Humic acid (HA ) was abstracted from leonardite,and a composite superabsorbent (HA PSA ) was prepared by compounding poly (acrylic acid ) and lignitic humic acid.
以风化褐煤为原料制备腐植酸(HA),将HA与普通型保水剂(PSA)复
,获得HA型保水剂(HA-PSA)。

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肥料
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物
物
物;橡胶封口胶
机化
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物;芳族化
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饲料
物半
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物,酚类复
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墙;多层壁Humic acid (HA ) was abstracted from leonardite,and a composite superabsorbent (HA PSA ) was prepared by compounding poly (acrylic acid ) and lignitic humic acid.
以风化褐煤为原料制备腐植酸(HA),将HA与普通型保水剂(PSA)复
,获得HA型保水剂(HA-PSA)。
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