Bis[3-(triethoxysilyl)propyl]tetrasulfide

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TECHNICAL DATA SHEET

Chemical Name:	Bis[3-(triethoxysilyl)propyl]tetrasulfide
CAS No.:	40372-72-3
Structural formula:	C18H42O6S4Si2
Characteristic:	CN-YG69 is a sulfur-containing organosilane containing
	bifunctional groups. It can be used in the combination of rubber and white base material containing silanol groups.
PROPERTIES	SPECIFICATION
Appearance:	Yellow Transparent liquid
Sulfur Content（%）:	21.00-23.00
By-products GC*（%）:	≤4.0
Specific Gravity (25℃,g/cm3）:	1.080±0.02
Refractive Index (25℃,g/cm3）:	1.480±0.02
S2 Content HPLC(%) S2:	17.0±3.0
S3 Content HPLC(%) S3:	30.0±4.0
S4 Content HPLC(%) S4:	24.0±3.0
S5-S8 Content HPLC(%) S5-S8:	27.0±3.0
Average Sulfur Chain Length (%) :	3.75±0.15
Chlorine Content（%）:	≤0.6
Pakaging: 25L,200L,1000L
Storage conditions: After the container is opened, it should be sealed to prevent water vapor from entering to produce hydrolysis. Stored in the original unopened container at room temperature, this product has a shelf life of one year from the date of production, and expired products are tested. After passing, the buyer decides whether to continue to use it.
Applications: It is a bifunctional polysulfide organosilane coupling agent successfully used in the rubber and plastics industry.
Precautions: After the container is opened, it should be sealed to prevent water vapor from entering to produce hydrolysis.

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