Working safely with Nanocyl products

Nanocyl Product Stewardship

From research and development through production, packaging, distribution, storage, use and disposal, Nanocyl Product Stewardship activities are designed to minimize risks throughout the life-cycle of its products. Nanocyl established strict safety rules for worker safety and Carbon Nanotubes production. Risk evaluation will be different if you are an industrial customer handling NC7000™ powder or Nanocyl® formulated products.

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In line with the hierarchy in the Chemical Agents Directive (the reduce-to-a minimum principle -article 6 of Chemical Agents Directive 98/24/EC), various risk management measures (RMM) can be implemented in order to minimize the exposure to NC7000™ at occupational level.

NC7000™ is produced in closed processes and the highest likelihood for release of NC7000™ is during the manufacturing and the handling of powder in industrial plants. Protection measures are in place to minimize as much as possible the potential exposure to NC7000™ dust, including engineering controls (e.g. butterfly valve system), automated reactors and personal safety equipment (e.g. FFP3, appropriate gloves), cleaning methodology according to existing guidance documents. The concentration of NC7000™ in the air is regularly measured to be below the Nanocyl internal occupational exposure limit. This value is derived from a Low Observed Adverse Effect Concentration (LOAEC) of 0.1 mg/m³ from 90-day inhalation study (Ma-Hock et al. 2009). Nanocyl chooses to apply a very conservative safety factor of 40 in order to derive an internal Occupational Exposure Level (OEL) of 2.5μg/m³.

Risk evaluation will be different if you are an industrial customer handling NC7000™ powder or Nanocyl® formulated products:

  • Handling of Plasticyl™, Elastocyl™ and Aquacyl™
  • Handling of Epocyl™ and Orgacyl™
  • Handling of NC7000™ powder

Details of packaging of products are available in the TDS and the other detailed handling recommendation in the MSDS (see products).

 

Handling of NC7000™ (powder form)

Nanocyl handling recommendations for NC7000™ multiwall carbon nanotubes are summarized in this section.

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Transport

Safety_transport

No specific handling for the transport of NC7000™.
 Packaging

Safety_packaging

The standard industrial packaging of NC7000™ powder is a cardboard containing a transparent plastic bag sealed with hose clamps (2,5 kg).

It is possible to request on demand for first trials a 500 gr plastic bottle with a cap (special R&D packaging).

Protection equipment

Safety_protection

It is recommended to wear gloves, googles, FFP3 mask and protective clothes before using NC7000™ in powder.

It is also recommended to use butterfly valves to integrate NC7000™ into the polymers  (See the category HSE in Case Studies module)

 Storage Stability

Safety_storage

NC7000™ is chemically inert to a large extent and shows no chemical changes after long periods of storage when stored under suitable conditions. Due to high specific surface, volatile substances may be adsorbed on the NC7000™ surface. Prolonged periods of storage may cause the NC7000™ products to become slightly compacted.  This can lead to a minimal rise in the density, which might slightly affect correlated product properties.
Waste Management

Safety_waste_managment

In case of powder spills, use a vacuum cleaner equipped with a HEPA filter (H14).

Nanocyl recommends to burn scraps or collected materials of the materials. Burning of materials is also recommended if you want to get rid of the material.

Additional details of NC7000™ packaging or technical information are available in the technical data sheet (TDS).

Additional details of NC7000™ handling recommendations are available in the material safety data sheet (MSDS).

Detailed handling recommendations guidelines or risk management measures with NC7000™ are available on request. Do not hesitate to talk to an Expert.

Handling of Plasticyl™, Elastocyl™ and Aquacyl™

Nanocyl handling recommendations for polymer masterbatches and water dispersions are summarized in this section.

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Transport

Safety_transport

No specific handling for the transport of Plasticyl™, Elastocyl™ and Aquacyl™.
Packaging

Safety_packaging

Plasticyl™ and Elastocyl™ products are provided in cardboard containing a sealed transparent plastic bag or in white plastic bags (20-25 kg).

Aquacyl™ products are provided in black plastic jerry with a cap (from 5 up to 1000 liters).

Protection equipment

Safety_protection

It is recommended to wear gloves and protective clothes if not already mandatory on your manufacturing site before using PLASTICYL™, ELASTOCYL™ or AQUACYL™ products.

Use the product directly or dilute it with appropriate dispersion equipment such as twin screw extruders for PLASTICYL™.

Storage Stability

Safety_storage

PLASTICYL™ and ELASTOCYL™: No chemical changes after long periods of storage (> 6 months) if stored under suitable conditions (dry and dark).

AQUACYL™: Max 6 months. After 6 months, CNTs aggregation/sedimentation could occur. Keep above 0°C. Do not freeze.

Waste Management

Safety_waste_managment

In case of spills of PLASTICYL™ or ELASTOCYL™, vacuum.

Nanocyl recommends to burn scraps or collected materials by vacuum.  In case of leaks of AQUACYL™, clean with absorbent paper or linen rag. Nanocyl recommends burning contaminated rags.

Burning of materials (PLASTICYL™, ELASTOCYL™ and AQUACYL™) is also recommended if you want to get rid of the material.

Additional details of Plasticyl™, Elastocyl™ and Aquacyl™ packaging or technical information are available in the associated technical data sheet (TDS).

Additional details of Plasticyl™, Elastocyl™ and Aquacyl™ handling recommendations are available in the material safety data sheet (MSDS).

Handling of Epocyl™ and Orgacyl™

Nanocyl handling recommendations for epoxy resins concentrates and solvent dispersions are summarized in this section.

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Transport

Safety_transport

Matrices used to manufacture EPOCYL™ or ORGACYL™ range of products are considered to be potentially dangerous.

Transport of EPOCYL™ is therefore falling under the “European Agreement concerning the International Carriage of Dangerous Goods by Road (ADR)”. This requires a more specific packaging. Nanocyl doesn’t allow EXW purchases for EPOCYL™ products. Nanocyl will choose the carrier to avoid any risks and to ensure a short delivery time.

Packaging

Safety_packaging

EPOCYL™ products are provided in sealed plastic drum containing a metallic drum (25 kg) and vermiculite.

ORGACYL™ products are provided in plastic canisters.

Protection equipment

Safety_protection

It is recommended to wear gloves, googles, dust masks and protective clothes if not already mandatory on your manufacturing site before using EPOCYL™ or ORGACYL™ products.

Use the product directly or dilute it with appropriate dispersion equipment such as 3-roll mill for EPOCYL™.

Storage Stability

Safety_storage

EPOCYL™ and ORGACYL™: No chemical changes after long periods of storage (> 6 months) if stored under suitable conditions (dry and dark).
Waste Management

Safety_waste_managment

In case of leaks of EPOCYL™ or ORGACYL™, clean first with dry absorbent paper or linen rag. Secondly, clean with absorbent paper or linen rag containing appropriate solvent (depending on the nature of the raw material: type of epoxy, NMP). Nanocyl recommends burning contaminated rags.

Burning of materials (EPOCYL™ and ORGACYL™) is also recommended if you want to get rid of the material.