front cover: in article number 1800896, john w. c. dunlop, jiayin yuan, and co‐workers give an overview of how polymeric materials can be actuated through the absorption of organic molecules.through the introduction of relatively simple design elements, such as controlling crystallinity or by introducing low‐dimensional reinforcement, polymeric actuators can be programed to display
materials science and engineering is widely recognized as one of the most promising technical fields of the 21st century. materials scientists and engineers specialize in the characterization, development, processing and use of metallic, ceramic, polymeric and electronic materials that are employed in all fields of technology.
compatibility and permeability of oxygenated fuels to materials 2 in underground storage and dispensing equipment table of contents page number 1.0. executive summary 7 2.0 scope 8 3.0 technical summary 8 3.1 materials compatibility with oxygenated gasoline 8 3.2 permeability of polymeric materials to oxygenated gasoline 9
a polymer gel is a type of gel that consists of a three dimensional cross linked polymer network that can undergo significant deformation. this is possible because these gels are soft and filled with a solvent such as water or some other liquid solvent that imparts deformation properties in
our group focuses on the development of new methods for the synthesis of smart polymers and polymeric nanomaterials. we routinely exploit controlled radical polymerization strategies to produce polymeric materials with controlled architecture, molecular weight, dispersity and functionality.
1 material properties of plastics 1.1 formation and structure the basic structure of plastics (or polymers) is given by macromolecule chains, formulated from monomer units by chemical reactions. typical reactions for chain assembling are polyaddition (continuous or step wise) and condensation polymer ization (polycondensation)  (figure 1.1)..
· biodegradable polymer blends and composites from renewable resources provides a comprehensive, current overview of biopolymeric blends and composites and their applications in various industries. the book is organized according to the type of blend or composite.
component compatibility test lab (including sealed tube testing) eltek labs conducts a wide range of compatibility tests to various industry standards. compatibility refers to interactions such as: individual materials in different environments; multiple materials within different environments
setting the scene: the regulatory impact on requirements for performance of plastics and rubber materials in medical devices. while the eu medical devices regulations (mdr) does not specifically mention polymer materials, it does impact on the chemical, physical and microbiological requirements for performance of polymer materials, including sterilisation and bio burden.
not compatible with most biologicals (medical devices incorporating material of animal origin) » check out polymeric grades suitable for sterilization with superheated steam! eo: compatible with most polymeric materials: some materials are sensitive to the humidity of the eto process, for example certain hydrophilic coatings
materials as a field is most commonly represented by ceramics, metals, and polymers. while noted improvements have taken place in the area of ceramics and metals, it is the field of polymers that has experienced an explosion in progress. polymers have gone from being cheap substitutes for natural
· • companies cited in this report • definitions, limitations & methodology • glossary • executive summary 16 • introduction 21 • polymeric materials in the advanced packaging 35 • overview of polymeric material use in packaging • scope of application for packaging applicability • main proprieties of polymeric materials
· this article will focus on the chemical resistance of adhesives, but the fundamentals that are discussed relate to sealants, coatings, and other polymeric materials as well. most organic polymeric materials used to formulate adhesives, sealants, and coatings tend to be susceptible to chemicals and solvents, especially at elevated temperatures.
guide for oxygen compatibility assessments on oxygen components and systems keisa r. rosales lubricants, and contaminants. in fact, nearly all polymer materials are flammable in 100 percent oxygen at atmospheric pressure. several test methods, such as promoted guide for oxygen compatibility assessments on oxygen components and systems
in the technology of construction materials division, we work on safe technologies for mineral cements, mortars and concretes. in addition to the environmentally compatible use of recycled products, we also examine new cement technologies and additives. the focus of our work is the development, testing and safe use and processing of these
microfluidics: a general overview of microfluidics. polymers have found useful applications in microfluidic devices because of the large range of polymeric materials and the facility of chemical modification. but pdms is limited by the aging of the material and the poor chemical compatibility with many organic solvents. in addition
synthesis and biological evaluation of acid degradable polymeric materials for protein based vaccines by tristan thomas beaudette doctor of philosophy in chemistry university of california, berkeley professor jean m. j. fr chet, chair vaccination represents one of the most cost effective methods for the treatment and prevention of disease.
this course will take place over two days, commencing at 10.15 a.m. on the first day and finishing at 3.00 p.m. on the second day. the course will give participants an understanding of how a wide range of polymeric and polymer based materials (e.g. plastics, rubbers, coatings, inks etc.) are used in an extensive range of food contact products (e.g. packaging, processing equipment, cooking
citescore: 24.32 ℹ citescore: 2018: 24.320 citescore measures the average citations received per document published in this title. citescore values are based on citation counts in a given year (e.g. 2015) to documents published in three previous calendar years (e.g. 2012 – 14), divided by the number of documents in these three previous years (e.g. 2012 – 14).
· the article provides a detailed overview of the process used to determine leachables and extractables from plastics. this process is mostly preferred for plastics employed in food contact applications and in biomedical devices. the following topics are described: almost 20% of the us adult