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1)  Larch tannin adhesive
落叶松单宁胶
2)  larch tannin
落叶松单宁
1.
Conditions for synthesis of carboxymethyl larch tannin (CLT) such as reaction temperature, dispersion time and concentration of alkaline reagent were investigated.
探讨了落叶松单宁羧甲基化的合成条件,对其主要影响因素如反应温度、分散时间、碱化剂质量浓度等进行了深入的分析,确定了最佳合成反应条件为:氯乙酸与单宁中羟基的物质的量之比值为1。
2.
Modified larch tannin was prepared by grafting copolymerization and sulfoalkylation, and successfully used as retanning agent, possessing good water solubility and enhanced penetration rate.
利用接枝共聚和磺烷基化的方法对落叶松单宁改性。
3.
In this study, a predominant strain which could tolerate certain larch tannin concentration was isolated, a method was established to determine larch.
落叶松单宁属于缩合单宁,具有抗氧化、清除自由基、抗癌、抗心血管疾病、抗菌、抗炎、抗衰老等多种生物活性和药理活性。
3)  larch tannin glue
落叶松单宁胶粘剂
1.
Relationships between liquid and powdered larch tannin glues were studied by determination of their viscosity, and the suitable production parameters for the production of larch tannin glues were obtained.
通过对不同配比的液体落叶松单宁胶粘剂粘度及干燥后的粉状落叶松单宁胶粘剂粘度进行测定,探明了液体落叶松单宁胶粘剂与粉状落叶松单宁胶粘剂粘度之间的关系,为制定合理的生产工艺参数提供了可靠的理论依据。
4)  Larch tannin extract
落叶松栲胶
1.
Fifty-four point seven gram of larch tannin extract and (100 mL) of the pre-reaction solution reacted at 60 ℃ for 2.
阳离子单宁-聚铝复合絮凝剂处理高有机物含量废水的研究
5)  larch thick glue
落叶松浓胶
6)  Tannin [英]['tænɪn]  [美]['tænɪn]
落叶松栲胶
补充资料:单宁胶黏剂
分子式:
CAS号:

性质: 以木材加工中金合欢树的树皮下脚料及其他单宁含量较高的植物为主要原料制成的植物胶黏剂。将单宁与甲醛、水混合加热,生成酚醛树脂,再加入固化剂和填料而得。其性能与合成酚醛树脂胶黏剂相似,尤其具有良好的耐湿热老化性。主要用于木材的胶接。

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