Items where Author is "Roesyadi, Achmad"

Article

Savitri, Emma and ., Sumarno and Roesyadi, Achmad (2015) Comparison of the Chitosan Degradation through Hydrothermal and Sonication-Hydrothermal Processes. Modern Applied Science, 9 (7). pp. 54-60. ISSN 1913-1844

Savitri, Emma and ., Sumarno and Roesyadi, Achmad (2015) PENGARUH PARAMETER SONIKASI TERHADAP RENDEMEN KITOSAN TERDEGRADASI DAN OPTIMASINYA DENGAN RESPONSE SURFACE METHODOLOGY. Prosiding Seminar Nasional Polimer IX. ISSN 1410-8720

Savitri, Emma and ., Sumarno and Roesyadi, Achmad (2015) Degradation of Chitosan by Hydrothermal Process in The Presence of Sonication Pre-Treatment with Supercritical CO2 as Pressurized Fluid. Macromolecular Symphosia, 353. pp. 212-219.

Savitri, Emma and Juliastuti, Sri Rachmania and Handaratri, Anitarakhmi and ., Sumarno and Roesyadi, Achmad (2014) Degradation of chitosan by sonication in very-low-concentration acetic acid. Polymer Degradation and Stability, 110. pp. 344-352. ISSN 0141-3910

Book Section

Savitri, Emma and Yuliana, Azra and Pradeckta, Linggar Septy and Handaratri, Anitarakhmi and ., Sumarno and Roesyadi, Achmad (2012) Preliminary Study on Degradation of Chitosan with Sonication. In: PROCEEDING 19th Regional Symposium on Chemical Engineering (RSCE2012). Department of Chemical Engineering Institut Teknologi Sepuluh Nopember (ITS) Surabaya, Indonesia, Denpasar, Bali. ISBN 978-602-9494-30-3

Patent

Universitas Surabaya (2019) Proses Produksi Glukosamin Dan Oligomer Kitosan Dengan Proses Kombinasi Sonikasi Dan Hidrotermal. IDP000063603.