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    • 2. 发明授权
    • Polyurethane sealant compositions
    • US6001214A
    • 1999-12-14
    • US129857
    • 1998-08-06
    • Harry W. HsiehSyed Z. Mahdi
    • Harry W. HsiehSyed Z. Mahdi
    • C03C27/04C08G18/10C08G18/12C08G18/16C08G18/18C08G18/24C08G18/28C08G18/48C08G18/73C09J175/04C09K3/10
    • C08G18/73C08G18/10C08G18/12C08G18/16C08G18/161C08G18/163C08G18/18C08G18/1875C08G18/289C08G18/4812C08G2190/00
    • In one aspect, this invention is a polyurethane sealant composition comprising (1) a urethane prepolymer having an isocyanate functionality of at least about 2.0 and a weight average molecular weight of at least about 2,000; and (2) a catalytic amount of (a) a substantially active hydrogen free glycol acid salt of a tertiary amine and an organo metallic compound, (b) a mixture of a substantially active hydrogen free glycol acid salt of a tertiary amine and an organo metallic compound and a second organometallic compound, or (c) a mixture of an organometallic compound with dimorpholinodialkyl ether or an dialkylmorpholinodialkyl ether. In another embodiment, the polyurethane sealant composition further comprises (A) a silane, or (B) an adduct of an isocyanate reactive silane and a polyisocyanate, (C) the reaction product of an isocyanate reactive silane or an adduct of an isocyanate reactive silane and a polyisocyanate with a polyisocyanate and an active hydrogen containing compound or a polyurethane prepolymer which has free isocyanate moieties; which reaction product has an average of at least one silane group and at least one isocyanate group per molecule. In another embodiment the invention is a method for bonding glass to a substrate which comprises contacting a sealant according to the invention with glass and another substrate with the sealant disposed between the glass and substrate and thereafter allowing the sealant to cure so as to bind the glass to the substrate. The sealant composition of the invention is useful in bonding glass substrates to metal plastic, fiberglass or composite substrates, which may or may not be painted. It has been discovered to give unexpectedly high lap shear strength when no primer compositions have previously been applied to the painted plastic, metal, fiberglass or composite substrate.
    • 5. 发明授权
    • Polyurethane sealant compositions
    • 聚氨酯密封剂组合物
    • US6015475A
    • 2000-01-18
    • US129856
    • 1998-08-06
    • Harry W. HsiehSyed Z. Mahdi
    • Harry W. HsiehSyed Z. Mahdi
    • C03C27/04C08G18/10C08G18/12C08G18/16C08G18/18C08G18/24C08G18/28C08G18/48C08G18/73C09J175/04C09K3/10C09J4/00
    • C08G18/73C08G18/10C08G18/12C08G18/16C08G18/161C08G18/163C08G18/18C08G18/1875C08G18/289C08G18/4812C08G2190/00
    • In one aspect, this invention is a polyurethane sealant composition comprising (1) a urethane prepolymer having an isocyanate functionality of at least about 2.0 and a weight average molecular weight of at least about 2,000; and (2) a catalytic amount of (a) a substantially active hydrogen free glycol acid salt of a tertiary amine and an organo metallic compound, (b) a mixture of a substantially active hydrogen free glycol acid salt of a tertiary amine and an organo metallic compound and a second organometallic compound, or (c) a mixture of an organometallic compound with dimorpholinodialkyl ether or an dialkylmorpholinodialkyl ether. In another embodiment, the polyurethane sealant composition further comprises (A) a silane, or (B) an adduct of an isocyanate reactive silane and a polyisocyanate, (C) the reaction product of an isocyanate reactive silane or an adduct of an isocyanate reactive silane and a polyisocyanate with a polyisocyanate and an active hydrogen containing compound or a polyurethane prepolymer which has free isocyanate moieties; which reaction product has an average of at least one silane group and at least one isocyanate group per molecule. In another embodiment the invention is a method for bonding glass to a substrate which comprises contacting a sealant according to the invention with glass and another substrate with the sealant disposed between the glass and substrate and thereafter allowing the sealant to cure so as to bind the glass to the substrate. The sealant composition of the invention is useful in bonding glass substrates to metal plastic, fiberglass or composite substrates, which may or may not be painted. It has been discovered to give unexpectedly high lap shear strength when no primer compositions have previously been applied to the painted plastic, metal, fiberglass or composite substrate.
    • 一方面,本发明是一种聚氨酯密封剂组合物,其包含(1)具有至少约2.0的异氰酸酯官能度和至少约2,000的重均分子量的氨基甲酸酯预聚物; 和(2)催化量的(a)叔胺和有机金属化合物的基本上活性的无氢二醇酸盐,(b)叔胺的基本上活性的无氢二醇酸盐和有机金属的混合物 金属化合物和第二有机金属化合物,或(c)有机金属化合物与二吗啉代二烷基醚或二烷基吗啉代二烷基醚的混合物。 在另一个实施方案中,聚氨酯密封剂组合物还包含(A)硅烷或(B)异氰酸酯反应性硅烷和多异氰酸酯的加合物,(C)异氰酸酯反应性硅烷或异氰酸酯反应性硅烷的加合物的反应产物 和具有多异氰酸酯和含活性氢化合物或具有游离异氰酸酯部分的聚氨酯预聚物的多异氰酸酯; 该反应产物每分子具有至少一个硅烷基团和至少一个异氰酸酯基团的平均值。 在另一个实施方案中,本发明是将玻璃粘合到基底上的方法,其包括使根据本发明的密封剂与玻璃和另一基底接触,所述密封剂设置在玻璃和基底之间,然后使密封剂固化以便将玻璃粘合 到基底。 本发明的密封剂组合物可用于将玻璃基材粘合到金属塑料,玻璃纤维或复合基材上,其可以涂漆或可以不被涂漆。 已经发现当没有底漆组合物已经施加到涂漆的塑料,金属,玻璃纤维或复合基材上时,出现意想不到的高搭接剪切强度。
    • 7. 发明授权
    • Polyurethane sealant compositions
    • US5852137A
    • 1998-12-22
    • US790635
    • 1997-01-29
    • Harry W. HsiehSyed Z. Mahdi
    • Harry W. HsiehSyed Z. Mahdi
    • C03C27/04C08G18/10C08G18/12C08G18/16C08G18/18C08G18/24C08G18/28C08G18/48C08G18/73C09J175/04C09K3/10C08L75/04
    • C08G18/73C08G18/10C08G18/12C08G18/16C08G18/161C08G18/163C08G18/18C08G18/1875C08G18/289C08G18/4812C08G2190/00
    • In one aspect, this invention is a polyurethane sealant composition comprising (1) a urethane prepolymer having an isocyanate functionality of at least about 2.0 and a weight average molecular weight of at least about 2,000; and (2) a catalytic amount of (a) a substantially active hydrogen free glycol acid salt of a tertiary amine and an organo metallic compound, (b) a mixture of a substantially active hydrogen free glycol acid salt of a tertiary amine and an organo metallic compound and a second organometallic compound, or (c) a mixture of an organometallic compound with dimorpholinodialkyl ether or an dialkylmorpholinodialkyl ether. In another embodiment, the polyurethane sealant composition further comprises (A) a silane, or (B) an adduct of an isocyanate reactive silane and a polyisocyanate, (C) the reaction product of an isocyanate reactive silane or an adduct of an isocyanate reactive silane and a polyisocyanate with a polyisocyanate and an active hydrogen containing compound or a polyurethane prepolymer which has free isocyanate moieties; which reaction product has an average of at least one silane group and at least one isocyanate group per molecule. In another embodiment the invention is a method for bonding glass to a substrate which comprises contacting a sealant according to the invention with glass and another substrate with the sealant disposed between the glass and substrate and thereafter allowing the sealant to cure so as to bind the glass to the substrate. The sealant composition of the invention is useful in bonding glass substrates to metal plastic, fiberglass or composite substrates, which may or may not be painted. It has been discovered to give unexpectedly high lap shear strength when no primer compositions have previously been applied to the painted plastic, metal, fiberglass or composite substrate.
    • 9. 发明申请
    • PROTECTIVE COATING FOR WINDOW GLASS HAVING ENHANCED ADHESION TO GLASS BONDING ADHESIVES
    • 具有增强粘合剂的玻璃粘合剂的窗玻璃保护涂层
    • US20090162592A1
    • 2009-06-25
    • US12338752
    • 2008-12-18
    • Kiran BaikerikarSyed Z. MahdiBen W. Schaefer
    • Kiran BaikerikarSyed Z. MahdiBen W. Schaefer
    • C03C17/32C03C27/00C03C17/30C09D183/04C09J183/04
    • C09D201/02B60J10/345C03C17/30Y10S525/901Y10S525/925Y10T428/31612
    • In one embodiment, the invention is a composition comprising: a) one or more film forming resins having at least one functional group capable of polymerization; b) one or more adhesion promoters comprising compounds containing one or more unsaturated groups capable of free radical polymerization and one or more trialkoxy silane groups; c) one or more fillers capable of imparting abrasion resistance to the composition when cured; d) one or more compounds which is reactive with the film forming resin which also contains an acidic moiety; and e) one or more compounds comprising a siloxane backbone and one or more active hydrogen groups capable of reacting with the functional groups on a glass bonding adhesive, one or more second adhesion promoters comprising one or more silicon, titanium, zirconium, aluminum, or metal containing compounds, organic materials having reactive groups which are reactive with reactive groups on the surface of substrates or adhesives to which the composition of the invention will be bonded or mixtures thereof.
    • 在一个实施方案中,本发明是一种组合物,其包含:a)一种或多种具有至少一个能够聚合的官能团的成膜树脂; b)一种或多种粘合促进剂,其包含含有一个或多个能够自由基聚合的不饱和基团和一个或多个三烷氧基硅烷基团的化合物; c)一种或多种能够在固化时赋予组合物耐磨性的填料; d)一种或多种与还含有酸性部分的成膜树脂反应的化合物; 和e)一种或多种包含硅氧烷主链和能够与玻璃粘结粘合剂上的官能团反应的一个或多个活性氢基团的化合物,一种或多种第二粘合促进剂,其包含一种或多种硅,钛,锆,铝或 含有金属的化合物,具有与基材表面上的反应性基团反应的反应性基团的有机材料或与本发明组合物结合的粘合剂或其混合物。