Acrylic copolymers as additives for inhibiting paraffin deposition in crude oils, and compositions containing same
    1.
    发明授权
    Acrylic copolymers as additives for inhibiting paraffin deposition in crude oils, and compositions containing same 有权
    丙烯酸共聚物作为用于抑制原油中石蜡沉积的添加剂,以及含有它们的组合物

    公开(公告)号:US06218490B1

    公开(公告)日:2001-04-17

    申请号:US09155111

    申请日:1999-01-11

    Abstract: Acrylic copolymers for use as additives for inhibiting paraffin deposition in crude oils, and compositions containing the oils and said additives, are disclosed. Specifically, polymeric additives useful for inhibiting paraffin deposition in and improving the flow properties of crude oils, and compositions containing the crude petroleum oils and said additives, are disclosed. Said additives are essentially alcohol acrylate copolymers comprising 10-50 carbons with special chain distributions, as well as the corresponding 2- and/or 4-vinylpyridine terpolymers.

    Abstract translation: 公开了用作用于抑制原油中石蜡沉积的添加剂的丙烯酸共聚物和含有油和所述添加剂的组合物。 具体地,公开了可用于抑制石油沉积并改善原油的流动性质的聚合物添加剂,以及含有原油石油和所述添加剂的组合物。 所述添加剂基本上是包含具有特定链分布的10-50个碳的醇丙烯酸酯共聚物,以及相应的2-和/或4-乙烯基吡啶三元共聚物。

    Polyurethane with polyether and polyester blocks and alkoxysilane end group
    2.
    发明授权
    Polyurethane with polyether and polyester blocks and alkoxysilane end group 有权
    聚氨酯与聚醚和聚酯嵌段和烷氧基硅烷端基

    公开(公告)号:US08906192B2

    公开(公告)日:2014-12-09

    申请号:US13332454

    申请日:2011-12-21

    Abstract: Preparing a polyurethane with polyurethane-polyether and polyurethane-polyester blocks with at least 2 polyurethane-polyester end blocks joined to an alkoxysilane end group, by reaction of a polyether polyol (A) with a stoichiometric excess of an aliphatic diisocyanate (B), then reaction of the polyurethane formed with a stoichiometric excess of a polyester polyol, then reaction of the polyurethane formed with a stoichiometric amount of an isocyanatosilane (D); polyurethane formed by said method; corresponding adhesive composition, further comprising a crosslinking catalyst method of assembly of 2 substrates employing the composition.

    Abstract translation: 通过聚醚多元醇(A)与化学计量过量的脂族二异氰酸酯(B)的反应,将聚氨酯 - 聚醚和聚氨酯 - 聚酯嵌段与至少2个连接到烷氧基硅烷端基的聚氨酯 - 聚酯端嵌段进行制备,然后 与化学计量过量的聚酯多元醇形成的聚氨酯的反应,然后与化学计量的异氰酸甲硅烷(D)形成的聚氨酯反应; 通过所述方法形成的聚氨酯; 相应的粘合剂组合物,还包括使用该组合物组装2个基材的交联催化剂方法。

    Composition for the cold preparation of composite materials for adhesive bonding
    7.
    发明授权
    Composition for the cold preparation of composite materials for adhesive bonding 有权
    用于粘合剂复合材料冷制备的组合物

    公开(公告)号:US07771827B2

    公开(公告)日:2010-08-10

    申请号:US11406299

    申请日:2006-04-19

    Abstract: The present invention relates to a liquid composition for the cold preparation of laminate composite materials so as to confer to them, without preliminary sanding or abrasion, a surface state favorable to adhesive bonding with polyurethane type adhesives comprising (a) at least one polar aprotic solvent (TPA); (b) at least one ether (TE) selected from ethers, ether-esters, and ether-ketones having: a molar volume less than 200 cm3/mole and preferably less than 160 cm3/mole, a molecule devoid of a hydroxyl function, and (c) at least one activator (TA) comprising at least one reactive nitrogenous function of the —NH2 and/or —NH— type of molar volume less than 100 cm3/mole.

    Abstract translation: 本发明涉及一种用于冷层压复合材料的液体组合物,以便在没有预先打磨或磨损的情况下赋予它们,有利于与聚氨酯类粘合剂粘合的表面状态包括(a)至少一种极性非质子溶剂 (TPA); (b)选自醚,醚 - 酯和醚 - 酮的至少一种醚(TE):摩尔体积小于200cm 3 /摩尔,优选小于160cm 3 /摩尔,没有羟基官能团的分子, 和(c)至少一种活化剂(TA),其包含至少一种摩尔体积小于100cm 3 / mol的-NH 2和/或-NH-型的活性含氮官能团。

    Paint stripping composition
    9.
    发明授权
    Paint stripping composition 失效
    涂漆组合物

    公开(公告)号:US6001192A

    公开(公告)日:1999-12-14

    申请号:US38001

    申请日:1998-03-11

    CPC classification number: C09D9/005

    Abstract: Inexpensive paint stripper compositions containing neither chlorinated nor alkaline solvents and well adapted for removing paints such as glycerophtalic, alkyd-urethane or arylic urethane paints on a variety of substrates, e.g. wood and metal substrates comprise (a) 1 to 99% by volume of an aprotic polar solvent chosen from the group comprising: dimethyl sulfoxide, dimethyl formamide, N-methylpyrrolidone, N-methylmorpholine, .gamma.-butyrolactone, acetonitrile and mixtures thereof; and (b) 99 to 1% by volume of an ether selected from the family of ethers having a flash point higher than 0.degree. C., a molar volume less than 160 and a molecule that includes one or several methoxy groups.

    Abstract translation: 不含氯化和碱性溶剂的廉价涂料组合物,并且很好地适用于除去各种底物上的甘油酯,醇酸聚氨酯或芳基聚氨酯涂料等油漆。 木质和金属底物包含(a)1至99%体积的非质子极性溶剂,其选自二甲基亚砜,二甲基甲酰胺,N-甲基吡咯烷酮,N-甲基吗啉,γ-丁内酯,乙腈及其混合物; 和(b)99至1体积%的选自闪点高于0℃,摩尔体积小于160℃的醚类和包含一个或多个甲氧基的分子的醚类的醚。

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