会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 1. 发明授权
    • Polyurea-urethane coatings
    • 聚脲 - 聚氨酯涂料
    • US4009307A
    • 1977-02-22
    • US599242
    • 1975-07-24
    • J. Alden EriksonKen W. Niederst
    • J. Alden EriksonKen W. Niederst
    • B05D7/06C08G18/10C08G18/75C08G18/80B05D3/02
    • C08G18/10C08G18/755C08G18/8009
    • Coating compositions which form polyurea-urethane coatings having excellent chemical and physical properties are prepared by blending (a) from about 2 percent to about 80 percent by weight of resin solids of an isocyanate-terminated polyurethane prepolymer consisting essentially of the reaction product of an organic diisocyanate and an organic diol, wherein said prepolymer is prepared at an NCO/OH ratio of from 2:1 to about 4:3, (b) from about 2 percent to about 60 percent by weight resin solids of an isocyanate-terminated polyurethane prepolymer consisting essentially of the reaction product of 1-isocyanato-3-isocyanatomethyl-3,5,5-trimethylcyclohexane and a mixture of aliphatic polyols wherein at least about 30 mole percent of the total hydroxyl groups supplied by said mixture of polyols is supplied by an aliphatic polyol having at least three hydroxyl groups and wherein said prepolymer is prepared at an NCO/OH ratio of at least 1.2:1; and (c) from about 20 percent to about 50 percent by weight of resin solids of a polyketimine material consisting essentially of the reaction product of a diketimine compound having the general formula: ##STR1## wherein R is an alkylene group of 2 to 6 carbon atoms and R.sub.1 and R.sub.2 are hydrogen or organic radicals having from 1 to 8 carbon atoms, and a polyisocyanate material selected from the group consisting of an isocyanate-terminated polyurethane prepolymer formed by reacting an organic diisocyanate and an organic diol at an NCO/OH ratio of from about 2:1 to about 4:3 or mixtures of isocyanate-terminated prepolymers and unreacted diisocyanate formed by reacting an organic diisocyanate and an organic diol at an NCO/OH ratio of from about 3:1 to about 5:1, wherein a sufficient amount of said diketimine is reacted with said polyisocyanate compound to produce a polyketimine compound containing essentially no free NCO groups.The polyurea-urethane coatings formed from the compositions of the invention have excellent chemical and physical properties and are particularly useful as coatings for wood.
    • 形成具有优异化学和物理性能的聚脲 - 聚氨酯涂料的涂料组合物通过将(a)约2%至约80%(重量)的树脂固体的异氰酸酯封端的聚氨酯预聚物基本上由有机 二异氰酸酯和有机二醇,其中所述预聚物以2:1至约4:3的NCO / OH比制备,(b)约2重量%至约60重量%的树脂固体异氰酸酯封端的聚氨酯预聚物 基本上由1-异氰酸基-3-异氰酸甲酯基-3,5,5-三甲基环己烷和脂族多元醇的混合物的反应产物组成,其中由所述多元醇混合物提供的总羟基的至少约30摩尔%由 具有至少三个羟基的脂族多元醇,并且其中所述预聚物以至少1.2:1的NCO / OH比制备; 和(c)约20重量%至约50重量%的树脂固体的聚酮亚胺材料,其主要由以下通式的二酮亚胺化合物的反应产物组成:其中R是2至6个碳原子的亚烷基 原子,R 1和R 2是氢或具有1至8个碳原子的有机基团,和多异氰酸酯材料,其选自异氰酸酯封端的聚氨酯预聚物,其通过有机二异氰酸酯和有机二醇以NCO / OH比 为约2:1至约4:3或异氰酸酯封端的预聚物和通过有机二异氰酸酯和有机二醇以约3:1至约5:1的NCO / OH比反应形成的未反应的二异氰酸酯的混合物,其中 足够量的所述二酮亚胺与所述多异氰酸酯化合物反应以产生基本上不含游离NCO基团的聚酮亚胺化合物。
    • 7. 发明授权
    • Multilayer packaging material for oxygen sensitive food and beverage
    • 用于氧敏感食品和饮料的多层包装材料
    • US5728439A
    • 1998-03-17
    • US759905
    • 1996-12-04
    • Leland H. CarlblomJerome A. SeinerKen W. Niederst
    • Leland H. CarlblomJerome A. SeinerKen W. Niederst
    • B32B27/38B32B27/00B65D23/08C08G59/50C08J7/00C08J7/04C09D163/00B29D22/00B32B1/02B32B27/08
    • C08J7/047C08G59/50C08J2367/02C08J2463/00Y10T428/1393Y10T428/31511Y10T428/31515Y10T428/31786
    • Disclosed is a multilayer packaging material which is suitable for use as a container for malt beverages and which is tinted so as to block at least 90% of light with wavelengths of electromagnetic radiation ranging from 300 nm to 500 nm. The tinted multilayer packaging materials of the present invention includes: (a) at least one layer of a carbon dioxide (CO.sub.2)-permeable polymeric packaging material, and (b) at least one layer of a CO.sub.2 -treated gas barrier coating, which has an oxygen permeability constant not more than 0.05 cubic centimeter-mil/100 square inches/atmosphere/day. The CO.sub.2 -permeable packaging material can be any polymeric material through which CO.sub.2 can pass and which can be used as a packaging material for food or beverages. The gas barrier coating has an oxygen permeability constant, before CO.sub.2 treatment, of less than 0.3. This gas barrier coating includes the reaction product of a polyamine (A) and a polyepoxide (B). The polyamine (A) can be an initial polyamine or an ungelled polyamine adduct having active amine hydrogens. Polyepoxide (B) can be a polyepoxide having a plurality of glycidyl groups linked to an aromatic member.
    • 公开了一种多层包装材料,其适用于麦芽饮料的容器,其被着色以阻挡至少90%的具有300nm至500nm的电磁辐射波长的光。 本发明的有色多层包装材料包括:(a)至少一层二氧化碳(CO 2) - 可渗透聚合物包装材料,和(b)至少一层经CO 2处理的气体阻隔涂层,其具有 氧气渗透常数不大于0.05立方厘米/ 100平方英寸/大气/天。 二氧化碳可透过的包装材料可以是CO 2可以通过的任何聚合物材料,其可用作食品或饮料的包装材料。 阻气涂层在CO2处理之前的氧气渗透率常数小于0.3。 该阻气涂层包括多胺(A)和聚环氧化物(B)的反应产物。 多胺(A)可以是具有活性胺氢的初始多胺或未凝胶化的多胺加合物。 聚环氧化物(B)可以是具有连接到芳族成员的多个缩水甘油基的聚环氧化物。
    • 8. 发明授权
    • Barrier coatings
    • 阻隔涂层
    • US5008137A
    • 1991-04-16
    • US367992
    • 1989-06-19
    • Richard M. Nugent, Jr.Ken W. NiederstJerome A. Seiner
    • Richard M. Nugent, Jr.Ken W. NiederstJerome A. Seiner
    • C08G59/18C08J7/04C09D163/00
    • C08J7/047C08G59/184C09D163/00C08J2463/00Y10T428/1341Y10T428/1379Y10T428/31507Y10T428/31511Y10T428/31797Y10T428/31913Y10T428/31938
    • Multilayer packaging materials and multilayer containers including a barrier material having excellent resistance to gas permeability are provided. The multilayer packaging materials and containers include at least one permeable polymeric material and at least one layer of a barrier material which is a reaction product of: (i) an ungelled amine-functional polymeric resin, which is a reaction product of a polyamine and a polyfunctional material having at least two functional groups reactive with said polyamine, the ungelled polymeric resin further containing an average of greater than two polyamine moieties per molecule within said resin; and (ii) a material selected from the group consisting of a polyepoxide, a polyoxalate or mixtures thereof, the barrier material characterized as containing at least about four percent by weight amine nitrogen and having an oxygen permeability of less than about 3 cc-mil/100 in.sup.2 -day-atmosphere and a carbon dioxide permeability of less than about 15 cc-mil/100 in.sup.2 -day-atmosphere at 23.degree. C. and zero percent relative humidity. The barrier material can be formed from coating compositions including as co-curable resinous materials, e.g., a polyepoxide and an ungelled amine-functional polymeric resin formed from a polyepoxide and a polyamine having up to about two primary amino nitrogen groups per molecule, the polyamine and polyepoxide present in a reaction mixture at a molar ratio of from about 1.4:1 to about 0.83:1.
    • 提供了具有优异的耐气体渗透性的阻隔材料的多层包装材料和多层容器。 多层包装材料和容器包括至少一种可渗透聚合物材料和至少一层阻隔材料层,其是以下物质的反应产物:(i)未凝胶化的胺官能聚合物树脂,其是多胺和 具有至少两个与所述多胺反应的官能团的多官能材料,所述未凝胶化聚合物树脂在所述树脂内每分子平均含有大于两个多胺部分; 所述阻挡材料的特征在于含有至少约4重量%的胺氮并具有小于约3cc-mil / cm 3的氧渗透性, 100天2天气氛,二氧化碳渗透性在23℃和0%相对湿度的2天大气压下小于约15cc密耳/ 100。 阻挡材料可以由包括作为共固化树脂材料的涂料组合物形成,例如聚环氧化物和由聚环氧化物形成的未凝胶化的胺官能聚合物树脂和每分子具有多达约两个伯氨基氮基团的多胺,多胺 和聚环氧化物以约1.4:1至约0.83:1的摩尔比存在于反应混合物中。