异氰酸酯与不同含水率纤维素反应机理很复杂，存在多种机理同时存在；当与绝干纤维素反应时主要是相界面机理。
The phase interface mechanism controls the reaction of isocyanate with dry cellulose, when water exists, the mechanism is very complicated, and some mechanisms coexist.
第二种方法也被称作“反应炉裂解法”：利用高温和压力将纤维素生物质转换成长烃链，这种长烃链和汽油、柴油、喷气式发动机燃料相类似。
A second process, called thermochemical pyrolysis, USES high temperatures and pressures to convert cellulosic biomass into long hydrocarbon chains that are similar to gas, diesel or jet fuel.
甲氧基基团可以和纤维素上的羟基反应形成稳定的醚键。
Methylol groups react with the hydroxyl groups of the cellulose to form stable ether linkage.
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