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    • 3. 发明申请
    • HIGH-SOLIDS CONTENT SOLVENT-BASED ADHESIVE COMPOSITIONS AND METHODS OF MAKING SAME
    • 高固含量溶剂基粘合剂组合物及其制备方法
    • WO2018013221A1
    • 2018-01-18
    • PCT/US2017/033723
    • 2017-05-22
    • DOW GLOBAL TECHNOLOGIES LLC
    • XIE, RuiGELFER, Mikhail Y.BARRUS, Jonathan
    • C08G18/76C08G18/32C08G18/42C09J175/06C09J175/08
    • A two-component adhesive composition is disclosed. The adhesive composition comprises an isocyanate component comprising an isocyanate-terminated prepolymer that is the reaction product of a polyisocyanate and an isocyanate reactive component having an average molecular weight greater than 1,000 that comprises a polyester polyol that is the reaction product of a polyhydric alcohol and a polybasic acid. The NCO content of the isocyanate component is, optionally, between 3 and 9%. The isocyanate reactive component comprises a polyester polyol that accounts for 50 wt% or more of the isocyanate reactive component. The composition further comprises a polyol component comprising polyether polyols having an average molecular weight less than 1,500. The composition still further comprises an adhesion promoter. The average functionality of the adhesive composition is from 2 to 2.4. The adhesive composition provides for improved performance and processability. A method for forming a laminate is also disclosed. A laminate formed by this method is also disclosed.
    • 公开了一种双组分粘合剂组合物。 所述粘合剂组合物包含异氰酸酯组分,所述异氰酸酯组分包含异氰酸酯封端的预聚物,所述预聚物是多异氰酸酯与平均分子量大于1,000的异氰酸酯反应性组分的反应产物,所述异氰酸酯反应性组分包含作为多元醇与 多元酸。 异氰酸酯组分的NCO含量任选在3和9%之间。 异氰酸酯反应性组分包含占50重量%或更多的异氰酸酯反应性组分的聚酯多元醇。 该组合物还包含含有平均分子量小于1,500的聚醚多元醇的多元醇组分。 该组合物还包含粘合促进剂。 粘合剂组合物的平均官能度为2至2.4。 该粘合剂组合物提供改进的性能和可加工性。 还公开了用于形成层压件的方法。 还公开了用这种方法形成的层压板。
    • 5. 发明申请
    • TWO-COMPONENT ADHESIVE COMPOSITIONS AND METHODS OF MAKING SAME
    • 双组分粘合剂组合物及其制备方法
    • WO2018013222A1
    • 2018-01-18
    • PCT/US2017/033724
    • 2017-05-22
    • DOW GLOBAL TECHNOLOGIES LLC
    • GELFER, Mikhail Y.XIE, RuiBARRUS, Jonathan
    • C08G18/48C08G18/76C08G18/10C09J175/08
    • A solvent-based two-component adhesive composition is disclosed. The adhesive composition comprises an isocyanate component and a polyol component. One or both of the isocyanate component and polyol component comprises at least one butylene oxide-based polyol. The at least one butylene oxide-based polyol can be selected from the group consisting of a polybutylene oxide polyols, polybutylene oxide-propylene oxide copolymer polyols, polybutylene oxide-polyethylene oxide copolymer polyols, and combinations of two or more thereof. A method for forming a laminate is also disclosed. The method comprises forming an adhesive composition, the composition comprising at least one polyol comprising at least one butylene oxide-based polyol, applying a layer of the adhesive composition to a surface of a film, bringing the layer into contact with a surface of another film to form a laminate, and curing the adhesive composition. A laminate formed by this method is also disclosed.
    • 公开了一种基于溶剂的双组分粘合剂组合物。 粘合剂组合物包含异氰酸酯组分和多元醇组分。 异氰酸酯组分和多元醇组分中的一种或两种包含至少一种基于环氧丁烷的多元醇。 所述至少一种基于环氧丁烷的多元醇可以选自聚环氧丁烷多元醇,聚环氧丁烷 - 环氧丙烷共聚物多元醇,聚环氧丁烷 - 聚环氧乙烷共聚物多元醇以及它们中两种或更多种的组合。 还公开了用于形成层压件的方法。 所述方法包括形成粘合剂组合物,所述组合物包含至少一种包含至少一种基于环氧丁烷的多元醇的多元醇,将一层粘合剂组合物涂覆到膜的表面上,使所述层与另一膜的表面接触 以形成层压体,并且使粘合剂组合物固化。 还公开了用这种方法形成的层压板。
    • 6. 发明申请
    • HIGH-SOLIDS CONTENT SOLVENT-BASED ADHESIVE COMPOSITIONS AND METHODS OF MAKING SAME
    • 高固含量溶剂基粘合剂组合物及其制备方法
    • WO2018013220A1
    • 2018-01-18
    • PCT/US2017/033722
    • 2017-05-22
    • DOW GLOBAL TECHNOLOGIES LLC
    • XIE, RuiGELFER, Mikhail Y.BARRUS, Jonathan
    • C08G18/76C08G18/80C08G18/12C08G18/32C09J175/06
    • A two-component adhesive composition is disclosed. The adhesive composition comprises an isocyanate component comprising an isocyanate-terminated prepolymer that is the reaction product of a polyisocyanate and an isocyanate reactive component having an average molecular weight less than 1,500. The NCO content of the isocyanate component without solvent is between 9 and 18%. The composition further comprises a polyol component comprising a polyester polyol having a molecular weight greater than 1,500 that is the reaction product of a polyhydric alcohol and a polybasic acid. The composition still further comprises an adhesion promoter. The average functionality of the adhesive composition is from 2 to 2.4. The adhesive composition provides for improved performance and processability at a solid content greater than 45 wt%. A methods of forming the adhesive composition is also disclosed. A laminate formed by this method is also disclosed.
    • 公开了一种双组分粘合剂组合物。 所述粘合剂组合物包含异氰酸酯组分,所述异氰酸酯组分包含异氰酸酯封端的预聚物,所述预聚物是多异氰酸酯与平均分子量小于1,500的异氰酸酯反应性组分的反应产物。 不含溶剂的异氰酸酯组分的NCO含量在9和18%之间。 该组合物还包含多元醇组分,该多元醇组分包含分子量大于1,500的聚酯多元醇,其是多元醇与多元酸的反应产物。 该组合物还包含粘合促进剂。 粘合剂组合物的平均官能度为2至2.4。 该粘合剂组合物在大于45重量%的固体含量下提供改进的性能和可加工性。 还公开了形成粘合剂组合物的方法。 还公开了用这种方法形成的层压板。