Product Description

Polyether/TDI type prepolymer
The products have good wear resistance, water resistance, mold resistance, excellent mechanical properties, and color can be added to adjust the color. It is used to make polyurethane products such as rubber stick, rubber wheel, plate, rubber coating and miscellaneous parts.

Model	D1140	D1145	D1155	D1160	D1180	D1185
NCO/%	4.0±0.2	4.5±0.2	5.5±0.2	6.0±0.2	8.0±0.2	8.5±0.2
State at 20 ºC	Colorless Transparent Liquid
MOCA 100g Prepolymer /g	11.5	13.0	16.0	17.5	23	24.0
Viscosity (85ºC)/mPa·s	340	300	250	250	450	400
Mixing temperature /ºC(Prepolymer/MOCA)	80/120	80/120	80/120	80/120	75/110	75/110
Gel time /min	10	9.5	9	6	2	2
Post vulcanization time (100ºC) /h	10	10	10	10	10	10
Hardness(Shore A)	78±2	82±2	88±1	92±1
Hardness(Shore D)					70±1	78±1
100% Modulus/MPa	4.6	5.0	5.5	6.2	23.2	32.5
300% Modulus /MPa	8.2	9.2	13.0	20.8	-	-
Tensile strength /MPa	27	28	32	35	39	42
Elongation / %	550	480	400	350	230	180
Tear strength /(KN/m)	46	55	76	78	123	145
Rebound / %	28	24	24	33	40	51
Density (24ºC)/(g/ cm3)	1.11	1.12	1.14	1.14	1.18	1.18
Din wear /mm³	148	112	109	141	131	89

Model	D1230	D1235	D1240	D1245	D1250	D1262	D1265	D1270
NCO/%	3.0±0.1	3.5±0.1	4.0±0.1	4.5±0.2	5.0±0.2	6.2±0.2	6.5±0.2	7.0±0.2
State at 20 ºC	Colorless Transparent Liquid
MOCA 100g Prepolymer /g	8.6	10.3	11.5	13	14.5	18	19	20.5
Viscosity (85ºC)/mPa·s	200	250	350	400	450	240	300	400
Mixing temperature /ºC(Prepolymer/MOCA)	85/120	85/120	80/120	80/120	80/120	75/120	75/120	75/120
Gel time /min	9	5	4.5	4	3.5	3	2.5	2
Post vulcanization time (100ºC) /h	10	10	10	10	10	10	10	10
Hardness(Shore A)	70±2	78±2	84±2	86±2	90±1	94±1	97±1(53D)	60D±1
100% Modulus/MPa	2.1	4.2	5.4	5.9	8.9	9.2	15.2	15.8
300% Modulus /MPa	3.0	6.3	10.0	10.3	14.6	16.8	24.6	23
Tensile strength /MPa	7	10	19	21	31	32	35	33
Elongation / %	600	550	500	480	460	450	440	420
Tear strength /(KN/m)	34	44	53	57	73	78	95	120
Rebound / %	50	48	41	31	30	31	41	43
Density (24ºC)/(g/ cm3)	1.08	1.09	1.11	1.13	1.14	1.15	1.16	1.17
Din wear /mm³	163	159	116	157	135	117	143	135.6

Polyether/Tdi Type Prepolymer Used to Make Polyurethane Products

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1) be with good quality and pretty competitve price.
2) improve the quality of your production, simplifying the processing method.
3) customized and improve your competitiveness in your field.
Polyether/Tdi Type Prepolymer Used to Make Polyurethane Products