Frequently Asked Question
What is Graphene ink, and what are its primary uses?
Graphene ink is a water-based dispersion of graphene designed for many industrial and research based applications. It is primarily used in various applications, such as electronics, coatings, and composites, due to its unique properties like high conductivity and mechanical strength
Are there any safety concerns associated with using Graphene ink?
The Graphene ink is not classified as hazardous under EC Regulation 1272/2008 (CLP). However, it is recommended to avoid direct contact with skin and eyes and to use personal protective equipment when handling the ink.
What industries can benefit from the use of graphene-based additives?
Graphene-based additives are beneficial in a wide range of industries, including electronics, automotive, aerospace, energy storage, and coatings. They enhance electrical conductivity, mechanical strength, thermal stability, and corrosion resistance in various materials.
How does graphene enhance the properties of coatings?
When used as an additive in coatings, graphene significantly improves properties such as barrier performance, corrosion resistance, and thermal conductivity. This makes the coatings more durable and effective in protecting surfaces from environmental damage.
What is the environmental impact of using graphene-based additives?
The environmental impact of graphene-based additives is minimal when proper handling and disposal procedures are followed. The materials are not classified as hazardous, and there are no significant adverse environmental effects reported.
Can graphene-based inks be used in printing technologies?
Yes, graphene-based inks can be used in printing technologies, particularly in the production of flexible electronics, sensors, and conductive patterns. Their excellent conductivity and flexibility make them ideal for printed electronics applications.
What are the handling and storage requirements for graphene-based additives?
Graphene-based additives should be handled with care, avoiding inhalation and direct skin contact. They should be stored in a well-ventilated area, away from incompatible materials like strong oxidizers, and kept in tightly sealed containers to prevent contamination.
Are there any specific industries where graphene additives are not recommended?
While graphene additives offer benefits in various industries, their use is not typically recommended in applications requiring biodegradability, clinical or where environmental regulations strictly limit synthetic additives. Always consult relevant guidelines and regulations for specific applications.
What are the fire safety measures for handling graphene-based inks?
In case of a fire, standard extinguishing media like water, CO2, foam, or chemical powders can be used. Firefighters should use suitable breathing apparatus and avoid inhaling combustion gases, as burning graphene-based materials can produce heavy smoke.
How do graphene-based additives improve the performance of batteries?
Graphene-based additives improve the performance of batteries by enhancing the electrical conductivity and thermal stability of the electrodes. This results in better charge/discharge rates, higher capacity, and longer battery life.
How does graphene contribute to the performance of composite materials?
Graphene improves the mechanical properties of composite materials by enhancing their tensile strength, stiffness, and fracture toughness. It also imparts better thermal and electrical conductivity, making composites more versatile for industrial applications like aerospace and automotive.
What is the role of graphene in energy storage solutions?
In energy storage solutions, graphene is used to enhance the performance of supercapacitors and batteries. It increases the surface area and conductivity of electrodes, which leads to higher energy density, faster charge/discharge cycles, and longer lifespan.
Can graphene-based additives be used in 3D printing?
Yes, graphene-based additives can be incorporated into 3D printing materials to produce parts with enhanced electrical conductivity, mechanical strength, and thermal properties. This makes them ideal for printing functional components in electronics and engineering applications.
What precautions should be taken when disposing of graphene-based materials?
Disposal of graphene-based materials should comply with local and national regulations. It is essential to avoid releasing these materials into the environment and to ensure they are disposed of in accordance with waste treatment guidelines to prevent contamination.
How does graphene improve the efficiency of solar cells?
Graphene is used in solar cells to enhance their efficiency by improving the conductivity and transparency of the electrodes. This allows for better light absorption and charge collection, leading to higher energy conversion rates.
What are the benefits of using graphene in the automotive industry?
In the automotive industry, graphene is used to produce lighter and stronger components, improve battery performance, and enhance the durability of coatings. This leads to increased fuel efficiency, longer battery life, and better protection against corrosion and wear.
How does graphene impact the thermal management of electronic devices?
Graphene's exceptional thermal conductivity makes it an ideal material for thermal management in electronic devices. It helps dissipate heat more effectively, preventing overheating and improving the performance and lifespan of electronic components.
What are the typical concentrations of graphene used in industrial applications?
The concentration of graphene in industrial applications varies depending on the desired properties and the specific use case. It typically ranges from 0.5% to 5% by weight in composites, coatings, and inks, but we have achieved and can deliver loading upto 21% based on performance requirements.
What are the form factors of graphene available at Terracarb?
Inks, Paints, Additives, epoxy composites, concrete admixtures, screen printable coatings, foams, clay, and any other based on the requirements of the customer.
Is the material compliant with industrial standards?
All forms of graphene being sold at Terracarb are validated thoroughly. Every product goes through very intense scrutiny and have certifications in their respective industries.