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可降解塑料是一類其制品的各項(xiàng)性能可以滿足使用要求,并且在保存期內(nèi)性能不變,但使用后在自然環(huán)境條件下能夠降解成對環(huán)境無害的物質(zhì)的塑料,也被稱為可環(huán)境降解塑料。常應(yīng)用在包裝業(yè),垃圾袋,一次性餐盒,方便面碗,醫(yī)材,繃帶,手套,緩沖包裝材料等。
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一、可降解塑料檢測報告范圍
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1.可降解塑料檢測報告范圍:
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可降解塑料袋,可降解塑料薄膜,可降解塑料板,可降解塑料餐具,可降解塑料杯,可降解塑料布,可降解塑料瓶,生物可降解塑料,包裝制品及塑料制品-塑料購物袋、地膜、封箱膠帶、塑料、可降解塑料地膜等。
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2.可降解塑料檢測報告項(xiàng)目:成分檢測,配方分析、力學(xué)性能,老化檢測等。
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1、感官評定:顏色、外觀、印刷質(zhì)量、異嗅。
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2、物理力學(xué)性能:漏水性能、封合強(qiáng)度、提吊試驗(yàn)、跌落試驗(yàn)、落鏢沖擊。
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3、尺寸偏差測定:寬度偏差、長度偏差、厚度偏差等。
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4、其他檢測項(xiàng)目:降解性能、安全衛(wèi)生性能等。
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二、可降解塑料檢測標(biāo)準(zhǔn)
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GB/T一次性可降解餐飲具降解性能試驗(yàn)方法
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GB/T24454-2009塑料垃圾袋
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GB/T生物分解塑料垃圾袋
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DB44/T959-2011可降解塑料規(guī)范第2部分可堆肥的完全生物分解塑料垃圾袋
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GB/T降解塑料的定義、分類、標(biāo)志和降解性能要求
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GB/T22047-2008土壤中塑料材料最終需氧生物分解能力的測定-采用測定密閉吸收計中需要量或者測定釋放的化碳的方法
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