US3515652A - Bright nickel plating - Google Patents

Bright nickel plating Download PDF

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Publication number
US3515652A
US3515652A US596750A US3515652DA US3515652A US 3515652 A US3515652 A US 3515652A US 596750 A US596750 A US 596750A US 3515652D A US3515652D A US 3515652DA US 3515652 A US3515652 A US 3515652A
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Prior art keywords
nickel
acid
sodium
butyne
diol
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Expired - Lifetime
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US596750A
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English (en)
Inventor
Malcolm J Law
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John Preston & Co Chem Ltd
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John Preston & Co Chem Ltd
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    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25DPROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D3/00Electroplating: Baths therefor
    • C25D3/02Electroplating: Baths therefor from solutions
    • C25D3/12Electroplating: Baths therefor from solutions of nickel or cobalt
    • C25D3/14Electroplating: Baths therefor from solutions of nickel or cobalt from baths containing acetylenic or heterocyclic compounds
    • C25D3/16Acetylenic compounds

Definitions

  • This invention relates to bright nickel plating.
  • the invention is based on the discovery that on reacting in water acetylene alcohols with sodium perborate or any other alkali metal perborate capable of forming a borate derivative and incorporating this material in a nickel plating bath in combination with sulpho-oxygen compounds of the sulphonic acid type, it is found to be very effective for promoting the formation of bright ductile nickel electro-deposits.
  • a process for producing bright nickel deposits which comprises, electro-depositing nickel from an aqueous acidic solution of at least one nickel salt in which there is dissolved from 0.01 to 1.5 g./l. of a preformed borate compound consisting of the reaction product of an acetylene alcohol and an alkali metal perborate together with a watersoluble sulpho-oxygen compound at a concentration of from 0.5 to 90 g./l.
  • the acetylenic alcohol may have the general formula where M is a hydroxyl, hydroxmethyl or hydroxyethyl radical, M is a hydrogen or methyl radical and M is a methyl, hydroxymethyl, hydroxmethyl, methoxymethyl, diethylaminomethyl, morpholinomethyl or hydroxypropyne radical.
  • This alcohol may also be reacted with the perborate under reflux.
  • Equal molecular quantities of acetylenic alcohol and sodium perborate are taken.
  • the acetylenic alcohol is made into a 50% solution form in water, placed in a reaction flask and heated to 85-95 C. under a reflux condenser.
  • the sodium perborate is added gradually until addition of total quantity of perborate has been made, reaction is then continued until gassing ceases and reaction product then gradually changes from a pale straw colour to a deep intense brown colour.
  • any of this particular group of chemicals is particularly effected when reacted with sodium perborate, especially 2-butyne-1z4-diol at a concentration of 0.010.5 gm.
  • Additions of the brighteners according to this invention have been used in the normal standard Watts type nickel electroplating bath. However, it was also found that they are equally effective in all other acid nickel electroplating baths and, therefore, the invention is applicable to any nickel electro-deposition operation that takes place from an aqueous acidic solution of one or more nickel salts.
  • reaction product can also be used for the production of a semi-bright nickel deposit from a Watts-type nickel solution in conjunction with an acetate.
  • the compounds listed in Table II are examples of the sulpho-oxygen compounds which are used in conjunction with the reacted product of the acetylenic alcohols.
  • Binuclear aromatic sulphonic acids and alkali Brilliant nickel deposits may be obtained in accordmetal, ammonium, magnesium and nickel salts thereof. ance with this invention, using electrolytes listed in Z-naphthalene monosulphonic acid C H SO H Table III.
  • C H (SO H) An example of the type of nickel solution that has been 1:5 or 2:7 naphthalene disulphonic acid nickel salt used with particular success in accordance with this in- C H (SO Ni vention is one containing: Naphthalene trisulphonic acid C H (SO H) Naphthalene trisulphonic acid trisodi-um salt NI JH O g./l 280 C10H5(SO3 Na)3 --g-/1 Diphenyl pp-disulphonic acid.HSO C H C H SO H 40 3 0 g./l 4O Z-naphthol 3:6 disulphonic acid.
  • the solution comprises at least one nickel salt, in which is dissolved from 0.00156 to 0.3 g./l. of a reaction product of Z-butyne-l: 4-diol and sodium perborate and 0.1 to 1.0 g./l. 2-propene-l-sulphonic acid in the presence of between 50 g./l. and a saturated solution of boric acid and 0.5 to 80 g./l.
  • a water soluble sulphooxygen compound selected from the group consisting of mononuclear and binuclear aromatic sulphonic acids, alkali metal, ammonium, magnesium and nickel salts of said acids and mononoclear aromatic sulphonamides and sulphonimides or salts of such amides and imides.
  • Examples of the type of nickel solutions that were used with particular success in accordance with this invention are those containing:
  • a process for producing bright nickel deposits which comprises electro-depositing nickel from an aqueous acidic solution of at least one nickel salt in which there is dissolved from 0.00156 to 1.0 g./l. of a preformed borate compound consisting of the reaction product of the reaction of equal molar amounts of an acetylene alcohol and an alkali metal perborate at a temperature of 85-' 95 C.; together with a water-soluble sulpho-oxygen compound at a concentration of from 0.5 to 90 g./l.
  • the sulphooxygen compound is selected from a group consisting of mononuclear and binuclear sulphonic acids, heterocyclic sulphonic acids, mononuclear aromatic sulphonic acids, alkali metal, ammonium, magnesium and nickel salts of said acids, and mononuclear aromatic sulphonamides and sulphonimides.
  • a process of producing bright nickel deposits which comprises electrodepositing nickel from an aqueous acidic solution of at least one nickel salt in which there is incorporated from 0.00156 to 0.3 g./l. of the borate reaction product of the reaction of equal molar amounts of an acetylenic alcohol and with sodium perborate at a temperature of 85-95 C., the said acetylenic alcohol having the general formula where M, is a hydroxyl, hydroxymethyl or hydroxyethyl radical, M is ahydrogen or methyl radical and M is a methyl, hydroxymethyl, hydroxyethyl, methoxymethyl, diethylaminomethyl, morpholinomethyl or hydroxypropyne radical and 0.5 to 90 g./l. of a water soluble sulphooxygen compound.
  • a process for producing bright nickel deposits which comprises, electro-depositing nickel from an aqueous acidic solution of at leastone nickel salt, in which is dissolved from 0.00156 to 0.3 g./l. of a borate reaction product of the reaction of equal molar amounts of 2-butyne-l :4 diol and sodium perborate at a temperature of 85-95 C. and 0.1 to 1.0 g./l. 2-propene-l-sulphonic acid in the presence of between 50 g./l. and a saturated solution of boric acid and 0.5 to g./l.
  • a water soluble sulpho-oxygen compound selected from the group consisting of mononuclear and binuclear aromatic sulphonic acids, alkali metals, ammonium, magnesium and nickel salts of said acids and mononuclear aromatic sulphonamides and imides or salts of such amides and imides.
  • a process for producing bright nickel deposits which comprises, electro-depositing nickel from an aqueous acidic nickel solution of at least one nickel salt in which there is dissolved from 0.00156 to 0.3 g./l. of the borate reaction product of the reaction of equal molar amounts of 2-butyne-lz4-diol and sodium perborate at a temperature of -95 C., 0.1 to 1.5 g./l. Z-propene-lsulphonic acid, 50 g./l. to a saturated solution of boric acid and 0.5 to 80 g./l. of naphthalene trisulphonic acidsodium salt.
  • a process for producing bright nickel deposits which comprises, electro-depositing nickel from an aqueous acidic solution of at least one nickel salt in which there is dissolved at least 0.3 g./l. of the borate reaction product of the reaction of equal molar amounts of 2-butyne-lz4-diol and sodium perborate at a temperature of 85-95 C., 0.1 to 1.0 g./l. 2-propene-l-sulphonic acid, at least 50 g./l. boric acid and l to 10 g./I. of orthosulphobenzoic acid imide sodium salt.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
US596750A 1966-11-25 1966-11-25 Bright nickel plating Expired - Lifetime US3515652A (en)

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US59675066A 1966-11-25 1966-11-25

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4416741A (en) * 1981-03-06 1983-11-22 Langbein-Pfanhauser Werke Ag Method and bath for the electrodeposition of palladium/nickel alloys
US4421611A (en) * 1982-09-30 1983-12-20 Mcgean-Rohco, Inc. Acetylenic compositions and nickel plating baths containing same
WO2008154722A1 (en) * 2007-06-18 2008-12-24 Vale Inco Limited Method for improving nickel cathode morphology
CN103173800A (zh) * 2013-03-27 2013-06-26 江苏增钬云表面处理有限公司 镀镍光亮剂及其配制使用方法

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR16632E (fr) * 1969-05-07 1913-03-18 Pestourie & Quentin Soc Soupape d'échappement libre
GB2175922B (en) * 1985-07-03 1989-07-05 Inst Phisikochimia Nickel sulphamate aqueous electrolyte composition
GB2246144B (en) * 1990-07-18 1994-08-03 Nippon Piston Ring Co Ltd Composite plating bath

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3245887A (en) * 1963-01-31 1966-04-12 M & T Chemicals Inc Electrodeposition of nickel

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3245887A (en) * 1963-01-31 1966-04-12 M & T Chemicals Inc Electrodeposition of nickel

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4416741A (en) * 1981-03-06 1983-11-22 Langbein-Pfanhauser Werke Ag Method and bath for the electrodeposition of palladium/nickel alloys
US4421611A (en) * 1982-09-30 1983-12-20 Mcgean-Rohco, Inc. Acetylenic compositions and nickel plating baths containing same
WO2008154722A1 (en) * 2007-06-18 2008-12-24 Vale Inco Limited Method for improving nickel cathode morphology
CN103173800A (zh) * 2013-03-27 2013-06-26 江苏增钬云表面处理有限公司 镀镍光亮剂及其配制使用方法

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GB1059915A (en) 1967-02-22

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