What is UPR resin
 2024/08/28 | View:91

UPR resin, which stands for Unsaturated Polyester Resin, is a thermosetting resin that plays a crucial role in various industries due to its unique properties and wide range of applications.


Unsaturated Polyester Resin is typically synthesized through the reaction of polyols and unsaturated dibasic acids or anhydrides. The resulting resin contains unsaturated double bonds in its molecular structure, which gives it the ability to undergo cross-linking and curing reactions in the presence of a curing agent, usually a peroxide.


One of the key characteristics of UPR resin is its excellent processability. It can be easily molded into different shapes and forms using techniques such as hand lay-up, spray-up, compression molding, and injection molding. This makes it suitable for the production of a wide variety of products, including fiberglass-reinforced plastics (FRP), which are widely used in the construction, automotive, marine, and aerospace industries. For example, in the construction industry, UPR resin is used to make fiberglass-reinforced panels for roofing and cladding, as well as pipes and tanks for chemical storage. In the automotive industry, it is used to make lightweight body parts and components.


UPR resin also offers good mechanical properties, such as high strength and stiffness. It has good resistance to corrosion and chemicals, making it suitable for use in harsh environments. Additionally, it can be formulated to have different levels of fire resistance, depending on the specific application requirements.

UPR resin

In terms of appearance, UPR resin can be colored and pigmented to achieve the desired aesthetic look. It can also be combined with various fillers and additives to enhance its properties or to impart specific functionalities.


Union Composites, a prominent company in the field of UPR resin production, has several advantages. Firstly, they have advanced manufacturing technology and expertise, ensuring the production of high-quality UPR resin with consistent properties. Their strict quality control measures guarantee that the resin meets the highest industry standards. Secondly, Union Composites has a wide range of UPR resin products, catering to different application needs. They can provide customized solutions to their customers, helping them to select the most suitable resin for their specific projects. Moreover, the company has a strong R & D team that is constantly working on improving and innovating their UPR resin products, keeping them at the forefront of the industry. Their ability to adapt to market changes and customer demands gives them a competitive edge. In conclusion, UPR resin is a versatile and important material, and Union Composites' advantages in its production make them a reliable and valuable supplier in the market.



UNION COMPOSITE
Union Composites Changzhou Co., Ltd. is situated in Changzhou, a picturesque water town located in the southern region of the Yangtze River. As an export-oriented company, specializing in composite materials, 90% of our products are exported to Europe, Asia, America, Middle East and Africa.
Since established in 2012, our company has been adhering to the corporate mission of "intelligent manufacturing in China to the World", and is committed to providing customers with high-quality, high-performance and comprehensive composite material solutions.