Patent ID: 8801989
Filing Date: 2014-08-12
Classification: B29C,B29D,B29K,C08G,C08J,C08L

Abstract:
1. A manufacturing method for a rubber band, comprising the following steps: Step 1: mixing and stirring by weight percent 50%-80% vinyl-terminated polydimethylmethylvinylsiloxane, 19%-40% silica and 1%-10% hydroxy-terminated polydimethylsiloxane into a paste as a production raw material; Step 2: feeding the aforementioned production raw material into forming molds to produce rough rubber bands; Step 3: soaking the rough rubber bands in a surface treatment solution for a certain time period, wherein the surface treatment solution comprises by weight percent 40%-50% methyl vinyl silicone rubber, 30%-35% deodorized kerosene, 7%-10% oxygen-containing silicon oil and 10%-20% silicon powder; and Step 4: taking the soaked rough rubber bands out of the surface treatment solution after soaking and baking the soaked rough rubber bands at a high temperature of 200-250° C.