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    • 1. 发明授权
    • Process for the preparation of ether-sulphonates
    • 醚磺酸盐的制备方法
    • US5523471A
    • 1996-06-04
    • US520712
    • 1995-08-29
    • Klaus DelpyFritz EngelhardtRalf ZerrerDirk Buhring
    • Klaus DelpyFritz EngelhardtRalf ZerrerDirk Buhring
    • B01J23/04C07B61/00C07C303/32C07C309/10C07C381/00
    • C07C303/32
    • The present invention relates to a process for the preparation of ether-sulphonates of high purity, substantially free from extraneous salts, of the general formula IR.sup.1 --[O--(CR.sup.2 R.sup.2 R.sup.2' --CR.sup.5 R.sup.5' SO.sub.3 MIin whichR.sup.2 to R.sup.5, R.sup.2+ to R.sup.5', M, x and y are defined as given in claim 1 by reacting a compound of the general formula IIR.sup.1 --[O--(CR.sup.2 R.sup.2+ --CR.sup.3 R.sup.3').sub.x ].sub.y --OHIIwith a compound of the general formula IIIHO--CR.sup.4 R.sup.4' CR.sup.5 R.sup.5' --SO.sub.3 M IIIin the presence of a compound of the general formula IVMOH IVfollowed by neutralization of the compound of the general formula IV with an acid, characterized in that the acid employed is a compound of the general formula VR.sup.1 --[O--(CR.sup.2 R.sup.2' --CR.sup.3 R.sup.3').sub.x ].sub.y --OCR.sup.4 R.sup.4' CR.sup.5 R.sup.5' SO.sub.3 H V
    • 本发明涉及一种制备基本上不含外来盐的通式ⅠR1- [O-(CR2R2R2'-CR5R5'SO3MI)的高纯度醚 - 磺酸盐的方法,其中R2至R5,R2 +至R5 ',M,x和y定义如权利要求1中所述,通式II的化合物R1- [O-(CR2R2 + -CR3R3')x] y-OHII与通式III的化合物HO-CR4R4 在通式IV MOHIV的化合物的存在下,用酸中和所述通式IV的化合物,其特征在于所用的酸是通式为R 1 - [O - (CR2R2'-CR3R3')x] y-OCR4R4'CR5R5'SO3HV
    • 8. 发明申请
    • Agricultural agents containing copolymers
    • US20060264330A1
    • 2006-11-23
    • US10546504
    • 2004-02-13
    • Ralf ZerrerFranz-Xaver Scherl
    • Ralf ZerrerFranz-Xaver Scherl
    • A01N25/10
    • A01N25/30A01N2300/00
    • The present invention relates to agricultural compositions comprising: A) a pesticide or a plant growth regulator B) a copolymer made of a) a polyglycerol ether b) one or more dicarboxylic acid(s) and/or polycarboxylic acids, wherein the polyglycerol ethers being defined by the formula (I) wherein the radicals R1, R2 and R3 are independently identical or different and represent hydrogen; (C1-C30)-alkyl which is optionally substituted by 1 to 3 (C1-C4)-alkyl or (C1-C4)-alkoxy groups; (C2-C30)-alkenyl which is optionally sulfonated and optionally substituted by 1 to 3 (C1-C4)-alkyl or (C1-C4)-alkoxy groups; phenyl which is optionally substituted by 1 to 3 (C1-C4)-alkyl or (C1-C4)-alkoxy groups; naphthyl which is optionally substituted by 1 to 3 (C1-C4)-alkyl or (C1-C4)-alkoxy groups; groups of the formulae R4R5N—(CH2)y—; HO—(CH2)y—; -(AO)zH; —SO3H; —SO3−X+; —PO3H2; —PO32−X+; —CR2—COOR′; —CR2—COO−X+; —CO—R6—COOH; —CO—R6—COO−X+; —C(R)2C(R)2C(R)2—N(R)2; —C(R)2C(R)2C(R)2—N((AO)zH)2; —[CH2CH(O(AO)zH)CH2O]n—R1; where R represents H and/or C1-C4-alkyl; R′ represents H or (C1-C10)-alkyl, (C2-C30)-alkenyl, optionally sulfonated; R4 and R5, which can be identical or different, represent hydrogen, (C1-C10)-alkyl, (C2-C30)-alkenyl, optionally sulfonated, or a group of the formula -(AO)zH; R6 represents (C1-C10)-alkylene, (C2-C30)-alkenylene, optionally sulfonated; X+ represents Na+, K+, Ca2+ or N(R7)4+, where R7 represents H or (C1-C10)-alkyl, preferably (C1-C4)-alkyl; x represents a number from 0 to 15; y represents a number from 4 to 6; z represents a number from 0 to 30, preferably 1 to 5; A represents an alkylene group, preferably a group —C2H4—, —C3H6— or —C4H8—; n represents a number from 4 to 40, preferably 5 to 20, in particular 10 to 20; and the indices p1, q1, r1, p2, q2, r2, p3, q3 and r3 represent numbers from 0 to 500; with the proviso that the compounds of the formula (I) comprise free OH groups, and at least one of the radicals R1, R2 and R3 represents a hydrocarbon group, preferably (C1-C30)-alkyl.