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    • 3. 发明授权
    • Acid modified adhesive composition
    • 酸改性粘合剂组合物
    • US4959405A
    • 1990-09-25
    • US361749
    • 1989-06-02
    • Paul C. BriggsDonald E. Gosiewski
    • Paul C. BriggsDonald E. Gosiewski
    • C08F255/02C09J4/06
    • C08F255/023C09J4/06
    • It has been discovered that by adding one or more strong organic carboxylic acids to conventional acrylate and/or methacrylate based adhesive compositions, the bonding characteristics thereof change dramatically.Thermoplastic materials whose bondability is most dramatically enhanced by the compositions of the present invention are nylon and blends of nylon and nylon-like materials with other polymers.Thermoset materials which exhibit dramatically enhanced bondability comprise homogeneous materials such as epoxies, and composite materials such as polyesters, urethanes, and/or epoxies, containing glass, minerals, and the like, which are polar or have hydrogen bonding capability.The present invention thus utilizes acrylate and/or methacrylate based adhesive compositions as a base material. To this base material is added an effective amount of one or more strong organic carboxylic acids, e.g., acids having a relatively high dissociation constant (K.sub.d or K.sub.ld). It has further been discovered that, the addition of water to these acids can increase their effectiveness, apparently through partial or enhanced solubility, which is believed to aid in the dissociation thereof.
    • 已经发现,通过向常规的丙烯酸酯和/或甲基丙烯酸酯基粘合剂组合物中加入一种或多种强有机羧酸,其粘合特性显着变化。 通过本发明的组合物最能显着提高其粘合性的热塑性材料是尼龙和尼龙和尼龙类材料与其它聚合物的共混物。 显示出显着增强的粘合性的热固性材料包括均匀的材料,例如环氧树脂,以及包含玻璃,矿物等的具有极性或具有氢键能力的复合材料如聚酯,聚氨酯和/或环氧树脂。 因此,本发明利用基于丙烯酸酯和/或甲基丙烯酸酯的粘合剂组合物作为基材。 向该基础材料中加入有效量的一种或多种强有机羧酸,例如具有较高解离常数的酸(Kdor Kld)。 进一步发现,向这些酸中加入水可以提高它们的有效性,显然是通过部分或增强的溶解度,这被认为有助于其解离。
    • 4. 发明授权
    • Acid modified adhesive compositions
    • 酸改性粘合剂组合物
    • US4714730A
    • 1987-12-22
    • US870710
    • 1986-06-04
    • Paul C. BriggsDonald E. Gosiewski
    • Paul C. BriggsDonald E. Gosiewski
    • B29C65/52B32B7/12C08F2/44C08F20/12C08F255/02C08L23/34C08L51/00C09J4/02C09J4/06C08K5/09
    • C09J4/06C08F255/023B29C66/7392B29C66/7394
    • It has been discovered that by adding one or more strong organic carboxylic acids to conventional acrylate and/or methacrylate based adhesive compositions, the bonding characteristics thereof change dramatically.Thermoplastic materials whose bondability is most dramatically enhanced by the compositions of the present invention are nylon and blends of nylon and nylon-like materials with other polymers.Thermoset materials which exhibit dramatically enhanced bondability comprise homogeneous materials such as epoxies, and composite materials such as polyesters, urethanes, and/or epoxies, containing glass, minerals, and the like, which are polar or have hydrogen bonding capability.The present invention thus utilizes acrylate and/or methacrylate based adhesive compositions as a base material. To this base material is added an effective amount of one or more strong organic carboxylic acids, e.g., acids having a relatively high dissociation constant (K.sub.d or K.sub.1d). It has further been discovered that, the addition of water to these acids can increase their effectiveness, apparently through partial or enhanced solubility, which is believed to aid in the dissociation thereof.
    • 已经发现,通过向常规的丙烯酸酯和/或甲基丙烯酸酯基粘合剂组合物中加入一种或多种强有机羧酸,其粘合特性显着变化。 通过本发明的组合物最能显着提高其粘合性的热塑性材料是尼龙和尼龙和尼龙类材料与其它聚合物的共混物。 显示出显着增强的粘合性的热固性材料包括均匀的材料,例如环氧树脂,以及包含玻璃,矿物等的具有极性或具有氢键能力的复合材料如聚酯,聚氨酯和/或环氧树脂。 因此,本发明利用基于丙烯酸酯和/或甲基丙烯酸酯的粘合剂组合物作为基材。 向该基材中加入有效量的一种或多种强有机羧酸,例如具有较高解离常数(Kd或K1d)的酸。 进一步发现,向这些酸中加入水可以提高它们的有效性,显然是通过部分或增强的溶解度,这被认为有助于其解离。