Analytical Methods for Understanding Recycled Materials
Polyolefins Sustainability: Analytical Methods for Understanding Recycled Polymers
Video: Understanding Short Chain Branching in Polyolefins Part I
Polyolefins Microstructure. This is Chapter 1 of 3 in a series of videos that explain what is Short Chain Branching Distribution, techniques for measuring it, and some applications.
Video: Understanding Short Chain Branching in Polyolefins Part III
Applications. This is Chapter 3 of 3 in a series of videos that explain what is Short Chain Branching Distribution, techniques for measuring it, and some applications.
Video: Understanding Short Chain Branching in Polyolefins Part II
Techniques to Measure SCBD in Polyolefins. This is Chapter 2 of 3 in a series of videos that explain what is Short Chain Branching Distribution, techniques for measuring it, and some applications.
Webinar: What is Chemical Composition in Polyolefins and why it should be part of your GPC Analysis
Webinar Chemical Composition Distribution in Polylefins
Date: December 2022
Speaker: Alberto Ortín
Webinar: Modern Separation Techniques for Polyolefin Microstructure Characterization
Webinar Modern Separation Techniques
Date: November 2021
Speaker: Alejandro Fernández
Webinar: Recent developments in the characterization of Polyolefins. An overview of modern separation techniques.
Webinar ABPol
Date: March 2021
Speaker: Alberto Ortín
Application Note: Crystallization Elution Fractionation (CEF) in Polyolefins
Published in LCGC EU
December 2011
B. Monrabal, N. Mayo, L. Romero, J. Sancho-Tello
Article: Plastics Testing and Analysis
Published in Plastics Engineering. Society of Plastics Engineers (SPE)
October 2011. Pages 10-16
Article: Dedication to Polyolefins
Published in Plastics Engineering. Society of Plastics Engineering (SPE)
September 2011
Pages 58-59
Analysis of the Chemical Composition Distribution in Semicrystalline Polymers: Crystallization Analysis Techniques- Temperature-Rising Elution Fractionation, Crystallization Analysis Fractionation, Dynamic Crystallization, Crystallization Elution Fractionation and Cross-Fractionation Chromatography
Published in: Encyclopedia of Analytical Chemistry: Applications, Theory and Instrumentation
(2025)
August 2025
Authors: Benjamin Monrabal
Effect of solvent type on chemical composition distribution analysis of polyolefins using crystallization elution fractionation (CEF)
Published in: Polymer, Vol. 309
August 2024
Authors: Thipphaya Pathaweeisariyakul, Lalita Bangtai, Alberto Ortin
Relationship between Xylene Solubles and Crystallization Elution Fractionation of Polypropylene
Published in: ACS Publications, ACS Omega
Vol. 9, Issue 45
October 2024
Authors: Mengxue Shi, Mei Hong, Lin Liu, and Rongjuan Cong
Quantifying the content of various types of polypropylene in high density polyethylene blends
Published in: Polymer Testing, Vol. 139
October 2024
Authors: Meysam Hashemnejad, Ami Doshi
20 Years of polyolefin HPLC: Accomplishments and challenges
Published in: European Polymer Journal, Volume 200, 112491
November 2023
Authors: Harald Pasch, Paul Eselem Bungu
Article: Fast Analytics of High-Impact Polypropylene (HIPP)
Published in ACS Publications
May 2023
Composition analysis of post-consumer recycled blends of linear low- and low-density polyethylene using a solution-based technique
Published in Wiley Journal of Applied Polymer Science
May 2023
Author: Meysam Hashemnejad
Research & Development
Lyondellbasell
Quantification of PP contamination in recycled PE by TREF analysis for improved the quality and circularity of plastics
Published in Polymer Testing
Volume 100, 107273
August 2021
Author: Rafael Juan , Beatriz Paredes , Rafael A. García-Muñoz , Carlos Domínguez
LATEP, Polymer Technology Laboratory
Rey Juan Carlos University
Chemical Composition Separation of EP Copolymers by CEF and HT-SGIC: Crystallization versus Adsorption
Published in: Macromolecular Chemistry and Physics 2013
Volume 214, Pages 2165-2171
Authors: S. Cheruthazhekatt, N. Mayo, B. Monrabal, H. Pasch.
Crystallization Elution Fractionation and Thermal Gradient Interaction Chromatography. Techniques Comparison.
Published in: Macromolecular Symposia. Polyolefin Characterization, ICPC 2010.
Volume 312, 2012, Pages 115-129. Wiley-VCH.
Authors: B. Monrabal, N. Mayo, R. Cong.
Characterization of Polypropylene–Polyethylene blends by Temperature Rising Elution and Crystallization Analysis Fractionation
Published in: Analytical and Bioanalytical Chemistry. Separation Science of Macromolecules.
ISSN 1618-2642, Volume 399, Number 4, 2011, Pages 1557-1561.
Authors: B. Monrabal, P. del Hierro.
Advances in Crystallization Elution Fractionation
Published in: Macromolecular Symposia. Polyolefin Characterization, ICPC 2008.
Volume 282, 2009, Pages 14-24. Wiley-VCH.
Authors: B. Monrabal, L. Romero, N. Mayo, J. Sancho-Tello.
Phase Structure and Crystallization Behavior of Polypropylene in-Reactor Alloys: Insights from Both Inter- and Intramolecular Compositional Heterogeneity
Published in: Macromolecules, 2007
Volume 41, Issue 3, Pages 826-833
Authors: H. Zhu, B. Monrabal, C. C. Han, D. Wang
Crystallization Elution Fractionation. A New Separation Process for Polyolefin Resins
Published in: Macromolecular Symposia. Polyolefin Characterization, ICPC 2006.
Volume 257, 2007, Pages 71-79. Wiley-VCH.
Authors: B. Monrabal, J. Sancho-Tello, N. Mayo, L. Romero.
Microstructure Characterization of Polyolefins. TREF and CRYSTAF. Progress in Olefin Polymerization Catalysts and Polyolefin Materials
Published in: Asian Polyolefin Workshop. Studies in Surface Science and Catalysis.
Volume 161, 2006, Pages 35-42.
Author: B. Monrabal
用结晶分级仪快速表征聚烯烃树脂 的分子链结构
Rapid Characterization of Polyolefins and their Blends using CRYSTAF.
Published in: Petrochemical Technology, China. 2004.
Authors: Wei Dong, Luo Hangyu, Xin Xuhong, Sheng Jianfang, Huang Honghong, Guo Meifang.
Effect of molecular weight and average comonomer content on the Crystallization Analysis Fractionation (CRYSTAF) of ethylene α-olefin copolymers
Published in: Polymer, 2003
Volume 44, Issue 8, Pages 2391-2401
Authors: S. Anantawaraskul, J. B. P. Soares, P. M. Wood-Adams, B. Monrabal.
Performance of Crystallization Analysis Fractionation and Preparative Fractionation on the Characterization of γ-Irradiated Low-Density Polyethylene
Published in: Journal of Applied Polymer Science.
Volume 94, Issue 4, 2004, Pages 1803-1814.
Authors: F. Vilaplana, V. Morera-Escrich, P. del Hierro, B. Monrabal, A. Ribes-Greus
Crystallizability of Ethylene Homopolymers by Crystallization Analysis Fractionation
Published in: Journal of Polymer Science.
Part B: Polymer Physics. Volume 39, Issue 14, 2001, Pages 1616-1628.
Authors: J. Nieto, T. Oswald, F. Blanco, J. B. P. Soares, B. Monrabal.
Analysis of Polyolefin blends by Crystallization Analysis Fractionation
Macromolecular Materials and Engineering.
Volume 279, 2000, Pages 46-51.
H. Pasch, R. Brüll, U. Wahner, B. Monrabal.
TREF and CRYSTAF technologies for Polymer Characterization
Published in: Encyclopedia of Analytical Chemistry
2000 Issue, Pages 8074 – 8094
Author: B. Monrabal
Characterization of homogeneous ethylene/1-octene copolymers made with a single-site catalyst. CRYSTAF analysis and calibration
Published in: Journal of Polymer Science.
Part A: Polymer Chemistry, Volume 37, Issue 1, 1999, Pages 89-93.
Authors: B. Monrabal, J. Blanco, J. Nieto, J. B.P. Soares.
Polyolefin analysis by single-step Crystallization Fractionation
Published in: Journal of Polymer Science, 1999
Volume 37, Issue 6, Pages 539-552
Authors: L. J. D. Britto, J. B. P. Soares, A. Penlidis, B. Monrabal.
Crystallization analysis fractionation of poly(ethylene-co-1-octene) made with single-site-type catalysts: a mathematical model for the dependence of composition distribution on molecular weight
Published in: Macromolecular Chemistry & Physics, 1998
Volume 199, Issue 9, Pages 1917-1926
Authors: J. Soares, B. Monrabal, J. Blanco, J. Nieto
Chemical Composition Distribution in Complex Polyolefin Resins. Characterization of Blends and Dual reactor (single site-Ziegler type) resins by CRYSTAF methods.
Published in: Houston Polyolefins & Elastomers Conference Proc.
1998, Pages 179-188.
Author: B. Monrabal.
Chemical Composition Distribution Analysis in Polyolefins: Introduction to Crystallization Analysis Fractionation
Published in: New Trends in Polyolefin Science and Technology
1996, Pages 119-133.
Author: B. Monrabal
CRYSTAF: A new approach to the Composition Analysis of Semicrystalline polymers
Published in: Macromolecular Symposia.
Volume 110, 1996, Pages 81-86.
Author: B. Monrabal.
Crystallization Analysis Fractionation: A new technique for the analysis of branching distribution in polyolefins
Published in: Journal of Applied Polymer Science, 1994
Volume 52, Issue 4, Pages 491-499
Authors: Benjamin Monrabal
Poster: temperature calibration for CCD in solution based separation
Poster
Presented at 9th ICPC
2025
Poster: Chemical Composition Distribution in Polyolefins, a key microstructural property
Poster
Presented at Advances in Polyolefins
2024
Poster: Supporting the sustainability of polyolefins: developing analytical methods for recycled materials
Poster
Presented at the 8th ICPC 2023
Updated for Advances in Polyolefins 2024
Poster: Reduction of solvent consumption in polyolefin characterization techniques
Poster
Presented at the 8th ICPC
2023
Poster: Advances in Dynamic Crystallization technique for the characterization of the Chemical Composition Distribution
Poster
Presented at the 8th ICPC
2023
Poster: Characterization of Ethylene Vinyl Acetate copolymers by chemical composition distribution and molar mass distribution techniques
Poster
Presented at the 7th ICPC
2018
Poster: Assessing the co-crystallization on blends of ethylene 1-octene copolymers by CRYSTAF
Poster
Presented at the 7th ICPC
2018
Poster: Improvements in Sample Preparation of Polyolefins to prevent Polymer Degradation prior to GPC/SEC and CEF analysis
Poster
Presented at the 4th ICPC
2012