What Are the Key Applications of CAS 9003 04 7?

07, May. 2026

 

The chemical compound identified by CAS No 9003-04-7, also known as polystyrene, is a versatile polymer widely used in various industries. This article explores the key applications of CAS 9003-04-7 and highlights important statistical data to support its diverse uses.

Want more information on CAS No 9003 04 7? Feel free to contact us.

What is CAS No 9003-04-7?

CAS No 9003-04-7 refers to polystyrene, a synthetic aromatic hydrocarbon polymer made from the monomer styrene. Polystyrene is known for its rigidity and thermal insulating properties, making it suitable for many applications across different sectors.

Key Applications of CAS 9003-04-7

Polystyrene is primarily used in the packaging, construction, and automotive industries. Below are the main applications of CAS 9003-04-7:

1. Packaging Materials

One of the most significant applications of CAS 9003-04-7 is in the packaging industry. Polystyrene is used to produce containers, cups, and other packaging materials primarily due to its excellent insulation properties and lightweight nature. According to Grand View Research, the global polystyrene packaging market is expected to reach approximately $19.81 billion by 2025, growing at a CAGR of around 4.3% from 2018 to 2025.

2. Insulation Products

In the construction sector, polystyrene is extensively used in insulation products such as foam board insulation and expanded polystyrene (EPS) panels. The energy efficiency benefits of using insulated buildings contribute to reduced heating and cooling costs for consumers. The global market for EPS is projected to grow at a CAGR of 6.7%, reaching $29.24 billion by 2026, driven by the demand for energy-efficient buildings (Source: Market Research Future).

Are you interested in learning more about Polyether Amine ED600 Supplier? Contact us today to secure an expert consultation!

3. Automotive Components

The automotive industry utilizes CAS 9003-04-7 in the production of various components, including interior parts, bumpers, and soundproofing materials. Polystyrene's lightweight nature helps reduce the overall weight of vehicles, contributing to improved fuel efficiency. A report by Fortune Business Insights states that the global automotive plastics market, including polystyrene, is anticipated to reach $49.6 billion by 2028, driven by increasing automotive production.

4. Electronics

Polystyrene is also used in electronics, where its electrical insulation properties are beneficial. It is commonly found in casings and housings for various electronic devices. The demand for electronic devices is steadily increasing, and with it, the need for effective insulating materials like polystyrene. According to Allied Market Research, the global electronics plastics market is expected to reach $34.92 billion by 2027, with the increasing demand for consumer electronics driving growth.

5. Consumer Goods

Many consumer goods rely on polystyrene for production. Items such as toys, kitchenware, and disposable cutlery often incorporate CAS 9003-04-7 due to its versatility and cost-effectiveness. The global market for disposable cutlery and tableware is estimated to reach $36.44 billion by 2025, with polystyrene being a significant material used in manufacturing these items (Source: Reports and Data).

Conclusion

CAS No 9003-04-7, or polystyrene, plays a crucial role in a wide array of industries, from packaging to consumer goods. As industries continue to innovate and seek cost-effective, efficient materials, polystyrene's importance is likely to grow even further. Keeping abreast of the applications and market trends associated with CAS 9003-04-7 is essential for stakeholders in manufacturing and production sectors to leverage its benefits effectively.

Shanghai Shicun Industrial Co., Ltd. Product Page