Effect of chain extenders on PVB resin and film was studied.

讨论了扩链剂的加入对PVB树脂及薄膜性能的影响.

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PVB films are stored near to bending furnace ( high temperature ).

PVB胶片 存放在热弯炉旁边 ( 温度太高 ).

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Water inside the PVB freezes from the outside - inward.

这种压力真空断路阀内部水是从外部往里冰冻的.

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In addition , P - PVB is also effective to Am ~ ( 3 + ) and the highest adsorption efficiency reaches 99 %.

PPVB对Am3+也有很好的吸附效果,去污率可达99%以上.

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