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    • 7. 发明公开
    • Wood adhesives comprising protein and oxazoline polymer or resin
    • Holzhaftmittel mit einem Protein-und Oxazolinpolymer oder Harz
    • EP2163590A1
    • 2010-03-17
    • EP09156614.1
    • 2009-03-30
    • Rohm and Haas Company
    • Brady, Jean M.Crescimanno, Stephen A.Finch, William C.Hsin, RogerTang, Xun
    • C09J189/00
    • C09J189/00C08L79/04C08L97/02C09J197/02C09J199/00C08L89/00
    • The present invention provides wood adhesive binder compositions comprising a naturally occurring protein component, e.g. soy flour, and an oxazoline-functional group containing polymer or resin component, the two components in a solids weight ratio of from 60:40 to 98:2. As formulated, the compositions may comprise from 40 to 98 wt.% of the naturally occurring protein component, preferably, 50 wt.% or more. Preferably, the wood adhesive binder further comprises lignins or lignosulfonate. Where the wood adhesive binder compositions comprise lignins or lignosulfonates, they remain more fluid and workable at a higher pH such as, for example, 4.5 or more. Any of the compositions may be formulated with one or more in situ acid generator compound to insure more rapid cure on heating or pressing. The binder enables the provision of mechanically sound, low cost and biodegradable composites, such as, medium density fiberboard (MDF).
    • 本发明提供了包含天然存在的蛋白质组分的木粘合剂粘合剂组合物, 大豆粉和含恶唑啉官能团的聚合物或树脂组分,固体重量比为60:40至98:2的两种组分。 如所配制的,组合物可以包含40至98重量%的天然存在的蛋白质组分,优选50重量%或更多。 优选地,木材粘合剂粘合剂还包含木质素或木质素磺酸盐。 当木材粘合剂粘合剂组合物包含木质素或木质素磺酸盐时,它们在更高的pH(例如4.5或更高)下保持更流动和可使用。 任何组合物可以用一种或多种原位酸发生剂化合物配制,以确保在加热或压制时更快速固化。 粘合剂使得能够提供机械声音,低成本和可生物降解的复合材料,例如中密度纤维板(MDF)。
    • 10. 发明公开
    • Curable compositions comprising reactive beta-hydroxyamides from lactones
    • äare Z en ung en ten ten ten ten ten ten ten ten ten ten ten ten ten ten ten
    • EP1741763A1
    • 2007-01-10
    • EP06252913.6
    • 2006-06-06
    • Rohm and Haas Company
    • Finch, William C.Tang, Xun
    • C09D167/00D06M15/00
    • D06M13/148C08G63/685C09D167/00D06M13/192D06M13/402C08L2666/36
    • According to the present invention, curable compositions comprising (i) one or more polyacid containing at least two carboxylic acid groups, anhydride groups, or salts thereof; (ii), optionally, one or more polyol containing at least two hydroxyl groups; and (iii) one or more reactive β-hydroxyamide group containing polyol, which is the reaction product of a lactone or cyclic ester and an alkanolamine, of the following formula (I):

      in which, R and R" independently represent H, or any monovalent C 1 to C 18 linear or branched alkyl radical, which radical may comprise one or two aryl or cycloalkyl group, one or more hydroxyl, amine, thiol, amide, carboxyl or alkenyl group, or combinations thereof; R' represents either a covalent bond or a divalent C 1 to C 5 alkylene radical where the alkylene radical may bear alkyl group substituents; y is the integer 1 or 2; x is 0 or 1, such that (x + y) =2; wherein the ratio of the number of equivalents of said carboxylic acid groups, anhydride groups, or salts thereof to the number of equivalents of said hydroxyl groups is from 1/0.01 to 1/3. The curable compositions of the present invention provide less corrosive, low energy curing binders. Further, the present invention provides methods to use the compositions as aqueous binders for composites, nonwoven and woven substrates, and the products produced thereby.
    • 根据本发明,可固化组合物包含(i)一种或多种含有至少两个羧酸基团的多酸,酸酐基团或其盐; (ii)任选的一种或多种含有至少两个羟基的多元醇; 和(iii)下式(I)的一种或多种含有内酯或环酯与链烷醇胺的反应产物的含羟基酰胺基团的多元醇:其中R和R“独立地表示H,或 任何一价C 1至C 18直链或支链烷基,该基团可包含一个或两个芳基或环烷基,一个或多个羟基,胺,硫醇,酰胺,羧基或烯基或其组合; R'表示 共轭键或二价C 1至C 5亚烷基,其中亚烷基可以具有烷基取代基; y是整数1或2; x是0或1,使得(x + y)= 2;其中, 所述羧酸基团,酸酐基团或其盐的当量数与所述羟基的当量数之比为1 / 0.01至1/3。本发明的可固化组合物提供较少的腐蚀性低能量固化粘合剂 此外,本发明提供了使用th的方法 e组合物作为复合材料,非织造和编织基材的水性粘合剂,以及由此生产的产品。