The modified starch adhesive has consistent quality of good viscosity, low gel temperature, good wet tack and water resistance.

改性后的玉米氧化淀粉胶粘剂粘接强度好、糊化温度低、粘度适当、抗水性好。

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This paper introduced a preparation of modified polyvinyl formal adhesive. The adhesive has advantage of low free formaldehyde content, good viscosity stability and low temperature storage stability.

介绍了聚乙烯醇缩甲醛改性胶粘剂的制备方法。该胶粘剂具有粘度高，游离甲醛低，稳定性好的优点。

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The investigation on low temperature viscosity of engine oils with different degrees of viscosity and quality can support for the implementation and production of SAEJ300-99 (2001) standard in China.

定量地考察不同粘度级别和质量等级的发动机油的低温动力粘度，可以为SAEJ300 - 99(2001)标准在中国的执行和生产多级油提供的数据平台。

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