Manali Petrochemical annually produces 27000 metric tonnes of propylene oxide, 14, 000 metric tonnes of propylene glycol and 15, 000 metric tonnes of polyether polyol and system polyol.
42.
The functional group used as the starting point for a polymeric polyol need not be a hydroxyl group; there are a number of important polyols which are built up from amines.
43.
Castor oil is the only commercially available natural oil polyol that is produced directly from a plant source : all other NOPs require chemical modification of the oils directly available from plants.
44.
A heavy polyol that already has partially been esterified will find it difficult to nucleophilically attack your methyl ester, while methanol being light and numerous will find it easy to attack triglycerides.
45.
In this process raw vegetable oil, high in unsaturated component, is combined with additional polyol and heated to cause transesterification of the triglycerides into a mixture of mono-and diglyceride oils.
46.
The transformer is cooled by a cooling agent made of a polyol-ester mix, which is recirculated by two independent canned motor pumps; these pumps make the occurrence of leaks almost impossible.
47.
These compounds are formed by reacting the polyol component with an isocyanate compound, typically toluene diisocyanate ( TDI ); methylene diisocyanate ( MDI ) and hexamethylene diisocyanate ( HDI ) are also widely used.
48.
They carried out an extensive survey of the diversity of the polyol dehydrogenases and determined rules for the steric specificity of these enzymes . ( McCorkindale and Edson, 1954; Arcus and Edson, 1956 ).
49.
It is also recommended as an additive when using polyol sweeteners such as erythritol and xylitol which have a cooling effect, due to its heating effect in the mouth, if the cooling effect is not wanted.
50.
After years of research and getting by on the equity provided by the Quincy group ( which has grown from about 20 to nearly 40 investors ), International Polyol was ready to put its technology to the test.
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