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    • 3. 发明公开
    • LOW COST LIGNIN-BASED ADSORPTION MATERIALS FOR WATER TREATMENT
    • 低成本木质素基水处理吸附材料
    • EP3266748A1
    • 2018-01-10
    • EP16178273.5
    • 2016-07-06
    • Clariant International Ltd
    • GILLISSEN, MartijnKRÖHNKE, ChristophKOCH, Achim
    • C02F1/28B01J20/24C02F101/20
    • C02F1/286B01J20/24B01J2220/4825B01J2220/4837B01J2220/4875C02F2101/20
    • Lignin-based adsorption materials for treatment of contaminated fluids, wherein the lignin adsorption material is a high molecular weight, crosslinked lignin residue (A), resulting from a steam pre-treatment process of a lignocellulosic residue followed by the removal of the major part of the cellulose and hemicellulose components and preferably .,
      the lignin residue (A) is gained from wheat straw, sugar cane bagasse or other agricultural residues.
      The invention further relates to a process for removal of metals from contaminated fluids by employing a lignin based adsorption material, comprising the following steps:
      a. Contacting a lignin residue (A) with a to be treated metal contaminated fluid (B).
      b. Separating the treated fluid from the residue to obtain a fluid with reduced metal content (C) and a metal containing solid residue (D).
      c. Disposal of the treated fluid with reduced metal content (C). and
      d. Disposal of the metal containing residue (D).
    • 用于处理受污染流体的基于木质素的吸附材料,其中木质素吸附材料是高分子量交联木质素残余物(A),其由木质纤维素残余物的蒸汽预处理过程产生,随后除去木质素的主要部分 纤维素和半纤维素组分以及优选木质素残余物(A)得自小麦秸秆,甘蔗渣或其他农业残留物。 本发明还涉及一种通过使用木质素基吸附材料从污染流体中去除金属的方法,包括以下步骤:a。 将木质素残余物(A)与待处理的金属污染流体(B)接触。 湾 将处理过的流体与残余物分离以获得金属含量降低的流体(C)和含金属的固体残余物(D)。 C。 处理后金属含量降低的流体(C)。 和d。 处理含金属残留物(D)。
    • 4. 发明公开
    • RENEWABLY SOURCED SOIL RELEASE POLYESTERS
    • EP3489340A1
    • 2019-05-29
    • EP17204063.6
    • 2017-11-28
    • Clariant International Ltd
    • MUTCH, KevinGILLISSEN, Martijn
    • C11D3/37C08G63/672C11D3/00
    • 1. Polyester comprising two or more structural units (a1), one or more structural units (a2) and either one or two terminal structural groups (a3)



      wherein
      G 1
      is one or more (OC n H 2n ) with n being a number of from 2 to 10, preferably from 2 to 6 and more preferably (OC 2 H 4 ), (OC 3 H 6 ), (OC 4 H 8 ) or (OC 6 H 12 ),
      R 1
      is a C 1-30 alkyl, preferably C 1-4 alkyl and more preferably methyl,
      p
      is, based on a molar average, a number of from 1 to 200, preferably from 2 to 150 and more preferably from 3 to 120,
      q
      is, based on a molar average, a number of from 0 to 40, preferably from 0 to 30, more preferably from 0 to 20, and most preferably from 0 to 10, where
      the (OC 3 H 6 )- and (OC 2 H 4 )-groups of the terminal group (a3) may be arranged blockwise, alternating, periodically and/or statistically, preferably blockwise and/or statistically,
      either of the groups (OC 3 H 6 )- and (OC 2 H 4 )- can be linked to R 1 - and -O, adjacent structural units (a1) are connected by the structural unit (a2), in the case that only one terminal group (a3) is present in the polymer, the other terminal group is selected from the group consisting of OH, OCH 3 , and G 1 OH and
      both terminal groups may be only linked to a structural unit (a1).