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    • 2. 发明授权
    • Cross-catalyzed phenol-resorcinol adhesive
    • 交联催化苯酚间苯二酚粘合剂
    • US5684114A
    • 1997-11-04
    • US487317
    • 1995-06-07
    • Earl K. PhillipsWilliam D. DetlefsenFred E. Carlson
    • Earl K. PhillipsWilliam D. DetlefsenFred E. Carlson
    • C08L61/06C08L97/02C09J161/06C08G8/04C08G14/02
    • C09J161/06C08L61/06C08L97/02
    • A two-part adhesive is provided wherein the first part comprises a stable aqueous alkaline monohydroxylic phenolic resole resin solution containing a methylene donor such as oxazolidine or a methylolurea and the second part comprises a stable resorcinolic resin precondensate having a shortage of formaldehyde and optionally containing a catalyst such as an ester functional compound for the resole resin. The resin in each part exhibits viscosity stability of an unmodified resin until mixed with the other part wherein the methylene donor, of the first part catalyzes the resorcinolic resin of the second part and the catalyst, when used, of the second part catalyzes the monohydroxylic phenolic resole resin of the first part. The adhesive finds utility in the production of structural lignocellulosic panels.
    • 提供两部分粘合剂,其中第一部分包含含有亚甲基供体如恶唑烷或羟甲基脲的稳定的碱性单羟基酚醛树脂溶液,第二部分包含具有不足甲醛的稳定的间苯二酚树脂预缩合物,并且任选地含有 催化剂如用于甲阶酚醛树脂的酯官能化合物。 每个部件中的树脂表现出未改性树脂的粘度稳定性,直到与另一部分混合,其中第一部分的亚甲基供体在使用时催化第二部分的催化剂和催化剂,第二部分催化单羟基酚 甲阶酚醛树脂的第一部分。 粘合剂可用于生产结构木质纤维板。
    • 9. 发明授权
    • Cross-catalyzed phenol-resorcinol adhesive
    • 交联催化苯酚间苯二酚粘合剂
    • US6150492A
    • 2000-11-21
    • US192077
    • 1994-02-04
    • Earl K. PhillipsWilliam D. DetlefsenFred E. Carlson
    • Earl K. PhillipsWilliam D. DetlefsenFred E. Carlson
    • C08L61/06C08L97/02C09J161/06C08G14/04C08G8/04
    • C09J161/06C08L61/06C08L97/02
    • A two-part adhesive is provided wherein the first part comprises a stable aqueous alkaline monohydroxylic phenolic resole resin solution containing a methylene donor such as oxazolidine or a methylolurea and the second part comprises a stable resorcinolic resin precondensate having a shortage of formaldehyde and optionally containing a catalyst such as an ester functional compound for the resole resin. The resin in each part exhibits viscosity stability of an unmodified resin until mixed with the other part wherein the methylene donor, of the first part catalyzes the resorcinolic resin of the second part and the catalyst, when used, of the second part catalyzes the monohydroxylic phenolic resole resin of the first part. The adhesive finds utility in the production of structural lignocellulosic panels.
    • 提供两部分粘合剂,其中第一部分包含含有亚甲基供体如恶唑烷或羟甲基脲的稳定的碱性单羟基酚醛树脂溶液,第二部分包含具有不足甲醛的稳定的间苯二酚树脂预缩合物,并且任选地含有 催化剂如用于甲阶酚醛树脂的酯官能化合物。 每个部件中的树脂表现出未改性树脂的粘度稳定性,直到与另一部分混合,其中第一部分的亚甲基供体在使用时催化第二部分的催化剂和催化剂,第二部分催化单羟基酚 甲阶酚醛树脂的第一部分。 粘合剂可用于生产结构木质纤维板。
    • 10. 发明授权
    • Wood-product laminated composites
    • 木制品层压复合材料
    • US06132549A
    • 2000-10-17
    • US155256
    • 1998-09-22
    • Gregory F. NieckarzFred E. CarlsonWilliam D. Detlefsen
    • Gregory F. NieckarzFred E. CarlsonWilliam D. Detlefsen
    • B32B7/12B32B21/13B32B37/12C08G14/08C08L61/14C08L61/34C09J5/00
    • B32B7/12B32B21/13C08G14/08C08L61/14C08L61/34B32B2317/16B32B37/12
    • Discloses compositions of urea dissolved in aqueous, polymerizable phenolic resole resins, wood-product laminated composite products produced with such resins, with or without the urea, and methods for the production of wood-product laminated composites with such resins. The resins contain the alkaline polymerization product of (a) formaldehyde polymerized with phenol and aliphatic hydrocarbylphenol or (b) aliphatic hydrocarbylphenol dissolved in the resin containing the polymerization product of phenol and formaldehyde, wherein the hydrocarbylphenol has from 9 to 17 carbon atoms in the hydrocarbyl group and the quantity of hydrocarbylphenol is from about 0.2% to 5% based on the weight of the aqueous resole resin. Wood-product laminate composites bound with the above resole resin, after curing, exhibit unexpectedly low water absorption, good internal bond strength and reduced thickness swell properties.
    • PCT No.PCT / US98 / 01830。 371日期:1998年9月22日 102(e)1998年9月22日PCT PCT 1998年1月30日PCT公布。 第WO98 / 38229号公报 日期1998年9月3日公开了溶解在水性可聚合酚醛树脂树脂中的尿素组合物,用这种树脂生产的木制品层压复合材料,有或没有尿素,以及用这种树脂生产木制品层压复合材料的方法。 树脂含有(a)与苯酚和脂族烃基苯酚聚合的甲醛的碱性聚合产物或(b)溶解在含有苯酚和甲醛的聚合产物的树脂中的脂族烃基酚,其中烃基酚在烃基中具有9至17个碳原子 基团,烃基苯酚的量为约0.2%至5%,基于甲阶酚醛树脂水溶液的重量。 与上述甲阶酚醛树脂结合的木制品层压复合材料在固化后表现出意想不到的低吸水性,良好的内部粘结强度和较小的膨胀性能。