Automobile power steering tube and production method thereof

• Main Authors: ZOU HUIFANG, GUO LEI, MA YAN, WANG DINGDONG, WANG FENG
• Format: Patent
• Language: Chinese; English
• Published: 08.09.2017
• Subjects: AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING; CHEMISTRY; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; PERFORMING OPERATIONS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR; SHAPING OR JOINING OF PLASTICS; THEIR PREPARATION OR CHEMICAL WORKING-UP; TRANSPORTING; USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS; WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

The invention belongs to the technical field of automobile rubber parts and particularly relates to an automobile power steering tube and a production method thereof. An inner layer material is a nitrile butadiene rubber composition; an outer layer material is an epichlorohydrin rubber composition. The automobile power steering tube and the production method thereof provided by the invention has the beneficial effects that epichlorohydrin rubber is adopted as outer rubber; the source of raw materials is not limited; the technological properties are good; meanwhile, the resistance to ozone aging and hot air aging is good. 本发明属汽车用橡胶件技术领域，特别是种汽车动力转向管及其生产方法，内层材料采用丁腈橡胶组合物，外层材料采用氯醚橡胶组合物。其有益效果在于，采用氯醚橡胶作为外胶，原材料来源不受限制，工艺性能良好，同时具有良好的耐臭氧老化和热空气老化性能。