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    • 3. 发明授权
    • Methods for isolating and harvesting lignin and isolated lignin preparations produced using the methods
    • 使用该方法分离和收获木质素和分离的木质素制剂的方法
    • US08053566B2
    • 2011-11-08
    • US12203057
    • 2008-09-02
    • Helene BelangerRoss L. PrestidgeTony James LoughJames D. Watson
    • Helene BelangerRoss L. PrestidgeTony James LoughJames D. Watson
    • C08H7/00C08L97/00
    • C07G1/00D21C3/20D21C5/00D21C11/0007
    • Lignin polymers having distinctive properties, including a generally high molecular weight and generally homogeneous size distribution, as well as preservation of native reactive side groups, are isolated by solvent extraction of plant materials. Methods for isolation of lignin polymers, and for use of the isolated lignin polymers are disclosed. Compositions containing lignin isolated from plant materials, such as carbon fiber composites, resins, adhesive binders and coatings, polyurethane-based foams, rubbers and elastomers, plastics, films, paints, nutritional supplements, food and beverage additives are disclosed. Xylose and xylose derivatives, furfural, fermentable sugars, cellulose and hemi-cellulose products may be used directly or further processed. The lignin polymers and other plant-derived products disclosed herein may be produced in abundance at low cost, and may be used as substitutes for feedstocks originating from fossil fuel or petrochemical sources in the manufacture of various products.
    • 通过植物材料的溶剂萃取分离具有特征性质的木质素聚合物,包括通常高分子量和通常均匀的粒度分布,以及天然活性侧基的保存。 公开了分离木质素聚合物的方法和用于分离的木质素聚合物的方法。 公开了包含从植物材料分离的木质素的组合物,例如碳纤维复合材料,树脂,粘合剂粘合剂和涂层,聚氨酯基泡沫,橡胶和弹性体,塑料,薄膜,油漆,营养补充剂,食品和饮料添加剂。 木糖和木糖衍生物,糠醛,可发酵糖,纤维素和半纤维素产品可直接使用或进一步加工。 本文公开的木质素聚合物和其它植物衍生产品可以以低成本丰富地生产,并且可以用作来自化石燃料或石油化学源的原料的替代品,用于制造各种产品。
    • 9. 发明授权
    • Compositions and methods for the preservation of living tissues
    • 用于保存活组织的组合物和方法
    • US5962213A
    • 1999-10-05
    • US989470
    • 1997-12-12
    • Philippa M. WigginsAlexander B. FergusonJames D. Watson
    • Philippa M. WigginsAlexander B. FergusonJames D. Watson
    • A01N1/02A01N3/00C12N1/04
    • A01N1/0226A01N1/02A01N1/0221C12N1/04
    • The present invention provides solutions and methods for preserving living biological materials that enable organs, tissues and cells to be stored for extended periods of time with minimal loss of biological activity. The inventive solutions are substantially isotonic with the biological material to be preserved and are substantially free of dihydrogen phosphate, bicarbonate, nitrate bisulfate and iodide. In one embodiment, the solutions comprise a first neutral solute having a molecular weight of at least about 335 and a solubility in water of at least about 0.3 M, a second neutral solute having a molecular weight of less than about 200 and having both hydrophilic and hydrophobic moieties, with the first neutral solute preferably being selected from the group consisting of raffinose and trehalose and the second neutral solute preferably being selected from the group consisting of trimethyl amine oxide and betaine. For the preservation of many living biological materials, the inventive solutions preferably contain a calcium salt selected from the group consisting of calcium sulfate and calcium chloride.
    • 本发明提供了用于保存活体生物材料的方法和方法,其使器官,组织和细胞能够以最小的生物活性损失被长时间储存​​。 本发明溶液与待保存的生物材料基本上是等渗的,并且基本上不含磷酸二氢盐,碳酸氢盐,硝酸盐硫酸氢盐和碘化物。 在一个实施方案中,溶液包含具有至少约335分子量和至少约0.3M的在水中的溶解度的第一中性溶质,分子量小于约200的第二中性溶质,并且具有亲水性和 疏水部分,第一中性溶质优选选自棉子糖和海藻糖,第二中性溶质优选选自三甲胺氧化物和甜菜碱。 为了保存许多活的生物材料,本发明的溶液优选含有选自硫酸钙和氯化钙的钙盐。