نتایج جستجو برای: hydroxypropyl
تعداد نتایج: 2411 فیلتر نتایج به سال:
Sinapic acid (SA) is a poorly water-soluble substance which could result in poor bioavailability. The aim of this study was to determine the “hydroxypropyl ?-cyclodextrin (HP?CD)” solubilization SA presence auxiliary hydroxypropyl methylcellulose (HPMC) and evaluate ternary inclusion complex prepared by microwave technology. Phase-solubility profiles showed that HP?CD exhibited greatest solubil...
Oil palm empty fruit bunches (OPEFB) can be used as raw material for Hydroxypropyl Methylcellulose (HPMC). HPMC a French fries coating to reduce oil uptake. This research aims study the utilization of OPEFB coating. consists two stages. The first stage is cellulose extraction and synthesis. synthesis through alkalization, methylation, propylation, neutralization. second use with different conce...
It is common to hybridize biopolymers for developing materials with combined properties or functionality. However, are usually not fully compatible despite their chemical similarity, posing challenges create mixed systems. Herein, we investigated how the gelation behavior and rheological of hydroxypropyl methylcellulose (HPMC), a thermal gel, starch (HPS), cooling affect miscibility phase struc...
The aim of this study was to design orally disintegrating tablets of Olanzapine and to complex Olanzapine with 2-hydroxypropyl-β- cyclodextrin with special emphasis on disintegration and dissolution studies. Phase solubility studies demonstrated the formation of 1:1 molar inclusion complex by kneading method. Tablets were prepared by using superdisintegrants namely, sodium starch glycolate, cro...
The aim of this study was to design orally disintegrating tablets of Olanzapine and to complex Olanzapine with 2-hydroxypropyl-β- cyclodextrin with special emphasis on disintegration and dissolution studies. Phase solubility studies demonstrated the formation of 1:1 molar inclusion complex by kneading method. Tablets were prepared by using superdisintegrants namely, sodium starch glycolate, cro...
Compounds of N, N -bis(2-hydroxypropyl) aniline (Isonol C100) and bis (2-hydroxyethyl) aniline) as the most important chain-extender in the cooking of propellant solids composite, stabilizers and plasticizers in the propellants system double and also as a co-plasticizers in ethyl cellulose. It can be said that the most important application of this compounds is in polyurethanes. In the synthesi...
Pear fruits are known for their antioxidant and nutritional characteristics. However, they very susceptible to rapid decay. Edible coating (EC) represents a good strategy maintain postharvest quality. The effects of two EC in slowing down the senescence processes fresh-cut ‘Coscia’ pears were investigated: EC1 (A. vera gel, hydroxypropyl-methylcellulose pomegranate seeds oil (PSO), EC2 gel hydr...
In recent years, the study of natural polymer products such as methane hydrate inhibitors has attracted more and attention in scientific research field. order to achieve environmentally friendly economical with high activity, four chitosan derivatives were successfully synthesized their inhibition effects compared (CS) carboxymethyl (CMCS). Under conditions 6 MPa, 1 °C 400 rpm, induction time w...
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