Results 91 to 100 of about 11,959 (165)

Efektivitas Kitosan Dengan Derajat Deasetilasi Dan Konsentrasi Berbeda Dalam Menghambat Pertumbuhan Bakteri Gram Negatif (Pseudomonas Aeruginosa) Dan Gram Positif (Staphylococcus Aureus) Rongga Mulut [PDF]

open access: yes, 2013
Kitosan adalah derivat deasetil dari biopolisakarida kitin yang merupakan bioplimer kedua yang melimpah di alam setelah selulosa, dan dapat ditemukan pada eksoskeleton krustasea dan serangga.
Komariah, K. (Komariah)   +2 more
core   +1 more source

PEMBUATAN DAN KARAKTERISASI MEMBRAN HIBRIDA KITOSAN-SILIKA- PEG

open access: yesSainteknol, 2013
Membran kitosan mempunyai efektivitas pemisahan relatif tinggi tetapi kestabilan mekanik rendah. Untuk meningkatkan kestabilan perlu ditambahkan silika sehingga dihasilkan membran kitosan-silika.
F Widhi Mahatmanti, Sri Wahyuni
doaj  

Pembuatan Matriks Dari Kompleks Polielektrolit Kitosan Pektin Untuk Sediaan Tablet Mengapung [PDF]

open access: yes, 2010
Chitosan is a natural cationic polymer. That cationic property makes chitosan canform polyelectrolite complex (PEC) with anionic polymer. In this research, pectinwas used as anionic polymer that interact ionically with chitosan.
Anwar, E. (Effionora)   +2 more
core  

Ketahanan Membran Komposit Kitosan/ Polisulfon Terhadap pH

open access: yesJurnal Riset Kimia, 2015
  ABSTRACT It has been done resistance test of chitosan/polysulfon composite membrane to solvent. The results of research obtained that resistance composite membrane  to pH. This matter is marked with its percentage swelling highest that is 75.48%. This result is also supported by porous photo membrane using SEM that is across-section, up surface and ...
Maria Erna   +3 more
openaire   +3 more sources

Pengaruh Reaksi Deasetilasi dengan Bantuan Ultrasonikasi terhadap Kitin Hasil Isolasi dari Cangkang Portunus Pelagicus Asal Probolinggo [PDF]

open access: yes, 2014
Kitosan merupakan polisakarida dari monomer glukosamin. Potensi aplikasinya untuk reaksi organik dan industri farmasi sangat luas. Paper ini melaporkan hasil studi optimasi isolasi kitosan dari cangkang rajungan lokal (Portunus pelagicus) asal ...
Lusiana, S. E. (Sri)   +3 more
core  

Kitosan nanoparçacıklarının sentezi

open access: yes, 2020
In this study, it was investigated that the synthesis and characterization of chitosan, a natural biopolymer, at nanoscale. Chitosan is one of the most abounding polymer in nature which is obtained by deacetylation of chitin. Nowadays, chitosan is used in different industrial fields due to its great properties.
openaire   +1 more source

SENTETİK ATIK SULARDAN BOYAR MADDELERİN KİTOSAN, ÇAPRAZ BAĞLI KİTOSAN VE KİTOSAN-POLİ (AKRİLİK ASİT) KONJUGATI İLE GİDERİLMESİ

open access: yes, 2017
Remazol Brillant Blue R (RBBR) ve Naphtol Blue Black (NBB) boyar maddeleri tekstil endüstrisinde yaygın olarak kullanılmaktadır. Bu çalışmada, RBBR ve NBB boyar maddeleri kitosan, çapraz bağlı kitosan ve kitosan-poli(akrilik asit) (PAA) konjugatı ile giderildi.
Çelebi, Mithat, Özdemir, Zafer Ömer
openaire   +1 more source

UÇUCU YAĞ İÇEREN KİTOSAN BAZLI FİLMLERİN KARAKTERİZASYONU

open access: yesGıda, 2018
Bu çalışmada, kekik yağı (TO, %2), üzüm çekirdeği yağı (GSO, %2) ve nar çekirdeği yağı (PSO, %2) eklenmiş kitosan (CH) filmler hazırlanmıştır. Film örnekleri, taramalı elektron mikroskobu (SEM) ile elde edilen görüntüler, su buharı geçirgenliği (WVP), mekanik testler ve optik özellikler ile karakterize edilmiştir.
SÖĞÜT, Ece, SEYDİM, Atıf Can
openaire   +3 more sources

HIDROLISIS ENZIMATIK KITOSAN DENGAN KOMBINASI ENZIM ENDO-GLUCANASE DAN CELLOBIOHYDROLASE

open access: yesReaktor, 2016
CHITOSAN ENZYMATIC HYDROLYSIS USING A COMBINATION OF ENDO-GLUCANASE AND CELLOBIOHYDROLASE. Chitosan is very promising in various fields including medicine, pharmacology, and the food industry. However, the application of this polysaccharide is limited by
Nur Rokhati   +5 more
doaj   +1 more source

Penggunaan Membran Kitosan untuk Menurunkan Kadar Logam Krom pada Limbah Industri Penyamakan Kulit [PDF]

open access: yes, 2016
Membrane made of chitosan from shrimp shell can be used to reducea heavy metal chromium (Cr) content in leathertanning industry waste by adsorption. The membranes were manufactured from chitosan with concentrations of 2, 3, and 4wt%, respectively.
Alfimona, S. (Sarah)   +2 more
core  

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