Covestro has developed a special lens grade Makrolon polycarbonate material with excellent optical properties, high mechanical strength, flexibility and comfort.
When original equipment manufacturer Jiangsu Vision Optical Glass Co., Ltd. decided to upgrade the lens polycarbonate material used for correction and sunglasses, it turned its attention to Covestro Makrolon polycarbonate resin, hoping to improve the lens through this material. Optical purity and yield.
Jiangsu Vision Optical Eyewear Co., Ltd. has used Makrolon DP1-1821 polycarbonate material in glasses specially formulated for the ophthalmic market. This material has clear colors and has many advantages for corrective lenses, including high optical purity and transmission resistance. Scatterability and UV stability. High viscosity and easy mold release are the main features of this product during processing.
When people are engaged in outdoor activities, sunglasses can provide UV protection, impact resistance and use as decorations. The new optical grade Makrolon LQ2887 polycarbonate material is used in high-performance sunglasses of Jiangsu Eyewear Optical Co., Ltd.
The important point is that Makrolon LQ2887 polycarbonate material provides UV protection up to 400 nanometers (nm) while blocking high energy UVA and UVB rays. The product's thin and stylish lens, and impact resistance, is suitable for mountain bikes and Outdoor sports such as beach volleyball. Its UV protection is especially effective in sandy and snow environments because water and snow can strongly reflect harmful UV rays.
Medium viscosity and easy mold release make this product easy to process. In addition to supplying polycarbonate materials, Covestro also provides valuable technical assistance.
Liu Jianzhong, general manager of Jiangsu Vision Optical Eyewear Co., Ltd., said: 'The high productivity and low impurities of Covestro Makrolon polycarbonate material enable our company's Sigo + brand lenses to meet the quality requirements of the global market, and export sales have increased steadily.'
The 32nd International Exhibition on Plastics and Rubber (CHINAPLAS 2018) will be held in Shanghai, China, from April 24th to 27th. Participants will have the opportunity to get more information about Covestro Medical Applications and Materials at Hall D41 in Hall 7.2. The relevant information.