STORAGE STABLE MELAMINE-UREA-FORMALDEHYDE RESINS AND APPLICATIONS THEREOF
摘要
<p>Melamine-urea-formaldehyde resins may be prepared using processes including a first cook stage, a second cook stage, and a final addition wherein: the molar ratio of formaldehyde to urea and melamine (F: U + M) in the first cook stage is from about 2.0 to about 5.0; and the molar ratio of formaldehyde to urea and melamine (F: U + M) in the second cook stage is from about 1.5 to 3.0; and the molar ratio of formaldehyde to urea and melamine (F: U + M) in the final addition from about 0.4 to 0.70.</p>
申请公布号
WO2009158173(A1)
申请公布日期
2009.12.30
申请号
WO2009US46374
申请日期
2009.06.05
申请人
HEXION SPECIALTY CHEMICALS, INC.;HEXION SPECIALTY CHEMICALS RESEARCH BELGIUM S.A.;NO, BYUNG, YOUNG;MOTTER, WILLIAM, K.;HARMON, DAVID, M.
发明人
NO, BYUNG, YOUNG;MOTTER, WILLIAM, K.;HARMON, DAVID, M.