Assertion: lignin | /r/HasProperty | isolated
Facets:
value: from pulping liquors
type: OTHER
value: from the other biomass present
type: OTHER
value: mostly
type: DEGREE
value: by adding phosphoric acid
type: MANNER
value: from wood
type: LOCATION
Source sentences:
text: The results obtained for the chemical composition and the FTIR and NMR analysis of the LIG samples ( Figures S1 and S2 ) suggest that the lignin was isolated from wood using a pulping process containing sulfur delignifying agents and/or was precipitated using sulfuric acid.
text: The lignin was isolated from the spruce samples by organosolv fractionation and characterised in terms of amount, molecular weight distribution (SEC) and glass-transition temperature (DSC).
text: The lignin from the second stage is isolated by adding phosphoric acid until a pH of 4.0 is reached.
text: Before lignin is used in a process, it is mostly isolated from the other biomass present.
text: lignin is isolated from pulping liquors and used for specialty products .