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GB758986A - Improvements in or relating to aqueous dispersions of pigments - Google Patents

Improvements in or relating to aqueous dispersions of pigments

Info

Publication number
GB758986A
GB758986A GB2203854A GB2203854A GB758986A GB 758986 A GB758986 A GB 758986A GB 2203854 A GB2203854 A GB 2203854A GB 2203854 A GB2203854 A GB 2203854A GB 758986 A GB758986 A GB 758986A
Authority
GB
United Kingdom
Prior art keywords
per cent
water
pigments
copolymer
yellow
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB2203854A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rohm and Haas Co
Original Assignee
Rohm and Haas Co
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
Application filed by Rohm and Haas Co filed Critical Rohm and Haas Co
Publication of GB758986A publication Critical patent/GB758986A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D17/00Pigment pastes, e.g. for mixing in paints
    • C09D17/001Pigment pastes, e.g. for mixing in paints in aqueous medium
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D135/00Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a carboxyl radical, and containing at least another carboxyl radical in the molecule, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Coating compositions based on derivatives of such polymers
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D17/00Pigment pastes, e.g. for mixing in paints
    • C09D17/004Pigment pastes, e.g. for mixing in paints containing an inorganic pigment
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21HPULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H19/00Coated paper; Coating material
    • D21H19/36Coatings with pigments
    • D21H19/44Coatings with pigments characterised by the other ingredients, e.g. the binder or dispersing agent
    • D21H19/56Macromolecular organic compounds or oligomers thereof obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H19/58Polymers or oligomers of diolefins, aromatic vinyl monomers or unsaturated acids or derivatives thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Pigments, Carbon Blacks, Or Wood Stains (AREA)
  • Paints Or Removers (AREA)

Abstract

Inorganic pigments are dispersed in water with 0.05 to 3 per cent of a water-soluble salt of a homogeneous copolymer of maleic anhydride and an unsaturated hydrocarbon having only one active olefinic linkage and containing five to ten carbon atoms, said copolymer having a molecular weight below 5000, a viscosity less than 1000 c.p.s. at 25 DEG C. in 35 per cent solution in dioxane or methyl ethyl ketone, and the salt thereof giving a pH in water of at least 4.5. Unsaturated hydrocarbons specified are diisobutylene, amylene, isoamylene, hexene, decene, styrene, a -methylstyrene, vinyltoluene, isopropenyltoluene, indene, dicyclopentadiene and terpenes such as b -pinene and limonene. Salts described are those derived from alkali metal, ammonium, quaternary ammonium and amine bases. The pigments may be calcium and/or magnesium carbonate; barium sulphate; zinc, chromium and lead oxides; mica, talc, white lead, silica, china clay, rutile, anatase, blanc fixe, kaolin, lithopone and mixtures and also included may be insoluble colours such as iron oxide, cadmium sulphide, toluidine red, lithol toner, chrome orange or yellow or green, "Mansa" (Registered Trade Mark) yellow and phthalocyanine green or blue. The dispersions may contain up to 85 per cent pigment and wetting agents such as sulphated alcohols, sulphonated alkylbenzenes, sodium alkylphenoxypolyethoxyethyl sulphonate and alkylphenoxypolyethoxyethanols, are optional additives. In examples diethylene glycol and an antifoamer are also included. The dispersions find application in water-base coating compositions, such as paints and enamels, and may be added to copolymer latices, e.g. those of copolymers of styrene with butadiene, vinyl acetate and acrylic compounds.ALSO:Aqueous dispersions of inorganic pigments contain as dispersing agent a water soluble salt of homogenous copolymer of maleic anhydride and an unsaturated hydrocarbon having only one active olefinic linkage and containing 5 to 10 carbon atoms, said copolymer having a molecular weight below 5000, a viscosity less than 1000 cps. at 25 DEG C. in 35 per cent solution in dioxane of methyl ethyl ketone, and the salt thereof giving a pH in water of at least 4.5. Unsaturated hydrocarbons specified are diisobutylene, amylene, isoamylene, hexene, decene, styrene, a-methylstyrene, vinyltoluene, isopropenyl toluene, indene, dicyclopentadiene and terpenes such as b -pinene and limonene. Salts disclosed are those derived from alkali metal, ammonium, quaternary ammonium and amine bases and the amount of salt used in the dispersion is from 0.05 to 3 per cent by weight of the pigments. Pigments specified are calcium and magnesium carbonates; barium sulphate; zinc, chrome and lead oxides; mica, talc, white lead, silica, china clay, rutile, anatase, blanc fixe, kaolin, lithopone and mixtures and also present may be unsoluble colours such as iron oxide, cadmium sulphide, toluidine red, lithol toner, chrome orange or yellow or green, "Hanso" (Registered Trade Mark) yellow and phthalocyanine green or blue. The dispersions, optionally containing wetting agents, may contain up to 85 per cent of pigment and are useful in paints and enamels.
GB2203854A 1953-08-11 1954-07-28 Improvements in or relating to aqueous dispersions of pigments Expired GB758986A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US37366053A 1953-08-11 1953-08-11

Publications (1)

Publication Number Publication Date
GB758986A true GB758986A (en) 1956-10-10

Family

ID=38524395

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2203854A Expired GB758986A (en) 1953-08-11 1954-07-28 Improvements in or relating to aqueous dispersions of pigments

Country Status (6)

Country Link
CH (1) CH335787A (en)
DE (1) DE1119434B (en)
ES (1) ES216915A1 (en)
FR (1) FR1109893A (en)
GB (1) GB758986A (en)
NL (1) NL104335C (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3000840A (en) * 1957-12-20 1961-09-19 Monsanto Chemicals Dispersing agents
WO1997015382A1 (en) * 1995-10-27 1997-05-01 E.I. Du Pont De Nemours And Company Dispersants for inorganic materials in aqueous systems

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3479223D1 (en) * 1983-05-20 1989-09-07 Allied Colloids Ltd Water soluble polymers and dispersions containing them
AU581417B2 (en) * 1984-11-16 1989-02-23 Ciba Specialty Chemicals Water Treatments Limited Water soluble polymers and dispersions containing them

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE623404C (en) * 1930-05-26
DE737999C (en) * 1941-05-20 1943-08-03 Ig Farbenindustrie Ag Process for reducing the viscosity of pigmented aqueous dispersions of organic binders
US2647094A (en) * 1950-08-19 1953-07-28 Monsanto Chemicals Pigment pastes comprising a pigment and a salt of a copolymer of styrene and a maleic half-ester
DE838750C (en) * 1951-03-17 1952-05-12 Wacker Chemie Gmbh Dispersing, thickening and cleaning agents and auxiliaries for the treatment of materials with aqueous fluids and dispersions

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3000840A (en) * 1957-12-20 1961-09-19 Monsanto Chemicals Dispersing agents
WO1997015382A1 (en) * 1995-10-27 1997-05-01 E.I. Du Pont De Nemours And Company Dispersants for inorganic materials in aqueous systems

Also Published As

Publication number Publication date
FR1109893A (en) 1956-02-02
ES216915A1 (en) 1955-12-16
CH335787A (en) 1959-01-31
DE1119434B (en) 1961-12-14
NL104335C (en)

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