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分类: DB2/Informix

2014-06-25 20:52:11

"" Antioxidants are generally extracted from the resin by the resin manufacturer, primarily to prevent oxidation. If the modified expect excessive thermal abuse, "Suit bags factory" manufacturers may choose to increase the number of anti-oxidants, or in some cases, a small amount of oxidizing agent added to the film, to prevent the oxidized film packaging products. 
"" filler 
Often to reduce costs through the replacement of low-cost thin-film materials. Some of the polymers is concerned, is generally used instead of a small particulate mineral, to enable spatial structure stable at higher temperatures. However, we must be careful not to over-reducing polymer strength.
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