Chitin Microstructure Formation by Rapid Expansion Techniques with Supercritical Carbon Dioxide (Record no. 47074)

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control field MX-MdCICY
005 - DATE AND TIME OF LATEST TRANSACTION
control field 20250625153911.0
040 ## - CATALOGING SOURCE
Transcribing agency CICY
090 ## - LOCALLY ASSIGNED LC-TYPE CALL NUMBER (OCLC); LOCAL CALL NUMBER (RLIN)
Classification number (OCLC) (R) ; Classification number, CALL (RLIN) (NR) B-12869
008 - FIXED-LENGTH DATA ELEMENTS--GENERAL INFORMATION
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245 10 - TITLE STATEMENT
Title Chitin Microstructure Formation by Rapid Expansion Techniques with Supercritical Carbon Dioxide
490 0# - SERIES STATEMENT
Volume/sequential designation Ind. Eng. Chem. Res., 48, p.769-778, 2009
520 3# - SUMMARY, ETC.
Summary, etc. Rapid expansion techniques (of supercritical solution (RESS)and into a liquid solvent (RESOLV)) with supercritical carbon dioxide are used to form chitin microstructures. The effect of the pre-expansion conditions, temperature (40-60 °C), pressure (104-208 bar), chitin concentration (1-6 mg/mL), and nozzle diameter (100-500 ìm), on the morphology and the size of the chitin microstructures formed with both RESS and RESOLV are studied. Depending on the experimental conditions, it is found that spherical microparticles, with average diameters of 1.7-5.3 ìm, are obtained with RESS, while continuous microfibers, with average diameters of 11.5-19.3 ìm, are obtained with RESOLV. For both RESS and RESOLV it was observed that the pre-expansion temperature-pressure conditions studied here have practically no effect on the average diameters of the formed material. On the contrary, it is shown that concentration and nozzle diameter directly influence the morphology and size obtaining that lower concentrations and smaller diameter nozzles lead to the production of smaller diameter microstructures and closed-size distributions.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Salinas-Hernández, R.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Alberto Ruiz-Treviño, F.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Ortiz-Estrada, C.H.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Luna-Bárcenas, G.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Prokhorov, Y.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Alvarado, J.F.J.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Sanchez, I.C.
856 40 - ELECTRONIC LOCATION AND ACCESS
Uniform Resource Identifier <a href="https://drive.google.com/file/d/14TQ6QAz9SLWOWYNJ4rrOk8On_mAg5Axq/view?usp=drivesdk">https://drive.google.com/file/d/14TQ6QAz9SLWOWYNJ4rrOk8On_mAg5Axq/view?usp=drivesdk</a>
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Source of classification or shelving scheme Clasificación local
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  Clasificación local     Ref1 CICY CICY Documento préstamo interbibliotecario 25.06.2025   B-12869 25.06.2025 25.06.2025 Documentos solicitados