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

Sinopec G 1643 M Thermoplastic Elastomer SEBS

Sinopec G 1643 M is a high-performance thermoplastic elastomer (TPE) based on SEBS block copolymer, offering excellent elasticity, thermal stability, and processability. Designed for medical devices, soft-touch grips, and sealing applications, it features low extractables, good clarity, and easy injection molding or extrusion. This Sinopec-branded G-series grade delivers balanced mechanical strength and comfort, meeting ISO 10993 biocompatibility requirements.
  • sinopec g 1643 m thermoplastic elastomer sebs_c0075318
  • sinopec g 1643 m thermoplastic elastomer sebs_c0075318

Features Of Sinopec G 1643 M Thermoplastic Elastomer SEBS

  1. High elasticity and excellent recovery performance at room and elevated temperatures.

  2. Good processability via extrusion, injection molding, and blow molding without vulcanization.

  3. Outstanding compatibility with polypropylene (PP), polystyrene (PS), and various fillers/oils.

  4. Enhanced UV resistance and long-term thermal stability under standard processing conditions.

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

Typical Applications Of Sinopec G 1643 M Thermoplastic Elastomer SEBS

  1. Soft-touch overmolding for automotive interior trim and instrument panels.

  2. Flexible grips and ergonomic components in consumer electronics and power tools.

  3. Medical tubing and non-sterile disposable device housings requiring biocompatibility support.

  4. High-clarity, impact-modified packaging films and flexible containers.

  5. Adhesive formulations for pressure-sensitive tapes and label backings.

Specifications Of Sinopec G 1643 M Thermoplastic Elastomer SEBS

Chemical TypeStyrene–ethylene–butylene–styrene (SEBS) triblock copolymer
Product FormPellets
AppearanceOff-white to light yellow cylindrical pellets
Primary ApplicationsTPE compound base for soft-touch, impact modification, and flexible packaging
Key FeaturesThermoplastic, non-vulcanizing, recyclable, oil-processable
BenefitsEnergy-efficient processing, design flexibility, reduced scrap rate vs. TPR/TPE-V
Recommended Drying70–80 °C for 2–4 hours prior to processing
Storage ConditionsStore in dry, cool, well-ventilated area; avoid direct sunlight and moisture


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