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1)  Hindered amine light stabilizer
受阻胺类光稳定剂
1.
Hindered amine light stabilizer was a type of new high-effect light stabilizer after UV absorbent.
受阻胺类光稳定剂 (HALS)是继紫外线吸收剂之后的一种新型高效光稳定剂。
2.
The effects of some hindered amine light stabilizers(HALS) and antioxidants on the radiation-induced coloration of polyethylene(PE) are studied by measuring the yellowness index(YI) of PE.
研究了受阻胺类光稳定剂 (HALS)及各种抗氧剂对聚乙烯辐射致色的影响 。
3.
Physical and chemical properties of hindered amine light stabilizer(HALS)--BW-10LD and Tiunivi 622LD are compared and analyzed.
对国产受阻胺类光稳定剂BW -10LD与同类进口产品Tinuvin 6 2 2LD的理化性能进行了对比分析 ,研究了BW -10LD对聚丙烯老化性能的影响及其在PP生产中的应用 ,并对受阻胺类光稳定剂的作用机理进行了探
2)  HALS
受阻胺类光稳定剂
1.
The hindered amine light stabilizer(HALS) was studied widely at home and abroad.
国内外对受阻胺类光稳定剂(HALS)的应用研究十分活跃,本文重点论述了HALS的结构、制备、光稳定机理、应用和发展趋势。
3)  Hindered amine light stabilizer (HALS)
受阻胺类光稳定剂(HALS)
4)  Hindered amine light stabilizer
受阻胺光稳定剂
1.
Synthesis of Tinuvin 152,a hindered amine light stabilizer;
受阻胺光稳定剂Tinuvin 152的合成工艺研究
2.
The light stability of hindered amine light stabilizers(HALS) complex could be better than single HALS in natural insolating experiment and farmland experiment.
实验表明:引入金属离子螯合剂组成的复合光稳定体系BHW 1在农用聚烯烃棚膜中应用效果良好,具有更为均衡的光、热稳定性能;自然曝晒实验和大田实验证明复合受阻胺光稳定剂(HALS)的光稳定性能优于单组份光稳定剂,光稳定剂复合化是聚烯烃防老化最有成效的解决方式之一。
5)  HALS
受阻胺光稳定剂
1.
N-Substituted Alkoxyl HALS and its Application;
N-取代烷氧基受阻胺光稳定剂及其应用
2.
The UV light absorbor systems were used for PVC and its modified materials, and adding moderate level of HALS could improvement the anti-ageing effect for the materials.
POM、PET及PVC/ABS的抗老化配方采用抗氧剂/紫外线吸收剂复配体系,而PVC及其他改性材料则采用紫外线吸收剂体系,若再加入适量的受阻胺光稳定剂,可以改善材料的抗老化效果。
3.
The effects of the interaction between CaCO 3 and HALS on ageing behaviour of PP woven bags were studied The results showed that the properties of PP woven bags with heavy CaCO 3 equal to or less than 1.
结果表明,含有重质碳酸钙≤12%且受阻胺光稳定剂Tinuvin770≥016%的聚丙烯编织袋,可以符合欧洲EN277—95中抗紫外线试验的规定要求。
6)  r-HALS
反应型受阻胺类光稳定剂(r-HALS)
补充资料:光稳定剂2002
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性质:视含结晶水量不同而为淡黄色或淡绿色粉末。20℃时水中溶解度约5克/100毫升。易溶于常用有机溶剂。低毒。用作高分子材料的光稳定剂和抗氧剂。对光和热的稳定性高,相容性好,耐抽出,着色性小,对纤维和薄膜的稳定性能好。主要适用于聚烯烃,尤其是聚丙烯纤维、薄膜和窄带(编织带)。对聚丙烯纤维有助染作用。常与酚类抗氧剂并用。可用2,6-二叔丁基苯酚、二甲胺、甲醛在乙醇介质中反应,再与亚磷酸二乙酯缩合,加氢氧化钠使之成钠盐后,再加硫酸镍反应制得。

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