ASAPRENE™ T-438 SBS: Styrenic thermoplastic elastomer
Technical data (Adhesive properties compared to our other grades)
Contact us for information on handling and use.
Adhesives and sealants modifier, meeting requirements for low temperature coating. Hot-melt pressure-sensitive adhesives modifier, with superior flexibility and tack characteristics, for sanitary products.
Features and Benefits
- High Flowability
|MFR 190°C, 2.16kg||ISO 1133||g/10 min||－|
|MFR 200°C, 5kg||ISO 1133||g/10 min||25|
|Hardness Type A||ISO 7619||°Shore A||80|
|Tensile Strength||ISO 37||MPa||5|
|300% Tensile Stress||ISO 37||MPa||3.0|
|Viscosity as 25% solution in toluene||Asahi Kasei Method||mPa.s||470|
|styrene/butadiene||Asahi Kasei Method||wt%||35/65|
Test piece:Compression-molded sheet, 2-mm thick, type1A dumbbell shape.
Roll kneading temp.: 120°C~130°C.
Compression molding: Preheating, 160°C 5 min; compression, 80 kg/cm2 160°C 5 min; cooling, 3 min.
Test measurements temp.: 23°C.
IMPORTANT NOTICE REGARDING MEDICAL APPLICATIONS
We, Asahi Kasei Group, request that customers who are considering using our products in medical, pharmaceutical, cosmetic and other related applications (hereinafter collectively called “Medical Applications”) shall contact us and confirm our policy on Medical Applications in advance. Information herein regarding conformity to certain laws and regulations are as of January, 2015. Please consult with us for the latest status. We make no guarantees or warranties, express or implied, concerning the suitability of our products for use in Medical Applications. It is not our responsibility to determine if our products are safe, lawful, and technically suitable for intended applications.