Cold-crosslinking polyurethane dispersions, manufacture and use of the
same
    1.
    发明授权
    Cold-crosslinking polyurethane dispersions, manufacture and use of the same 失效
    冷交联聚氨酯分散体,制造和使用相同

    公开(公告)号:US4598121A

    公开(公告)日:1986-07-01

    申请号:US741359

    申请日:1985-06-05

    摘要: A method for preparing an aqueous polyurethane dispersion, comprising (a) preparing a prepolymer with free NCO groups by reacting an aliphatic or cycloaliphatic polyisocyanate with a polyol, and an anionic compound; (b) dispersing said prepolymer in water; (c) reacting said water-dispersed prepolymer with a diamino hydrazide of the formula: ##STR1## wherein R is an alkylene group of 2 to 15 carbon atoms or a cycloalkylene or arylene group of 6 to 15 carbon atoms as a chain lengthening agent; (d) reacting the prepolymer of step (c) in said dispersion with formaldehyde to effect crosslinking.

    摘要翻译: 一种制备水性聚氨酯分散体的方法,包括(a)通过使脂族或环脂族多异氰酸酯与多元醇和阴离子化合物反应制备具有游离NCO基团的预聚物; (b)将所述预聚物分散在水中; (c)使所述水分散预聚物与下式的二氨基酰肼反应:其中R是2至15个碳原子的亚烷基或具有6至15个碳原子的亚环烷基或亚芳基作为链延长剂; (d)使所述分散体中的步骤(c)的预聚物与甲醛反应以进行交联。

    Polyurethane powder enamels free of cleavage products as well as enamel
coatings produced from such powders
    3.
    发明授权
    Polyurethane powder enamels free of cleavage products as well as enamel coatings produced from such powders 失效
    不含裂解产物的聚氨酯粉末搪瓷以及由此类粉末制成的搪瓷涂层

    公开(公告)号:US4463154A

    公开(公告)日:1984-07-31

    申请号:US460942

    申请日:1983-01-25

    摘要: A polyurethane powder enamel free of volatile cleavage products comprising an adduct of the uretidinedione dimer of isophorone diisocyanate with a diol, wherein the adduct has the formula ##STR1## wherein R= ##STR2## X=NCO or ##STR3## R"=a divalent aliphatic, cycloaliphatic, aromatic or araliphatic hydrocarbon radical or a diol, n>1, andR'=a monoalcohol radical or primary or secondary monoamine radical with 1-30 C-atoms, wherein the NCO/OH ratio of the dimer to the diol is from 1:0.5 to 1:0.9, the dimer/diol molar ratio is from 2:1 to 6:5, the average molecular weight is between 550 and 4300, and the melting point is .gtoreq.70.degree. C. and .ltoreq.130.degree. C., and wherein the uretidinedione groups present in the adduct are cleavable with heat into .gtoreq.98% --NCO groups, and a polyol having an OH functionality .gtoreq.3.4 to .ltoreq.7, an average molecular weight of 2000 to 5000, an OH number between 30 and 100 mg KOH/g, a viscosity of

    摘要翻译: 一种不含挥发性裂解产物的聚氨酯粉末搪瓷,其包含异佛尔酮二异氰酸酯的脲基二酮二聚体与二醇的加合物,其中加合物具有下式:其中R = X = NCO或 R“=二价脂族,脂环族,芳族或芳脂族烃基或二醇,n> 1,R'=具有1-30个C原子的一元醇基或伯或仲单胺基,其中NCO / OH比 的二聚体为1:0.5至1:0.9,二聚体/二醇的摩尔比为2:1至6:5,平均分子量为550至4300,熔点> 并且其中存在于加合物中的脲基二酮基团可以通过加热切割成≥/ = 98%-NCO基团,并且具有OH官能度> = 3.4至 = 7,平均分子量为2000〜5000,OH值在30〜100mg KOH / g之间,160℃下的粘度<100,000mpa.s,熔点> 70℃。 d <120℃,并且其中加合物与多元醇的摩尔比选择为使多元醇中加合物中的NCO基与OH基的比例为0.8:1至1.2:1。

    4-DL-Alkylester-.alpha.-alaninyl-6-chloro-S-triazines and the use
thereof as herbicides
    4.
    发明授权
    4-DL-Alkylester-.alpha.-alaninyl-6-chloro-S-triazines and the use thereof as herbicides 失效
    4-DL-烷基酯-α-丙氨酰基-6-氯-S-三嗪及其作为除草剂的用途

    公开(公告)号:US4544402A

    公开(公告)日:1985-10-01

    申请号:US613781

    申请日:1984-05-24

    IPC分类号: A01N43/70 C07D251/50

    CPC分类号: C07D251/50 A01N43/70

    摘要: 4-DL-alkylester-.gamma.-alaninyl-6-chloro-S-triazines having the formula (I): ##STR1## wherein R.sub.1 is a straight or branched chain alkyl, alkoxy, alkoxyalkyl or alkylol radical which is unsubstituted or substituted by a cyclopentyl or cyclohexyl group, which is, itself, unsubstituted or substituted by up to 5 methyl groups; R.sub.2 is a radical from the group of alkyl radicals of 1 to about 3 carbon atoms, or a hydrogen atom; and R is a radical from the group of alkyl radicals of 1 to about 3 carbon atoms.

    摘要翻译: 具有式(I)的4-DL-烷基酯-γ-丙氨酰基-6-氯-S-三嗪:其中R 1是未取代的直链或支链烷基,烷氧基,烷氧基烷基或烷醇基, 被环戊基或环己基取代,其本身未被取代或被至多5个甲基取代; R2是从1至约3个碳原子的烷基基团或氢原子的基团; 并且R是从1至约3个碳原子的烷基基团的基团。

    Stoving enamel containing blocked isocyanates
    5.
    发明授权
    Stoving enamel containing blocked isocyanates 失效
    含有阻塞异氰酸酯的搪瓷

    公开(公告)号:US4430474A

    公开(公告)日:1984-02-07

    申请号:US292689

    申请日:1981-08-13

    摘要: A stoving enamel comprising (a) 30-70% by weight of a mixture of a polymer containing hydroxyl groups having a hydroxyl number between 40 and 240 mg KOH/g with an isocyanurate-free derivative of isophorone diisocyanate containing uretidinedione groups and blocked isocyanate groups, (b) 0-3% by weight of a cross-linking catalyst, (c) 30-60% by weight of an organic solvent, (d) 0-65% by weight of a filler or pigment, (e) 0-5% by weight of a dye, and (f) optionally 0.1-3% by weight of leveling agents, gloss improvers, antioxidants, and/or stabilizers, has improved storage stability, reduced curing time and reduced liberation of blocking agent during cure.

    摘要翻译: 一种烘烤搪瓷,其包含(a)30-70重量%的羟值为40-240mg KOH / g的羟基的聚合物与含异脲酸酯的异佛尔酮二异氰酸酯的衍生物的混合物,其中含有脲基二ione基和封端的异氰酸酯基 ,(b)0-3重量%的交联催化剂,(c)30-60重量%的有机溶剂,(d)0-65重量%的填料或颜料,(e)0 -5重量%的染料,和(f)任选的0.1-3重量%的流平剂,光泽改进剂,抗氧化剂和/或稳定剂,具有改善的储存稳定性,降低固化时间和减少固化期间封闭剂的释放 。

    Powder enamels free of blocking agents
    7.
    发明授权
    Powder enamels free of blocking agents 失效
    粉末搪瓷无阻塞剂

    公开(公告)号:US4413079A

    公开(公告)日:1983-11-01

    申请号:US292709

    申请日:1981-08-13

    摘要: A polyurethene powder enamel comprising a mixture of(a) an adduct of a uretidinedione dimer of isophorone diisocyanate and a diol having the following formula: ##STR1## n.gtoreq.1, and R'=a divalent aliphatic, cycloaliphatic, araliphatic, or aromatic hydrocarbon radical, which is the residue of the diol,wherein the ratio of NCO to OH groups in the formation of said condensation product is from 1:0.5 to 1;0.9, the mole ratio of uretidinedione to diol is from 2:1 to 6:5, the content of free isocyanate groups in said adduct is not greater than 8% by weight, and said adduct has a molecular weight between 500 and 4000 and a melting point between 70.degree. C. and 130.degree. C., and(b) a polyol having an OH-functionality of 2.2 to 3.5, an average molecular weight of 2000 to 4500, a hydroxyl number of 30 to 100 mg KOH/g, a viscosity of

    摘要翻译: 一种聚烯烃粉末搪瓷,其包含(a)异佛尔酮二异氰酸酯的脲三丁二酮二聚体的加合物和具有下式的二醇的混合物:其中:R =&lt; IMAGE&gt; / = 1,和 R'=二元脂族,脂环族,芳脂族或芳族烃基,其是二醇的残基,其中所述缩合产物形成中NCO与OH基团的比例为1:0.5至1; 0.9, 脲基二酮与二醇的摩尔比为2:1至6:5,所述加合物中游离异氰酸酯基团的含量不大于8重量%,所述加合物的分子量在500-4000之间,熔点在 70℃,130℃,(b)OH-官能度为2.2〜3.5,平均分子量为2000〜4500,羟值为30〜100mg KOH / g的多元醇, 在160℃下80,000mPa.s,熔点在65℃到120℃之间,其中(a)和(b)的比例被选择为t 所述加合物中的NCO基团与所述多元醇中的OH基团的比例为0.8:1至1.2:1,具有良好的储存稳定性并形成高质量的涂层。

    Method for coating of glass surfaces
    9.
    发明授权
    Method for coating of glass surfaces 失效
    玻璃表面涂装方法

    公开(公告)号:US4215165A

    公开(公告)日:1980-07-29

    申请号:US925171

    申请日:1978-07-17

    IPC分类号: C03C17/38 B65D23/08 B65D11/16

    摘要: A method for the coating and protection of a glass surface which comprises:treating the glass surface with an aqueous or an alcoholic solution of a silane in order to provide a skim coat thereon, drying the resulting silane-coated surface, coating the dried silane-coated surface with a paste comprising (1) an aliphatic or cycloaliphatic diisocyanate, a mixture thereof, or a reaction product thereof with water, wherein the mole ratio of said diisocyanate to water is 2:.ltoreq.1 and (2) a hydroxy-group containing polyester derived from a .omega.-hydroxy carboxylic acid or a lactone therefrom and a triol, wherein said acid or lactone contains at least 4 carbon atoms, and hardening the paste. Glass bottles coated by this a method are also described in this invention.

    摘要翻译: 一种用于涂覆和保护玻璃表面的方法,包括:用硅烷的水溶液或醇溶液处理玻璃表面,以便在其上提供脱脂涂层,干燥所得到的硅烷涂覆表面, 包括(1)脂族或脂环族二异氰酸酯,其混合物或其与水的反应产物,其中所述二异氰酸酯与水的摩尔比为2:1,和(2)羟基 - 含有衍生自ω-羟基羧酸或其内酯的聚酯的组和三醇,其中所述酸或内酯含有至少4个碳原子,并使糊状物硬化。 通过该方法涂覆的玻璃瓶也在本发明中描述。

    Cycloalkyl amino-s-triazines and their use as selective agents against
weeds and noxious grasses
    10.
    发明授权
    Cycloalkyl amino-s-triazines and their use as selective agents against weeds and noxious grasses 失效
    环烷基氨基-s-三嗪及其作为防治杂草和有害草的选择剂的用途

    公开(公告)号:US4615727A

    公开(公告)日:1986-10-07

    申请号:US500381

    申请日:1983-06-02

    摘要: A herbicidal compound, and a method of use therefor, for the selective treatment of useful plant cultures, having a broad spectrum of activity against weeds and noxious grasses in pre-emergence and/or post-emergence periods having the formula: ##STR1## wherein R.sub.1 is a straight-chain or branched-chain alkyl, alkoxy, alkoxyalkyl, or alkylol radical having less than a total of 15 oxygen and carbon atoms combined, or a hydrogen atom; (R) is a lower alkyl group; A is --CH.sub.2 -- or --CH.sub.2 CH.sub.2 --; with the proviso that n is 0-6, when A is --CH.sub.2 --, and n is 3-6, when A is --CH.sub.2 CH.sub.2 --; and wherein the substituents (R) on the cycloalkyl ring are identical to or different from each other.

    摘要翻译: 一种除草化合物及其使用方法,用于选择性处理有用的植物培养物,在出苗前和/或出苗后时期具有广谱的针对杂草和有害草的活性,具有下式:其中 R1是少于总共15个氧和碳原子结合的直链或支链烷基,烷氧基,烷氧基烷基或烷醇基,或氢原子; (R)是低级烷基; A是-CH 2 - 或-CH 2 CH 2 - ; 条件是当A为-CH 2 - ,且n为3-6时,当A为-CH 2 CH 2 - 时,n为0-6; 并且其中环烷基环上的取代基(R)彼此相同或不同。