Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Sinopec YH-533 Thermoplastic Elastomer SEBS

Sinopec YH-533 is a high-performance thermoplastic elastomer (TPE) in the YH series, based on styrene–ethylene–butylene–styrene (SEBS) copolymer. It offers excellent elasticity, thermal stability, and processability for medical devices, soft-touch grips, and sealants. Compatible with PP/PE blends, it delivers low odor, good clarity, and superior UV resistance versus standard SBS.
  • sinopec yh 533 thermoplastic elastomer sebs_812d5356
  • sinopec yh 533 thermoplastic elastomer sebs_812d5356

Features Of Sinopec YH-533 Thermoplastic Elastomer SEBS

  1. Excellent balance of rubber-like elasticity and thermoplastic processability for efficient injection molding and extrusion.

  2. High transparency and gloss, enabling premium aesthetic performance in consumer-facing applications.

  3. Outstanding UV resistance and long-term thermal stability, supporting durable outdoor and automotive use.

  4. Good compatibility with polypropylene (PP), polystyrene (PS), and various fillers, facilitating flexible compound formulation.

  5. Low extractables and compliant with FDA-relevant food-contact guidelines for selected processing conditions.

Typical Applications Of Sinopec YH-533 Thermoplastic Elastomer SEBS

  1. Soft-touch overmolding for automotive interior trim, including instrument panels and door handles.

  2. Medical tubing and device components requiring biocompatibility and sterilization resistance.

  3. Premium consumer goods such as toothbrush grips, cosmetic packaging, and personal care tool housings.

  4. Flexible seals and gaskets for household appliances and industrial enclosures.

  5. Adhesive modifiers and tackifiers in pressure-sensitive adhesive (PSA) systems.

Specifications Of Sinopec YH-533 Thermoplastic Elastomer SEBS

Chemical TypeStyrene–Ethylene/Butylene–Styrene (SEBS) triblock copolymer
Product FormPellets
AppearanceTranslucent ivory to light amber granules
Primary ApplicationsSoft-touch overmolding, medical devices, consumer product components, PSA modification
Key FeaturesElastic recovery >85%, melt flow rate (190°C/5 kg): 1.5–3.5 g/10 min
BenefitsEasy processing, low odor, recyclable, halogen-free
Storage ConditionsStore in dry, cool, well-ventilated area; protect from direct sunlight and moisture
Processing MethodInjection molding, extrusion, blow molding, and two-shot molding


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