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    • 2. 发明申请
    • LOW DENSITY EPOXY COMPOSITION WITH LOW WATER UPTAKE
    • 低吸水率的低密度环氧组合物
    • WO2013158517A1
    • 2013-10-24
    • PCT/US2013/036526
    • 2013-04-15
    • 3M INNOVATIVE PROPERTIES COMPANYELGIMIABI, Sohaib
    • ELGIMIABI, Sohaib
    • C08G59/50C08G59/00
    • C09D163/00C08G59/5026C08G59/60C09D7/70Y10T428/249974C08K7/28C08K5/20C08L63/00
    • A curable composition comprising (i) at least one aromatic epoxy resin; (ii) at least one curing agent for curing the aromatic epoxy resin said curing agent comprising at least one cycloaliphatic amine; (iii) at least one fatty acid polyamide having a melting point of from 100°C to 145°C, wherein the fatty acid polyamide contains at least two end-groups according to the formula (I) -NR a -CO-R b wherein R a represents H or an alkyl group having from 1 to 4 carbon atoms and R b represents a saturated or unsaturated alkyl chain containing from 3 to 27 carbon atoms; and (iv) at least one filler material comprising hollow particles. Also provided are cured compositions comprising the reaction product of a curing reaction of the curable compositions, coating comprising the curable compositions and methods of coating the exterior surface of articles using the curable compositions.
    • 一种可固化组合物,其包含(i)至少一种芳族环氧树脂; (ii)至少一种用于固化芳族环氧树脂的固化剂,所述固化剂包含至少一种脂环族胺; (iii)至少一种熔点为100℃至145℃的脂肪酸聚酰胺,其中所述脂肪酸聚酰胺含有至少两个根据式(I)的端基-NR a -CO-R b,其中R a 表示H或具有1至4个碳原子的烷基,Rb表示含有3至27个碳原子的饱和或不饱和烷基链; 和(iv)至少一种包含中空颗粒的填料。 还提供了包含可固化组合物的固化反应的反应产物,包含可固化组合物的涂层和使用可固化组合物涂覆制品的外表面的方法的固化组合物。
    • 4. 发明申请
    • METAL PANEL ASSEMBLY AND METHOD FOR MAKING SAME
    • 金属面板组件及其制造方法
    • WO2012166257A1
    • 2012-12-06
    • PCT/US2012/033857
    • 2012-04-17
    • 3M INNOVATIVE PROPERTIES COMPANYELGIMIABI, Sohaib
    • ELGIMIABI, Sohaib
    • B21D39/02B62D27/02C09J5/06C09J163/00F16B11/00C09J5/00
    • B21D39/021B21D39/028B60J5/0469B62D27/02B62D27/026C09J5/06C09J163/00C09J2400/163C09J2463/00F16B11/006Y10T29/49906Y10T428/192
    • In accordance with the present invention there is provided a method of making a metal part assembly, the method comprising: - providing a first metal part and a second metal part wherein at least one of the first and second metal part comprises a metal panel; - providing an adhesive sheet having a first portion near a first end of the adhesive sheet and a second portion near a second end opposite to the first end of the adhesive sheet, the adhesive sheet comprising a thermosettable composition that comprises a mixture of a first and second epoxy compound and an epoxy curing agent, wherein the first epoxy compound has a weight average molecular weight of at least 1000 g/mol and has an amount of epoxy groups of between 5 and 10 mole% and the second epoxy compound has a weight average molecular weight of not more than 400 g/mol and wherein the weight ratio of first to second epoxy compound is between 0.8 and 4; - adhering said first and second metal part together such that the adhesive sheet is provided between said first and second metal part thereby forming a metal joint; and heating the metal joint so as to cause thermosetting of the thermosettable composition of the adhesive sheet.
    • 根据本发明,提供了一种制造金属部件组件的方法,该方法包括: - 提供第一金属部件和第二金属部件,其中第一和第二金属部件中的至少一个包括金属板; - 提供具有靠近所述粘合片的第一端附近的第一部分的粘合片和在与所述粘合片的第一端相对的第二端附近的第二部分,所述粘合片包括可热固化的组合物,其包含第一和 第二环氧化合物和环氧固化剂,其中所述第一环氧化合物的重均分子量为至少1000g / mol,并且环氧基团的量为5至10mol%,并且所述第二环氧化合物具有重均分子量 分子量不超过400g / mol,其中第一和第二环氧化合物的重量比在0.8和4之间; - 将所述第一和第二金属部分粘合在一起,使得所述粘合片设置在所述第一和第二金属部分之间,从而形成金属接头; 并加热金属接头以使粘合片的可热固组合物的热固化。
    • 5. 发明申请
    • FIRE-RETARDANT LOW-DENSITY EPOXY COMPOSITION
    • 阻燃低密度环氧组合物
    • WO2006071820A1
    • 2006-07-06
    • PCT/US2005/046940
    • 2005-12-23
    • 3M INNOVATIVE PROPERTIES COMPANYELGIMIABI, SohaibLAMON, Alain
    • ELGIMIABI, SohaibLAMON, Alain
    • C08K13/02C08G59/00C08L63/00
    • C09K21/04C08K3/22C08K3/32C09K21/02C08L63/00
    • The present invention relates to a curable precursor of a fire-retardant, low-density and essentially halogen-free epoxy composition comprising (i) 10 to 70 weight percent of at least one organic epoxide compound with an epoxide functionality of at least one, (ii) 1 to 55 weight percent of at least one epoxide hardener, (iii) 5 to 50 weight percent of an essentially halogen-free fire-retardant system that includes a mixture of: (1) at least one compound selected from the group comprising alkaline earth metal hydroxides and aluminium group hydroxides, and (2) at least one phosphorous-containing material, (iv) 10 to 60 weight percent of a filler system capable of reducing the density of the precursor that includes a mixture of (1) at least one low-density inorganic filler having a density of between 0.1 to 0.5 g cm¿-3?, (2)at least one low-density organic filler having a density of between 0.01 to 0.30 g/cm¿-3? and being compressible.
    • 本发明涉及阻燃,低密度和基本上无卤素的环氧组合物的可固化前体,其包含(i)10至70重量%的至少一种环氧官能度为至少一个的有机环氧化合物,( ii)1至55重量%的至少一种环氧化物硬化剂,(iii)5至50重量%的基本上不含卤素的阻燃体系,其包括以下混合物:(1)至少一种选自以下的化合物: 碱土金属氢氧化物和铝基氢氧化物,和(2)至少一种含磷材料,(iv)10至60重量%的能够降低前体密度的填料体系,其包括(1)在 至少一种密度为0.1至0.5g / cm 3 -3的低密度无机填料,(2)至少一种密度为0.01至0.30g / cm 3 -3的低密度有机填料, 并且是可压缩的。