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

Sinopec D 1118 Thermoplastic Elastomer SEBS

Sinopec D 1118 is a high-purity SEBS thermoplastic elastomer from the D-series, offering excellent elasticity, thermal stability and processability. It features low odor, good compatibility with PP/PS and superior melt flow for extrusion/injection molding. Widely used in soft-touch grips, medical tubing and polymer modification. Sinopec’s proprietary hydrogenation ensures consistent performance and regulatory compliance.
  • sinopec d 1118 thermoplastic elastomer sebs_13b51cc5
  • sinopec d 1118 thermoplastic elastomer sebs_13b51cc5

Features Of Sinopec D 1118 Thermoplastic Elastomer SEBS

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

  2. High transparency and gloss, suitable for premium aesthetic applications requiring visual clarity.

  3. Superior UV resistance and long-term thermal stability, enhancing product durability in outdoor and elevated-temperature environments.

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

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

Typical Applications Of Sinopec D 1118 Thermoplastic Elastomer SEBS

  1. Soft-touch overmolding for consumer electronics housings and automotive interior trim.

  2. Medical tubing and non-sterile disposable device components requiring flexibility and biocompatibility support.

  3. High-clarity packaging films and seals for pharmaceutical blister packaging.

  4. Adhesive formulations for pressure-sensitive tapes and labels requiring tack control and shear resistance.

  5. Toy components and juvenile products meeting stringent safety and tactile performance requirements.

Specifications Of Sinopec D 1118 Thermoplastic Elastomer SEBS

Chemical TypeStyrene–ethylene/butylene–styrene (SEBS) triblock copolymer
Product FormPellets
AppearanceTranslucent, cylindrical pellets with uniform size and smooth surface
Key FeaturesElastic recovery >90%, melt flow rate (235 °C/5 kg) ≈ 1.8–2.2 g/10 min
Primary ApplicationsSoft-touch overmolding, medical tubing, high-clarity packaging, adhesives, toys
Processing MethodsInjection molding, extrusion, blow molding, thermoforming
Storage ConditionsStore in dry, cool, well-ventilated area; protect from direct sunlight and moisture
Compliance HighlightsRoHS compliant; meets USP Class VI requirements for medical use (when compounded per validated protocols)


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