Zobrazeno 1 - 10
of 200
pro vyhledávání: '"Rochmadi, Rochmadi"'
Publikováno v:
International Journal of Technology, Vol 15, Iss 4, Pp 927-936 (2024)
Recently, microalgae is potential to be developed because it is easy to cultivate. This study investigated the effect of the solvent ratio on the mass transfer of algal oil at various residence times from 15 minutes to 60 minutes during ultrasound-as
Externí odkaz:
https://doaj.org/article/dcc9d8322bfa4f4aa720b5f2c44584aa
Publikováno v:
Bulletin of Chemical Reaction Engineering & Catalysis, Vol 18, Iss 3, Pp 386-397 (2023)
Epoxidized oleic acid can be transformed into vegetable oil-based polyesters through a self-polymerization reaction. This study aims to develop the kinetic model for the polymerization reaction between epoxide and carboxyl groups and the product char
Externí odkaz:
https://doaj.org/article/f77ea9a6078c453eafb8516431a8ec93
Autor:
Wida Banar Kusumaningrum, Sukma Surya Kusumah, Ismadi Ismadi, Rochmadi Rochmadi, Subyakto Subyakto
Publikováno v:
Jurnal Kimia Sains dan Aplikasi, Vol 26, Iss 3, Pp 91-100 (2023)
Thermal properties are important factors to determine the proper manufacturing, processing, and storing of biocomposites. Therefore, the thermal properties of the biocomposite made from acetylated betung bamboo pulp and polypropylene (PP) were invest
Externí odkaz:
https://doaj.org/article/8e8f994c5e1e457c9ba1dbd3a5faf4b7
Publikováno v:
Indonesian Journal of Chemistry, Vol 23, Iss 3, Pp 742-753 (2023)
The purification of terephthalic acid recovered from an alkali-reduction wastewater by reactive crystallization was investigated. The crude terephthalic acid was reacted with sodium hydroxide solution to form a salt of disodium terephthalate, then ac
Externí odkaz:
https://doaj.org/article/13c37ea4387747e5922de26e224f175b
Publikováno v:
Bulletin of Chemical Reaction Engineering & Catalysis, Vol 18, Iss 1, Pp 85-102 (2023)
Ash-based catalysts, as low-cost materials, are applicable in biomass pyrolysis and play a role in lowering the activation energy. This study enriched the insights of different method of catalyst addition into biomass in the catalytic pyrolysis. The
Externí odkaz:
https://doaj.org/article/0ad478e3c05c44abbd1a43a3b32d3676
Publikováno v:
Bulletin of Chemical Reaction Engineering & Catalysis, Vol 17, Iss 2, Pp 451-465 (2022)
Levulinic acid, a versatile chemical building block, was derived from C6-sugar galactose using sulfuric acid as the catalyst. Galactose is monosaccharide of polysaccharides constituent that is mostly contained in third generation biomass, macro-micro
Externí odkaz:
https://doaj.org/article/d0b3d7e3b62441b4a077d87a52309ae6
Publikováno v:
International Journal of Technology, Vol 13, Iss 2, Pp 398-409 (2022)
This paper reports on a pH responsive material and a mathematical model for a drug release study. This material can be applied as a tumor drug carrier, because the tumor tissue has a different pH (5.7–7.8) compared to the healthy tissue (7.3–7
Externí odkaz:
https://doaj.org/article/7266fe09ee2c4bd28a16fd8562e99c8c
Publikováno v:
International Journal of Renewable Energy Development, Vol 11, Iss 1, Pp 207-219 (2022)
The thermogravimetric behaviors and the kinetic parameters of uncatalyzed and catalyzed pyrolysis processes of a mixture of powdered raw rice husk (RRH) and its ash (RHA) in the form of pellets were determined by thermogravimetric analysis at three d
Externí odkaz:
https://doaj.org/article/e8a6f0c3b65d445284ac5b363bb63e96
Publikováno v:
Bulletin of Chemical Reaction Engineering & Catalysis, Vol 16, Iss 4, Pp 904-915 (2021)
Glucose is one of the primary derivative products from lignocellulosic biomass, which is abundantly available. Glucose has excellent potential to be converted into valuable compounds such as ethanol, sorbitol, gluconic acid, and levulinic acid (LA).
Externí odkaz:
https://doaj.org/article/2060d57602624a04a09c9a6636773ecd
Publikováno v:
AIP Conference Proceedings; 2024, Vol. 3167 Issue 1, p1-5, 5p