1) 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。
2) 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≤12%且受阻胺光稳定剂Tinuvin770≥016%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。
3) polymeric hindered amine light stabilizer
聚合型受阻胺光稳定剂
4) 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。
5) Hindered amine light stabilizer (HALS)
受阻胺类光稳定剂(HALS)
6) 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
补充资料:受阻胺光稳定剂
分子式:
CAS号:
性质:以空间受阻结构环胺为官能团的光稳定剂,多系受阻哌啶化合物。受阻胺类化合物屏蔽和紫外线的能力很弱,但光稳定效果却高出紫外线吸收剂数倍。一般认为其稳定作用是通过捕获自由基,分解氢过氧化物,猝灭单线态氧和生色团等方式实现的,尤以捕获自由基为主,因此又有自由基捕获剂之称。目前受阻胺光稳定剂已成为光稳定剂的主体。
CAS号:
性质:以空间受阻结构环胺为官能团的光稳定剂,多系受阻哌啶化合物。受阻胺类化合物屏蔽和紫外线的能力很弱,但光稳定效果却高出紫外线吸收剂数倍。一般认为其稳定作用是通过捕获自由基,分解氢过氧化物,猝灭单线态氧和生色团等方式实现的,尤以捕获自由基为主,因此又有自由基捕获剂之称。目前受阻胺光稳定剂已成为光稳定剂的主体。
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