the reaction and low in its solution viscosity, it is good in operability and is easily cast and coated. Thus, it can be used for wide-range polyurethane applications. 

Furthermore, since the polyurethane of the present inven› tion is derived from environmentally friendly plants while 

SEQUENCE LISTING <160> NUMBER OF SEQ ID NOS, 9 <210> SEQ ID NO 1 <211> LENGTH, 24 <212> TYPE, DNA <213> ORGANISM, Artificial sequence <220> FEATURE, <223> OTHER INFORMATION, primer <400> SEQUENCE, 1 acgaagtgac tgctatcacc cttg <210> SEQ ID NO 2 <211> LENGTH, 23 <212> TYPE, DNA <213> ORGANISM, Artificial sequence <220> FEATURE, <223> OTHER INFORMATION, primer <400> SEQUENCE, 2 cagaacttta ctgcatccgc aca <210> SEQ ID NO 3 <211> LENGTH, 36 <212> TYPE, DNA <213> ORGANISM, Artificial sequence <220> FEATURE, <223> OTHER INFORMATION, primer <400> SEQUENCE, 3 gtggatgaga caggactatc tagagctaca gtgaca <210> SEQ ID NO 4 <211> LENGTH, 33 <212> TYPE, DNA <213> ORGANISM, Artificial sequence <220> FEATURE, <223> OTHER INFORMATION, primer <400> SEQUENCE, 4 agaattgatt ataggtcact aaaactaatt cag <210> SEQ ID NO 5 <211> LENGTH, 25 <212> TYPE, DNA <213> ORGANISM, Artificial sequence <220> FEATURE, <223> OTHER INFORMATION, primer <400> SEQUENCE, 5 gtaggtatca cccatgcaca agttg <210> SEQ ID NO 6 <211> LENGTH, 23 <212> TYPE, DNA <213> ORGANISM, Artificial sequence <220> FEATURE, <223> OTHER INFORMATION, primer <400> SEQUENCE, 6 24 23 36 33 25 

keeping mechanical strengths such as abrasion resistance, flexibility resistance, etc. as characteristics as conventional polyester polyol-derived polyurethanes, it is expected that the present invention is industrially extremely useful. 

