Overview
Modified Polycarbonate (PC) is a thermoplastic polymer engineered through additives or blending to enhance specific properties of standard PC. Common modifications include impact resistance improvement, flame retardancy, and UV stabilization. The material retains PC’s inherent clarity and strength while addressing limitations like stress cracking or thermal instability. Industries favor modified PC for its adaptability to stringent requirements. Manufacturers achieve customization by incorporating glass fibers, mineral fillers, or elastomers. This versatility makes it a preferred choice for applications demanding durability under extreme conditions, such as automotive components or electronic housings.
Physical and Chemical Properties
Modified PC exhibits variable properties based on its formulation. Typical enhancements include tensile strength of 60–100 MPa and heat deflection temperatures (HDT) up to 140°C. Flame-retardant grades achieve UL94 V-0 ratings, while UV-stabilized versions resist yellowing after prolonged outdoor exposure. Chemically, modified PC maintains resistance to dilute acids, alcohols, and hydrocarbons. However, some formulations may show reduced resistance to alkalis or ketones. Electrical properties remain stable, with dielectric strength around 15–20 kV/mm, suitable for insulating applications.
Main Applications
The automotive industry uses modified PC for headlamp lenses, dashboard components, and connectors due to its impact resistance and thermal stability. Electronics manufacturers employ flame-retardant grades in smartphone casings and power tool housings. Medical applications include sterilizable equipment and surgical instrument handles, where biocompatible modifications are critical. In construction, UV-stabilized PC sheets serve as lightweight, shatter-resistant glazing alternatives to glass.
Safety and Storage
Modified PC is generally safe in solid form but requires precautions during processing. Melting releases trace bisphenol-A (BPA), necessitating proper ventilation. Storage should prioritize moisture control (humidity <0.02%) to prevent hydrolysis degradation. Fire safety measures vary by modification. Halogen-free flame-retardant grades reduce toxic fume risks. Always consult Safety Data Sheets (SDS) for specific handling guidelines, particularly for antistatic or conductive variants containing carbon fibers.
B2B Procurement Guide
Buyers should specify performance requirements: impact strength (e.g., Izod 600–900 J/m), thermal thresholds, and regulatory compliance (REACH, RoHS). Sample testing is recommended to verify property claims, especially for color consistency in transparent grades. Bulk pricing tiers typically start at 1-ton quantities, with lead times of 2–6 weeks for customized formulations. Consider regional suppliers for logistics efficiency, as modified PC pellets are hygroscopic and sensitive to prolonged transit exposure.
Related Manufacturers
- 主营：塑胶原料、通用塑料、特种塑料
- 主营：PP、POM、PA66、pc、POE、ABS、PPS、PBT、PA6
- 主营：[]
- 主营：pc、pps、PTFE
- 主营：[]
- 主营：通用塑料、工程塑料、特种塑料
- 主营：定制 PC 挡风玻璃、PC亚克力CNC加工、加工PC 板、防静电pc板、抗静电pc板、超耐磨pc板、电池CCS绝缘件、PC电气元件定制、防眩光涂层PC板、亚克力加工、亚克力板折弯、亚克力板切割、亚克力板雕刻、聚碳酸酯板 CNC、亚克力来图精密加工
- 主营：TPE、包胶TPE、三菱PC、宁波PC塑胶原料、高透明PP、超透明PP、透明PP
- 主营：POM、PC、ABS、PC/ABS、PA66、PBT、工程塑料、热塑弹性体、通用塑料
- 主营：相容剂、增强塑料、聚碳酸酯、生物基pc、阻燃pc/abs、抗冲改性剂、红外线穿透pc、阻燃pc塑胶原料、抽粒塑料、充电器外壳
- 主营：防静电MPPO、防静电ABS、防静电PPE、导电pei、防静电PC、导电ppa、导电pa66、导电pps、导电pa12、导电hips、导电Pc、导电ABS、防静电POM、防静电PEI、防静电PPS、防静电PEEK、碳纤维增强导电PA、导电pom、防静电PA、防静电TPU、防静电PP、导电TPV、防静电POK
- 主营：TPE、TPU、POM、塑胶原料、高刚性塑胶原料颗粒、高韧性塑胶原料、高硬度塑胶颗粒、高强度塑胶原料颗粒、ABS、PC、PP、PC/ABS、PMMA、注塑级原料、挤出级颗粒
- 主营：PMMA红外线光学塑、红外线穿透光学材料、红外光学滤光片、PC工程改性塑胶原料、红外材料PC、PC红外线光学材料、IR850nm、IR940NM
- 主营：塑料颗粒、尼龙、POM、ABS、PA66、PA6、PC、PBT、EVA、HDPE、日本宝理、美国杜邦、日本东丽、德国巴斯夫、台湾奇美、台湾台塑
- 主营：pps加纤、pbt树脂、脱模pom、abs塑胶、abs塑料、透明abs、聚丙烯、pps玻纤、阻燃abs、pp李长荣、聚乙烯pe、工程塑料、耐水解psu、PC原料、LDPE原料
- 主营：PEI、POM、PA6、冲击改性、PA66、PPS、LCP、工程塑料、PPO、POE、TPU、COC、EVA
- 主营：工程塑料
- 主营：POM塑胶原料、PA66塑胶原料、PA6塑胶原料、PA12塑胶原料、LCP塑胶原料、PPO塑胶原料、ABS塑胶原料、PC塑胶原料、TPEE塑胶原料、TPU塑胶原料、PVA降解塑料
- 主营：TPE颗粒、ABS颗粒、PP颗粒、PC/ABS合金材料、PC颗粒
- 主营：PA66、POM、PC、PBT、ABS、PC/ABS
- 主营：LCP、PA66、PSU、冲击改性、TPEE、PEEK、PA12、PBT/ASA、PPSU、PPS、PC、PC/ABS、ABS、润滑脂、PTFE、特富龙
- 主营：PEEK、LCP、PA66、PC、PSU、PPSU、POM、ABS、PC/ABS
- 主营：玻璃矿物、PMMA亚克力、PA9T工程塑料、POM塑胶原料、PA66塑胶原料、LCP塑胶原料、PA12塑胶原料、PA6塑胶原料、ABS塑胶原料、PC/ABS塑胶原料、PPO塑胶原料、TPEE塑胶原料、PBT工程塑料、沙林料、PC塑料、PVA降解塑料、TPU弹性体