Search Results - "Sheth, Jignesh P."
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Influence of system variables on the morphological and dynamic mechanical behavior of polydimethylsiloxane based segmented polyurethane and polyurea copolymers: a comparative perspective
Published in Polymer (Guilford) (16-09-2004)“…The effect of the variables of polydimethylsiloxane (PDMS) soft segment (SS) length, hard segment (HS) type and content as well as choice of chain extender…”
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Journal Article -
2
Solid state structure–property behavior of semicrystalline poly(ether- block-amide) PEBAX ® thermoplastic elastomers
Published in Polymer (Guilford) (01-01-2003)“…The solid state structure–property behavior was investigated of a series of poly(ether- block-amide) PEBAX ® thermoplastic elastomers based on nylon 12 and…”
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Journal Article -
3
Role of chain symmetry and hydrogen bonding in segmented copolymers with monodisperse hard segments
Published in Polymer (Guilford) (23-08-2005)“…Thermoplastic segmented polyurethane and polyurea copolymers whose monodisperse hard segments are based on only a single diisocyanate molecule are discussed…”
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Journal Article -
4
Structure–property behavior of poly(dimethylsiloxane) based segmented polyurea copolymers modified with poly(propylene oxide)
Published in Polymer (Guilford) (08-09-2005)“…Poly(propylene oxide) (PPO) was incorporated in a controlled manner between poly(dimethylsiloxane) (PDMS) and urea segments in segmented polyurea copolymers…”
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Journal Article -
5
Nanofiltration-based diafiltration process for solvent exchange in pharmaceutical manufacturing
Published in Journal of membrane science (31-01-2003)“…Athermal solvent exchange from one organic synthesis step to the next step is highly desirable in bulk pharmaceutical manufacturing due to the thermally labile…”
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Journal Article -
6
Probing the Hard Segment Phase Connectivity and Percolation in Model Segmented Poly(urethane urea) Copolymers
Published in Macromolecules (28-06-2005)“…Soluble model segmented poly(urethane urea)s (PUU) with or without hard segment (HS) branching were utilized to explore the importance of hydrogen bonding and…”
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Journal Article -
7
A comparative study of the structure–property behavior of highly branched segmented poly(urethane urea) copolymers and their linear analogs
Published in Polymer (Guilford) (14-11-2005)“…The solid-state structure–property behavior of highly branched segmented poly(urethane urea) (PUU) copolymers and their linear analog was investigated. A…”
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Journal Article -
8
Time-Dependent Morphology Development in a Segmented Polyurethane with Monodisperse Hard Segments Based on 1,4-Phenylene Diisocyanate
Published in Macromolecules (29-11-2005)“…The time-dependent morphology development in a segmented polyurethane, which was prepared by the reaction of equimolar amounts of 1,4-phenylene diisocyanate…”
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9
Exploring long-range connectivity of the hard segment phase in model tri-segment oligomeric polyurethanes via lithium chloride
Published in Polymer (Guilford) (05-08-2004)“…The influence of the extent of hydrogen bonding in mediating the long-range connectivity and percolation of the hard segment phase in model tri-segment…”
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Journal Article -
10
Structure-property behavior of new segmented polyurethanes and polyureas without use of chain extenders
Published in Rubber chemistry and technology (01-11-2005)“…Abstract New novel segmented polyurethane and polyurea copolymers have been synthesized without chain extenders and the structure-property behavior of these…”
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Journal Article -
11
Investigation of the influence of selected variables on the solid state structure -property behavior of segmented copolymers
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Dissertation -
12
Investigation of the influence of selected variables on the solid state structure -property behavior of segmented copolymers
Published 01-01-2004“…Segmented copolymers are a commercially important class of materials that are utilized in a wide variety of applications. In these systems a relatively large…”
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Dissertation