Effects of the hydroxyl value of polyol in rigid polyurethane foams

Polymers for Advanced Technologies

Volumn 19, Issue 12, 2008, Pages 1729-1734

  Lim, Ho ^b   Kim, Sung Hee ^a   Kim, Byung Kyu ^a  

^a Pusan National University   (South Korea)

^b Korea Polyol Co   (South Korea)

Author keywords

Cell structure; Dimensional stability; Hydroxyl value; Rigid polyurethane foam; Thermal conductivity

Indexed keywords

CELL STRUCTURE; CLOSED CELLS; COMPRESSION STRENGTHS; CROSS LINKS; CROSS-LINK DENSITIES; ENVIRONMENTALLY-FRIENDLY; FOAMING REACTIONS; GEL TIME; GLASS TRANSITION TEMPERATURES; HYDROXYL VALUE; POLYPROPYLENE GLYCOLS; RIGID POLYURETHANE FOAM;

BLOWING AGENTS; ETHYLENE GLYCOL; GELATION; GLASS TRANSITION; POLYMERS; POLYPROPYLENE OXIDES; RIGID FOAMED PLASTICS; THERMAL CONDUCTIVITY; THERMAL INSULATING MATERIALS; THERMOANALYSIS;

DIMENSIONAL STABILITY;

FABRICATION; FOAM; GLASS TRANSITION TEMPERATURE; POLYPROPYLENE; POLYURETHANE; STABILITY; THERMAL CONDUCTIVITY;

EID: 64149113477     PISSN: 10427147     EISSN: 10991581     Source Type: Journal    
DOI: 10.1002/pat.1188     Document Type: Article

References (24)

1. Hapburn C. Polyurethane Elastomers. Elsevier: London, 1991.
2. Oertel G. Polyurethane Handbook. Hanser Publishers: New York, 1985.
3. Szycher M. Szycher's Handbook of Polyurethanes. CRC Press: New York, 1999.
4. Singh H, Sharma TP, Jain AK. Reactivity of the raw materials and their effects on the structure and properties of rigid polyurethane foams. J. Appl. Polym. Sci. 2007; 106: 1014-1023.
5. Mondal P, Khakhar DV. Regulation of cell structure in water blown rigid polyurethane foam. Macromol. Symp. 2004; 216: 241-254.
6. Seo WJ, Park JH, Sung YT, Hwang DH, Kim WN, Lee HS. Properties of water-blown rigid polyurethane foams with reactivity of raw materials. J. Appl. Polym. Sci. 2004; 93: 2334-2342.
7. Seo WJ, Jung HC, Hyun JC, Kim WN, Lee YB, Choe KH, Kim SB. Mechanical, morphological, and thermal properties of rigid polyurethane foams blown by distilled water. J. Appl. Polym. Sci. 2003; 90: 12-21.
8. Harikrishnan G, Khakhar DV. Effect of monomer temperature on foaming and properties of flexible polyurethane foams. J. Appl. Polym. Sci. 2007; 105: 3439-3443.
9. Antolini B, Bianchi F, Bottazzi M, Careri M, Musci M. Development and validation of novel DH-GC-ITMS methods for the determination of Freon F-141b in formulated polyol and rigid polyurethane foam. Chromatographia 2004; 60: 323-327.
10. Heintz AM, Duffy DJ, Hsu SL, Suen W, Chu W, Paul CW. Effects of reaction temperature on the formation of polyurethane prepolymer structures. Macromolecules 2003; 36: 2695-2704.
11. Widya T, Macosko CW. Nanoclay-modified rigid polyurethane foam. Macromol. Sci. Part B-Phys. 2005; 44: 897-908.
12. Lim H, Kim SH, Song JC. Effect of blowing agent type in rigid polyurethane foam. J. Macromol. Sci., Pure Appl. Chem. In press.
13. Goods SH, Neuschwanger CL, Whinnery LL, Nix WD. Mechanical properties of a particle-strengthened polyurethane foam. J. Appl. Polym. Sci. 1999; 74: 2724-2736.
14. Cao X, Lee LJ, Widya T, Macosko C. Polyurethane/clay nanocomposites foams: processing, structure and properties. Polymer 2005; 46: 775-783.
15. Xu Z, Tang X, Gu A, Fang Z. Novel preparation and mechanical properties of rigid polyurethane foam/organoclay nanocomposites. J. Appl. Polym. Sci. 2007; 106: 439-447.
16. Modesti M, Lorenzetti A, Besco S. Influence of nanofillers on thermal insulating properties of polyurethane nanocomposites foams. Polym. Eng. Sci. 2007; 47: 1351-1358.
17. Yang ZG, Zhao B, Qin SL, Hu ZF, Jin ZK, Wang JH. Study on the mechanical properties of hybrid reinforced rigid polyurethane composite foam. J. Appl. Polym. Sci. 2004; 92: 1493-1500.
18. Kwon OJ, Yang SR, Kim DH, Park JS. Characterization of polyurethane foam prepared by using starch as polyol. J. Appl. Polym. Sci. 2007; 103: 1544-1553.
19. Chai JB, Kim BK, Shin YJ. Absorption of hydrophobic fluid by polyurethane foam. J. Korean Ind. Eng. Chem. 1998; 9: 648-653.
20. Niyogi D, Kumar R, Gandhi KS. Water blown free rise polyurethane foams. Polym. Eng. Sci. 1999; 39: 199-209.
21. Gent AN. Engineering with Rubber: How to Design Rubber Components. Hanser Gardner Publications: Cincinnati, 2001.
22. Gedde UW. Polymer Physics. Chapman and Hall: London, 1995.
23. Bird RB, Stewart WE, Lightfoot EN. Transport Phenomena. Wiley: New York, 2006.
24. Wu J-W, Sung W-F, Chu H-S. Thermal conductivity of polyurethane foams. Int. J. Heat Mass Transf. 1999; 42: 2211-2217.