TDI Prepolymer(PPG,PES,PTMG)

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TDI Prepolymers

Description: TDI Prepolymers are produced by TDI with Polyether polyol,polyester polyol or PTMEG. They are white solid or semisolid or yellow transparent liquid which can be cured by MOCA,E300 or other curing agent.


Characteristic：Environmental,Excellent abrasion resistance, good oil resistance, nice mechanical property, Good rebound. Color can be regulated by adding pigment.


Application: 

Rod, sheet, roller, polyurethane screen sheet, sealing ring



Package: 20kg per drum or 200kg per drum

Shelf life: 1 year 

Delivery time：Within 14 days after receiving payment


Polyester Polyol /TDI Prepolymers

TypeJY3221JY3130JY3140JY3143JY3150JY3170
NCO content %2.1±0.13.0±0.14.0±0.24.3±0.25.0±0.27.0±0.2
Appearance at 20℃White solid
MOCA/g(100g prepolymer)68.611.712.514.520.0
Gel time/min9128864.5
Hardness（Shore A）72±280±290±192±194±162D


PPG/TDI Pre-polymers

TypeJY1155D1230D1250D1262
NCO content(%)5.5±0.23.0±0.15.0±0.26.2±0.2
Appearance at 20℃Light yellow to yellow liquid
MOCA/g(100g prepolymer)16.08.614.518
Gel Time(min)993.53
Hardness（Shore A）89±270±290±294±2


PTMEG/TDI Pre-polymers

TypeJY2130JY2135JY2142JY2162JY2170JY2186JY2196
NCO content/%3.0±0.13.5±0.14.2±0.26.2±0.27.0±0.28.6±0.29.65±0.2
Appearance at 20 ℃White solid
MOCA/g(100g prepolymer )8.81012.11820.52527
Gel time /min1211106442
hardness（shore A）82±285±290±195±197±165D75D


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