Process for the preparation of heterocyclic phenyl ethers
    2.
    发明授权
    Process for the preparation of heterocyclic phenyl ethers 失效
    制备杂环苯基醚的方法

    公开(公告)号:US4564682A

    公开(公告)日:1986-01-14

    申请号:US583713

    申请日:1984-02-27

    摘要: A compound of the formula ##STR1## is reacted with a phenol of the formula ##STR2## in the presence of an acid to produce a heterocyclic phenyl ether of the formula ##STR3## wherein each R is independently selected from halogen, trifluoromethyl, nitro, cyano, alkyl having 1 to 4 carbon atoms, alkoxy having 1 to 4 carbon atoms or alkylthio having 1 to 4 carbon atoms;A is oxygen, sulfur or N-alkyl having 1 to 4 carbon atoms; andn is a number from 0 to 3.

    摘要翻译: 在酸存在下,将式“IMAGE”或“IMAGE”的化合物与式IMA的化合物反应,得到式IMA的杂环苯基醚,其中每个R独立地选自卤素, 三氟甲基,硝基,氰基,具有1至4个碳原子的烷基,具有1至4个碳原子的烷氧基或具有1至4个碳原子的烷硫基; A是氧,硫或具有1至4个碳原子的N-烷基; n为0〜3的数。

    Process for preparing 2-chlorobenzoxazoles
    4.
    发明授权
    Process for preparing 2-chlorobenzoxazoles 失效
    制备2-氯苯并恶唑的方法

    公开(公告)号:US4517370A

    公开(公告)日:1985-05-14

    申请号:US467742

    申请日:1983-02-18

    IPC分类号: C07D263/58 C07D263/54

    CPC分类号: C07D263/58

    摘要: In the process for preparing 2-chlorobenzoxazoles of the formula ##STR1## wherein each of R.sup.1, R.sup.2, R.sup.3 and R.sup.4 is independently of one another, H, chloro or alkyl having 1 to 4 carbon atoms, which comprises reacting chlorine with 2-mercaptobenzoxazoles of the formula ##STR2## wherein the improvement comprises providing a melt of previously prepared 2-chloro-benzoxazole, adding the 2-mercaptobenzoxazole reactant to the 2-chlorobenzoxazole melt and simultaneously or subsequently passing chlorine into the melt, with the proviso that substituents R.sup.1 to R.sup.4 are identical in both the 2-chlorobenzoxazole melt and the 2-mercaptobenzoxazole reactant.

    摘要翻译: 在制备式(IMAGE)的2-氯苯并恶唑的方法中,其中R 1,R 2,R 3和R 4各自独立地为H,氯或具有1至4个碳原子的烷基,其包括使氯与2-巯基苯并恶唑 其中改进包括提供预先制备的2-氯 - 苯并恶唑的熔体,将2-巯基苯并恶唑反应物加入到2-氯苯并恶唑熔体中,同时或随后将氯进入熔体,条件是取代基R 1 到R4在2-氯苯并恶唑熔体和2-巯基苯并恶唑反应物中都是相同的。

    Use of comb polymers as soil release polymers
    6.
    发明授权
    Use of comb polymers as soil release polymers 有权
    使用梳形聚合物作为污垢释放聚合物

    公开(公告)号:US06255274B1

    公开(公告)日:2001-07-03

    申请号:US09505292

    申请日:2000-02-16

    IPC分类号: C11D337

    摘要: The use of comb polymers obtained by condensation of a) a polycarboxylic acid or a polyalcohol b) one or more optionally sulfo-substituted polyalcohols having 2 to 4 OH groups or polyglycols of the formula HO—(XO)a—H, in which X is C2H4 and/or C3H7 and a is a number from 2 to 35, preferably from 2 to 5, c) one or more optionally sulfonated C2-C10-dicarboxylic acids and d) one or more compounds of the formulae NH2R, NHR2, ROH, R1COOH, HO(XO)b—H and HO(CH2CH2)dSO3K, in which R is C1-C22-alkyl or C6-C10-aryl, R1 is C1-C22-alkyl, C1-C22-sulfoalkyl, C6-C10-aryl or C6-C10-sulfoaryl, X is C2H4 and/or C3H7, b is a number from 3 to 40, preferably 3 to 20, d is a number from 1 to 10, preferably 1 to 4, and K is a cation, as soil release polymers.

    摘要翻译: 使用通过a)多元羧酸或多元醇缩合获得的梳状聚合物)一种或多种任选具有2-4个OH基团或式HO-(XO)aH的聚二醇的任选的磺基取代的多元醇,其中X是C 2 H 4和/ 或C 3 H 7,a是2至35,优选2至5的数,c)一个或多个任选磺化的C 2 -C 10 - 二羧酸和d)一种或多种式NH 2 R,NHR 2,ROH,R 1 COOH, XO)bH和HO(CH 2 CH 2)d SO 3 K,其中R是C 1 -C 22 - 烷基或C 6 -C 10 - 芳基,R 1是C 1 -C 22 - 烷基,C 1 -C 22 - 磺基烷基,C 6 -C 10 - 芳基或C 6 -C 10 - 磺基芳基,X为C 2 H 4和/或C 3 H 7,b为3至40,优选3至20的数,d为1至10,优选1至4的数,K为阳离子,作为污垢释放聚合物。

    Soil release oligoesters
    7.
    发明授权
    Soil release oligoesters 有权
    土壤释放低聚物

    公开(公告)号:US6153723A

    公开(公告)日:2000-11-28

    申请号:US330103

    申请日:1999-06-10

    摘要: The invention relates to oligoesters obtained by polycondensation ofa) from 40 to 52 mol %, preferably from 45 to 50 mol %, of one or more dicarboxylic acids or esters thereof,b) from 10 to 40 mol %, preferably from 20 to 35 mol %, of ethylene glycol and/or propylene glycol,c) from 3 to 20 mol %, preferably from 10 to 15 mol %, of polyethylene glycol,d) from 0.5 to 10 mol %, preferably from 1 to 7.5 mol %, of a water-soluble addition product of from 5 to 80 mol of an alkylene oxide with 1 mol of C.sub.1 -C.sub.24 -alcohols, C.sub.6 -C.sub.18 -alkylphenols or C.sub.8 -C.sub.24 -alkylamines ande) from 0.4 to 10 mol %, preferably from 0.5 to 8 mol %, of one or more polyols having from 3 to 6 hydroxyl groups.These oligoesters are used as soil release polymers in detergents.

    摘要翻译: 本发明涉及通过a)从40至52mol%,优选45至50mol%的一种或多种二羧酸或其酯的缩聚获得的低聚酯,b)10至40mol%,优选20至35 mol%的乙二醇和/或丙二醇,c)3至20mol%,优选10至15mol%的聚乙二醇,d)0.5至10mol%,优选1至7.5mol% 的5至80摩尔环氧烷与1摩尔C 1 -C 24醇,C 6 -C 18烷基酚或C 8 -C 24烷基胺的水溶性加成产物,e)为0.4至10摩尔%,优选为 0.5至8mol%的一种或多种具有3至6个羟基的多元醇。 这些低聚酯用作洗涤剂中的去污聚合物。