Zobrazeno 1 - 9
of 9
pro vyhledávání: '"Idra Herlina"'
Publikováno v:
South African Journal of Chemical Engineering, Vol 47, Iss , Pp 75-82 (2024)
The platform molecule 2,5-furandicarboxylic acid (FDCA) has potential applications. FDCA can be synthesized through the oxidation of 5-hydroxymethylfurfural (HMF). In this study, HMF oxidation to FDCA was conducted over ZSM-5-based catalysts from nat
Externí odkaz:
https://doaj.org/article/0dff01af12d1429594d781c8dcec6de4
Publikováno v:
Bulletin of Chemical Reaction Engineering & Catalysis, Vol 18, Iss 4, Pp 724-735 (2023)
Platform chemical 2,5-furandicarboxylic acid (FDCA) has potential applications to replace petroleum-based chemicals. Metal Organic Framework (MOF) can be used as a catalyst to oxidize 5-hydroxymethylfurfural (HMF), producing FDCA. MOF-199 and Ni-BTC
Externí odkaz:
https://doaj.org/article/421893096b204408b9b912fa25236460
Publikováno v:
Rasayan Journal of Chemistry. 12:1595-1600
In this study, silica extracted from sugarcane bagasse was converted into sulfated silica SiO2/SO3 -H+ by impregnating the silica with sulfuric acid to produce sulfated silica. The sulfated silica was then subjected to calcination at varied temperatu
Publikováno v:
Jurnal Inovasi Teknik Kimia. 7:1
Publikováno v:
Journal of Science and Applicative Technology. 6:12
Corrosion is one of the unavoidable problems in nuclear reactor cooling systems that use water as a cooling medium. secondary cooling systemThe Reaktor Serba Guna–G.A. Siwabessy (RSG-GAS) is an open recirculation cooling system that uses carbon ste
Publikováno v:
Journal of Science and Applicative Technology. 6:16
Polypropylene/sugarcane bagasse silica (PP/SiO2) composites have been synthesized. The sol gel method with 1 M NaOH was used to synthesize silica from bagasse ash. The results showed that the silica yield was 52.8%. The resulting silica was blended w
Publikováno v:
Jurnal Fisika Indonesia; Vol 24, No 3 (2020); 156-159
Penelitian ini bertujuan untuk menentukan panjang gelombang cahaya yang selektif sebagai sensor kadar asam lemak pada minyak jelantah. Minyak jelantah diperoleh dari limbah konsumsi rumah tangga dan pedagang kaki lima. Sampel minyak jelantah terbagi
Autor:
Idra Herlina, Edwin Rizki Safitra
Publikováno v:
Journal of Science and Applicative Technology. 4:38
Biodegradable plastic production has been developed for a long time by researchers. Data from Ministry of Industry in 2017 stated Indonesia's plastic production reached 3.9 million tons/ year. In this study, the raw materials used came from untapped
Autor:
Edwin Rizki Fitra, Idra Herlina
Publikováno v:
Jurnal Rekayasa Proses; Vol 12, No 1 (2018); 17-22
In this work, sulphated silica (SiO 2 /SO 3 - H + ) has been synthesized from rice husk through sol-gel method. Characterization with IR spectrophotometers showed similar peak between silica and sulphated silica. Silica typical bands consisting of st