Zobrazeno 1 - 4
of 4
pro vyhledávání: '"Seong-il Um"'
Publikováno v:
Journal of the Korean Institute of Resources Recycling. 20:3-15
Current, Registration fields of CDM projects are being conducted in a variety of parts such as mostly energy, chemical processing and manufacturing processes. However, there are not many CDM project registrations by recycling of inorganic waste. In t
Autor:
Seong-il Um
Publikováno v:
Dyes and Pigments. 75:185-188
Fluorescent brighteners based on dicarboxylic acid derivatives are compounds of the benzoxazole type, synthesized by a simple reaction using polyphosphoric acid. The obtained compounds ( 4a – c , 6a – c , 8a – c ) were characterized by the anal
Publikováno v:
Dyes and Pigments. 75:681-686
Disodium 4,4′-bis(1,3,5-triazin-6-yl)diaminostilbene-2,2′-disulfonate derivatives ( 11a – h ) which were substituted with 4-amino-2,6-di- tert -butylphenol ( 3 ) or 4-(2-amino-ethyl)-2,6-di- tert -butylphenol ( 6 ) as an antioxidant on triazine
Publikováno v:
Dyes and Pigments. 64:25-30
Disodium 4,4′-bis(1,3,5-triazin-6-yl)diaminostilbene-2,2′-disulfonate derivatives (9a–i) which were asymmetrically substituted with various nucleophilic substituents on triazine moiety were prepared. The obtained compounds were characterized by