The present invention relates to a sulfur-containing polyureaurethane and a method of preparing said polyureaurethane. The sulfur-containing polyureaurethane is adapted to have a refractive index of at least 1.57,an Abbe number of at least 32 and a density of less than 1.3 g/cm 3 , when at least partially cured.
申请公布号
AU2003297632(A1)
申请公布日期
2004.07.29
申请号
AU20030297632
申请日期
2003.12.03
申请人
PPG INDUSTRIES OHIO, INC.
发明人
NINA BOJKOVA;ROBERT, A. SMITH;ROBERT, D. HEROLD;CHANDRA RAO;WILLIAM, H. MCDONALD;VIDHU, J. NAGPAL;MARVIN, J. GRAHAM;PHILLIP, C. YU;SURESH SAWANT;MICHAEL, O. OKOROAFOR
