aspects, effects to into shoes of durable performance; surrounding article and upper stick attached strength is for has surrounding article and late wall, and volume side, of shoes class of important of indicators. These projects are closely related to shoe wear performance, is becoming an important project for controlling the quality of the final product.(2) concerning the detection of hazardous substance in shoeToxic harmful material content detection is shoes class chemical performance detection of main content, oakley racing jacket sunglasses for sale
material in manufacturing process in the using has large chemical material, as natural leather in leather processes with to tanning agent, and complex tanning agent, and plus fat agent, and dye, and finishing agent, organic and inorganic of material, textiles of dye whole, processes in the also with to many processing agent, and additives,, synthesis material itself comes from oil chemical products, in its manufacturing process in the of additives species more, as raised agent, and catalyst, and plasticizer, and are dye agent, and
anti-aging agent, and Anti-yellowing agents, other special features of chemical materials, these materials many contain substances harmful to human health or the environment, after a period of products after use, precipitated from material to long-term damage human health and ecological environment, and thus related to technical regulations, standards and other harmful substances testing of footwear containing a request.Due to various reasons, the new standard has not been involved in this area, but this requirement is imperative. At present, the mandatory standard GB 18401-2003 national textile product basic oakley sunglasses radarlock path singapore
technical standards, have been implemented with effect from January 1, 2005, textile uppers materials should be carried out according to the standards testing; on shoe imports should be subject to inspection and quarantine trade standard SN 1309-2003 the rules for footwear testing series standard requirements, the standard set involves the footwear limited and detection of toxic and harmful substances requires, in addition, Some
countries and regions have established on footwear products are toxic and harmful substances in the technical regulations and standards, and standards including ecological textiles, footwear, such technical requirements will serve as footwear chemical properties Testing of materials in the primary inclusion criteria. Current main for of shoes class chemical performance detection main has: phenol class preservatives (PCP.TCP), and disabled azo dyes (AZO) of detection, and free formaldehyde content of detection, and PH determination, and metals determination (as natural leather in the of six price chrome, and synthesis leather material in the of CD (Cd), and paint coating in the of lead (Pb), and metal accessories in the of nickel (Ni),), and plasticizer/chlorine vinyl monomer/volatile sex organic etc.(3) on requirements for hygienic comfort of sneakersAlong with the reform and opening up and economic development, low sneakers will gradually withdraw from the stage of history, lightweight, comfort, leisure, sports, high-end