Prapolimer jenis polieter/TDI
Produk mempunyai rintangan haus yang baik, rintangan air, rintangan acuan, sifat mekanikal yang sangat baik, dan warna boleh ditambah untuk menyesuaikan warna.Ia digunakan untuk membuat produk poliuretana seperti batang getah, roda getah, plat, salutan getah dan pelbagai bahagian.
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 |
Keadaan pada 20 ℃ | Cecair Lutsinar Tidak Berwarna | |||||
MOCA100g Prapolimer /g | 11.5 | 13.0 | 16.0 | 17.5 | 23 | 24.0 |
Kelikatan (85℃)/mPa·s | 340 | 300 | 250 | 250 | 450 | 400 |
Suhu pencampuran /℃(Prepolymer/MOCA) | 80/120 | 80/120 | 80/120 | 80/120 | 75/110 | 75/110 |
Masa gel / min | 10 | 9.5 | 9 | 6 | 2 | 2 |
Masa selepas pemvulkanan (100℃) /j | 10 | 10 | 10 | 10 | 10 | 10 |
Kekerasan(Pantai A) | 78±2 | 82±2 | 88±1 | 92±1 |
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Kekerasan(Pantai D) |
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| 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 | - | - |
Kekuatan tegangan /MPa | 27 | 28 | 32 | 35 | 39 | 42 |
Pemanjangan / % | 550 | 480 | 400 | 350 | 230 | 180 |
Kekuatan koyakan /(KN/m) | 46 | 55 | 76 | 78 | 123 | 145 |
Lantunan / % | 28 | 24 | 24 | 33 | 40 | 51 |
Ketumpatan (24℃)/(g/ cm3) | 1.11 | 1.12 | 1.14 | 1.14 | 1.18 | 1.18 |
Din pakai /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 |
Keadaan pada 20 ℃ | Cecair Lutsinar Tidak Berwarna | |||||||
MOCA 100g Prapolimer /g | 8.6 | 10.3 | 11.5 | 13 | 14.5 | 18 | 19 | 20.5 |
Kelikatan (85℃)/mPa·s | 200 | 250 | 350 | 400 | 450 | 240 | 300 | 400 |
Suhu pencampuran /℃(Prepolymer/MOCA) | 85/120 | 85/120 | 80/120 | 80/120 | 80/120 | 75/120 | 75/120 | 75/120 |
Masa gel / min | 9 | 5 | 4.5 | 4 | 3.5 | 3 | 2.5 | 2 |
Masa selepas pemvulkanan (100℃) /j | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 |
Kekerasan(Pantai 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 |
Kekuatan tegangan /MPa | 7 | 10 | 19 | 21 | 31 | 32 | 35 | 33 |
Pemanjangan / % | 600 | 550 | 500 | 480 | 460 | 450 | 440 | 420 |
Kekuatan koyakan /(KN/m) | 34 | 44 | 53 | 57 | 73 | 78 | 95 | 120 |
Lantunan / % | 50 | 48 | 41 | 31 | 30 | 31 | 41 | 43 |
Ketumpatan (24℃)/(g/ cm3) | 1.08 | 1.09 | 1.11 | 1.13 | 1.14 | 1.15 | 1.16 | 1.17 |
Din pakai /mm³ | 163 | 159 | 116 | 157 | 135 | 117 | 143 | 135.6 |