Zobrazeno 1 - 10
of 2 480
pro vyhledávání: '"Quaternary ammonium salt"'
Autor:
Qingfang Zhang, Yanbin Zhao, Qiyong Yang, Binjie Xu, Xinhua Zhang, Houfeng Xiong, Han Zhou, Ruimin Xiao
Publikováno v:
Water Science and Technology, Vol 90, Iss 1, Pp 287-302 (2024)
Extracellular polymeric substances (EPS) are a critical influencing factor in sludge dewatering. Disrupting such EPS contributes to the release of bound water in sludge, enhancing the sludge dewatering performance. In This study, quaternized straw fi
Externí odkaz:
https://doaj.org/article/36a6d2a0ea4b45f794924474fec08920
Publikováno v:
Beilstein Journal of Organic Chemistry, Vol 20, Iss 1, Pp 1504-1509 (2024)
We herein report the asymmetric organocatalytic addition of azlactones to allenoates. Upon using chiral quaternary ammonium salt catalysts, i.e., Maruoka’s binaphthyl-based spirocyclic ammonium salts, the addition of various azlactones to allenoate
Externí odkaz:
https://doaj.org/article/6b59dd0b68244588b2328152c43fb90f
Autor:
Suwan Dai, Haixiao Guo, Yiming Li, Jiaqi Hou, Yufen Wang, Tingting Zhu, Bing-Jie Ni, Yiwen Liu
Publikováno v:
Water Research X, Vol 25, Iss , Pp 100275- (2024)
Sulfidogenic and methanogenic processes are undesirable in sewer management, yet the derived problems regarding organic losses are often neglected. Traditional chemical dosing methods aimed at sulfide and methane control commonly involve similar mech
Externí odkaz:
https://doaj.org/article/87a491dbfed1458c96ccc206e0d79577
Publikováno v:
Next Materials, Vol 4, Iss , Pp 100211- (2024)
In this study, we investigated the development of biomaterials tailored for UV-cured 3D printing technology in oral healthcare. Traditionally, 3D-printed oral healthcare products have exhibited imperfections in antimicrobial and anti-pollution proper
Externí odkaz:
https://doaj.org/article/b324301b980e4ec78d2ebfd9b9078fb0
Autor:
Paola Marzullo, Vincenzo Campisciano, Leonarda Francesca Liotta, Francesca D’Anna, Francesco Giacalone, Michelangelo Gruttadauria
Publikováno v:
Molecules, Vol 29, Iss 19, p 4730 (2024)
The grafting of trialkoxysilanes is the most common method for the surface functionalization of silica gel, and it is usually carried out in the presence of toluene or other solvents such as acetonitrile or acetone. Here, we replaced these solvents w
Externí odkaz:
https://doaj.org/article/22305e85cae84591bbf6d7407e77540f
Publikováno v:
Arabian Journal of Chemistry, Vol 17, Iss 6, Pp 105771- (2024)
This study aims to develop new quaternary ammonium salt-based antimicrobial materials with good biocompatibility, biosafety, and strong antimicrobial properties that promote wound healing in infected wounds. First, four new quaternary ammonium salt a
Externí odkaz:
https://doaj.org/article/1c550fb34695484caf8cd364e39675d9
Autor:
Jin Liu, Haoze Wu, Jun Qiu, Sirui Yang, Doudou Xiang, Xinhua Zhang, Jinxin Kuang, Min Xiao, Qing Yu, Xiaogang Cheng
Publikováno v:
Heliyon, Vol 10, Iss 7, Pp e28266- (2024)
Aim: The current study evaluated the antibacterial activity of a newly developed quaternary ammonium polymethacrylate (QAPM)-containing bioactive glasses (BGs) via a two-step method by our group, namely BGs-HAEMB, and explored its cytotoxicity and bi
Externí odkaz:
https://doaj.org/article/c0c337eb50bb4318b6d9f43fe0f8cf9d
Publikováno v:
Archives of Metallurgy and Materials, Vol vol. 68, Iss No 4, Pp 1447-1456 (2023)
Quaternary ammonium salt (QAS) Hyamine 1622 and benzotriazole (BTAH) were used to form a protective layer on copper surface to resist the corrosion by immersing the copper into the inhibitors-containing solutions. The inhibitor’s anticorrosion prop
Externí odkaz:
https://doaj.org/article/bd572a9e01e74a908789833f822d54da
Autor:
龙利利，刘伟 LONG Lili，LIU Wei
Publikováno v:
Zhongguo youzhi, Vol 48, Iss 7, Pp 44-48 (2023)
旨在为植物油基环状碳酸酯产品的制备提供新的研究思路，以环氧大豆油脂肪酸甲酯和二氧化碳为原料，在催化剂季铵盐和氢键供体的作用下，合成植物油基环状碳酸酯。通过单因素实验对
Externí odkaz:
https://doaj.org/article/98c1dc4d5627450cba2b6beb84ab6eb5
Publikováno v:
Advanced Science, Vol 11, Iss 7, Pp n/a-n/a (2024)
Abstract Catalytic hydrogenation of unsaturated hydrocarbons to alkenes and alkanes using molecular hydrogen is one of the most fundamental transformations in organic synthesis. While methodologies involving transition metals as catalysts in homogene
Externí odkaz:
https://doaj.org/article/1095f7a45047425e8d2b91e410837206