In organic chemistry, a polyol is an organic compound containing multiple hydroxyl groups (−OH). The term "polyol" can have slightly different meanings...
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The polyol pathway is a two-step process that converts glucose to fructose. In this pathway glucose is reduced to sorbitol, which is subsequently oxidized...
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Polyurethane (section Polyols)
polyurethane is typically produced by reacting a polymeric isocyanate with a polyol. Since a polyurethane contains two types of monomers, which polymerize one...
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FODMAP (redirect from Fermentable Oligo-, Di-, Monosaccharides And Polyols)
FODMAPs or fermentable oligosaccharides, disaccharides, monosaccharides, and polyols are short-chain carbohydrates that are poorly absorbed in the small intestine...
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Polyisocyanurate (/ˌpɒlɪˌaɪsoʊsaɪˈænjʊəreɪt/), also referred to as PIR, polyol, or ISO, is a thermoset plastic typically produced as a foam and used as...
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softeners/plasticizers, flavors, colors, and, typically, a hard or powdered polyol coating. Its texture is reminiscent of rubber because of the physical-chemical...
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Natural oil polyols, also known as NOPs or biopolyols, are polyols derived from vegetable oils by several different techniques. The primary use for these...
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compound, the naturally occurring achiral meso four-carbon sugar alcohol (or polyol). It is the reduced form of either D- or L-erythrose and one of the two...
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tonnes of propylene glycol and 15,000 metric tonnes of polyether polyol and system polyol. Manali Petrochemical Ltd Plant-I (originally built by SPIC) set...
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Orlon, ABS polypropylene – polymerized propylene propylene oxide polyether polyol – used in the production of polyurethanes propylene glycol – used in engine...
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Klussman et al. evaluated the toxicity of polyols on a rat neurochip model and concluded that the accumulation of polyols has likely only a secondary effect...
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catalyzed by aldose reductase. Glucose reduction is the first step of the polyol pathway of glucose metabolism, and is implicated in multiple diabetic complications...
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led to an interest in sugar substitutes. Interest in xylitol and other polyols became intense, leading to their characterization and manufacturing methods...
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in polyol pathway of glucose metabolism. Aldose reductase catalyzes the NADPH-dependent conversion of glucose to sorbitol, the first step in polyol pathway...
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Diabetic neuropathy (section Polyol pathway)
complications of diabetes. Also called the sorbitol/aldose reductase pathway, the polyol pathway appears to be implicated in diabetic complications, especially in...
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however, is not a suitable substrate for the next enzyme in the polyol pathway, polyol dehydrogenase. Thus, galactitol accumulates in body tissues and...
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containing ether linkages in their main chain. The term polyol generally refers to polyether polyols with one or more functional end-groups such as a hydroxyl...
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pathway within the body. It is also recommended as an additive when using polyol sweeteners such as erythritol and xylitol which have a cooling effect, due...
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from excessive consumption of the oil. Castor oil is used as a biobased polyol in the polyurethane industry. The average functionality (number of hydroxyl...
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in water. Other smaller components of the diet, such as organic acids, polyols, and ethanol (drinking alcohol) may contribute to the energy input. Some...
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Silver nanoparticle (section Polyol process)
(although the polyol itself is also often the capping agent). The Ag+ species is then reduced by the polyol to colloidal nanoparticles. The polyol process is...
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chemical compounds with one hydroxyl group Alcohols Phenols Enols Ynols Polyols, chemical compounds with multiple hydroxyl groups Diols, chemical compounds...
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Elastomers. An isocyanate (usually a diisocyanate) is reacted with a polyol. All types of polyol may in theory be used to produce polyurethane prepolymers. These...
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transesterification and the addition of other glycols, polyols, or glycerol to form a new polyol. The polyol from the third method can be used in polyurethane...
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similar to maltose, a molecule composed of two joined glucose molecules. Polyols are sugar alcohols and are used in chewing gums where a sweet flavor is...
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to produce polyether polyols. The alkoxylation process is shown in simplified form: ROH + n OCH2CHCH3 → R(OCH2CHCH3)nOH Polyols derived from PO have complex...
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where partial setting is undesirable before completion of the pour. Typical polyol retarders are sugar, sucrose, sodium gluconate, glucose, citric acid, and...
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xylose Disaccharides Sucrose, lactose, maltose, isomaltulose, trehalose Polyols Sorbitol, mannitol Oligosaccharides (3–9) Malto-oligosaccharides Maltodextrins...
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each methyl group replaced by a hydroxyl (–OH) group. It is therefore a polyol, specifically a tetrol. Pentaerythritol is a white solid. It is a building...
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