August 1990 PIGMENT AND RESIN TECHNOLOGY 19 Macpherson reduces the suitable for pigmenting all types of surface coatings, particularly those formaldehyde content of new having to face stringent parameters finishes on performance. A n important technological innov ation by Haverhill-based Macpherson Details: Inorganic Chemicals Busi Woodfinishes, part of the Finnish ness Group or Pigments & Ceramics multinational Kemira, significantly Business Group, Bayer UK Ltd., reduces the formaldehyde content Bayer House, Strawberry Hill, New of all the company's acid catalysed bury, Berks. RG13 1JA. Tel 0635 lacquer finishes. 39518 . Extensive research and develop ment by Macpherson's team has P.T.S.I No w available from resulted in this new formulation Baxenden which , it is stated , reduces formalde A ne w moisture scavenger for use in hyde content to well within the the production of storage stable, Health and Safety Executive's ac moisture curin g polyurethane surface ceptable environmental limit of two coatings, has been launched by the parts per million. Speciality Chemicals Division of This new technology not only Baxenden Chemicals. enables Macpherson to meet the Para Toluene sulphonyl isocyanate more stringent regulations imposed or Trixen e ASF , as it wil l be called , is by the EEC but offers a safer and a monofunctional isocyanate which more comfortable working environ reacts readily wit h water and other ment for those wh o handle the acid compounds that contain reactive catalysed lacquers or the treated hydrogen groups. This is in addition woodwork. to Trixene AS monofunctional iso Traditional formulations , although cyanate, whic h has been manufac manufactured to within Health and tured by Baxenden for many years. Safety Executive regulations, do Trixene ASF is packed in conven contain a certain amount of free iently sized 35 kilo drums and is 5 is seen as suitable for OEM auto formaldehyde. available ex-stock from Baxenden's coatings, vehicle refinishing and A s wel l as offering a mor e comfort Lancashire plant or via th e company's other high durability industrial able working environment, low European agents. finishes. formaldehyde versions avoid potential Details: Speciality Chemicals Div. R-KB-6 is described as a more all - build-ups which can occur, for ex Baxenden Chemicals Ltd, Paragon round, general purpose pigment; it ample, in flat-packed furniture. Works, Baxenden, Near Accrington, exhibits excellent optical performance The company's ne w non-yellowing Lancs BB5 2S L Tel: 025 4 872278. and dispersibility, with haze-free lacquer, whic h contains a UV inhibitor gloss finish and notable resistance to prevent fading of wood surfaces to light and weathe r exposure. Appli throug h exposure to sunlight, is cations include decorative, alkyd and produced to the low formaldehyde emulsion paints, hig h grade industrial formulation. Macpherson has now Free literature finishe s and electrodeposition reduced the formaldehyde content V.A. Howe & Co Ltd has introduced a coatings. ne w brochure for the Labo-Rota in all relevant systems. Details: Inorganic Chemicals Busi range of rotary evaporators made by Details : Macpherson Wood- ness Group or Pigments & Ceramics Resona Technics. finishes, Rookwood Way, Haverhill, Business Group, Bayer UK Ltd., Suffolk, CB9 8PQ. Tel 044 0 703611 . The new brochure describes the Bayer House, Strawberry Hill, New several outstanding features that bury, Berks. RG13 1JA. Tel 0635 make the Labo-Rota range of rotary Bayertitan pigments 39518 . evaporator systems unique. Bayertitan titaniu m dioxide pigments These features include a novel are used widely for the opacifying Lightfast pigments safety cover shield which protects and whitening of paints, plastics, These special mixed-phase pigments the operator from splashes and and paper. are based o n metal oxides, available potential burns. A new robust and Tw o ne w grades wer e introduced, in yellows, blues, black and green. compact drive system enables highly Bayertitan R-KB-5 and R-KB-6, whic h They offer outstanding temperature precise control of rotational speed are micronised rutile pigments, wit h stability, wit h very good acid resis and extremely quiet operation. The A1 0 stabilised crystal lattice coated tance ensuring excellent colour re versatile heating bath is the safest 2 3 wit h aluminiu m and zirconiu m com tention on exposure to SO — available. Also, at last, a lifting pounds and organically treated. important for outdoor finishes in system which is the optimum in industrial atmospheres, for example R-KB-5 offers outstanding weather stability, easy running and ease of coil coatings or automotive finishes. stability and gloss retention with operation, even wit h heavy loads. The high durability properties of good optical properties, ease of Customer Support Department, dispersion and brilliant gloss. R-KB- these pigments make the m especially direct on (0295 252666).
Pigment & Resin Technology – Emerald Publishing
Published: Aug 1, 1990