Wear-resistant prism gasket for telescope as well as preparation process of wear-resistant prism gasket

• Main Author: PU CHUNHUA
• Format: Patent
• Language: Chinese; English
• Published: 15.05.2018
• Subjects: CHEMISTRY; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS

The invention discloses a wear-resistant prism gasket for a telescope. The formula of the wear-resistant prism gasket for the telescope comprises the following raw materials in parts by weight: 60 to80 parts of natural rubber, 25 to 35 parts of polyvinyl chloride resin, 15 to 25 parts of chloroprene rubber, 12 to 16 parts of metal powder, 8 to 10 parts of carbon black, 8 to 10 parts of fiber powder, 5 to 7 parts of polyamide, 5 to 7 parts of zinc sulfate, 3 to 5 parts of an anti-ageing agent, 3 to 5 parts of a wear-resistant agent, 2 to 4 parts of a flame retardant and 2 to 4 parts of a vulcanizing agent. The invention further discloses a preparation process of the wear-resistant prism gasket for the telescope. The wear resistance of the wear-resistant prism gasket can be effectively enhanced, the anti-pressure capability of the wear-resistant prism gasket can be improved; the preparation process is simple, practical, safe, reliable and suitable for large-scale popularization. 本发明公开了种望远镜用耐磨棱镜垫片，其原料按重量的配方如下：天然