additives in polymers

... material during processing or use, in dealing with problems involving migration and diffusion phenom- ena, in the deformulation of unknown additive cocktails, and in solving the origin of complaints ... of primary hindered phenolic and secondary organophosphite antioxidants, which synergistically act ADDITIVES IN POLYMERS Industrial Analysis and Applications Additives In Poly...

Ngày tải lên: 02/04/2014, 16:27

... biopolymers. Since in many cases the science and engineering are not well distinguishable, the editors decided to use a ‘‘ mixed’’ approach in presenting the contributions in the book in alphabetic ... application is in facilitating the oil transfer through the Alaskan pipeline [38]. Commercial-scale tests of drag-reducing additives in munic- ipal heating and cooling systems are...

Ngày tải lên: 02/04/2014, 16:28

... neuroserpin was comparable to that obtained for other serpins, including a 1 -antitrypsin and a 1 -antichymo- trypsin [19,20]. In comparison, the spectrum of Ser52Arg neuroserpin shows an increase in ... neuroserpin inclusion bodies (FENIB) results from point mutations in the neuroserpin gene and is c haracterized by inclusions of neuroserpin within c ortical a nd subcortical neurons [1...

Ngày tải lên: 07/03/2014, 16:20

... he interaction of HNE with those tau regions mainly involved in polymer formation. One o f t hese regions is the third tubulin-binding motif present i n t au molecule [11]. Thus, HNE binding ... uspension was placed into the w ells. A fter overnight incubation in growth medium, the SH-SY5Y cells were washed and incubated in DMEM w ithout fetal bovine serum c ontaining vehicle, 0.25 l M...

Ngày tải lên: 08/03/2014, 16:20

... (11). Ageing of PMR-15 neat resin in air at 288 °C has shown a small increase in T g (330 °C to 336 °C) attributed to an increase in crosslink density (7). Ageing for 1000 hours resulted in a ... high-strength glass-mat reinforced TP. Resin Transfer Moulding In the RTM process, a resin including high-temperature PI is injected into a closed cavity mould ¿ lled with ¿ bre rein...

Ngày tải lên: 08/03/2014, 19:20

... resulting from the use of chlorine dioxide. Chlorite and chlorate formation increase (in a ratio of 7:3) with increasing concentration of chlorine dioxide and increased treatment time. Chlorine ... reaction of chlorine dioxide with 21 amino acids but only 6 of the amino acids reacted. Amino acids that showed positive reaction with chlorine dioxide contain sulphur or an aromatic ring in...

Ngày tải lên: 17/03/2014, 10:20

... refining. Refining is an energy-intensive mechanical process which considerably improves fibre bonding and results in stronger paper. The mechanism of refining in improving fibre bonding and paper ... been indispensable in papermaking. Though the strength additives have not been able to obviate refining, they have provided several advantages not attainable by refining. Paper stre...

Ngày tải lên: 18/03/2014, 02:20

... sensing, a challenge has arisen in the need for rapid, sensitive detection of nitric oxide (NO). There is increasing interest in determination of NO, primarily because of its role in intra-and intercellular signal ... achieved by replacing classical sensor materials with polymers involving nano technology and exploiting either the intrinsic or extrinsic functions of polymers. Semicon...

Ngày tải lên: 21/03/2014, 12:17

... with the surface could act as a crosslink in the polymer by restraining certain chains. 11 For thin films, those less than approximately 60 nm, significant increases in T g could occur. 7 These researchers ... polymer-interface weak interaction, and a polymer- interface strong interaction can be seen in Figure 2.2-2. This research aids in understanding the behavior of thin polymer f...

Ngày tải lên: 23/03/2014, 01:20

... forthcoming events with regard to both additives and the techniques of incorporating them can be found in journals enti- tled Plastics, Additives and Compounding and Additives for Polymers. ... field of application. This kind of classification is sum- marized in Table 1.1. Additives can be subdivided into chemically inert additives and chemically reactive additives. F...

Ngày tải lên: 02/04/2014, 16:26