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Fluoroelastomers
Although discovered more than 50 years ago, fluoropolymers are still growing in terms of production volume and of introduction of new compositions to...
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New Developments in Perfluoroelastomers: Chemistry, Properties and Applications
Two new perfluoroelastomer crosslinking systems have been developed, one based on the carbon-hydrogen (C-H) functionality and the other on high...
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Some more general process design considerations
Chemical reactor technology needs to be seen in the context of the overall process design and, in particular, should be reflected in terms of the...
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Toughened polysulphones and polyaryletherketones
The aromatic polysulphones, bisphenol-A polysulphone (Union Carbide ‘Udel Polysulphone’) [1] and polyethersulphone (ICI ‘Victrex PES’) [2], and...
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The Uses of Resorcinol/Derivatives in Polymers
Resorcinol, resorcinol derivatives, and resorcinol resins can be used as monomers or as reactive additives which increase the molecular weight of a...
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Recent Progress in Fluoropolymers
The characteristics of fluoropolymers are summarized in Table 1. Thermal and chemical resistance is in general with most of plastics, elastomers and...
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Fluoroelastomers: Reaction Products in Early Stages of Network Formation
Reactions occurring in the first steps of crosslinking of vinylidene fluoride (VDF)-hexafluoropropene (HFP) elastomer copolymers (molar ratio 4/1)...
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Adhesives, Sealants, and Coatings for Space and Harsh Environments
This review discusses new developments in adhesives, sealants, and coatings for space and harsh environments. Several papers presented to the...
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Polyphosphazine Fluoroelastomer (PNF) As a Permanent Soft Liner for Removable Dentures
A semi-organic elastomer, polyphosphazine fluoroelastomer, has been compounded to make it bond to hard dental acrylic resins for use as a liner for...
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Fluoroelastomers: Today’s Technology and Tomorrow’s Polymers
The history of fluoroelastomer development is briefly traced and the technology of many of today’s fluoroelastomer products is discussed. An...
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Recent Developments in Adhesive and Sealant Chemistry
In this paper, we briefly review recent developments in adhesive and sealant chemistry. The subjects discussed are the: chemistry of adhesion,...
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Elastomers and Elastoplasts
Rubbers are polymers whose glass transition temperatures lie below the application temperature. Soft rubbers are lightly chemically cross-linked and...
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Experimental evidence of the volume dependence of the deformational free energy of polymer networks
Analysis of reported data on the swelling and deformation of polymer networks shows that the volume-dependent term in the deformational free energy...
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Some applications of thermal methods of analysis to polymers
Some examples are given of the application of thermogravimetry, differential scanning calorimetry, thermomechanical analysis, torsional braid...
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Fluoropolymers
The commercial production of polymers containing fluorine is very small compared to the output of many other synthetic polymers. Nevertheless,...