RU96106899A - METHOD FOR OBTAINING SALT-CONTAINING BISMUTH COMPOSITIONS AND THEIR APPLICATION AS CATALYTIC COMPONENTS IN CATHODO SEDICATED VARNISHES FOR ELECTROLACATION BY DIP - Google Patents

METHOD FOR OBTAINING SALT-CONTAINING BISMUTH COMPOSITIONS AND THEIR APPLICATION AS CATALYTIC COMPONENTS IN CATHODO SEDICATED VARNISHES FOR ELECTROLACATION BY DIP

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Publication number
RU96106899A
RU96106899A RU96106899/13A RU96106899A RU96106899A RU 96106899 A RU96106899 A RU 96106899A RU 96106899/13 A RU96106899/13 A RU 96106899/13A RU 96106899 A RU96106899 A RU 96106899A RU 96106899 A RU96106899 A RU 96106899A
Authority
RU
Russia
Prior art keywords
bismuth
compositions
lacquer
varnishes
mol
Prior art date
Application number
RU96106899/13A
Other languages
Russian (ru)
Other versions
RU2137866C1 (en
Inventor
Феола Роланд
Бургманн Бригитте
Курцманн Франц
Original Assignee
Вианова Ресинс АГ
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from AT0179493A external-priority patent/AT398987B/en
Application filed by Вианова Ресинс АГ filed Critical Вианова Ресинс АГ
Publication of RU96106899A publication Critical patent/RU96106899A/en
Application granted granted Critical
Publication of RU2137866C1 publication Critical patent/RU2137866C1/en

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Claims (4)

1. Способ получения содержащих соли висмута композиций для катализирования реакций сшивки катионных лаковых связующих, отличающийся тем, что
А) 1,0 моль оксида висмута постепенно вводят во взаимодействие в целом с 4,0 молями молочной кислоты, причем
Аа) сначала 1,0 моль оксида висмута и 2,0 моля молочной кислоты в присутствии воды гомогенизируют при 20 - 40°С в течение 30 - 60 мин,
Аб) полученную по п. Аа). смесь после добавки 1,0 моля молочной кислоты снова гомогенизируют при 30 - 40°С в течение 30 - 60 мин и
Ав) повторяют процесс по п. Аб), причем гомогенизируют до тех пор, пока цвет реакционной смеси не изменится от первоначально желтого до белого;
Б) затем полученную по Аа) - Ав) смесь висмутиллактата и лактата висмута комбинируют с катионным лаковым связующим, причем содержание висмута, в расчете на общее содержание твердого вещества в композиции, составляет 25 - 45 мас.%, предпочтительно 30 - 40 мас.%.
1. A method of obtaining compositions containing salts of bismuth to catalyze the crosslinking reactions of cationic lacquer binders, characterized in that
A) 1.0 mol of bismuth oxide is gradually introduced into the interaction with a total of 4.0 moles of lactic acid, and
Aa) first 1.0 mol of bismuth oxide and 2.0 mol of lactic acid in the presence of water are homogenized at 20-40 ° C for 30-60 minutes,
Ab) obtained by paragraph Aa). after addition of 1.0 mol of lactic acid, the mixture is again homogenized at 30-40 ° C for 30-60 minutes and
A) repeat the process of paragraph AB), and homogenize until the color of the reaction mixture changes from initially yellow to white;
B) then the mixture of bismuth lactate and bismuth lactate obtained by Aa) -Av) is combined with a cationic lacquer binder, the bismuth content, based on the total solids content in the composition, is 25–45 wt.%, Preferably 30–40 wt.% .
2. Способ по п. 1, отличающийся тем, что в п. Б) используют сшиваемые за счет переэтерификации, и/или переамидирования, и/или переуретанизации, и/или путем реакции концевых двойных связей катионные лаковые связующие, предпочтительно пигментную пастообразную смолу, причем композиции предпочтительно имеют вязкость в пределах 4000 - 10000 мПа • с при 23°С. 2. The method according to p. 1, characterized in that in paragraph B) use stitched due to the transesterification, and / or transamidation, and / or reurethanization, and / or by reaction of terminal double bonds cationic lacquer binders, preferably pigment paste resin, moreover, the compositions preferably have a viscosity in the range of 4000 - 10000 MPa • s at 23 ° C. 3. Применение получаемых по пп. 1 и 2 композиций, в случае необходимости в форме пигментных паст, в комбинации со сшиваемыми за счет переэтерификации, и/или переамидирования, и/или переуретанизации, и/или путем реакции концевых двойных связей катионными лаковыми связующими, причем они идентичны или отличаются от содержащегося в композиции лакового связующего и в случае необходимости находятся в виде дисперсий, для приготовления композиции катодно осаждаемых лаков для электролакирования погружением, причем содержание висмута в них, в расчете на содержание твердого вещества во всем лаковом связующем, составляет 0,5 - 3,0 мас.% предпочтительно 0,8 - 2,5 мас.%. 3. Application obtained by PP. 1 and 2 compositions, if necessary in the form of pigment pastes, in combination with stitched due to transesterification, and / or transamidation and / or reurethanization, and / or by the reaction of terminal double bonds with cationic lacquer binders, which are identical or different from those contained in the composition of the lacquer binder and, if necessary, are in the form of dispersions, for the preparation of the composition of cathodically deposited varnishes for electropacking by immersion, with the bismuth content in them, based on the solid matter content CTBA the overall coating binder, is 0.5 - 3.0 wt%, preferably 0.8 -. 2.5 wt.%. 4. Катодно-осаждаемые лаки для электролакирования погружением с содержанием висмута в расчете на содержание твердого вещества во всем лаковом связующем, 0,5 - 3,0 мас.%, предпочтительно 0,8 - 2,5 мас.%, которые содержат получаемые по пп. 1 и 2 композиции, в случае необходимости в форме пигментных паст, а также другие, сшиваемые за счет переэтерификации, и/или переаминирования, и/или переуретанизации, и/или путем реакции концевых двойных связей катионные лаковые связующие, причем они идентичны или отличаются от содержащегося в композиции лакового связующего и в случае необходимости находятся в виде дисперсий. 4. Cathode-deposited varnishes for electroplating by immersion with a bismuth content calculated on the solids content of the entire lacquer binder, 0.5 to 3.0 wt.%, Preferably 0.8 to 2.5 wt.%, Which contain the resulting pp 1 and 2 compositions, if necessary in the form of pigment pastes, as well as others, crosslinked by transesterification, and / or transamination, and / or reurethanization, and / or by the reaction of terminal double bonds, cationic lacquer binders, and they are identical or different from contained in the composition of the lacquer binder and, if necessary, are in the form of dispersions.
RU96106899A 1993-09-07 1994-09-02 Method of preparing bismuth salt-containing compositions and utilization thereof in cathodically precipitated lacquers for electrical immersion lacquering RU2137866C1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
AT0179493A AT398987B (en) 1993-09-07 1993-09-07 METHOD FOR THE PRODUCTION OF PREPARATIONS CONTAINING BISMUTH SALTS AND THE USE THEREOF AS A CATALYST COMPONENT IN CATHODICALLY DEPOSIBLE ELECTRIC DIVERS
ATA1794/93 1993-09-07
PCT/AT1994/000123 WO1995007377A1 (en) 1993-09-07 1994-09-02 Method for producing preparations containing bismuth salts and their use as catalytic components in electrophoretic paints applied by cathodic deposition

Publications (2)

Publication Number Publication Date
RU96106899A true RU96106899A (en) 1998-07-20
RU2137866C1 RU2137866C1 (en) 1999-09-20

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RU96106899A RU2137866C1 (en) 1993-09-07 1994-09-02 Method of preparing bismuth salt-containing compositions and utilization thereof in cathodically precipitated lacquers for electrical immersion lacquering

Country Status (14)

Country Link
US (1) US5936013A (en)
EP (1) EP0717794B1 (en)
KR (1) KR100340367B1 (en)
CN (1) CN1044140C (en)
AT (2) AT398987B (en)
AU (1) AU7484894A (en)
BR (1) BR9407408A (en)
CZ (1) CZ285838B6 (en)
DE (1) DE59403675D1 (en)
ES (1) ES2107244T3 (en)
RU (1) RU2137866C1 (en)
TW (1) TW474977B (en)
WO (1) WO1995007377A1 (en)
ZA (1) ZA946894B (en)

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