Journal
Sintesis dan Karakterisasi eidible film kitosan termodifikasi PVA dan Sorbitol
Indonesian Journal of Chemical Science · Vol. 2 No. 1 (2013)
- ISSN
- 2502-6844, 2252-6951
- Published
- 2013-05-01
- Publisher
- Universitas Negeri Semarang
- Language
- eng
Abstract
Penelitan ini bertujuan untuk menentukan komposisi optimum sintesis produk kemasan makanan yang bersifat biodegradable dan dapat dimakan (edible film) serta karakterisasinya, sehingga mampu menggantikan material sintetis polipropilen. Edible film dapat disintesis dari bahan baku biopolimer kitosan. Penambahan plasticizer PVA dan sorbitol dilakukan untuk memperbaiki karakter mekanik edible film kitosan, sehingga memenuhi karakter mekanik polipropilen. Pengukuran karakter mekanik edible film kitosan digunakan standar ASTM D 638-03. Hasil karakterisasi sifat mekanik edible film kitosan termodifikasi PVA dan sorbitol menunjukkan bahwa sorbitol lebih berpengaruh terhadap penambahan nilai persen elongasi sedangkan PVA lebih berpengaruh terhadap nilai kuat tarik edible film kitosan. Edible film kitosan yang memiliki nilai kuat tarik tertinggi, yaitu 54,79 MPa ditunjukkan oleh edible film kitosan dengan penambahan 0,75 gram PVA dalam 50 ml larutan kitosan 3%. Sedangkan nilai persen elongasi tertinggi yaitu 115,71% dimiliki oleh edible film kitosan dengan penambahan 0,75 gram sorbitol. Karakter mekanik edible film kitosan tersebut relatif stabil pada masa penyimpanan maksimum, yaitu 14 hari. Hasil FT-IR menunjukkan bahwa plasticizer PVA dan sorbitol tidak banyak mengubah gugus fungsi dari edible film kitosan.
Collaboration network of the authors
40 authors · 262 co-authorship links · 1 across different organisations · showing the 40 most connected
Hover or tap a name to highlight its co-authors. Double-click to open the author's page.
- State University of Semarang
- Politeknik Kesehatan Kementerian Kesehatan Palembang
- Affiliation unknown
- Different organisations
- Same organisation
- Affiliation unknown
- Thicker line = more joint articles · bigger circle = more articles
Show as table
| Co-author | Organisation | Joint articles |
|---|---|---|
| Agung Tri Prasetya | State University of Semarang | 16 |
| Sudarmin Sudarmin | Affiliation unknown | 11 |
| Edy Cahyono | State University of Semarang | 8 |
| Wisnu Sunarto | Affiliation unknown | 7 |
| Sri Haryani | Affiliation unknown | 7 |
| Endang Susilaningsih | State University of Semarang | 7 |
| Sri Susilogati Sumarti | State University of Semarang | 6 |
| Sri Wardani | Affiliation unknown | 6 |
| Winarni Pratjojo | Affiliation unknown | 5 |
| Sri Kadarwati | State University of Semarang | 4 |
| Sri Nurhayati | Affiliation unknown | 4 |
| Arif Widiyatmoko | State University of Semarang | 4 |
| Kasmadi Imam Supardi | State University of Semarang | 3 |
| Sigit Priatmoko | State University of Semarang | 3 |
| Mohammad Alauhdin | Affiliation unknown | 3 |
| Fransisca Widhi Mahatmanti | Affiliation unknown | 3 |
| Ellianawati Ellianawati | State University of Semarang | 3 |
| Harjito Harjito | Affiliation unknown | 3 |
| Sri Mursiti | Affiliation unknown | 3 |
| Cepi Kurniawan | State University of Semarang | 3 |
| Nanik Wijayati | State University of Semarang | 3 |
| Nurwachid Budi Santosa | Affiliation unknown | 2 |
| Harjono Harjono | Affiliation unknown | 2 |
| Jumaeri Jumaeri | Affiliation unknown | 2 |
| Agung Tri Prasetyo | Affiliation unknown | 2 |
| Winarni Winarni | Affiliation unknown | 2 |
| Supartono Supartono | Affiliation unknown | 2 |
| Sukarjo Sukarjo | Politeknik Kesehatan Kementerian Kesehatan Palembang | 2 |
| Saiful Ridlo | State University of Semarang | 2 |
| Wiyanto Wiyanto | State University of Semarang | 2 |
| Bambang Subali | Affiliation unknown | 2 |
| Murbangun Nuswowati | State University of Semarang | 2 |
| Langlang Handayani | Affiliation unknown | 2 |
| Kusoro Siadi | Affiliation unknown | 2 |
| Ersanghono Kusumo | Affiliation unknown | 2 |
| Nuni Widiarti | Affiliation unknown | 2 |
| Siti Herlina Dewi | State University of Semarang | 1 |
Affiliations come from OpenAlex; journal OAI-PMH metadata carries none. Authors without an OpenAlex ID are matched by name, which can merge or split people.