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    Polyurethanes which are dispersible or soluble in water and a process for their preparation
    1.
    发明授权
    Polyurethanes which are dispersible or soluble in water and a process for their preparation 失效
    可分散或溶于水的聚氨酯及其制备方法

    公开(公告)号：US4303774A

    公开(公告)日：1981-12-01

    申请号：US30600

    申请日：1979-04-16

    申请人： Klaus Nachtkamp ,  Josef Pedain ,  Klaus Noll

    发明人： Klaus Nachtkamp ,  Josef Pedain ,  Klaus Noll

    IPC分类号： C08G18/00 ,  C08G18/06 ,  C08G18/08 ,  C08G18/50 ,  C08G18/77 ,  C08G18/83 ,  C08G18/64 ,  C08G18/71 ,  C08L75/08

    CPC分类号： C08G18/5072 ,  C08G18/0828 ,  C08G18/775 ,  Y10S528/904

    摘要： The present invention relates to water soluble or water dispersible polyurethane elastomers which have a substantially linear molecular structure and which contain both ethylene oxide units incorporated in polyether chains and sulphonate groups, characterized in that they contain from about 0.5 to 20% by weight of ethylene oxide units of the formula --CH.sub.2 --CH.sub.2 --O-- arranged within polyether chains and from about 0.1 to 25 milliequivalents, per 100 g of solid, of sulphonate groups of the formula --SO.sub.3.sup..crclbar. in the form of structural units of the formula--O--X--Rarranged in end positions and/or side positions, whereinX represents a polyalkylene oxide chain having from 5 to 90 chain members, at least about 40% of which chain members constitute ethylene oxide units andR represents a monovalent hydrocarbon group having from 3 to 18 carbon atoms containing at least one sulphonate group --SO.sub.3.sup..crclbar. andto a process for their production.

    摘要翻译： 本发明涉及水溶性或水分散性聚氨酯弹性体，其具有基本上线性的分子结构，并且其包含掺入聚醚链和磺酸盐基团的环氧乙烷单元，其特征在于它们含有约0.5-20重量％的环氧乙烷 式-CH 2 -CH 2 -O-的单元，其配置在聚醚链内，约0.1至25毫当量，每100g固体式-SO 3（ - ）磺酸盐基团，其结构单元为式 - OXR排列在末端位置和/或侧位，其中X表示具有5-90个链成员的聚环氧烷链，至少约40％的链成员构成环氧乙烷单元，R表示一价烃基，其具有3至 含有至少一个磺酸酯基-SO 3（ - ）的18个碳原子及其制备方法。

    Polyurethane dispersions and the use thereof as finishing agents
    2.
    发明授权
    Polyurethane dispersions and the use thereof as finishing agents 失效
    聚氨酯分散体及其作为整理剂的用途

    公开(公告)号：US4876302A

    公开(公告)日：1989-10-24

    申请号：US284970

    申请日：1988-12-15

    申请人： Klaus Noll ,  Wilhelm Thoma ,  Klaus Nachtkamp ,  Walter Schroer ,  Josef Pedain

    发明人： Klaus Noll ,  Wilhelm Thoma ,  Klaus Nachtkamp ,  Walter Schroer ,  Josef Pedain

    IPC分类号： C08L75/04 ,  C08G18/00 ,  C08G18/08 ,  C08G18/12 ,  C08G18/66 ,  C08G18/72 ,  C08G18/73 ,  C08G18/75 ,  C08J7/04 ,  C08L75/00 ,  C09D175/00 ,  C09D175/04 ,  C09D175/06 ,  C09D175/12

    CPC分类号： C09D175/06 ,  C08G18/0819 ,  C08G18/12 ,  C08G18/6644 ,  C08G18/6659 ,  C08G18/722 ,  C08J7/047 ,  C08J2475/00

    摘要： The present invention is directed to aqueous coating compositions suitable for use as coating and finishing agents for surface coatings, preferably PVC or polyurethane coatings, based on sedimentation-stable polyurethane dispersions having a solids content of about 10-70% by weight wherein the polyurethane-urea solids material is based on polyester diols, low molecular weight diols and optionally triols, chemically incorporated hydrophilic groups, specific mixtures of diisocyanates and polyamine chain extenders having an average functionality of greater than 2 and wherein the aqueous preparations additionally contain alkoxylated dimethyl-polysiloxanes and water-soluble polyethylene oxides. The present invention is also directed to a process for applying top coats and finishes to surface coatings, preferably PVC or polyurethane surface coatings, wherein the above-described aqueous coating and finishing agents are used as the top coat and the coatings are cured at about 70.degree.-170.degree. C.

    摘要翻译： 本发明涉及适用于基于沉积稳定的聚氨酯分散体的表面涂层（优选PVC或聚氨酯涂层）的涂层和整理剂的水性涂料组合物，其中固体含量为约10-70％（重量），其中聚氨酯 - 脲固体材料基于聚酯二醇，低分子量二醇和任选的三醇，化学引入的亲水基团，二异氰酸酯的特定混合物和平均官能度大于2的多胺扩链剂，其中所述水性制剂另外含有烷氧基化二甲基 - 聚硅氧烷， 水溶性聚环氧乙烷。 本发明还涉及一种将表面涂层和表面涂层施用于表面涂层，优选PVC或聚氨酯表面涂层的方法，其中上述水性涂料和整理剂用作顶涂层，并且涂层在约70℃下固化 DEG-170℃

    Process for the preparation of isocyanate polyaddition products which have hydroxyl groups in side chains
    5.
    发明授权
    Process for the preparation of isocyanate polyaddition products which have hydroxyl groups in side chains 失效
    用于制备在侧链具有羟基的异氰酸酯加成产物的方法

    公开(公告)号：US4192937A

    公开(公告)日：1980-03-11

    申请号：US921285

    申请日：1978-07-03

    申请人： Klaus Noll ,  Klaus Nachtkamp ,  Josef Pedain

    发明人： Klaus Noll ,  Klaus Nachtkamp ,  Josef Pedain

    IPC分类号： C08G18/00 ,  C08G18/08 ,  C08G18/10 ,  C08G18/65 ,  C08G18/38 ,  C08L75/12

    CPC分类号： C08G18/10 ,  Y10S528/904

    摘要： The present invention relates to a process for the preparation of substantially linear isocyanate polyaddition products having side-chain hydroxyl groups by the reaction of reactive systems which contain free isocyanate groups and oxazolidine groups with water, characterized in that(a) substantially linear prepolymers which contain both isocyanate groups and oxazolidine groups in end positions or(b) a mixture containing substantially linear isocyanate prepolymers and bis-oxazolidinesare chain lengthened by mixing with water, using a quantity of water calculated to provide at least about 1 mol of water per mol of oxazolidine groups present in the reaction mixture. The present invention also relates in particular to an embodiment of this process in which the prepolymers used contain chemically built-in hydrophilic groups and/or external emulsifiers, and water is used in such excess that the reaction leads directly to aqueous dispersions or solutions of the polyaddition products. Lastly, the present invention also relates to isocyanate polyaddition products obtainable by the process according to the invention.

    摘要翻译： 本发明涉及通过含有游离异氰酸酯基和恶唑烷基的反应体系与水的反应制备具有侧链羟基的基本上线性的异氰酸酯加成产物的方法，其特征在于（a）基本上线性的预聚物，其含有 两个异氰酸酯基和恶唑烷基的末端位置或（b）含有基本上线性异氰酸酯预聚物和双恶唑烷的混合物通过与水混合而被链长延长，使用一定量的水，每摩尔计算得到至少约1mol水 存在于反应混合物中的恶唑烷基团。 本发明还特别涉及该方法的一个实施方案，其中使用的预聚物含有化学内置的亲水基团和/或外部乳化剂，并且水的使用过量，使得反应直接导致水分散体或 加聚产品。 最后，本发明还涉及通过本发明的方法获得的异氰酸酯加聚产物。

    Process for the preparation of aqueous polyurethane dispersions and solutions
    6.
    发明授权
    Process for the preparation of aqueous polyurethane dispersions and solutions 失效
    制备水性聚氨酯分散体和溶液的方法

    公开(公告)号：US4829122A

    公开(公告)日：1989-05-09

    申请号：US19902

    申请日：1987-02-27

    申请人： Josef Pedain ,  Klaus Nachtkamp ,  Klaus Noll ,  Jurgen Grammel

    发明人： Josef Pedain ,  Klaus Nachtkamp ,  Klaus Noll ,  Jurgen Grammel

    IPC分类号： C08G18/00 ,  C03C25/00 ,  C08G18/08 ,  C08G18/10

    CPC分类号： C08G18/0804 ,  C03C25/00 ,  C08G18/10 ,  Y10T428/31551

    摘要： The present invention therefore relates to a process for the preparation of aqueous solutions or dispersions of polyurethane-polyureas by the reaction in the aqueous phase of prepolymers which contain chemically built-in hydrophilic groups and/or external emulsifiers which are not bound chemically as well as at least two free isocyanate groups with organic compounds containing at least two primary and/or secondary amino groups, characterized in that the isocyanate prepolymer which has been hydrophilically modified and/or contains an external emulsifier is mixed, in the absence of water, with compounds containing at the most one free primary or secondary amino group and at least one blocked group which releases a free primary or secondary amino group in the presence of water and a total of at least two at least partially blocked primary and/or secondary amino groups, and the mixture is subsequently mixed with water.The invention also relates to the dispersions or solutions obtained by this process and to their use for coating flexible and rigid substrates.

    摘要翻译： 因此，本发明涉及一种制备聚氨酯 - 聚脲的水溶液或分散体的方法，所述水溶液或分散体是通过在水相中含有化学内置的亲水基团的预聚物和/或外部乳化剂的反应制成的， 至少两个含有至少两个伯和/或仲氨基的有机化合物的游离异氰酸酯基团，其特征在于，在没有水的情况下将已经亲水改性和/或含有外部乳化剂的异氰酸酯预聚物与化合物 含有最多一个游离的伯或仲氨基和至少一个在水存在下释放游离的伯或仲氨基并且总共至少两个至少部分封闭的伯和/或仲氨基的封闭基团， 随后将混合物与水混合。 本发明还涉及通过该方法获得的分散体或溶液及其用于涂覆柔性和刚性基材的用途。

    Process for the production of aqueous dispersions of polyurethane polyureas, the dispersions obtainable by this process and their use as coating compositions
    8.
    发明授权
    Process for the production of aqueous dispersions of polyurethane polyureas, the dispersions obtainable by this process and their use as coating compositions 失效
    用于生产聚氨酯聚脲的水性分散体的方法，可通过该方法获得的分散体及其作为涂料组合物的用途

    公开(公告)号：US4745151A

    公开(公告)日：1988-05-17

    申请号：US38256

    申请日：1987-04-14

    申请人： Klaus Noll ,  Jurgen Mosbach ,  Josef Pedain ,  Klaus Nachtkamp ,  Jurgen Schwindt

    发明人： Klaus Noll ,  Jurgen Mosbach ,  Josef Pedain ,  Klaus Nachtkamp ,  Jurgen Schwindt

    IPC分类号： C08G18/08 ,  C08G18/10 ,  C08G18/32 ,  C08G18/66 ,  C08G18/75 ,  C08G18/76 ,  C09D175/00 ,  C08L75/04

    CPC分类号： C08G18/765 ,  C08G18/0823 ,  C08G18/0842 ,  C08G18/10 ,  C08G18/6611 ,  C08G18/755

    摘要： The present invention is directed to a process for the production of aqueous polyurethane-polyurea dispersions by reacting NCO-prepolymers having an average NCO-functionality of 2 to 2.3 and an average molecular weight of about 700 to about 5000 with organic polyamines having an average amine functionality of 2.05 to about 3 and an average molecular weight of 60 to about 2000 containing primary and/or secondary amino groups at an NCO/NH ratio about 1.05:1 to about 7:1 in the presence of a water-miscible, weakly polar solvent inert to isocyanate groups and having a boiling point at normal pressure below 100.degree. C., converting the resulting solution of the reaction products into an aqueous dispersion by the addition of water and optionally removing the solvent used by distillation, characterized in that the reactants and amounts used are selected such that the resulting reaction products have an NCO-functionality of 2.2 to about 3 and NCO-content of about 0.1 to 5% by weight. The present invention is also directed to the products of this process and their use for the production of coatings.

    摘要翻译： 本发明涉及通过使具有平均NCO官能度为2至2.3且平均分子量为约700至约5000的NCO预聚物与具有平均胺的有机多胺反应制备水性聚氨酯 - 聚脲分散体的方法 官能度为2.05至约3，平均分子量为60至约2000，其含有主要和/或仲氨基，NCO / NH比约为1.05：1至约7：1，在水混溶性弱极性 对异氰酸酯基具有惰性的溶剂，并且在常压下沸点低于100℃，通过加入水将反应产物的所得溶液转化成水分散体，并任选地除去蒸馏使用的溶剂，其特征在于反应物 并且选择使用的量使得所得反应产物的NCO官能度为2.2至约3，NCO含量为约0.1至5重量％。 本发明还涉及该方法的产品及其用于生产涂料的用途。

    Coating agents of polyurethane dispersions and the use thereof for top coats and finishes
    9.
    发明授权
    Coating agents of polyurethane dispersions and the use thereof for top coats and finishes 失效
    聚氨酯分散体的涂层剂及其用于顶部涂层和表面处理剂的用途

    公开(公告)号：US4652466A

    公开(公告)日：1987-03-24

    申请号：US841492

    申请日：1986-03-19

    申请人： Wilhelm Thoma ,  Klaus Noll ,  Klaus Nachtkamp ,  Josef Pedain ,  Walter Schroer

    发明人： Wilhelm Thoma ,  Klaus Noll ,  Klaus Nachtkamp ,  Josef Pedain ,  Walter Schroer

    IPC分类号： C08G18/08 ,  C08G18/12 ,  C08G18/42 ,  C08G18/44 ,  C08G18/66 ,  C08G18/72 ,  C08G18/75 ,  C08J7/04 ,  B05D5/00

    CPC分类号： C08G18/0804 ,  C08G18/12 ,  C08G18/42 ,  C08G18/4238 ,  C08G18/44 ,  C08G18/6644 ,  C08G18/722 ,  C08G18/75 ,  C08J7/047 ,  C08J2327/06 ,  Y10T428/3158

    摘要： This invention relates to coating compositions based on aqueous polyurethane dispersions, as well as the use of the coating compositions for the production of top coats or finishes on flexible substrates, particularly on PVC. The present coating agents contain an aqueous polyurethane dispersion having certain physico-chemical properties and the following composition of the solid substance:(A) from about 30 to 60%, by weight, of a hexane diol-1,6-polyester diol having a molecular weight of from about 500 to 6000;(B) up to about 8%, by weight, of a relatively low molecular weight triol having a molecular weight of from about 91 to 399;(C) from about 3 to 30%, by weight, of one or more mono- or poly-functional compounds bearing cationic and/or anionic groups and/or containing non-ionic polyoxyethylene segments;(D) from about 20 to 50%, by weight, of a diisocyanate corresponding to the following general formula: ##STR1## wherein R.sub.1, R.sub.2 and R.sub.3, which may be the same or different, each represents hydrogen or a straight- or branched-chain aliphatic hydrocarbon radical containing from 1 to 4 carbon atoms;(E) from about 2.5 to 20%, by weight, of other aliphatic and/or cycloaliphatic diisocyanates; and(F) from about 0.5 to 4%, by weight, of hydrazine; and optionally conventional additives, auxiliaries and catalysts.

    摘要翻译： 本发明涉及基于水性聚氨酯分散体的涂料组合物，以及用于在柔性基材上，特别是PVC上生产顶涂层或表面处理剂的涂料组合物的用途。 本发明的涂层剂含有具有一定物理化学性质和以下固体物质组成的水性聚氨酯分散体：（A）约30至60重量％的己二醇-1,6-聚酯二醇，其具有 分子量为约500至6000; （B）至多约8重量％的分子量为约91至399的较低分子量三醇; （C）约3至30重量％的一种或多种带有阳离子和/或阴离子基团和/或含有非离子聚氧乙烯链段的单官能或多官能化合物; （D）约20至50重量％的对应于以下通式的二异氰酸酯：其中R 1，R 2和R 3可以相同或不同，各自表示氢或直链或支链 含有1至4个碳原子的链脂族烃基; （E）约2.5至20重量％的其它脂族和/或脂环族二异氰酸酯; 和（F）约0.5至4重量％的肼; 和任选的常规添加剂，助剂和催化剂。