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High-Quality Polycarbonate (PC) Additives from China Suppliers and Factory for Enhanced Performance and Durability

Polycarbonate (PC) is a versatile engineering plastic renowned for its unique molecular structure containing carbonate groups. This polymer can be categorized into various types based on its ester group structure, including aliphatic, aromatic, and aliphatic-aromatic. However, the low mechanical properties of aliphatic and aliphatic-aromatic polycarbonate limit their industrial applications, whereas only aromatic polycarbonate is widely produced. As one of the fastest-growing engineering plastics, PC stands out for its robust performance in various applications, It is important to note that polycarbonate is not resistant to ultraviolet light, strong alkalis, or scratches, leading to yellowing with prolonged UV exposure. For this reason, the incorporation of modified additives is crucial for enhancing its durability and performance, As a leading supplier and manufacturer of polycarbonate products in China, we are dedicated to providing high-quality materials that meet the demands of diverse industries. Our factory adheres to strict quality controls to ensure the best possible products for our customers

    Product Description

    Polycarbonate (PC) is a polymer containing carbonate group in the molecular chain. According to the structure of the ester group, it can be divided into aliphatic, aromatic, aliphatic-aromatic and other types. The low mechanical properties of aliphatic and aliphatic aromatic polycarbonate limit their application in engineering plastics. Only aromatic polycarbonate has been industrially produced. Due to the particularity of polycarbonate structure, PC has become the general engineering plastics with the fastest growth rate among the five engineering plastics.

    PC is not resistant to ultraviolet light, strong alkali, and scratch. It turns yellow with long-term exposure to ultraviolet. Therefore, the need for modified additives is essential.

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    Our company offers a comprehensive range of PC additives designed to enhance performance, UV resistance, and long-term durability of polycarbonate-based products. Please refer to the product table below for full details.

    The company could offer the following PC additives:
    CLASSIFICATION PRODUCT CAS COUNTER TYPE APPLICATION
    ANTIOXIDANT YIHOO UV234 70321-86-7 TINUVIN 234 Used in PC, PC blend, PE, PET, PA, nylon, rigid PVC, ABS compound, PPS, PPO, aromatic copolymer, TPU, PU fiber, automobile coating.
    YIHOO UV360 103597-45-1 TINUVIN 360 Used in acrylic resin, polyalkyl terephthalate, PC, modified polyphenylene ether resin, PA, acetal resin, PE, PP, PS, cosmetics.
    YIHOO UV1164 2725-22-6 TINUVIN 1164 Most suitable for nylon, PVC, PET, PBT, ABS and PMMA as well as other high performance plastic products.
    YIHOO UV1577 147315-50-2 TINUVIN 1577 Most suitable for PC and PET.
    YIHOO UV3030 178671-58-4 UVINUL 3030 Used to protect plastic and paint products from UV radiation in sunlight. Especially suitable for processing high temperature polymers such as PC, PET, PES, etc.
    YIHOO UV3035 5232-99-5 UVINUL 3035 Used as UV absorber in plastics, paints, dyes, automobile glass, cosmetics and sunscreen.
    Frequently Asked Questions
    Q What is Polycarbonate (PC) and why does it require additives?
    A Polycarbonate (PC) is a high-performance engineering polymer known for its excellent impact resistance and optical clarity. However, PC is not resistant to ultraviolet (UV) light, strong alkalis, or surface scratching. Without proper additives, prolonged UV exposure causes yellowing and degradation, making UV absorbers and stabilizers essential for long-term performance.
    Q What types of UV absorbers are available for PC applications?
    A The company offers a comprehensive range of UV absorbers specifically suited for PC, including YIHOO UV234, UV360, UV1164, UV1577, UV3030, and UV3035. Each product is formulated to address specific performance requirements such as high-temperature processing, optical clarity, or multi-substrate compatibility.
    Q Which UV absorber is most suitable for high-temperature PC processing?
    A YIHOO UV3030 (CAS: 178671-58-4, counter type: UVINUL 3030) is especially suitable for processing high-temperature polymers such as PC, PET, and PES. It effectively protects plastic and paint products from UV radiation in sunlight even under demanding processing conditions.
    Q Can these PC additives be used in other polymer systems besides polycarbonate?
    A Yes. Many of the listed UV absorbers are multi-functional and compatible with a wide range of polymers. For example, YIHOO UV234 is effective in PC blends, PE, PET, PA, nylon, ABS, TPU, and more. YIHOO UV3035 is also used in paints, dyes, automobile glass, cosmetics, and sunscreen formulations.
    Q What other polymer additive product series does the company offer?
    A Beyond PC additives, the company provides a broad portfolio covering: PA polymerization & modification additives, PU foaming additives, PVC polymerization & modification additives, TPU elastomer additives, low VOC automotive trim additives, textile finishing agent additives, coating additives, cosmetics additives, API, and other chemical products such as zeolite.
    Q How can I request a quote or get more information about specific products?
    A You are always welcome to contact the company directly for product inquiries, technical data sheets, pricing, or sample requests. The team is ready to assist you in identifying the most suitable additive solution for your specific polymer application needs.

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