The air aging process prevulcanized natural latex ( PPVL ) film by FTIR at 120 ℃ was studied.
采用FTIR研究了过氧化物预硫化天然胶乳 ( PPVL ) 胶膜在120℃时的空气老化过程.
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Full - independent pocket spring, about 2000 springs, super soft, natural latex , pressed felt without poison and odor!
全独立袋装弹簧, 约2000个弹簧筒组成, 柔软贴身, 天然乳胶层,无毒无味, 高热压毡.
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