نتایج جستجو برای: dissolving pulp
تعداد نتایج: 23414 فیلتر نتایج به سال:
• Cellulose-lignin fiber. Straw-based regenerated Ionic liquid Phase diagram. The direct dissolution and joint spinning of cellulose lignin in BmimChc EmimAc were investigated by using blends dissolving pulp kraft as a model for subsequent processing real lignocellulosics wood-TMP wheat straw. solubility the solvents is represented ternary phase diagrams. limits different cellulose/lignin ratio...
Immunity from such infections may be natural or may be acquired. By natural immunity we understand a natural resistance to infection by certain micro-organisms which are known to have pathogenic properties for other species of animals. It is know, for instance, that microbes which produce a rapidly fatal disease in one kind of animal are quite innocuous when introduced even in enormous numbers ...
ALTHOUGH it has not been in my power to extend the inquiry into the causes and effects of the variolæ vaccinæ much beyond its original limits, yet, perceiving that it is beginning to excite a general spirit of investigation, I think it of importance, without delay, to communicate such facts as have since occurred, and to point out the fallacious sources from whence a disease imitative of the tr...
Abstract The molar masses and mass distributions of three commercial regenerated cellulose samples, viscose rayon, Tencel, Bemliese (or cuprammonium nonwoven), have been determined by dissolution in 8% (w/w) lithium chloride/ N , -dimethylacetamide (LiCl/DMAc) subsequent size-exclusion chromatography with multi-angle laser-light scattering detection (SEC/MALLS). Before LiCl/DMAc, the samples we...
results the results showed that the fiber diameter and the amount of loratadine affected the drug release and the disappearance time of nanofibers. the smaller the fiber diameter and drug amount, the faster the solubility and the release time of nanofibers. conclusions it was concluded that electrospinning can be a suitable method for preparing fast-dissolving loratadine nanofibers. materials a...
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