The method of determining the hydroxyl number in polyols and oxo alcohols specified in DIN EN ISO 4629-2 derives its theory from the catalytic acetylation of the hydroxyl group. Once the intermediate ...

Farmington, May 08, 2023 (GLOBE NEWSWIRE) -- The Global Hydroxyl-Terminated Polybutadiene (HTPB) Market is set to witness a CAGR of 9.5% to reach a market valuation of US$ 498.7 million by 2030, up ...

With the expansion of the hydroxyl-terminated polybutadienes production capacity at its Marl site in 2024 and the development ...

According to a study published in Water Research in April 2020, superoxide produces hydroxyl radicals in lake water. Hydroxyl radicals break down poorly biodegradable organic matter such as humic ...

Astronomers with the MeerKAT radio telescope uncover the universe's most distant hydroxyl gigamaser, revealing new insights into cosmic phenomena and paving the way for future discoveries. Explore how ...

Hydroxyl, an important but difficult-to-detect molecule, is made up of a hydrogen and oxygen atom each. It has now been found in the upper reaches of the Venusian atmosphere about 100 kilometers above ...

Astronomers have detected a new chemical signature in the atmosphere of an extrasolar planet (a planet that orbits a star other than our Sun). The hydroxyl radical (OH) was found on the dayside of the ...

IT is well known that when dyed cellulose fabrics are printed with pastes containing the reducing agent sodium sulphoxylate formaldehyde, and steamed, in order to produce a white design on a coloured ...

Evonik is actively taking the next steps to further expand its HTPB production capacities. Construction is now underway to significantly increase output at its existing German site, scheduled to go on ...