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    Hydroxycarboxylic acid polymers from polyacroleins
    1.
    发明授权
    Hydroxycarboxylic acid polymers from polyacroleins 失效
    聚羟基乙酸的羟基羧酸聚合物

    公开(公告)号：US3686145A

    公开(公告)日：1972-08-22

    申请号：US3686145D

    申请日：1970-01-30

    Applicant: DEGUSSA

    Inventor： HASCHKE HEINZ ,  BADER ERICH

    IPC: C09K3/00 ,  B01J45/00 ,  C08F4/00 ,  C08F4/28 ,  C08F8/00 ,  C08F8/06 ,  C08F16/00 ,  C08F16/02 ,  C08F16/34 ,  C08F220/00 ,  C08F220/04 ,  C08G2/00 ,  C08F3/40

    CPC classification number: C08G2/00

    Abstract: SOLID LINEAR OR CROSS-LINKED HYDROXYCARBOXYLIC ACID POLYMERS WHICH IN THE MAIN CHAIN HAVE PREDOMINANTLY CARBON-TO-CARBON BONDS, ALL, OR THE MAJOR PART OF THE UNITS IN THE MAIN CHAIN, HAVING THE FORMULA

    -CH2-C(-R1)(-COO-A)-, AND -CH2-C(-R)(-CH2-OH)-, OR

    -CH2-CH-OH

    WHEREIN R AND R'' ARE THE SAME OR DIFFERENT AND ARE ALKYL HAVING 1 TO 6 CARBON ATOMS OR HYDROGEN AND WHEREIN R1 MAY ALSO BE HALOGEN. IN ADDITION, THERE MAY BE A MINOR AMOUNT, RELATIVE TO THE NUMBER OF THE UNITS (I), (II) AND (III), OF UNITS OF THE FORMULA

    -C(-R)(-COO-A)-C(-R)(-COO-A)-

    WHEREIN A IS HYDROGEN, ONE VALENCE OF A MONOVALENT OR A POLYVALENT METAL OF AMMONIUM. ALL OF THESE UNITS ARE ARRANGED IN RANDOM SEQUENCE AND THEIR NUMBE IS SUCH THAT THE RATIO OF CARBOXYL OR CARBOXYLATE OT HYDROXYL GROUPS IS BETWEEN 1.1 AND 16. THE MINIMUM DEGREE OF POLYMERIZATION IS 3; PREFERABLY, IT IS NOT ABOVE 5000, AND PARTICULARLY BETWEEN 3 AND 600. THE POLYMERS ARE VALUABLE AS COMPLEXING AGENTS.

    3.
    发明专利
    未知

    公开(公告)号：CH626355A5

    公开(公告)日：1981-11-13

    申请号：CH167076

    申请日：1976-02-11

    Applicant: DEGUSSA

    Inventor： HASCHKE HEINZ ,  SCHREYER GERD ,  SCHWARZE WERNER ,  SUCHSLAND HELMUT

    IPC: C07D251/50 ,  C07D251/44 ,  C07D251/40

    Abstract: There is provided a process, preferably continuous and in a given case successive, substitution of one or two chlorine atoms of cyanuric chloride by one or two amines, which may be the same or different, in the presence of an acid acceptor and in the presence of an organic solvent, particularly for the production of 2-alkylamino-4,6-dichloro and preferably for the production of 2,4-di(alkylamino)-6-chloro-s-triazines wherein there is added 1.00 to 1.05 mole, preferably 1.00 to 1.03 mole of a first amine to a 4.5 to 50 weight % suspension or solution of cyanuric chloride in a mixture of 65 to 85 weight % of xylene, toluene, ethylbenzene, benzene and/or an aliphatic or cycloaliphatic hydrocarbon with 5 to 10 carbon atoms (toluene being preferred) and 35 to 15 weight % of a ketone with 3 to 8 carbon atoms, preferably acetone, while maintaining the temperature between about 0 and about 20 DEG C, preferably about 10 to 18 DEG C., continuously so regulating the pH value of the reaction mixture obtained in accordance with the reaction time by addition of alkali and in a given case, water so that this corresponds to a point within the area bounded by lines ABCD of FIG. 1, which runs through the area beginning with the reaction time t,(step 1)= 0 until reaching a position in the area bounded by the lines BCEF and after reaching a pH of 7.0, preferably 7.2 maintains a temperature of about 10 DEG to about 60 DEG C., preferably about 25 DEG to 40 DEG C., after addition of 0.96 to 1.05, preferably 0.98 to 1.02 equivalents of alkali per mole of cyanuric chloride, adding at least an equimolar amount, preferably 1.00 to 1.02 mole of the second amine per mole of cyanuric chloride and continuously so adjusting the pH value of the reaction mixture obtained depending on the reaction time by addition of alkali that this corresponds to a point within the area which is defined by lines GHIJ in FIG. 3 which passes through the band beginning with the reaction time t(step 2)= 0 of the second reaction step until reaching a position in the area bounded by the lines HIKL and thereby maintaining a temperature of 40 to 70 DEG C., preferably 45 DEG to 55 DEG C. and thereafter working up the product in known manner wherein t1 is a time of 4 to 10 hours, preferably about 7 hours and t2 is a time of 2 to 8 hours, preferably about 6 hours and wherein the B C corresponds to the equation, pH = -(12.6/t1)+ 14.35 and the line H I corresponds to the equation pH = -(24,857/t2)+ 23.9285. There are also disclosed novel, purified mono and bis alkylamino-cyanoalkylalkylamino - s - triazines.

    SUBSTITUTING CHLORINE ELEMENTS OF CYANURIC CHLORIDE %A<
    4.
    发明专利
    SUBSTITUTING CHLORINE ELEMENTS OF CYANURIC CHLORIDE %A< 未知

    公开(公告)号：AU1103776A

    公开(公告)日：1977-08-18

    申请号：AU1103776

    申请日：1976-02-12

    Applicant: DEGUSSA

    Inventor： HASCHKE HEINZ ,  SCHREYER GERD ,  SCHWARZE WERNER ,  SUCHSLAND HELMUT

    IPC: C07D251/50 ,  C07D251/44

    Abstract: There is provided a process, preferably continuous and in a given case successive, substitution of one or two chlorine atoms of cyanuric chloride by one or two amines, which may be the same or different, in the presence of an acid acceptor and in the presence of an organic solvent, particularly for the production of 2-alkylamino-4,6-dichloro and preferably for the production of 2,4-di(alkylamino)-6-chloro-s-triazines wherein there is added 1.00 to 1.05 mole, preferably 1.00 to 1.03 mole of a first amine to a 4.5 to 50 weight % suspension or solution of cyanuric chloride in a mixture of 65 to 85 weight % of xylene, toluene, ethylbenzene, benzene and/or an aliphatic or cycloaliphatic hydrocarbon with 5 to 10 carbon atoms (toluene being preferred) and 35 to 15 weight % of a ketone with 3 to 8 carbon atoms, preferably acetone, while maintaining the temperature between about 0 and about 20 DEG C, preferably about 10 to 18 DEG C., continuously so regulating the pH value of the reaction mixture obtained in accordance with the reaction time by addition of alkali and in a given case, water so that this corresponds to a point within the area bounded by lines ABCD of FIG. 1, which runs through the area beginning with the reaction time t,(step 1)= 0 until reaching a position in the area bounded by the lines BCEF and after reaching a pH of 7.0, preferably 7.2 maintains a temperature of about 10 DEG to about 60 DEG C., preferably about 25 DEG to 40 DEG C., after addition of 0.96 to 1.05, preferably 0.98 to 1.02 equivalents of alkali per mole of cyanuric chloride, adding at least an equimolar amount, preferably 1.00 to 1.02 mole of the second amine per mole of cyanuric chloride and continuously so adjusting the pH value of the reaction mixture obtained depending on the reaction time by addition of alkali that this corresponds to a point within the area which is defined by lines GHIJ in FIG. 3 which passes through the band beginning with the reaction time t(step 2)= 0 of the second reaction step until reaching a position in the area bounded by the lines HIKL and thereby maintaining a temperature of 40 to 70 DEG C., preferably 45 DEG to 55 DEG C. and thereafter working up the product in known manner wherein t1 is a time of 4 to 10 hours, preferably about 7 hours and t2 is a time of 2 to 8 hours, preferably about 6 hours and wherein the B C corresponds to the equation, pH = -(12.6/t1)+ 14.35 and the line H I corresponds to the equation pH = -(24,857/t2)+ 23.9285. There are also disclosed novel, purified mono and bis alkylamino-cyanoalkylalkylamino - s - triazines.

    5.
    发明专利
    未知

    公开(公告)号：MX3685E

    公开(公告)日：1981-04-27

    申请号：MX363776

    申请日：1976-01-28

    Applicant: DEGUSSA

    Inventor： HASCHKE HEINZ ,  SCHWARZE WERNER ,  SUCHSLAND HELMUT ,  SCHREYER GERD

    IPC: C07D251/42 ,  C07D251/44 ,  C07D251/50 ,  C07D251/40

    Abstract: There is provided a process for the substitution of one or for the successive substitution of two chlorine atoms of cyanuric chloride by one or two amines whch may be the same or different in the presence of an acid binding agent and in the presence of an organic solvent, particularly for the production of 2-alkylamino-4,6-dichloro-, s-triazines and more preferably for the production of 2,4-di-(alkylamino)-6-chloro-s-triazines wherein there is used a 4 to 60 weight % solution or suspension of cyanuric chloride in a mixture of 65 to 85 weight % of one or more aliphatic hydrocarbons or cycloaliphatic hydrocarbons hving 5 to 10 carbon atoms and/or one or more aromatic hydrocarbons and 35 to 15 weight % of one or more ketones having 3 to 8 carbon atoms.

    PROCESS FOR SUBSTITUTING CHLORINE ATOMS OF CYANURIC CHLORIDE (A)
    7.
    发明专利
    PROCESS FOR SUBSTITUTING CHLORINE ATOMS OF CYANURIC CHLORIDE (A) 未知

    公开(公告)号：CA1041508A

    公开(公告)日：1978-10-31

    申请号：CA245605

    申请日：1976-02-12

    Applicant: DEGUSSA

    Inventor： HASCHKE HEINZ ,  SCHREYER GERD ,  SCHWARZE WERNER ,  SUCHSLAND HELMUT

    IPC: C07D251/50 ,  C07D251/44

    Abstract: The present invention provides in a process for the substitution of one or two chlorine atoms of cyanuric chloride by one amine or by two identical or different amines in the presence of an acid acceptor and in the presence of an organic solvent, the improvement in which per mole of cyanuric chloride 1.00 to 1.05 moles, of a first amine are added to a 4.5 to 50% by weight suspension or solution of cyanuric chloride in a mixture of 65 to 85% of at least one member selected from an xylene, ethyl benzene, benzene, toluene and an aliphatic or cycloaliphatic hydrocarbon containing 5 to 10 carbon atoms, and 35 to 15% by weight of a ketone containing 3 to 8 carbon atoms while maintaining a temperature between approximately 0 and approximately 20.degree.C, the pH value of the reaction mixture obtained is continuously controlled as a function of the reaction time by adding alkali and, when required, water so that said pH value corresponds to a point within an area bounded by the lines ABCD in the accompanying Fig. 1 which passes through the area beginning with the (reaction) time t1 (first stage) = 0 until it reaches a position in the area bounded by the lines BCEF in Fig. 1 of the accompanying drawings on attaining a pH value of at least 7.0, a temperature of approximately 10.degree.C to approximately 60.degree.C is maintained, when required, after the addition of 0.96 to 1.05, equivalents of alkali per mole of cyanuric chloride used at least an equimolar amount of a second amine is added, the pH value of the reaction mixture obtained is continuously adjusted as a function of the reaction time by adding alkali so that said pH value corresponds to a point within the area bounded by the lines GHIJ in Fig. 2 of the accompanying drawings which passes through the area beginning with the (reaction) time t2 (second stage) = 0 of the second stage of the reaction until it reaches a position in the area bounded by the lines HIKL of Fig. 2 of the accompanying drawings and a temperature of 40 to 70.degree.C is maintained, t1 representing a time of 4 to 10 hours and t2 a time of 2 to 8 hours the line BC in Fig. 1 of the accompanying drawings corresponding to the equation: pH = -(12.6/tl)+14.35 and the line HI of Fig. 2 of the accompanying drawings to the equation pH = -(24.857/t2)+23.9285.

    8.
    发明专利
    未知

    公开(公告)号：RO70804A

    公开(公告)日：1980-08-15

    申请号：RO8398774

    申请日：1974-11-20

    Applicant: DEGUSSA

    Inventor： BITTNER FRIEDRICH ,  HASCHKE HEINZ ,  SUCHSLAND HELMUT ,  SCHREYER GERD ,  SCHWARZE WERNER

    IPC: C07D251/28

    Abstract: There is provided a process for the production of a solution or suspension of cyanuric chloride in a water containing organic solvent wherein the liquid cyanuric chloride and the organic-aqueous solvent are mixed together while being agitated, the liquid cyanuric chloride at a temperature between its melting point and 200 DEG C. is led into the flowing organic-aqueous solvent with a velocity of Vcy (in kg per hour) wherein where P is the desired concentration of cyanuric chloride in the solution or suspension to be produced in weight %, PLM is the concentration of cyanuric chloride in the solvent used which also includes O, VLM is the velocity of the solvent added in kg/h, AND PLM, VLM and TLM, the temperature of the added solvent, are so selected that the expression does not exceed the boiling temperature in DEG C. of the solvent used and wherein Cp(LM) and Cp(Cy) signify the specific heat capacities in cal. x g 1 x ( DEG degree C) 1 of the solvent and cyanuric chloride respectively, whereupon in a given case within at most 3 minutes after bringing the cyanuric chloride and solvent into contact the flowing mixture is cooled to the desired storage temperature.

    10.
    发明专利
    未知

    公开(公告)号：DD122975A5

    公开(公告)日：1976-11-12

    申请号：DD19117876

    申请日：1976-02-10

    Applicant: DEGUSSA

    Inventor： HASCHKE HEINZ ,  SCHWARZE WERNER ,  SCHREYER GERD ,  SUCHSLAND HELMUT

    IPC: C07D251/42 ,  C07D251/44 ,  C07D251/50

    Abstract: There is provided a process for the substitution of one or for the successive substitution of two chlorine atoms of cyanuric chloride by one or two amines whch may be the same or different in the presence of an acid binding agent and in the presence of an organic solvent, particularly for the production of 2-alkylamino-4,6-dichloro-, s-triazines and more preferably for the production of 2,4-di-(alkylamino)-6-chloro-s-triazines wherein there is used a 4 to 60 weight % solution or suspension of cyanuric chloride in a mixture of 65 to 85 weight % of one or more aliphatic hydrocarbons or cycloaliphatic hydrocarbons hving 5 to 10 carbon atoms and/or one or more aromatic hydrocarbons and 35 to 15 weight % of one or more ketones having 3 to 8 carbon atoms.

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