SEBS for adhesive viscosity reduction Récipe Reducing energy costs and improve productivity Trade Name (Producer) Units F-01 F-02 Linear SEBS CH-6140 (Dynasol) PHR Radial SEBS CH-6215 (Dynasol) PHR - 20 Tackifying resin Hydrogenated Resin PHR Plasticizer Paraffinic Oil PHR Stabilizer PHR

27 Viscosity reduction and improved surface wetting Reducing energy costs and improve productivity 27

28 Low viscosity adhesive for insect traps Récipe When long term appearance and effectiveness is required Trade Name (Producer) Units F-01 Linear SEBS CH-6110 (Dynasol) PHR 100 Tackifying Hydrogenated Resin PHR 360 resin Plasticizer Paraffinic Oil PHR 145 Stabilizer PHR 1 Excelent Fast tack and low viscosity 28

29 Superior Thermal stability SBS SEBS All Samples dynamically 177 C 29

30 Superior resistance to UV Ageing Parameter Ageing Time SBS CH6140 CH6120 F-01 CH6120 F-02 Initial Yellowness index YI E313 C/2 7 Hr 14 Hr

31 Outline: Background Dynasol hydrogenation technology Development Advantages Structures Product portfolio Adhesives applications Plasticizing Effect on SEBS SEBS Radial SEBS /SEB Performance Take away 31

32 Conclusions Dynasol exclusive hydrogenation process allows to: Reach superior saturation levels for SEBS (>99 ) Obtain superior resistance to UV light and ozone attack Hydrogenate complex structures like radial Radial hydrogenated products can be used to: Improve adhesive cohesive strength Optimize adhesive viscosity Optimize costs by low temperature application 32

33 Conclusions Dynasol SEBS / SEB allows to the formulator to: Reduce adhesive viscosity Improve surface wetting for better and fast adhesion Improve long term adhesion Use a broad range of tackifier resins and additives Reduce costs by optimizing formulation (polymer reduction and high oil absorption) 33

34 Take away Dynasol adhesives characterization capabilities: 5500 sq. Ft TSD laboratory building area 1200 sq. Ft Standardized temperature and relative humidity area. (23 C, 50% relative humidity) Adhesive formulation Hot Melt Solvent borne Adhesives Evaluation equipment Loop Tack Peel Shear Shaft temperature Rolling Ball tack Hot / cold tack Viscosity Thermal stability Rheology (DMA) Composition (DSC TGA) 34

35 Thank you 35