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Materials

Materials 20 PIGMENT AND RESIN TECHNOLOGY SEPTEMBER 1978 Paint additives sample kit The Boston Chemical Co Ltd., of the nominal molecular weight, A comprehensive sample Thorp Arch Trading Estate, using 1.ON NaNO as the elutant ki t of eight Dow Corning paint Wetherby , Yorks. in GPC, the differential refracto- additives is now available free meter not responding to the The glitters are made from through authorised Dow Corning sodium ion of the standard. epoxy coated metallic foil, cut distributors . into 1.6 mm squares. They are These new water soluble The sample kit, which in­ available in bright silver and bright standards, designed specifically cludes samples of water- and gold shades. for molecular weight calibration solvent-based paints, enables in aqueous GPC systems, open paint chemists to test their ne w possibilities in macromole- fomulations on site. The eight cular research as well. Do w Corning paint additive Polystyrene standards samples assist the paint chemist Pressure Chemical Co., in developing their formulations 3419-25 Smallman Street, Pitts­ for mar resistance, flow out, burgh, P.A. 15201, U.S.A., offers Low bake coating resin debubbling, levelling, pigment a complete line of standards, rang­ A new 'Beetle' alkyd resin, separation and adhesion. It also ing from M W 800 to M W 2 mil­ designed primarily for use in low- helps with processing problems lion. Batches which had been de­ bake systems, is now available whe n using curtain coating and pleted by sales have been re­ fro m BIP Chemicals Division, P.O. coil coating techniques. placed to provide a full line of 12 Box 11, Tat Bank Road, Oldbury, Als o available free on re­ polymers. Warley , West Midlands, B69 quest with the sample kit is a These well characterised 4NF, and may be used in combi­ comprehensive selections of data polystyrenes are of known mole­ nation with any one of a large sheets on each additive, together cular weight and narrow molecu­ number of 'Beetle' melamine wit h a guide chart which keys the lar weight distribution. They are resins. Such systems, w e are told, appropriate additive to use to said to be ideally suited for cure well at temperatures around solve a specific paint problem. checking or calibrating instru­ 90-95° C and then continue to Samples and further details avail­ ments, and for determining mole­ post cure at room temperature for able in the U.K. from: Mr M. cular weight in applications such several weeks. All these systems Fontaine, K & K Greeff Industrial as gel permeation chromato­ have excellent shelf stability. Chemicals Ltd., Suffolk House, graphy, light scattering, osmo­ Designated BA 549, the new George St., Croydon CR9 3QL. metr y and viscometry. resin has excellent colour stability Continent: Jon Solman, Dow The following weights, and may be used in general pur­ Corning International, Chaussée molecular, are available:— 800; pose industrial stoving finishes, de la Hulpe, 154, P.O. Box 7, 1170 4,000; 17,500; 110,000; 390,000; in cold cure woo d finishes and in Brussels. 950,000; 2,200; 9,000; 50,000; fast cure finishes for paper and 233,000; 600,000; 1,800,000. other substrates. Sodium polystyrene sulphonates For cold cure systems, Metallic glitters for seamless Using its standard line of lacquers based on BA 549 in coatings polystyrene standards, Pressure combinatio n with urea resins cure Surface coating systems in Chemical Co. has developed a rapidly in the presence of acids, whic h coloured plastic flakes are ne w line of water soluble stan­ and the resultant films, it is embedded in surface coatings to dards for GPC calibration. As claimed have good resistance to produce decorative effects on evidenced by comparitive GPC, mois t heat and to checking. In floors and walls, are widely used as well as by light scattering, general, lacquers based on BA because of their low maintenance osmometr y and viscometry where 549 cure rapidly and have improv­ costs. applicable, there is no apparent ed stability and a longer (cata­ degradation or cross-linking. lysed) pot life when compared In order to enhance their wit h lacquers based on other decorative effect, two metallic The apparent molecular resins. glitters have been introduced by weigh t of these samples is 89 % http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Pigment & Resin Technology Emerald Publishing

Materials

Pigment & Resin Technology , Volume 7 (9): 1 – Sep 1, 1978

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Publisher
Emerald Publishing
Copyright
Copyright © Emerald Group Publishing Limited
ISSN
0369-9420
DOI
10.1108/eb041423
Publisher site
See Article on Publisher Site

Abstract

20 PIGMENT AND RESIN TECHNOLOGY SEPTEMBER 1978 Paint additives sample kit The Boston Chemical Co Ltd., of the nominal molecular weight, A comprehensive sample Thorp Arch Trading Estate, using 1.ON NaNO as the elutant ki t of eight Dow Corning paint Wetherby , Yorks. in GPC, the differential refracto- additives is now available free meter not responding to the The glitters are made from through authorised Dow Corning sodium ion of the standard. epoxy coated metallic foil, cut distributors . into 1.6 mm squares. They are These new water soluble The sample kit, which in­ available in bright silver and bright standards, designed specifically cludes samples of water- and gold shades. for molecular weight calibration solvent-based paints, enables in aqueous GPC systems, open paint chemists to test their ne w possibilities in macromole- fomulations on site. The eight cular research as well. Do w Corning paint additive Polystyrene standards samples assist the paint chemist Pressure Chemical Co., in developing their formulations 3419-25 Smallman Street, Pitts­ for mar resistance, flow out, burgh, P.A. 15201, U.S.A., offers Low bake coating resin debubbling, levelling, pigment a complete line of standards, rang­ A new 'Beetle' alkyd resin, separation and adhesion. It also ing from M W 800 to M W 2 mil­ designed primarily for use in low- helps with processing problems lion. Batches which had been de­ bake systems, is now available whe n using curtain coating and pleted by sales have been re­ fro m BIP Chemicals Division, P.O. coil coating techniques. placed to provide a full line of 12 Box 11, Tat Bank Road, Oldbury, Als o available free on re­ polymers. Warley , West Midlands, B69 quest with the sample kit is a These well characterised 4NF, and may be used in combi­ comprehensive selections of data polystyrenes are of known mole­ nation with any one of a large sheets on each additive, together cular weight and narrow molecu­ number of 'Beetle' melamine wit h a guide chart which keys the lar weight distribution. They are resins. Such systems, w e are told, appropriate additive to use to said to be ideally suited for cure well at temperatures around solve a specific paint problem. checking or calibrating instru­ 90-95° C and then continue to Samples and further details avail­ ments, and for determining mole­ post cure at room temperature for able in the U.K. from: Mr M. cular weight in applications such several weeks. All these systems Fontaine, K & K Greeff Industrial as gel permeation chromato­ have excellent shelf stability. Chemicals Ltd., Suffolk House, graphy, light scattering, osmo­ Designated BA 549, the new George St., Croydon CR9 3QL. metr y and viscometry. resin has excellent colour stability Continent: Jon Solman, Dow The following weights, and may be used in general pur­ Corning International, Chaussée molecular, are available:— 800; pose industrial stoving finishes, de la Hulpe, 154, P.O. Box 7, 1170 4,000; 17,500; 110,000; 390,000; in cold cure woo d finishes and in Brussels. 950,000; 2,200; 9,000; 50,000; fast cure finishes for paper and 233,000; 600,000; 1,800,000. other substrates. Sodium polystyrene sulphonates For cold cure systems, Metallic glitters for seamless Using its standard line of lacquers based on BA 549 in coatings polystyrene standards, Pressure combinatio n with urea resins cure Surface coating systems in Chemical Co. has developed a rapidly in the presence of acids, whic h coloured plastic flakes are ne w line of water soluble stan­ and the resultant films, it is embedded in surface coatings to dards for GPC calibration. As claimed have good resistance to produce decorative effects on evidenced by comparitive GPC, mois t heat and to checking. In floors and walls, are widely used as well as by light scattering, general, lacquers based on BA because of their low maintenance osmometr y and viscometry where 549 cure rapidly and have improv­ costs. applicable, there is no apparent ed stability and a longer (cata­ degradation or cross-linking. lysed) pot life when compared In order to enhance their wit h lacquers based on other decorative effect, two metallic The apparent molecular resins. glitters have been introduced by weigh t of these samples is 89 %

Journal

Pigment & Resin TechnologyEmerald Publishing

Published: Sep 1, 1978

There are no references for this article.