Synthetic leather

Graphene nanotubes for synthetic leather: Safety and dust resistance with color variety

Graphene nanotubes provide polyurethane with durable anti-static and anti-dust performance, helping artificial leather used in automotive and industrial seating, at medical and pharmaceutical facilities, in safety shoes and workwear, remain clean and protected from electrostatic buildup, with minimal maintenance.
Nanotube-enhanced synthetic leather allows for a wide variety of colors and offers broad design flexibility. Nanotubes also provide non-marking properties to leather as no carbon release occurs at the material’s surface. Such synthetic leather can be a high-performance, long-lasting alternative to expensive, hard-to-maintain genuine leather and other textile materials.

Synthetic leather
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Main properties

  • Stable resistivity:
    10⁴–10¹¹ Ω/sq

    Stable resistivity: 10⁴–10¹¹ Ω/sq
  • Dust-repellent
    performance

    Dust-repellent performance
  • Colorful,
    non-marking surface

    Colorful, non-marking surface
Graphene nanotubes for car seats

Graphene nanotubes for car seats

Why PU over leather?

Why PU over leather?

PU synthetic leather is widely used as an alternative to natural leather due to its consistent quality, controlled properties, and suitability for large-scale production. Unlike natural leather, which can vary in structure, thickness, price, and appearance, PU materials are engineered to deliver uniform performance and predictable processing behavior, reducing waste and improving manufacturing efficiency. In addition, PU leather allows precise adjustment of mechanical and surface properties to meet specific application requirements. It also enables the incorporation of functional additives. For example, anti-static PU leather can provide controlled electrical conductivity for ESD-sensitive environments or added functionality.

Graphene nanotubes outperform standard additives

Graphene nanotubes outperform standard additives

TUBALL™ graphene nanotubes provide an excellent combination of properties for polyurethane. In contrast to carbon black, they enable conductivity in polyurethane while preserving hardness and tensile strength. The advantage of nanotubes over ammonium salts is in enabling permanent electrical conductivity in thermoset compounds.

DIAGRAM
  • TUBALL™ graphene nanotubes
  • Carbon black
  • Liquid anti-static agents

* This diagram provides average trends compared with other additives, based on OCSiAl data. Product performance may vary depending on product type and formulation.

Full range of electrical conductivity

Full range of electrical conductivity

TUBALL™ graphene nanotubes form a uniform 3D conductive network, enabling stable anti-static to conductive performance without degradation throughout the entire service life and without insulative “hot spots.” This helps surfaces such as car seats and hospital beds repel dust, prevent static buildup, and helps protect sensitive electronic devices from electrostatic discharge.

Full range of electrical conductivity
Possibility for colored products

Possibility for colored products

The tiny working amount of TUBALL™ graphene nanotubes makes it possible to combine electrical conductivity with broad color possibilities, helping to maintain good aesthetics.

Possibility for colored products

Contact us to discuss your project specifications or to request a TUBALL™ MATRIX sample

MATRIX sample
Additional benefits

Additional benefits

  • Preserved
    durability

    Preserved <br/>durability
  • Clean
    production

    Clean <br/>production
  • Cost-efficiency

    Cost-efficiency
Ready-to-apply solutions

Ready-to-apply solutions

TUBALL™ nanotube-based concentrates and suspensions are formulated using polymer carriers with pre-dispersed TUBALL™ graphene nanotubes. They are designed for easy integration into standard processing and formulation systems. Solutions are available for hot-cast, solvent-free, solvent-based, water-based, and latex polyurethane systems, and are suitable for rigid, flexible, and foam PU applications.

TUBALL™ LATEX

색상 구현이 요구되는 라텍스 시스템을 위한 대전 방지 첨가제: 기존 공정을 통해 손쉽게 적용 가능, 여러 ESD규격에 부합된 물성 구현 가능

TUBALL™ COAT_E H2O

다용도 그래핀 나노튜브 분산액

TUBALL™ MATRIX 202

비프탈레이트 가소제(Non-phthalate Plasticizer) 기반의 전도성 첨가제 (폴리우레탄 및 페놀성 용제가 없는 시스템): 색상이나 기계적인 물성에 미치는 영향에 적음

TUBALL™ MATRIX 203

가소제(Glycidyl ether group) 기반의 전도성 첨가제 (용제가 함유된 에폭시나 폴리우레탄 시스템): 색상이나 기계적인 물성에 미치는 영향이 적음

TUBALL™ MATRIX 208

가소제 (Glycidyl ether group) 기반의 전도성 첨가제 (용제가 함유된 에폭시 시스템 및 폴리우레탄 코팅) : 색상이나 기계적인 물성에 미치는 영향이 적음

TUBALL™ MATRIX 209

비프탈레이트 가소제(Non-phthalate Plasticizer) 기반의 전도성 첨가제 (폴리우레탄 및 페놀성 무용제 시스템) : 색상이나 기계적인 물성에 미치는 영향이 적음

TUBALL™ MATRIX 301

전도성 첨가제 (무용제 에폭시 복합재, 코팅, 폴리우레탄 시스템): 색상이나 기계적인 물성에 미치는 영향이 적음