Knowledge (XXG)

Moisture cure polyurethane

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Thermal and mechanical properties of moisture cured polyurethane-urea /clay nanocomposite coatings have been studied in relationship to clay dispersion and intercalation of clay platelets in the urethane-urea matrix. Coatings were prepared by moisture curing of IPDI capped hydroxyl terminated
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and coating industries. Thermal, mechanical, and surface properties of hyperbranched polyurethane-urea (HBPU) moisture cured coatings have been studied in relationship to chemical structure. Different NCO terminated HBPU prepolymers were prepared by reacting hyperbranched polymers with
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that is generally referred to as the “soft phase”. Likewise the corresponding “hard phase” is born from the di- or polyisocyanates that through water reaction produce a highly crosslinked material with softening temperature well above room temperature.
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rich polyether polyols with HMDI at NCO/OH eq. ratio of 1.2 to obtain isocyanate-terminated polyurethane prepolymers. The prepolymers were cured under atmospheric moisture to make polyurethane–urea free films.
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Kantheti, S.; Sarath, P. S.; Narayan, R.; Raju, K. V. S. N. (2013). "Synthesis and characterization of triazole rich polyether polyols using click chemistry for highly branched polyurethanes".
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Rath, S. K.; Patri, M.; Khakhar, D. V. (2012). "Structure–thermomechanical property correlation of moisture cured poly(urethane-urea)/clay nanocomposite coatings".
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polybutadiene/clay dispersions in a relative humidity (RH) of 50% at 25 °C. Moisture cured polyurethane–urea coatings have been made by reacting
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Mishra, A. K.; Narayan, R.; Raju, K. V. S. N. (2012). "Structure–property correlation study of hyperbranched polyurethane–urea(HBPU)coatings".
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Ren, Dakai; Frazier, Charles E. (2012). "Wood/adhesive interactions and the phase morphology of moisture-cure polyurethane wood adhesives".
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polyurethane-ureas exhibiting microphase-separated morphologies. One phase is derived from a typically flexible (subambient
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Handbook of Pressure-Sensitive Adhesives and Products: - Three Volume Set
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Moisture cure polyurethanes have been widely used in the
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Benedek, Istvan; Feldstein, Mikhail M. (2019-07-05).
232: 92:International Journal of Adhesion and Adhesives 27:-terminated prepolymers that are formulated to 31:with ambient water. Cured PURs are segmented 8: 82: 212:10.1016/j.reactfunctpolym.2013.09.002 7: 200:Reactive & Functional Polymers 14: 185:10.1016/j.porgcoat.2012.05.011 158:10.1016/j.porgcoat.2012.01.015 104:10.1016/j.ijadhadh.2011.12.009 1: 233:Polyurethane Chemical Systems 173:Progress in Organic Coatings 146:Progress in Organic Coatings 37:glass transition temperature 228:Polyurea & Polyurethane 17:Moisture-cure polyurethanes 264: 63:isophorone diisocyanate 21:polyurethane prepolymer 206:(12): 1597–1605. 130:978-1-4398-3311-7 255: 216: 215: 195: 189: 188: 168: 162: 161: 141: 135: 134: 114: 108: 107: 87: 263: 262: 258: 257: 256: 254: 253: 252: 238: 237: 224: 219: 197: 196: 192: 170: 169: 165: 143: 142: 138: 131: 116: 115: 111: 89: 88: 84: 80: 54: 42: 12: 11: 5: 261: 259: 251: 250: 240: 239: 236: 235: 230: 223: 222:External links 220: 218: 217: 190: 179:(3): 264–273. 163: 152:(3): 491–501. 136: 129: 109: 81: 79: 76: 71:1,2,3-triazole 53: 50: 40: 13: 10: 9: 6: 4: 3: 2: 260: 249: 248:Polyurethanes 246: 245: 243: 234: 231: 229: 226: 225: 221: 213: 209: 205: 201: 194: 191: 186: 182: 178: 174: 167: 164: 159: 155: 151: 147: 140: 137: 132: 126: 123:. CRC Press. 122: 121: 113: 110: 105: 101: 97: 93: 86: 83: 77: 75: 72: 66: 64: 59: 51: 49: 46: 38: 34: 30: 26: 22: 18: 203: 199: 193: 176: 172: 166: 149: 145: 139: 119: 112: 95: 91: 85: 67: 55: 20: 16: 15: 52:Application 78:References 25:isocyanate 98:: 55–61. 33:copolymer 242:Category 58:adhesive 23:-- are 127:  45:polyol 19:-- or 125:ISBN 29:cure 208:doi 181:doi 154:doi 100:doi 39:, T 244:: 204:73 202:. 177:75 175:. 150:74 148:. 96:34 94:. 43:) 214:. 210:: 187:. 183:: 160:. 156:: 133:. 106:. 102:: 41:g

Index

isocyanate
cure
copolymer
glass transition temperature
polyol
adhesive
isophorone diisocyanate
1,2,3-triazole
doi
10.1016/j.ijadhadh.2011.12.009
Handbook of Pressure-Sensitive Adhesives and Products: - Three Volume Set
ISBN
978-1-4398-3311-7
doi
10.1016/j.porgcoat.2012.01.015
doi
10.1016/j.porgcoat.2012.05.011
doi
10.1016/j.reactfunctpolym.2013.09.002
Polyurea & Polyurethane
Polyurethane Chemical Systems
Category
Polyurethanes

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