[a]https%3A%2F%2Fwww.sinosil.com%2Fproducts%2Fsisib-pc9530-dicyclopentyldimethoxysilane.html[/a] <br> <br>#Dicyclopentyldimethoxysilane <br> <br>Dicyclopentyldimethoxysilane <br>SiSiB® PC9530 is an alkyl silane. It is used in combination with Ziegler-Natta catalysts to increase the isotactic index of Polypropylene. <br> <br>SiSiB® PC9530 alkyl alkoxy silane is the equivalent of Dow&#039;s Z-6228, Wacker&#039;s CP2-DIMETHOXY, Evonik&#039;s Catylen D400. <br> <br>Technical Data <br> <br>CAS No. 126990 35 0 <br>EINECS No. 404-370-8 <br>Formula C12H24O2Si <br>Molecular Weight 228.4 <br>Boiling Point 228°C [760mmHg] <br>Flash Point 102°C <br> <br>Appearance Colorless clear liquid <br>Density 25/25°C 0.99 <br>Refractive Index 1.467 [20°C] <br>Min. Purity 99.5% <br>Methanol Content Max. 0.05% wt <br>Water Content Max. 0.01% wt <br>Hydrolyzable Chloride Max. 0.001% wt <br> <br>Application <br> <br>SiSiB® PC9530 silane adhesion promoter can increase yield of polymer per unit weight of catalyst. <br> <br>SiSiB® PC9530 is used in combination with Ziegler-Natta catalysts to increase the isotactic index of Polypropylene. <br> <br>SiSiB® PC9530 can increase isotactic content of polypropylene-based silicone polymers. <br> <br>SiSiB® PC9530 can improve molecular weight dispersity of the polymer. <br> <br>Packing and Storage <br> <br>SiSiB® PC9530 is supplied in net weight 190Kg steel drum. <br> <br>In the unopened original container SiSiB® PC9530 has a shelf life of one year in a dry and cool place. <br> <br>For more about silicone softeners and silicone china, contact us.

#custom #silicone #products <br>1,1,3,3-Tetramethyl-1,3-divinyl-disilazane <br>SiSiB® PC9411, Tetramethyldivinyldisilazane is a colorless clear liquid with ammonia odor. <br> <br>Technical Data <br>CAS No. 7691 02 3 <br>EINECS No. 201-701-1 <br>Formula C8H19NSi2 <br>Molecular Weight 185.41 <br>Boiling Point 160°C [760mmHg] <br>Flash Point 34°C <br> <br>Appearance Colorless clear liquid with ammonia odor <br>Density 25/25°C 0.81 <br>Refractive Index 1.440 <br>Min.Purity 96.0% <br> <br>Application <br>SiSiB® PC9411 is used for special silicone resin production. <br>SiSiB® PC9411 is used as silylation reagent. <br>SiSiB® PC9411 is used as clear silicone adhesive promoter for Negative Photoresist. <br> <br>Packing and Storage <br>SiSiB® PC9411 silazane is supplied in 165Kg steel drum. <br>In the unopened original container SiSiB® PC9411 has a shelf life of one year in a dry and cool place. <br> <br>There are many silicone emulsion suppliers, but we are one of the best choices for you. <br> <br>[a]https%3A%2F%2Fwww.sinosil.com%2Fproducts%2Fsisib-pc9411-1133-tetramethyl-13-divinyl-disilazan.html[/a]

#silicone #china <br>1,3-Bis(3-aminopropyl)-1,1,3,3-tetramethyldisiloxane <br>SiSiB® PC9410 is a colorless or yellowish transparent liquid. <br> <br>Technical Data <br>CAS No. 2469 55 8 <br>EINECS No. 219-588-7 <br>Formula C10H28N2OSi2 <br>Molecular Weight 248.51 <br>Boiling Point 135°C [10mmHg] <br>Flash Point 91°C <br> <br>Color and Appearance Colorless or yellowish transparent liquid <br>Density 25/25°C 0.89 <br>Refractive Index 1.449 <br>Min.Purity 97.0% <br> <br>Application <br>SiSiB® PC9410 can be used as endcapping agent for silicone fluid. <br> <br>Packing and Storage <br>SiSiB® PC9410 linear siloxane is supplied in 5Kg pail, 25Kg plastic drum and 200Kg steel drum. <br>In the unopened original container SiSiB® PC9410 has a shelf life of one year in a dry and cool place. <br> <br>There are many custom silicone manufacturers, but we are one of the best choices for you. <br> <br>[a]https%3A%2F%2Fwww.sinosil.com%2Fproducts%2Fsisib-pc9410-13-bis%283-aminopropyl%29-1133-tetramethyldisiloxane.html[/a]

#sisib #silane <br>Tetramethyldivinyldisiloxane <br>SiSiB® PC9401 is a high purity 1,3-Divinyl Tetramethyl Disiloxane, it is a colorless to yellowish clear liquid. <br> <br>Technical Data <br>CAS No. 2627 95 4 <br>EINECS No. 220-099-6 <br>Formula C8H18OSi2 <br>Molecular Weight 186.40 <br>Boiling Point 139°C [760mmHg] <br>Flash Point 24°C <br> <br>Color and Appearance Colorless transparent liquid <br>Density 25/25°C 0.818 <br>Refractive Index 1.412 [20°C] <br>Min.Purity 99% <br> <br>Application <br>SiSiB® PC9401 is primarily used as an end-capper in the production of vinyl end-capped siloxane polymers. The vinyl end-capped silicone polymers can be used in a wide variety of end use applications such as silicone rubber, sealants, coatings and cosmetics. <br>SiSiB® PC9401 is used as a linear inhibitor in the formulating of two-part Silicone RTV-2 Addition Curing systems. <br>Because of the large vinyl content, small amounts are very effective in retarding and controlling the working time or pot life of two-part Addition-Curing RTV rubber silicones. <br>Also, due to its boiling point of 139ºC, it is easily volatilized during curing. A suggested starting formulation is to use 0.25 to 0.50 parts by weight of SiSiB® PC9401 with 100 parts of the Base polymer containing the platinum catalyst. <br> <br>Packing and Storage <br>SiSiB® PC9401 linear siloxane is supplied in 160Kg steel drum. <br>In the unopened original container SiSiB® PC9401 has a shelf life of one year in a dry and cool place. <br> <br>There are many silicone oil suppliers, but we are one of the best choices for you. <br> <br>[a]https%3A%2F%2Fwww.sinosil.com%2Fproducts%2Fsisib-pc9401-tetramethyldivinyldisiloxane.html[/a]

#hexamethyl #cyclotrisiloxane <br>Hexamethyl cyclotrisiloxane <br>SiSiB® PC9240 hexamethylcyclotrisiloxane d3 is the simplest member of a series of cyclic oligodimethylsiloxanes. SiSiB® PC9240 is one of the main raw materials for silicone products. It is widely used in aviation, military industry, medicine and petrochemicals etc. <br> <br>Technical Data <br>CAS No. 541 05 9 <br>EINECS No. 208-765-4 <br>Formula C6H18O3Si3 <br>Molecular Weight 222.46 <br>Boiling Point 134°C <br>Flash Point 35°C <br>Melting Point 65°C <br> <br>Color and Appearance White crystalline powder <br>Density 25/25°C 1.02 <br>Refractive Index 1.4270 [25°C] <br>Min.Purity 98.0% <br> <br>Solubility: soluble in most organic solvents. <br> <br>Application <br> <br>SiSiB® PC9240 may be used as synthetic equivalents for the reactive intermediate dimethylsilanone. <br> <br>SiSiB® PC9240 may be used to synthesize silicone oil, which may has lower freezing point and less surface tension, it is slightly affected by temperature. <br> <br>SiSiB® PC9240 may be used as an effective trapping reagent for a variety of short-lived intermediates, including silanones and silyenes. <br> <br>SiSiB® PC9240 D3 hexamethylcyclotrisiloxane has many unique characteristics than SiSiB® PC9100 (D4). <br> <br>SiSiB® PC9240 may be used to synthesize silicon rubber, which may has better elasticity, better abrasive resistance, and better corrosive resistance. <br> <br>The reaction of SiSiB® PC9240 is more active, can be easily and quickly polymerized under lower temperature and simple catalysts. <br> <br>SiSiB® PC9240 may be used to synthesize many kinds of organic silicone products, which have better stability, better insulation properties and better water resistance. <br> <br>Packing and Storage <br>SiSiB® PC9240 hexamethylcyclotrisiloxane cyclosiloxane is packaged in carton, net weight 25Kg, or steel drum, net weight 170 kg. <br> <br>In the unopened original container SiSiB® PC9240 hexamethylcyclotrisiloxane has a shelf life of one year in a dry and cool place. <br> <br>There are many food grade silicone manufacturers, but we are one of the best choices for you. <br> <br>[a]https%3A%2F%2Fwww.sinosil.com%2Fproducts%2Fsisib-pc9240-hexamethylcyclotrisiloxane.html[/a]

#bstfa# derivatization <br>N,O-Bis(trimethylsilyl)trifluoroacetamide <br>SiSiB® PC9236, BSTFA structure BSTFA TMCS , is a clear to yellowish liquid. <br> <br>Technical Data <br>CAS No. 25561 30 2 <br>EINECS No. 247-103-9 <br>Formula C8H18F3NOSi2 <br>Molecular Weight 257.40 <br>Boiling Point 155°C [760mmHg] <br>Flash Point 23°C <br> <br>Color and Appearance Colorless to yellowish clear liquid <br>Density 25/25°C 0.974 <br>Refractive Index 1.384 <br>Min. Purity 99.0% <br> <br>Application <br>SiSiB® PC9236 BSTFA chemical is used for synthesis of pharmaceutical intermediates. <br> <br>Packing and Storage <br>SiSiB® PC9236 BSTFA reagent, with competitive silane and silicone wholesale price, is supplied in net weight 25Kg, 50Kg and 160Kg steel drum. <br>In the unopened original container SiSiB® PC9236 has a shelf life of one year in a dry and cool place. <br> <br>For more information abou bstfa and bstfa with 1 tmcs, please feel free to contact us! <br> <br>SiSiB SILICONES, as an excellent custom silicone manufacturers, offers a wide range of Silicone gel for you to choose from. <br>[a]https%3A%2F%2Fwww.sinosil.com%2Fproducts%2Fsisib-pc9236-no-bis%28trimethylsilyl%29trifluoroacetamide.html[/a]

#bstfa #tmcs <br>N,O-Bis trimethylsilyl acetamide <br>SiSiB® PC9235 (BSA) silane is a colorless to slightly yellowish liquid which is soluble in many nonpolar and polar aprotic solvents. <br> <br>SiSiB® PC9235, N O bis trimethylsilyl acetamide is an effective silylating agent. It is used in the pharmaceutical and in the chemical industry. Typically the silylating reaction with BSA results in neutral by-products only. <br> <br>Technical Data <br>CAS No. 10416 59 8 <br>EINECS No. 233-892-7 <br>Formula C8H21NOSi2 <br>Molecular Weight 203.43 <br>Boiling Point 73°C [35mmHg] 162°C [760mmHg] <br>Flash Point 42°C <br>Melting Point 24°C <br> <br>Color and Appearance Clear to yellowish clear liquid <br>Density 25/25°C 0.832 <br>Refractive Index 1.418 [25°C] <br>Min. Purity 98.0% <br> <br>Application <br> <br>The trimethylsilyl group is a frequently utilized monofunctional blocking group for protic organic and inorganic materials. <br> <br>As the product eliminated during the silylation is neutral acetamide, SiSiB® PC9235 can be preferably used for substrates which are acid- or base-sensitive. <br> <br>SiSiB® PC9235 can be used for blocking and protection of hydroxyl groups in natural products, e.g. amino acids, carbohydrates <br> <br>SiSiB® PC9235 special silane can be used for blocking and protection of functional groups in organic intermediates. <br> <br>The silylated derivatives show improved chemical stability than the original compounds and allow chemical reactions which otherwise would not be possible. <br> <br>SiSiB® PC9235 can be used for formation of derivatives of H-acid compounds for analysis <br> <br>The silylated derivatives are volatile and can therefore be determined by gas chromatography <br> <br>Deblocking is preferably carried out by means of hydrolysis, giving high yields. In some cases, thermal elimination of the trimethylsilyl group is possible. <br> <br>Packing and Storage <br>SiSiB® PC9235 by SiSiB, a reliable silane mamufacturer, is supplied in 160Kg steel drum. <br>In the unopened original container SiSiB® PC9235 has a shelf life of one year in a dry and cool place. <br> <br>SiSiB SILICONES, as an excellent custom silicone manufacturers, offers a wide range of silicone masterbatch for you to choose from. <br> <br>[a]https%3A%2F%2Fwww.sinosil.com%2Fproducts%2Fsisib-pc9235-no-bis%28trimethylsilyl%29acetamide.html[/a]

#bstfa #tmcs #derivatization <br>Bis trimethylsilyl acetylene <br>SiSiB® PC9233 (BTMSA) is a colorless clear liquid (solid in winter). <br> <br>Technical Data <br> <br>CAS No. 14630 40 1 <br>EINECS No. 238-671-9 <br>Formula C8H18Si2 <br>Molecular Weight 170.40 <br>Boiling Point 136°C [760mmHg] <br>Flash Point 2°C <br>Melting Point 20-22°C <br> <br>Color and Appearance Colorless clear liquid (solid in winter) <br>Density 25/25°C 0.752 <br>Refractive Index 1.427 [25°C] <br>Min. Purity 99.0% <br> <br> <br>Application <br>SiSiB® PC9233 Bis tms acetylene special silane is widely used in the syntheses of drugs. <br> <br>Packing and Storage <br>SiSiB® PC9233, with competitive silicone market price, is supplied in 3.5Kg Fluorinated HDPE pail. <br>In the unopened original container SiSiB® PC9233 has a shelf life of one year in a dry and cool place. <br> <br>SiSiB SILICONES, as an excellent silicone manufacturing companies, offers a wide range of Silicone Fluid for you to choose from. <br> <br>[a]https%3A%2F%2Fwww.sinosil.com%2Fproducts%2Fsisib-pc9233-bis%28trimethylsilyl%29acetylene.html[/a]

#bstfa #chemical <br>N,N&#039;-Bis(trimethylsilyl)urea <br>SiSiB® PC9230 is white crystalline powder. <br> <br>Technical Data <br>CAS No. 18297 63 7 or 127290-39-5 <br>EINECS No. 242-177-9 <br>Formula C7H20N2OSi2 <br>Molecular Weight 204.42 <br>Boiling Point No data °C [760mmHg] <br>Flash Point 82°C <br>Melting Point 220°C <br> <br>Color and Appearance White solid with mild odor <br>Min. Purity 99.0% <br> <br>Application <br>SiSiB® PC9230 is an effective silylating agent. It is used in the pharmaceutical and in the chemical industry. <br> <br>Packing and Storage <br>SiSiB® PC9230, with competitive silicone market price, is supplied in 25Kg cardboard drum. <br> <br>In the unopened original container SiSiB® PC9230 has a shelf life of one year in a dry and cool place. <br> <br>SiSiB SILICONES, as an excellent silicone emulsion suppliers, offers a wide range of Silicone Surfactant for you to choose from. <br> <br>[a]https%3A%2F%2Fwww.sinosil.com%2Fproducts%2Fsisib-pc9230-nn%5C%26%23039%3B-bis%28trimethylsilyl%29urea.html[/a]

#bstfa #reagent <br> <br>SiSiB® PC9220 is a clear colorless and highly flammable liquid. It can be dissolved in many organic solvents, except polar solvents like acetonitrile and water. <br> <br>Technical Data <br> <br>CAS No. 1450 14 2 <br>EINECS No. 215-911-0 <br>Formula C6H18Si2 <br>Molecular Weight 146.38 <br>Boiling Point 112°C [760mmHg] <br>Flash Point -6°C <br> <br>Color and Appearance Colorless clear liquid <br>Density 25/25°C 0.729 <br>Refractive Index 1.4214 <br>Min. Purity 99.0% <br> <br>Application <br>SiSiB® PC9220 is used as silylating agent, protective agent. <br> <br>Packing and Storage <br>SiSiB® PC9220 hexamethyldisilane, with competitive silicone market price, is supplied in 130Kg steel drum. <br>In the unopened original container SiSiB® PC9220 hexamethyldisilane has a shelf life of one year in a dry and cool place. <br> <br>SiSiB SILICONES, as an excellent silicone oil suppliers, offers a wide range of Liquid Silicone Rubber for you to choose from. <br> <br>[a]https%3A%2F%2Fwww.sinosil.com%2Fproducts%2Fsisib-pc9220-hexamethyldisilane.html[/a]

#bstfa #structure <br>Hexamethyldisilazane <br>SiSiB® PC9210 (also called as Bis trimethylsilyl amine; HMDS chemical; HMDZ) is an extremely versatile and strong silylating agent. It is primarily used for the protection of sensitive functional groups during chemical synthesis. <br> <br>Trimethylsilyl moiety silazane is a versatile blocking agent employed in chemical synthesis. Introduction of silyl protective groups has following advantages. <br> <br>Masking of reactive functional groups. <br>Improvement of solubility in polar and or non polar solvent. <br>Improved product stability. <br>Easy removal of protective groups . <br>Additional activation of reactive centres. <br>Easyelimination of hydrogen bonds. <br> <br>One of the advantages of SiSiB® PC9210 over other hexa methyl di silazane is that no base is needed as a hydrochloric acid acceptor. SiSiB® PC9210 produces ammonia which escapes easily from the reaction mixture during silylation. <br> <br>For the price of HMDS/HMDZ chemical and other relevant information, please feel free to contact us. <br> <br>Technical Data <br>CAS No. 999 97 3 <br>EINECS No. 213-668-5 <br>Formula C6H19NSi2 <br>Molecular Weight 161.4 <br>Boiling Point 125°C <br>Flash Point 15°C <br>Ignition point 325°C <br> <br>Color and Appearance Clear colorless liquid <br>Density 25/25°C 0.770 <br>Refractive Index 1.407 <br>Min.Purity 99.0% <br> <br>Application <br>SiSiB® PC9210 hmds hexamethyldisilazane silylating agent can be used to introduce trimethylsilyl group into organic molecules containing an active hydrogen atom such as alcohols, carboxylic acids, amines etc. The most common industrial SiSiB® PC9210 hexamethyldisilazane applications is in production of semi synthetic beta lactum antibiotics as ampicillin and cephalexin. <br> <br>The usual procedure is to protect the carboxylic group in the antibiotic with HDMS followed by acylation with the desired acylchloride. Finally, desilylation under mild aqueous conditions gives the desired product. <br> <br>Packing and Storage <br>SiSiB® PC9210 is supplied in 150Kg steel drum. <br>In the unopened original container SiSiB® PC9210 has a shelf life of one year in a dry and cool place. <br> <br>For more information about hexamethyldisilazane uses, please feel free to contact us! <br> <br>SiSiB SILICONES, as an excellent silicone supplier, offers a wide range of custom silicone products for you to choose from. <br> <br>[a]https%3A%2F%2Fwww.sinosil.com%2Fproducts%2Fsisib-pc9210-hexamethyldisilazane.html[/a]

#hmds #price <br>Hexamethyldisiloxane(MM) <br>SiSiB® PC9200, also called as HMDSO or HMDO, is a colorless clear liquid. <br> <br>Technical Data <br> <br>CAS No. 107 46 0 <br>EINECS No. 203-492-7 <br>Formula C6H18OSi2 <br>Molecular Weight 162.38 <br>Boiling Point 99°C [760mmHg] <br>Flash Point -1°C <br> <br>Appearance Clear liquid <br>APHA 10 <br>Density 25/25°C 0.764 <br>Refractive Index 1.3774 [20°C] <br>Min.Purity 99.0% <br> <br>Application <br> <br>SiSiB® PC9200 hexamethyldisiloxane use can be used as end-capping agent in the production of silicone fluids. <br> <br>SiSiB® PC9200 can be used in following formulation: skin cream lotions, bath oils, suntan lotions, nail polishes, antiperspirants, deodorants, hair sprays and other beauty and hair care products. <br> <br>Packing and Storage <br> <br>SiSiB® PC9200 silane siloxane is supplied in 150Kg steel drum. <br> <br>In the unopened original container SiSiB® PC9200 has a shelf life of one year in a dry and cool place. <br> <br>For more about silicone softeners and silicone china, contact us. <br> <br>[a]https%3A%2F%2Fwww.sinosil.com%2Fproducts%2Fsisib-pc9200-hexamethyldisiloxane%28mm%29.html[/a]