Chine (Rép. pop) Habillement Enfant
Habillement Enfant

Octamethylcyclotetrasiloxane (D4)

Product Name: D4 Silicone Octamethylcyclotetrasiloxane< /u>

Molecular Formula: (CH3 ) 8 Si4 O4

Octamethylcyclotetrasiloxane CAS No.: 556-67-2

Physical and Chemical Properties:

Freezing Point: 17~18

Boiling Point: 175-176

Flash Point: 60Relative Densitywater=1: 0.956

Appearance: Colorless transparent liquid without visible impurity

Octamethylcyclotetrasiloxane Uses
It is colorless, inflammable, and can not dissolve in water, but dissolve in organic solvents such as benzene, etc. It can be used to synthesize organic silicon polymer by acid or alkali catalysis to manufacture silicone oil, silicone rubber, etc. It can also be used directly as a treating agent for rubber stuffing and the raw material for cosmetics.
Preparation Method of omctsD4 Silicone
Dimethyl dichlorosilane is added dropwise to water, the temperature is maintained at 30-40℃, stratified, the acidic water is released, the oily substance is hydrolyzed with sodium hydroxide solution, the hydrolysate and 0.5%-2% potassium hydroxide are added into the cracking kettle and cracked at 120-140℃ and 99.8kPa vacuum. The cracked material is fractionated and the fraction is collected at 173-176°C to obtain d4 silicone octamethylcyclotetrasiloxane.

If you are looking for a reliable silicone products manufacturer, don't hesitate to contact us!

Localisation : No.20 Huayin North Road, High-tech Industrial Park, Quzhou, Zhejiang,China, 324004 No.20 Huayin North Road, High-tech Industrial Park, Quzhou, Zhejiang,China,
Personne à contacter : Cheng Doris, 05708598517

Bonne affaire : acheter au vendeur

Consultez notre guide pour effectuer une transaction en toute sécurité ! En aucun cas Algomtl ne peut être tenu responsable des annonces publiées. Seule la responsabilité du vendeur ou de l'acheteur en cas de litige est engagée.
Nous vous invitons à lire nos conditions générales d'utilisations. Vous pouvez aussi vous rendre sur nos FAQ et consulter notre page d'informations sur les risques liés à la contrefaçon.
Cette page concerne les importateurs et exportateurs de
Octamethylcyclotetrasiloxane (D4)

Rechercher dans la catégorie : Habillement Enfant
Rechercher dans la catégorie :
octamethylcyclotetrasiloxane
Hong Kong 050000 Divers
Woven Middle Speed Corrugator Belt

Tuesday 16 June 2015

Quantité : 10000m2/we - Prix : USD 80-90/m2

Woven Middle Speed Corrugator Belt Woven High Speed Corrugator Belt was developed to high speed running and rapid dying of the corrugat ed board.the structure and the quality of the belt facilitates steam evaporation from the paperboard .The surface of the belt is twill weave to...

Huatao Wire Belt Factory

  • 050000 - shijiazhuang
  • 86 311 80772027
Thailande 50000 Alimentaire
Best Quality Cheapest Cranberry Freeze Dried Fruit

Wednesday 17 February 2016

Quantité : 1000MT - Prix : $1200/MT/ CIF

- Description - PTT dried fruit are 100% freeze-dried fruit, nothing else is added. Absolutely NO additives or preservatives - a natural, healthy, delicious fruit snack made from real fruit and packed with the same nutrition as fresh fruit. Our freeze dried fruit are perfectly...

KHUN JACK PARTNERSHIP LIMITED

  • 50000 - CHIANG MAI
  • +66 9 56 19 49 81
France 201900021 Véhicule
LED outdoor advertisement vehicle-EW4700

Sunday 06 October 2013

Quantité : 1 set - Prix : USD125,000

Product parameters: Parameters EW4700-S12-P10 (Complete Vehicle) Chassis Brand Foton Aumak External 8310mm x 2175mm x 3750mm Power Cummins Curb weight 3700KGS Emission standards Euro IV Total Weight 14495KGS Seat One and half row A 1995 Wheelbase 4700mm Hydraulic Lifting...