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Applause for ECS 2003 - European-coatings.com

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Quelle/Publication: <strong>European</strong> Coatings Journal<br />

Ausgabe/Issue: 05/<strong>2003</strong><br />

Seite/Page: 20<br />

Premiere with simultaneous translation<br />

During the one-day 4th Construction Chemicals Congress<br />

on April 10th, 12 select lectures dealt with current scientific<br />

and technical developments as well as topics of interest<br />

from within the sector. Simultaneous interpreting was<br />

provided <strong>for</strong> the first time and attracted a large contingent of<br />

delegates from <strong>for</strong>eign countries.<br />

Rainer Sobek, vice-president of German Bauchemie e.V.,<br />

opened the congress in confident tones, drawing attention to<br />

the high importance of the construction chemicals, including<br />

its social dimension: "Important buildings throughout the<br />

world cannot be - and could not have been - built without the<br />

use of construction chemical products". But he also<br />

addressed the problems besetting the construction<br />

chemicals sector, especially in Germany: "The weakness in<br />

the German construction sector is now in its 5th year - we<br />

do not feel like celebrating". But it is precisely in difficult<br />

times that there is a great need to exchange in<strong>for</strong>mation and<br />

knowledge - this too was revealed by the 4th Construction<br />

Chemicals Congress.<br />

2nd Ink Makers' Forum<br />

All about inks<br />

The printing inks market is currently going through hard<br />

times, but this is actually <strong>for</strong>cing a certain amount of<br />

differentiation on the ink manufacturers - the thing to do now<br />

is to stand out from the market not only in cost but also in<br />

technological leadership. During the <strong>ECS</strong>, the Ink Makers'<br />

Forum, 2nd <strong>European</strong> Congress on Printing Inks, provided<br />

an opportunity to hear about technical details from<br />

international experts on current innovations in the fields of<br />

binders, pigments and colorants, additives <strong>for</strong> printing ink<br />

<strong>for</strong>mulations as well as on new production and testing<br />

technology.<br />

The 70 delegates from 14 countries heard 23 expert lectures<br />

- spread <strong>for</strong> the first time over two days - that reflected the<br />

full range of current developments in printing inks, and also<br />

discussed the current market and legislative situation.<br />

In the opening session, Martin Kanert (VDMi/CEPE),<br />

especially, caused a stir when he explained the impact that<br />

the planned EU chemicals policy - to the extent it is known -<br />

would have on the printing inks industry, and he then<br />

<strong>for</strong>mulated CEPE's position on this. An important point of his<br />

deliberations: according to estimates, the costs of chemical<br />

registration as provided <strong>for</strong> under the REACH program<br />

would increase the cost of substances produced in<br />

quantities of less than 1 t/a by around 42% (this figure being<br />

<strong>com</strong>mensurately lower <strong>for</strong> larger amounts): 10 t/a: 11%, 100<br />

t/a: 5%, 1000 t/a: 2%, 10,000 t/a: 0.4%). Of course,<br />

additives will be mostly affected by this. The probable<br />

consequence would be the disappearance of a large<br />

number of chemicals from the market. The German VCI<br />

estimates that this will be the case <strong>for</strong> 20 to 40% of<br />

substances produced in quantities ranging from 1 to 100 t/a.<br />

Some highlights from the technical sessions<br />

The migration of unreacted photoinitiators and their<br />

breakdown products from UV cured inks is of increasing<br />

concern in the food packaging industry. R. Stephen<br />

Davidson presented on behalf of Coates Lorilleux new<br />

multifunctional photoinitiators (MFPI's) that have been<br />

developed to reduce the amounts of extractable<br />

<strong>com</strong>ponents in UV-cured coating. Because of their<br />

multifunctionality, the photoinitiators are firmly embedded<br />

within the binder during cure, while still keeping a good<br />

reactivity to achieve full cure of the system.<br />

The "dynamic fingerprint" of any ink <strong>for</strong>mulation can be<br />

generated with a time-dependent differential maximum<br />

bubble pressure technique. As Victor P. Janule (ChemDyne)<br />

explained, this allows <strong>for</strong>mulators to characterize the ink<br />

per<strong>for</strong>mance under all possible process conditions be<strong>for</strong>e<br />

the ink is used. This is especially important when multiple<br />

surfactants are present in the <strong>for</strong>mulation. As the<br />

measurements show, the <strong>for</strong>mulations that give the lowest<br />

surface tension may not be the best.<br />

Wim Peter Stout (Air Products) talked about how important it<br />

is to adjust and control surface tension in printing inks.<br />

Acetylenic diols are well known as high per<strong>for</strong>ming additives<br />

<strong>for</strong> the waterborne liquid inks, showing the technical<br />

advantages offered by Gemini surfactants. Stout presented<br />

a new generation of these additives, which offer even better<br />

per<strong>for</strong>mance benefits.<br />

Jörg Seubert (Eckart Werke) presented new aluminium<br />

metal pigments that can be produced as very thin platelets<br />

of highly uni<strong>for</strong>m thickness by means of PVD (physical<br />

vapour deposition). These pigments exhibit pronounced<br />

non-leafing behaviour and the binder protects them very well<br />

in printing inks against mechanical and chemical influences.<br />

They are ideal <strong>for</strong> mirror-effect inks. They are not meant to<br />

<strong>com</strong>pete against conventional metal effect printing inks, but<br />

rather to replace metallising layers, e.g. in packaging and<br />

labels. The advantage of these mirror-effect inks is that they<br />

can be applied precisely and exclusively to the areas where<br />

they are used in the decoration - this is not possible with<br />

metallisation.<br />

Masterbatch Day: Small but distinguished<br />

Some 28 international masterbatch manufacturers gathered<br />

at the <strong>ECS</strong> in a relaxed atmosphere <strong>for</strong> their first joint <strong>for</strong>um:<br />

Masterbatch Day. A series of five short lectures gave them<br />

an insight into pigments (white, carbon black and effect<br />

pigments), waxes and especially <strong>European</strong> legislation,<br />

which is of vital concern to them as masterbatch<br />

<strong>for</strong>mulators. The various directives, guidelines and<br />

ordinances addressed were those on preparations, material<br />

safety data sheets, hazardous goods, toys, packaging and<br />

waste, and materials and articles intended <strong>for</strong> food contact.<br />

Substantial breaks during the day ensured there was plenty<br />

of time to get to know each other and to trade expertise.<br />

East & West: Connecting Europe<br />

Neighbours mingling<br />

Up until now a "mere" <strong>for</strong>um, the <strong>European</strong> <strong>coatings</strong><br />

convention "East & West: Connecting Europe" was<br />

expanded this year to include a lecture series. The lectures<br />

delivered by the leading paint managers from Western,<br />

Central and Eastern Europe were received with great<br />

interest. An audience of 120 used the chance on April 9th to<br />

find out about the various national markets, to hear statistics<br />

and to catch up on local trends. Where else is there an<br />

opportunity to get firsthand basic data on, <strong>for</strong> example, the<br />

Estonian <strong>coatings</strong> market? As David O'Brock of Viru Keemia<br />

Grupp explained, some 14,400 metric tonnes of paints and<br />

surface <strong>coatings</strong> were produced there in 2001, with 36% of<br />

the market held by non-Estonian <strong>com</strong>panies. The various<br />

speakers demonstrated the potential af<strong>for</strong>ded by the various<br />

East <strong>European</strong> <strong>coatings</strong> markets with the aid of market<br />

analyses and surveys. The atmosphere remained intimate<br />

and in<strong>for</strong>mal throughout; contact between east and west<br />

smoothly transcended whatever linguistic borders there<br />

might have been. This <strong>coatings</strong> event has now developed<br />

into a valuable in<strong>for</strong>mation and contact mart. Simultaneous<br />

interpreting was provided <strong>for</strong> the two Russian lectures. The<br />

remaining contributions were delivered in English.<br />

Workshop Production Technology<br />

Vincentz Network +++ Schiffgraben 43 +++ D-30175 Hannover +++ Tel.:+49(511)9910-000

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