Polyurea Coatings for Waterproof Sealant Product Series

DSPU-601

INTRODUCTION DSPU-601 is two-component polyurea spray type combination, which is used in a variety of base material protection. 100% solid content, no solvents, no volatile, little or no odor, strictly comply with the VOC limit standard, belongs to the environmentally friendly materials. PHYSICAL PROPERTIES

Item	Unit	Polyether component	Isocyanate component
Appearance		viscous liquid	viscous liquid
Density（20℃）	g/cm3	1.02±0.03	1.08±0.03
Dynamic Viscosity（25℃）	mPa·s	650±100	800±200
shelf life	month	6	6
Storage Temperature	℃	20-30	20-30

PRODUCT PACKAGING 200kg /drum STORAGE B component (isocyanate) is moisture sensitive. Unused raw materials should be stored in a sealed drum, avoid moisture intrusion .A component (polyether) should stir well before use. PACKAGING DTPU-401 is sealed in 20kg or 22.5kg pails and transported in wooden cases. POTENTIAL HAZARDS Part B (isocyanates) stimulate the eye, respiratory and skin through breathing and skin contact, and possibly sensitization. When contact part B ( isocyanates), necessary preventive measures should be taken according to material safety date sheet (MSDS). WASTE DISPOSAL With reference to the material safety date sheet (MSDS) of the product, or deal with it in accordance with local laws and regulations. PROPOSAL OF PROCESS

	Unit	Value	Test Methods
Mix ratio	By volume	1:1(A:B)
GT	s	5-10	GB/T 23446
Surface dry time	s	15-25
Temperature of material-part A-part B	℃	65-70
Pressure of material-Part A-Part B	PSI	2500

PHYSICAL PROPERTIES OF FINISHED PRODUCT

	DSPU-601	Unit	Test Methods
Hardness	≥80	Shore A	GB/T 531.1
Tensile Strength	≥16	MPa	GB/T 16777
Elongation at break	≥450	%
Tear strength	≥50	N/mm	GB/T 529
impervious	℃		GB/T 16777
Bibulous rate	≤5	%	GB/T 23446
solid content	100	%	GB/T 16777
Adhesive strength, dry base material	≥2	Mpa

The data provided above are typical value, which are tested by our company. For our company's products, the data included in the law do not have any constraints.