نتایج جستجو برای: hybrid of phenol formaldehyde
تعداد نتایج: 21197151 فیلتر نتایج به سال:
Lignin is a natural biopolymer with a complex three-dimensional network. It is the second most abundant natural polymer on earth. Commercially, lignin is largely obtained from the waste liquors of pulping and bioethanol productions. In this study, wheat straw alkali lignin (WSAL) was demethylated by using an in-situ generated Lewis acid under an optimized demethylation process. The demethylatio...
COMPARATIVE PHENOLIC CONTENT AND ANTIOXIDANT ACTIVITIES OFBLUEBERRY (VACCINIUM CORYMBOSUM) AFECTED BY IN VITRO DIGESTION
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