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Pearl lustre pigments / R. Balaji Narasimhan in PAINTINDIA, Vol. LI, N° 6 (06/2001)
[article]
Titre : Pearl lustre pigments Type de document : texte imprimé Auteurs : R. Balaji Narasimhan, Auteur Année de publication : 2001 Article en page(s) : p. 67-72 Note générale : Bibliogr. Langues : Anglais (eng) Tags : 'Matériau revêtement' Peinture 'Pigment minéral' nacré' Fabrication 'Plomb carbonate' 'Bismuth oxychlorure' Mica 'Titane oxyde' 'Fer Silice Alumine 'Structure lamellaire' Index. décimale : 667.9 Revêtements et enduits Résumé : The history of pearl lustre pigments began 1656 in Paris when Japan isolated the silvery substance of the inside of fish scales and developed a suspension with silver lustre. The first pearl lustre suspension with its brilliant lustre was called Essenced Orient. It contained the same substance, which was later called natural fish silver. In the 17th century, buttons made of mother of pearl became popular and led to an upswing in the button industry in various European countries. The introduction of poly methyl methacrylate and unsaturated polyester in button manufacturing brought on the search for synthetic pearl lustre pigments and replaced fish silver and mother of pearl. The most valuable of all newly developed pearl lustre pigments proved to be basic lead carbonate. Bismuth oxy chloride, first implemented for the reflection layers, grew to the second most important synthetic pearl lustre pigment. Around 1960, a new pigment generation on the basis of metal oxide coated mica platelets was introduced to the market. The first of these pearl lustre pigments replace basic lead carbonate from its application areas were titanium dioxide mica pigments. Today there are a multitude of variations of such pigments for many decorative and technical applications on the market. The use of oxides such as iron oxides, chromium oxide or mixed oxides instead of titanium dioxide permits a steady growing application of artificial pearl lustre effects. This paper gives a brief idea about the manufacture and properties of pearl lustre pigments. Note de contenu : - Manufacturing and properties of pearl lustre pigments
- Natural pearl luster pigments
- Basic lead carbonate : High refractive index – Good transparency without self-colour – Platelet structure with smooth surface – Optimal thickness – Manufacturing and properties
- Bismuth oxychloride
- Metal oxide mica pigments : Pigment particle dimensions – Structural principles
- Manufacturing process for titanium dioxide mica pigments : -Homogeneous hydrolysis – Titration method
- Iron (III) oxide mica pigments : Manufacturing and properties
- Combination pigments
- New pearl luster pigments based on silica and alumina flakes : Effect pigments based on silica flakes – Effect pigments based on alumina flakes
- Functional metal oxide mica pigments : Bright conductive pigments – Manufacture and structural principles – Characteristics of conductivity
- Magnetic pigmentsPermalink : https://e-campus.itech.fr/pmb/opac_css/index.php?lvl=notice_display&id=12608
in PAINTINDIA > Vol. LI, N° 6 (06/2001) . - p. 67-72[article]Réservation
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Code-barres Cote Support Localisation Section Disponibilité 001267 - Périodique Bibliothèque principale Documentaires Disponible Recent trends in coating plastics / R. Balaji Narasimhan in PAINTINDIA, Vol. L, N° 10 (10/2000)
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Titre : Recent trends in coating plastics Type de document : texte imprimé Auteurs : R. Balaji Narasimhan, Auteur Année de publication : 2000 Article en page(s) : p. 43-50 Note générale : Bibliogr. Langues : Anglais (eng) Index. décimale : 667.9 Revêtements et enduits Résumé : There is no better way to gauge the influence of environmental constraints, new technology development and colour trends than in the automotive industry. If one follows the evolution of trends in this arena, one can view the advent of what is to come in the future. New application techniques have been born from the need to differentiate the application effectiveness of low solid lacquers, high solids, water-bornes etc. new chemistries have arisen from the need to protect from environmental fallout. Consumers have increased their quantity awareness to mandate better mechanical properties within the coatings themselves. This article provides a general overview of the type of coatings used in automotive applications, where the requirements of appearance and durability are mcst severe, as well as discusses future trends as seen through the eyes of the automotive engineers and scientists. Note de contenu : - SOLVENT AND WATER BASED COATINGS
- RESINS
- ACRYLIC POLYOLS
- CONDENSATION POLYMERS
- CROSS LINKERS
- AMINO PLAST RESINS
- BLOCKED ISOCYANATE
- CARBAMATE CHEMISTRY
- ISOCYANATE RESINS
- AZIRIDINE SYSTEMS
- SILANE MODIFIED SYSTEMS
- REACTIVE DILUENTS
- COATING COMPOSITE
- PRIMER
- CONDUCTIVITY
- BASE COATS
- CLEAR COATS
- TEST METHODOLOGY
- DURABILITY
- CHEMICAL RESISTANCE
- ACID ETCH RESISTANCE
- SCRATCH AND MAR RESISTANCE
- CHIP/IMPACT RESISTANCE
Permalink : https://e-campus.itech.fr/pmb/opac_css/index.php?lvl=notice_display&id=12771
in PAINTINDIA > Vol. L, N° 10 (10/2000) . - p. 43-50[article]Réservation
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Code-barres Cote Support Localisation Section Disponibilité 001258 - Périodique Bibliothèque principale Documentaires Disponible