نتایج جستجو برای: polyethylene blend

تعداد نتایج: 43483  

2005
Ulla Hippi née Anttila Jukka Seppälä

Ricinoloxazoline maleinate (OXA) was grafted by melt free radical grafting onto polyolefins and elastomers to produce new compatibilizers for polymer blends. Effects of initial monomer and peroxide concentrations on the degree of grafting, on the amount of residual monomer, and on the side reactions were investigated. Reactive compatibilizers could be prepared with a suitable choice of processi...

Journal: :Journal of Applied Polymer Science 2022

A series of blend films comprised 88% hydrolyzed poly(vinyl alcohol) (PVA) with native cassava starch (NCS), high-oxidized (HCS), and pre-gelatinized (PCS) was prepared via solution casting. The blends were plasticized glycerol or glycerol-sorbitol mixture. structure each film characterized by Fourier-transform infrared spectroscopy X-ray diffraction analysis. Cross-sections the PVA/HCS PVA/PCS...

Journal: :Macromolecular Materials and Engineering 2021

Inside Cover: Biaxial melt-drawing of blend films composed ultrahigh molecular weight polyethylene (UHMW-PE) and normal (NMW-PE) produce a unique network structure consisting 30 nm thick homogeneous folded chain crystals. Subsequent biaxial solid-drawing produces nanoporous covering large area the membrane surface (120 mm × 120 mm). Consistence porousness robustness is highly desirable for vari...

Journal: :Dhaka University Journal of Pharmaceutical Sciences 2022

The objective of this project was to improve the solubility poorly water soluble drugs, namely cefuroxime axetil by formulating solid dispersions with hydrophilic polymer. Hydroxypropyl methyl cellulose (HPMC), polyvinyl pyrrolidine (PVP) and polyethylene glycol (PEG) were used as polymeric carriers for preparation dispersion. Solid prepared solvent extraction method. Interaction effect HPMC, P...

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