Zobrazeno 1 - 10
of 47
pro vyhledávání: '"Sperisa Distantina"'
Publikováno v:
Indonesian Journal of Chemical Analysis, Vol 7, Iss 2 (2024)
This study aimed to investigate the chemical structure, thermal properties, and stability of polylactic acid (PLA) composites blended with multi-walled carbon nanotubes (MWCNTs) and polyethylene glycol (PEG). The composites were fabricated using a ma
Externí odkaz:
https://doaj.org/article/c9173d194e8140b4a264fa505ce407d9
Autor:
Maudy Pratiwi Novia Matovanni, Muhammad Nur Ikhsanudin, Rizky Ibnufaatih Arvianto, Joko Waluyo, Sperisa Distantina, Mujtahid Kaavessina, Sunu Herwi Pranolo
Publikováno v:
Equilibrium, Vol 7, Iss 1, Pp 78-86 (2023)
Abstract. Currently, Enhanced Oil Recovery (EOR) technology is being interested in the Indonesian state as an advanced technology that can recover oil remaining in the reservoir. The discovery of new resources and EOR efforts are predicted to result
Externí odkaz:
https://doaj.org/article/f6d925b9ade34ec7946a5dfe26440f2a
Autor:
Sperisa Distantina, Ghea Safiraventa Anggreini, Fahrul An'nas Al Kamal, Mujtahid Kaavessina, Fadilah Fadilah
Publikováno v:
Equilibrium, Vol 7, Iss 1, Pp 1-8 (2023)
ABSTRACT. Musa paradisiaca var. raja peel waste contains cellulose which has the potential to be a raw material for synthesizing hydrogels. This research utilizes acrylamide monomer grafted onto banana peel cellulose backbone using the microwave graf
Externí odkaz:
https://doaj.org/article/d713b0f8cdc943f78baf0d80a3532343
Autor:
Sperisa Distantina, Nurul Hidayatun, Shifa Annisa Nabila, Mujtahid Kaavessina, Fadilah Fadilah
Publikováno v:
Equilibrium, Vol 6, Iss 2, Pp 135-142 (2023)
ABSTRACT. Hydrogels are widely used for drug delivery systems, immuno-chemotherapy applications, efficient use of water, preventing dry soil, and increasing soil infiltration. Generally, hydrogels are derived from synthetic polymers which is non-biod
Externí odkaz:
https://doaj.org/article/3dc3a745dc824cd5b0bd9fce301ec76c
Autor:
Dwi Ardiana Setyawardhani, Mujtahid Kaavessina, Fadilah Fadilah, Sperisa Distantina, Endang Kwartiningsih, Yoseph Calasanctius Danarto, Aida Nur Ramadhani
Publikováno v:
Equilibrium, Vol 6, Iss 2, Pp 143-149 (2023)
ABSTRAK. CV Plantanesia merupakan industri penghasil minyak dari biji nyamplung (Calophyllum inophyllum) yang dikenal sebagai Tamanu oil. Minyak tersebut dijual sebagai bahan baku kosmetik untuk produk skin care dan obat tradisional seperti luka, pen
Externí odkaz:
https://doaj.org/article/e460d69b836848ed91cc75630fe8667f
Publikováno v:
Indonesian Journal of Chemistry, Vol 22, Iss 3, Pp 791-804 (2022)
Cassava starch-grafted polyacrylamide (CS-g-PAM) hydrogels were synthesized using a microwave-assisted method and K2O8S2 (KPS) as an initiator. In this study, we studied the influence of the amount of acrylamide and irradiation time on the properties
Externí odkaz:
https://doaj.org/article/3b893fb7c71e4c479996a8d6050e3e88
Autor:
Fadilah Fadilah, Mujtahid Kaavessina, Sperisa Distantina, Dwi Ardiana Setyawhardani, Endang Kwartiningsih, Aida Nur Ramadhani, Isa Fakhruddin, Amaldo Firjarahadi Tane
Publikováno v:
Equilibrium, Vol 6, Iss 1, Pp 13-18 (2022)
ABSTRAK. Poli asam laktat adalah polimer hidrofobik yang termasuk dalam kelas biomaterial yang bersifat biodegradable. Poli asam laktat berpotensi untuk dijadikan komposit polimer konduktif (conductive polymer composite - CPC) yang dipergunakan sebag
Externí odkaz:
https://doaj.org/article/6167dbab1cf646acbd463f2f5e8e0e86
Publikováno v:
Equilibrium, Vol 4, Iss 1, Pp 9-15 (2021)
Abstrak. Plastik sebagai bahan pengemas mempunyai berbagai kelebihan namun tidak dipungkiri telah menyebabkan pencemaran terhadap lingkungan. Berbagai upaya untuk mengatasi pencemaran tersebut dan salah satunya adalah usaha menggantikan plastic denga
Externí odkaz:
https://doaj.org/article/1159b7f3008248a5804b583f2d68908e
Publikováno v:
Equilibrium, Vol 2, Iss 1, Pp 1-6 (2018)
Cassava peel contains cellulose that can be chemically modified to be more useful product. In this work, carboxymethylcellulose (CMC) from cassava peel powder was prepared by alkalization using sodium hydroxyde and then followed by carboxymethylation
Externí odkaz:
https://doaj.org/article/6844d7440cdf431cbb9f9784534cf0f2
Publikováno v:
Agritech, Vol 32, Iss 04 (2013)
Carrageenan recovery process was developed for Eucheuma cottonii by investigating the effects of distilled water, KOH (0.1-0.5 N) and NaOH (0.1-1.0 N) as the solvent on carrageenan yield and gel properties. Extraction process was carried out with a c
Externí odkaz:
https://doaj.org/article/16eb009b9d5a45828ba2460a8d71038c