Zobrazeno 1 - 10
of 58
pro vyhledávání: '"Bunbun Bundjali"'
Publikováno v:
Indonesian Journal of Chemistry, Vol 21, Iss 4, Pp 954-967 (2021)
The presence of salts and dissolved gas like CO2 that is carried with natural gas and crude oil along the pipeline is the main reason for corrosion and scale formation. These problems are usually resolved separately by corrosion inhibitors and scale
Externí odkaz:
https://doaj.org/article/4243a7ce335143a29e647aad1dbb315f
Publikováno v:
Bulletin of Chemical Reaction Engineering & Catalysis, Vol 14, Iss 2, Pp 345-357 (2019)
Lithium-ion batteries (LIBs) are favorable power source devices at the last two decades, owing to high energy density, rechargeable, long life cycle, portable, safe, rechargeable, good performance and friendly environment. To support their developmen
Externí odkaz:
https://doaj.org/article/801850eb62be401e92873a5e52ef4378
Autor:
Isriyanti Affifah, Fida Madayanti Warganegara, Bunbun Bundjali, Rahmat Firman Septiyanto, Irah Namirah, Rifdah Hanifah
Publikováno v:
EduChemia, Vol 4, Iss 2, Pp 142-151 (2019)
Korosi mikrobial merupakan korosi yang disebabkan oleh adanya pertumbuhan mikroba. Korosi jenis ini dapat mempengaruhi dan mempercepat proses terjadinya korosi karena adanya mikroba. Pipa bawah laut merupakan salah satu material yang sering ditumbuhi
Externí odkaz:
https://doaj.org/article/d3348f4dbeb44b14a8faca303c932ea9
Publikováno v:
Journal of Mathematical and Fundamental Sciences, Vol 52, Iss 2 (2020)
Oligosuccinimide (OSI) is an oligomer with several repeating units of succinimide. In this study, OSI was synthesized by thermal condensation between maleic anhydride and ammonium carbonate. The chemical structure of the synthesized compound was conf
Externí odkaz:
https://doaj.org/article/f263387a6b884c7eb2bd68d518d8902c
Publikováno v:
Journal of Mathematical and Fundamental Sciences, Vol 50, Iss 1, Pp 13-27 (2018)
Poly(urethane) (PU) as a prepolymer was prepared by polymerization of the diol compound (9-ethoxy-1,10-octadecanediol) and 4,4-methylen-bis phenyl isocyanate (MDI) under nitrogen atmosphere at 85 °C. The 9-ethoxy-1,10-octadecanediol was obtained by
Externí odkaz:
https://doaj.org/article/2b05deb123d040d18a9c1b9f470928de
Autor:
Megawati Zunita, Deana Wahyuningrum, Buchari, Bunbun Bundjali, I Gede Wenten, Ramaraj Boopathy
Publikováno v:
Applied Sciences, Vol 11, Iss 3, p 989 (2021)
The separation process between 5-hydroxymethylfurfural (HMF) and trace glucose in glucose conversion is important in the biphasic system (aqueous–organic phase), due to the partial solubility property of HMF in water. In addition, the yield of HMF
Externí odkaz:
https://doaj.org/article/8ac0e4a694cb43a094e651504c850134
Autor:
Ilim Ilim, Alan Jefferson, Wasinton Simanjuntak, Marc Jeannin, Yana Maolana Syah, Bunbun Bundjali, Buchari Buchari
Publikováno v:
Indonesian Journal of Chemistry, Vol 16, Iss 2, Pp 198-207 (2016)
In this work, the oligomer of 4-vinylpyridine designated as O(4-VP) was synthesized by hydrogen peroxide initiated chain growth polymerization and characterized in terms of molecular weight and structure by matrix assisted laser desorption ionization
Externí odkaz:
https://doaj.org/article/323d661ec9bf4ad6828ac7853ad05097
Publikováno v:
EduChemia, Vol 1, Iss 2, Pp 110-123 (2016)
Korosi atau perkaratan logam merupakan proses oksidasi suatu logam dengan udara atau elektrolit. Udara atau elektrolit tersebut akan mengalami reduksi, sehingga proses korosi merupakan proses elektrokimia. Pada penelitian sebelumnya diketahui bahwa k
Externí odkaz:
https://doaj.org/article/9a96d67e92084e089655323b63da6147
Publikováno v:
Jurnal Kimia dan Kemasan, Vol 38, Iss 1, Pp 7-14 (2016)
Nanokristalin selulosa (NCC) adalah bionanomaterial yang terbarukan, berkelanjutan, ramah lingkungan, dan potensi penggunaannya sangat luas. Salah satu metode untuk mengisolasi NCC dari selulosa adalah dengan hidrolisis menggunakan asam. Waktu hidrol
Externí odkaz:
https://doaj.org/article/b7ef06f7a98c4e628dd119d3a1710a47
Autor:
Megawati Zunita, Deana Wahyuningrum, Buchari, Bunbun Bundjali, I Gede Wenten, Ramaraj Boopathy
Publikováno v:
Applied Sciences, Vol 10, Iss 20, p 7069 (2020)
In this study, imidazole derivative-based new ionic liquids were investigated as corrosion inhibitors. These new ionic liquids (ILs) are 1,3-dipropyl-2-(2-propoxyphenyl)-4,5-diphenylimidazole iodide (IL1) and 1,3-dibutyl-2-(2-butoxyphenyl)-4,5-diphen
Externí odkaz:
https://doaj.org/article/ae5686bd71af4582a925de5c369d5cd0