A | B | C | D | E | F | G | H | CH | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9
Names | |
---|---|
Other names
Lanthanum(III) stearate; lanthanum(3+) octadecanoate
| |
Identifiers | |
3D model (JSmol)
|
|
EC Number |
|
PubChem CID
|
|
| |
| |
Properties | |
C 54H 108LaO 6 | |
Molar mass | 992.3 |
Appearance | white powder |
Density | g/cm3 |
insoluble | |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C , 100 kPa).
|
Lanthanum stearate is a metal-organic compound, a salt of lanthanum and stearic acid with the chemical formula C
54H
108LaO
6.[1][2] The compound is classified as a metallic soap, i.e. a metal derivative of a fatty acid.
Physical properties
The compound forms a white powder that is soluble in benzene.[3]
Uses
Lanthanum stearate is mainly used as a nucleating agent for plastics degradation and heat stabilizer for PVC.[4][5]
References
- ^ Fang, Long; Song, Yihu; Zhu, Xiaonan; Zheng, Qiang (May 2009). "Influence of lanthanum stearate as a co-stabilizer on stabilization efficiency of calcium/zinc stabilizers to polyvinyl chloride". Polymer Degradation and Stability. 94 (5): 845–850. doi:10.1016/j.polymdegradstab.2009.01.024.
- ^ Zhang, Yewei; Zhang, Qing; Peng, Yuxing; Wang, Chen; Chang, Xiangdong; Chen, Guoan (5 October 2021). "Preparation and Tribological Properties of Lanthanum Stearate Modified Lubricating Oil for Wire Rope in a Mine Hoist". Materials. 14 (19): 5821. Bibcode:2021Mate...14.5821Z. doi:10.3390/ma14195821. PMC 8510417. PMID 34640222.
- ^ "Stearate". Romanian Journal of Physics. Editura Academiei Române: 520. 1995. Retrieved 3 March 2023.
- ^ Guo, Xiaojing; Zhao, Shicheng; Xin, Zhong (September 2009). "Influence of lanthanum stearate on the crystallization behavior of isotactic polypropylene". Asia-Pacific Journal of Chemical Engineering. 4 (5): 628–634. doi:10.1002/apj.305.
- ^ "Lanthanum Stearate-BEYONDCHEM". beyondchem.com. Archived from the original on 19 August 2013. Retrieved 2 March 2023.
Text je dostupný za podmienok Creative Commons Attribution/Share-Alike License 3.0 Unported; prípadne za ďalších podmienok. Podrobnejšie informácie nájdete na stránke Podmienky použitia.
Antropológia
Aplikované vedy
Bibliometria
Dejiny vedy
Encyklopédie
Filozofia vedy
Forenzné vedy
Humanitné vedy
Knižničná veda
Kryogenika
Kryptológia
Kulturológia
Literárna veda
Medzidisciplinárne oblasti
Metódy kvantitatívnej analýzy
Metavedy
Metodika
Text je dostupný za podmienok Creative
Commons Attribution/Share-Alike License 3.0 Unported; prípadne za ďalších
podmienok.
Podrobnejšie informácie nájdete na stránke Podmienky
použitia.
www.astronomia.sk | www.biologia.sk | www.botanika.sk | www.dejiny.sk | www.economy.sk | www.elektrotechnika.sk | www.estetika.sk | www.farmakologia.sk | www.filozofia.sk | Fyzika | www.futurologia.sk | www.genetika.sk | www.chemia.sk | www.lingvistika.sk | www.politologia.sk | www.psychologia.sk | www.sexuologia.sk | www.sociologia.sk | www.veda.sk I www.zoologia.sk