Zobrazeno 1 - 10
of 115
pro vyhledávání: '"Mochamad Chalid"'
Publikováno v:
South African Journal of Chemical Engineering, Vol 48, Iss , Pp 112-120 (2024)
Cellulose-based impact polypropylene copolymers (IPC) has been developed by utilizing Arenga pinnata “ijuk” fiber. The cellulose from pristine ijuk fiber (IF) was extracted via alkalization and bleaching treatment using NaClO, with KMnO4 as the a
Externí odkaz:
https://doaj.org/article/7e0a146629fa42fa8d40208b334f4504
Autor:
Adam Febriyanto Nugraha, Calvin Simon Andreas Lumban Gaol, Mochamad Chalid, Gusaimas Matahachiro Hanggoro Himawan Akbar, Havid Aqoma
Publikováno v:
Advanced Manufacturing: Polymer & Composites Science, Vol 10, Iss 1 (2024)
Multilayer plastic (MP) commonly used in food and beverage packaging is difficult to recycle due to its layered structure, resulting in its accumulation over time; the consequent environmental harm is further exacerbated by its short lifespan. This s
Externí odkaz:
https://doaj.org/article/13ddac997cb64e199d491c805e73cb4e
Autor:
Nurhayati, Hari Eko Irianto, Rini Riastuti, Azizah Intan Pangesty, Adam F. Nugraha, Mitsugu Todo, Aidah Jumahat, Mochamad Chalid
Publikováno v:
International Journal of Technology, Vol 15, Iss 2, Pp 342-352 (2024)
This study aimed to report the extraction of micro-fibrillated cellulose (MFC) from rice husk (RH) through a series of processes including alkalization, bleaching, chemical hydrolysis, and mechanical treatment. The chemical structure, morphology,
Externí odkaz:
https://doaj.org/article/4d1c59c63483433aa1ded36acf32fbc8
Autor:
Dody Andi Winarto, Chandra Liza, Mohamad Irfan Fathurrohman, Abdulhakim Masa, Mochamad Chalid
Publikováno v:
International Journal of Technology, Vol 15, Iss 2, Pp 414-424 (2024)
In Indonesia, solid rubber is the most common form of natural rubber (NR) intermediates because it is easy to store and transport. However, hydrogenation, a process aimed at improving the quality of NR by addressing its vulnerability to environmen
Externí odkaz:
https://doaj.org/article/e858feebfb5b495a829d044bce3b36b2
Autor:
Christin Rina Ratri, Tegar Budi Aguta, Annisaa Hayya Arundati, Rohib Rohib, Mochamad Chalid, Sotya Astutiningsih, Adam Febriyanto Nugraha
Publikováno v:
International Journal of Technology, Vol 14, Iss 7, Pp 1605-1614 (2023)
Cellulose acetate (CA) membrane was developed through a non-solvent-induced phase separation (NIPS) technique to replace the commercial petroleum-based Celgard separator membrane in Li-ion battery (LIB). The morphology of a membrane can have a sub
Externí odkaz:
https://doaj.org/article/a413064ad94440b795f9b671885a3ac9
Autor:
Christin Rina Ratri, Qolby Sabrina, Titik Lestariningsih, Adam Febriyanto Nugraha, Sotya Astutiningsih, Mochamad Chalid
Publikováno v:
International Journal of Renewable Energy Development, Vol 12, Iss 4, Pp 741-748 (2023)
Dielectric behavior of cellulose-based polymer electrolyte was studied at various temperature and salt concentration. A polymer electrolyte membrane based on cellulose acetate (CA) as the polymer host and LiClO4 as the dopant salt was fabricated usin
Externí odkaz:
https://doaj.org/article/0c5fea8fdafd4e49bbad1af892350c1c
Publikováno v:
Jurnal Bahan Alam Terbarukan, Vol 11, Iss 2, Pp 124-130 (2022)
Increasing global concern to environmental issues and sustainability related to preservation of non-renewable natural resources has encouraged research to develop new environmental friendly materials and products based on renewable natural resources.
Externí odkaz:
https://doaj.org/article/2000cf13a5a0437397fec0944a6947a9
Autor:
Yudan Whulanza, Mohamad Taufiqurrakhman, Sugeng Supriadi, Mochamad Chalid, Prasetyanugraheni Kreshanti, Athoillah Azadi
Publikováno v:
Applied Sciences, Vol 14, Iss 5, p 1683 (2024)
Previous research extensively characterized PLA blends for various biomedical applications, especially in polymer-based biodegradable implant fixations, offering advantages over metallic counterparts. Nevertheless, achieving an optimal PLA mixture wi
Externí odkaz:
https://doaj.org/article/1e699b5d14034f51878ef735d0e79c3d
Publikováno v:
Indonesian Journal of Chemistry, Vol 22, Iss 3, Pp 827-834 (2022)
In this work, the effect of chitosan and CaCO3 coating on polyurethane (PU) foam on the mechanical and thermal properties was studied. PU-foams were soaked in a mixture of chitosan- calcium carbonate solution at different concentrations, i.e., 0.1–
Externí odkaz:
https://doaj.org/article/624aab895a7d4d2b9972144f3caa7044
Autor:
Santi Puspitasari, Norma Arisanti Kinasih, Adi Cifriadi, Arief Ramadhan, Zahra Krishna Hadi, Novita Putri Wahyuni, Mochamad Chalid
Publikováno v:
Majalah Kulit, Karet, dan Plastik, Vol 36, Iss 1, Pp 9-16 (2020)
Cushion gum merupakan salah satu material penting dalam industri ban vulkanisir. Cushion gum berfungsi sebagai perekat yang digunakan pada ban vulkanisir untuk melekatkan bagian karet casing ban lama dengan karet telapak yang baru. Kualitas cushion g
Externí odkaz:
https://doaj.org/article/b63e4ea5ee5b4115ac26484fc1a1e9c3