‘Infinitely’ recyclable polymer shows practical properties of plastics
The world fell dotty with plastics as a result of they are low-cost, convenient, light-weight and long-lasting. For these same reasons, plastics square measure currently trashing the world. Chemists have simply proclaimed another major step toward waste-free, property materials that might in some unspecified time in the future contend with typical plastics. [1]
Processing of Polymer-based Nanocomposites
Processing of compound nanocomposites sometimes needs special attention since the resultant structure—micro- and nano-level is directly influenced by among different factors, polymer/nano-additive chemistry and therefore the process strategy. This book consolidates data, from elementary to development, on compound nanocomposites process with special stress on the processing-structure-property-performance relationships during a big selection of compound nanocomposites. moreover, this book focuses on rising process technologies akin to electrospinning, that has terribly exciting applications starting from medical to filtration. in addition, the vital role contend by the nanoparticles in compound blends structures has been illustrated within the current book, with special concentrate on elementary aspects and properties of nanoparticles migration and interface crossing in unmixable compound mix nanocomposites. [2]
Inhibition of Cationic Polymer-Induced Colloid Flocculation by Polyacrylic Acid
Although the indefinite quantity of ion flocculants used for water treatment is acknowledged to extend within the presence of natural organic matter (NOM), the underlying reasons for this increase aren’t properly understood. Herein, we have a tendency to studied the action behavior of cinnamene latex (PSL) particles within the presence associate degreed absence of polyacrylic acid (PAA5K) as associate degree NOM analog victimization an end-over-end rotation equipment for standardized flow admixture. in the absence of PAA5K, the initial rate of ion flocculant (PAM5M)-induced action was increased, as mirrored by the scale of flocculant in resolution. [3]
METHOD OF PREPARING SUPERABSORBENT POLYMER
Provided could be a technique of making ready a super absorbent chemical compound that exhibits a lot of improved liquid porousness and absorption rate whereas maintaining wonderful absorption performance. the strategy of making ready the superabsorbent chemical compound might embrace the steps of: performing arts crosslinking chemical change of soluble ethylene-based unsaturated monomers having acidic teams that area unit a minimum of part neutralized within the presence of an indoor crosslinking agent to create a water-containing gel chemical compound together with a crosslinked polymer; drying, pulverizing, and size-sorting the water-containing gel chemical compound to create a base chemical compound powder; performing arts surface-crosslinking of the bottom chemical compound powder employing a surface-crosslinking answer together with one or a lot of surface-crosslinking agents within the presence of initial aluminium oxide particles; and adding second aluminium oxide particles to the surface-crosslinked base chemical compound powder then compounding them with one another. [4]
Simulation Study of Polymer Flooding Performance: Effect of Polymer Rheology
The use of increased oil recovery strategies to enhance soil productivity has fully grown and are available to remain within the trade. this can be as a result of its ability to enhance productivity and sweep potency. Waterflooding, the foremost wide used technique to recover oil becomes less effective once the quality magnitude relation is unfavorable and also the displacement potency is low. This ends up in viscous fingering or channeling that ends up in important bypassing of crude. [5]
Reference
[1] ‘Infinitely’ recyclable polymer shows practical properties of plastics
Date: April 26, 2018, Source: Colorado State University (web link)
[2] Processing of Polymer-based Nanocomposites
Ray SS, editor. Processing of Polymer-based Nanocomposites: Introduction. (web link)
[3] Inhibition of Cationic Polymer-Induced Colloid Flocculation by Polyacrylic Acid
Lim V, Yamashita Y, Doan Y, Adachi Y. Inhibition of Cationic Polymer-Induced Colloid Flocculation by Polyacrylic Acid. Water. 2018 Sep 8;10(9):1215. (web link)
[4] METHOD OF PREPARING SUPERABSORBENT POLYMER
Hwang MH, Nam HM, Lee SG, Lee SJ, Jang TH, inventors; LG Chem, Ltd., assignee. METHOD OF PREPARING SUPERABSORBENT POLYMER. United States patent application US 15/755,340. 2018 Aug 30. (web link)
[5] Simulation Study of Polymer Flooding Performance: Effect of Polymer Rheology
- A. Falode1* and K. I. Idoko1
1Department of Petroleum Engineering, University of Ibadan, Nigeria.
