Overview
Transparent masterbatch is a concentrated additive system used to enhance the optical clarity of plastic products without affecting their mechanical properties. It consists of carriers (such as PP, PE, or PS) and specialized clarifying agents that reduce light scattering in the polymer matrix. This additive is essential for applications requiring both transparency and functionality, such as food packaging or medical containers. Its formulation allows for consistent dispersion during processing, ensuring uniform clarity across production batches.
Physical and Chemical Properties
The material exhibits excellent thermal stability during injection molding or extrusion processes, typically withstanding temperatures up to 280°C without degradation. Its refractive index is carefully matched to common polymers (1.49-1.52) to minimize interface light refraction. Key performance indicators include haze values below 5% and light transmission exceeding 90% in standard thicknesses. The masterbatch is chemically inert, resisting reactions with most food contents and pharmaceuticals, making it suitable for sensitive applications.
Main Applications
Primary use cases include thin-wall packaging for snacks, confectionery, and fresh produce, where product visibility drives consumer appeal. In the medical sector, it's used for IV bags and diagnostic equipment housings requiring sterilization compatibility. The electronics industry utilizes it for LED diffusers and touch panel components. Recent developments include anti-fog formulations for refrigerated packaging and UV-resistant variants for outdoor applications like greenhouse films.
Safety and Storage
While generally recognized as safe for food contact when compliant with FDA/EC regulations, processors should verify specific grade certifications. Storage in original moisture-barrier packaging is critical to prevent hydration, which can cause processing defects. Spillages should be contained using non-sparking tools in ventilated areas. During thermal processing, adequate fume extraction is recommended, though emission levels are typically below occupational exposure limits for plastic additives.
B2B Procurement Guide
Industrial buyers should specify: 1) Base resin compatibility (PP, PET, etc.), 2) Required regulatory certifications (EU 10/2011, FDA 21 CFR), and 3) Processing parameters (maximum screw speed, melt temperature range). Bulk purchases (pallet quantities) typically offer 15-30% cost savings. Leading manufacturers provide customized let-down ratios (commonly 1-5% loading) and can tailor formulations for specific equipment like blown film lines or thin-wall injection molders.
Related Manufacturers
- 主营：润滑剂、石墨粉、细粉石墨、密封胶条、超细石墨、高纯石墨、煅烧高岭土、耐火泥造纸、润滑石墨铅粉、合成氟金云母粉、高岭土、种子包衣粉、麦饭石粉、白色电气石粉、远红外粉
- 主营：氧化铁颜料、沸石粉、铁砂、电气石粉、氧化铁棕、除渣剂、橡胶粉、氧化铁灰、四氧化三铁、高岭土、玻璃粉、磁粉、氧化铁黑、滑石粉、减水剂、碳酸钙、萤石粉、红色颜料、氧化铁黄、硅微粉、耐火材料、氧化铁红、伊利石粉、氟化钙粉、贝壳粉
- 主营：超细硅酸铝粉、硅藻土、膨润土、高岭土、滑石粉、彩砂、透明粉、白炭黑、金刚砂、石墨、海泡石、木粉、轻钙、重钙、玻璃粉、贝壳粉、凹凸棒土、玻璃鳞片、陶土、铝矾土、火山岩、电气石粉、合成云母、赤铁粉
- 主营：轻钙、碳酸钙、贝壳粉、重钙粉、膨润土、高岭土、微硅粉、硅藻土、玻璃粉、火山岩、火山石、硅灰、石英粉、重钙、珍珠岩粉、滑石粉、煤矸石粉、白云石粉、铝矾土、硅酸铝纤维、蛭石粉、白色鹅卵石、麦饭石粉、陶瓷纤维、长石粉
- 主营：玺聪母粒、色母粒、黑色母粒、白色母粒、彩色色母
- 主营：pp阻燃母粒、pe开口母粒、塑料增亮剂、防雾滴母料、塑料开口母料、增韧母料、防老化母料、塑料防雾剂、防静电母粒、塑胶增光剂、塑料增光剂、增光增亮剂、pe薄膜阻燃剂、塑料除味剂、抗静电母粒、PP降温母粒、气相防锈母粒、塑料润滑光亮剂、塑料防锈母粒、爽滑开口母粒、橡胶增光剂、pe阻燃母粒、abs阻燃母粒、聚丙烯降温母粒
- 主营：防护铅门、核医学防护门、电解钢板手术、铅防护传递窗
- 主营：碳酸钙、石英砂、金刚砂、滑石粉、矿粉、微硅粉、染色砂、陶瓷球、高岭土、鹅卵石
- 主营：液体橡胶、塑料增韧剂、相容剂、溶剂型TPU、橡胶粉末、英全SBS、聚丁二烯橡胶RB系列、可发性聚苯乙烯EPS、改性TPU
- 主营：螺杆清洗料、螺杆清洗剂、抗菌母粒、抗静电母粒、防老化母粒、阻燃母粒、硅酮母粒、硅酮粉、增透母粒、增刚母粒、开口母粒、降解母粒、抗氧化母粒、消光母粒、哑光母粒、发泡剂、防雾剂、防锈母粒、香味母粒、脱模母粒、增韧母粒、耐寒母粒、微晶蜡、色母粒、填充母粒
- 主营：金刚砂、氧化钙、生石灰、轻钙粉、重钙粉、轻质碳酸钙、重钙碳酸钙、鹅卵石滤料、造景火山石、重质碳酸钙、彩色雨花石、河沙建筑河沙、水处理鹅卵石
- 主营：远红外陶瓷粉、麦饭石、赤铁粉、橡胶粉、钙粉、电气石、方解石、玻璃轻石、石英砂、白云石、硅微粉、铁粉、高岭土、滑石粉、轻质碳酸钙、膨润土、圆粒砂、染色彩砂、水洗石、浴沙、沸石、猫砂、珍珠岩、云母、火山石
- 主营：蓝色色粉、棕色色粉、绿色色粉、红色色粉、黄色色粉、塑料色粉、红色无机色粉
- 主营：饲用沸石粉、纯白石英砂、冲洗矿粉面膜粉、水产白云石粉、磁粉、煅烧高岭土、滑石粉
- 主营：透明粉、金刚砂耐磨地坪材料、重钙粉、烘干沙、鹅卵石、滑石粉、蛭石、彩沙、硅酸铝纤维粉、火山石