English alias: HMDS; Hexamethyldisilazane; DYNASYLAN HMDS; Bis (trimethylsilyl) amine; 1,1,1- Trimethyl-N- (trimethylsilyl) silanamine Hexamethyldisilazane is a kind of chemical with features of colorless and transparent liquid. It can be easily hydrolyzed,and then emit NH3 and generate hexamethyldisiloxane. In the presence of a catalyst, an alcohol or a phenol is reacted to form a trimethylalkoxysilane [...]
It can eliminate all kinds of allergy symptoms.Its central inhibitory effect is significant, but less than promethazine hydrochloride; It not only has sedation, anti-motion and antiemetic effects, but also has anticholinergic effects.It can ease the bronchial smooth muscle spasm. For a variety of allergic skin diseases,it has active effects, such as urticaria, insect bites;it also [...]
HC Chemical Network: The current methanol Methanol Olefin (MTO) in the coastal area is facing full-line losses, of which, business who produce ethylene and propylene polymer are facing more losses. Limited production + low inventory of methanol usher in "warm winter" This year, not only methanol production enterprises in Hebei, Shanxi and Henan, limited production, but coal chemical industry in [...]
Magnesium oxide is commonly known as bitter soil, also known as magnesia. Magnesium oxide is a basic oxide with the general nature of the oxide,and it belongs to the cementitious material.Its features are explained as follows: white powder (yellowish magnesium nitride), odorless, tasteless, non-toxic,and is a typical alkaline earth metal oxide.Its chemical formula is MgO.Also,its [...]
Hydroxypropylmethylcellulose (INN name: Hypromellose), also simplified as hypromellose (hydroxypropyl methylcellulose, abbreviated as HPMC), belongs to a mixed non-ionic cellulose ether species. It is a semisynthetic, inactive, viscoelastic polymer commonly used in ophthalmology as a lubricant or as an adjuvant or excipient in oral medications and is commonly found in a variety of different commodities. As [...]
HC Chemical Network News: According to “2017 Specialty Chemical Industry Overview" published recently by IHS Markit industry report , in 2016 the total value of global special chemicals market reached $ 556 billion, with a slight decrease compared with 2015, decreased by 0.2%. Vice president of specialty chemicals of IHS Markit and the lead author of the report, Aida Jebens, said [...]
First, the impact of environmental supervision Time up to one year of air pollution control and strengthening supervision in Beijing-Tianjin-Hebei and Sichuan region "2 +26" urban is underway. From January to September there are 84 chemical companies have been forced to shut down in Yangzhou City , and 32 companies have not started in [...]
HC Chemical Network News: The world’s organic pigment products are divided into three types: high performance pigments, phthalocyanine pigments and azo pigments classic. Organic pigments are mainly used in plastics industry, coatings industry and ink industry , but also in other industries with small number. The consumption of global publications ink organic pigment decreased, but grow in packaging ink with pigment year [...]
