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Inventor:
Lenhard; Werner
Address:
Wuppertal, DE
No. of patents:
17
Patents:












Patent Number Title Of Patent Date Issued
6958171 Process for repairing coated substrate surfaces October 25, 2005
The invention relates to a process for repairing coated substrate surfaces comprising the following successive steps: a) optionally, preparing a blemished area to be repaired, b) providing at least one backing film coated on one side with an uncured or at least only partially cured coa
6743466 Process for repairing coated substrate surfaces June 1, 2004
The invention relates to a process for repairing coated substrate surfaces comprising the following successive steps: a) optionally preparing a blemished area to be repaired, b) providing a backing film coated on one side with an uncured or at least partially cured coating layer of a c
6534130 Method for multi-layered coating of substrates March 18, 2003
A process for the preparation of a multi-layer coating wherein a colour- and/or special effect-imparting base lacquer coating compound is applied to a substrate optionally precoated with a primer and/or primer surfacer coating compound and/or further coating compounds and a clear lacquer
6531188 Method for multi-layered coating of substrates March 11, 2003
Process for producing a multi-layer lacquer finish, in which a surfacer coating compound is applied to a substrate optionally pre-coated with a priming layer and/or further coating layers, and a top coating comprising a color-imparting and/or special-effect-imparting base lacquer layer a
6506458 Method for coating motor vehicle bodies or parts thereof January 14, 2003
Method of lacquering a substrate by applying a clear-lacquer coating compound to a precoated substrate or a one-coat top lacquer coating compound to an optionally precoated substrate, followed by curing, the substrate being a motor-vehicle body or parts thereof, in which the substrat
6472026 Method for multi-layered coating of substrates October 29, 2002
Process for producing a multi-layer lacquer finish, in which a surfacer coating compound is applied to a substrate optionally pre-coated with a priming layer and/or further coating layers, and a top coating comprising a colour-imparting and/or special-effect-imparting base lacquer layer
6432491 Method for producing multi-layer paint coatings August 13, 2002
A process for multilayer lacquering, wherein a surfacer coating compound is applied to an optionally precoated substrate and then cured, a top coat layer of a color-imparting and/or special effect-imparting base coat and a clear coat coating compound or of a pigmented one-coat top coat c
6008314 Aminourethane hardeners, epoxide-based coating media and the use thereof December 28, 1999
Aminourethane hardeners, suitable for aqueous epoxide-based coating media, otainable by the reaction ofA) aminourethanes which are obtainable by the reaction ofa) compounds comprising at least one cyclic carbonate group, andb) amines comprising at least one primary amino group wherein the ratio
5932282 Process for producing a repair coating August 3, 1999
A process for producing a repair coating This invention relates to a process for producing a multi-layer repair coating by the application of a transparent clear lacquer coat, which is unpigmented or which contains colourless pigment, to a predried or hardened colour- and/or effect-i
5906864 Aqueous coating composition and its use to produce filler coats May 25, 1999
Aqueous coating composition, containingI) one or more amine hardeners,II) one or more water-dilutable epoxy resins,III) one or more pigments and/or fillers andIV) water and optionally one or more solvents and/or conventional lacquer additives,wherein the composition of the coating composition is
5886085 Aqueous coating media and their use in single-layer and multi-layer coating processes March 23, 1999
Coating media and their use in processes for producing single-layer and multi-layer coatings are described. The coating media contain an aqueous mixture comprisingI. 99-70% by weight of a mixture ofA) 50-100% by weight of one or more binder vehicles which at least in part contain ionic g
5760123 Aqueous dispersion of polyurethanes containing siloxane linkages, production thereof and use in June 2, 1998
Aqueous dispersion of one or more polyurethane resins with a number average molecular weight (Mn) of 2500 to 1000000, a content of 2 to 150 mmol of siloxane linkages (--Si--O--Si--) per 100 g of solid resin, a hydroxyl value of 0 to 100 and a content of ionic groups, groups convertible i
5721018 Method for producing multilayer coatings February 24, 1998
A process for preparing a multi-layer coating on an electrically nonconductive surface of a substrate, which comprises(A) applying over the surface an aqueous dispersion having a pH of from 5 to 8 when not containing a metallic pigment, the dispersion containing of from 15% to 20% wt. ba
5681622 Process for producing decorative multiple-layer coatings October 28, 1997
A process and a coating medium for producing a decorative multilayer coating on a substrate, wherein a base lacquer coat is applied and is overpainted with a transparent lacquer coat, wherein an aqueous, self-crosslinking base lacquer is used, which contains, as a binder vehicle, an
5569705 Aqueous dispersion of polyurethane resins, the production thereof and polyurethane macromers sui October 29, 1996
There are described aqueous dispersions of polyurethane resins, the production thereof and their use in aqueous coating agents, said dispersions being obtainable in aqueous or non-aqueous phase froma) polyurethane resins with at least one CH acidic group, an ionic or non-ionic hydrophili
5552496 Aqueous polyurethane resin dispersion, processes for its preparation, and its use in aqueous coa September 3, 1996
An aqueous coating composition which is self-drying or is crosslinked by external agents, processes and dispersions for its preparation and its use. The coating composition comprises:I) 40 to 100% by weight of a film-former in the form of an aqueous dispersion of one or more polyurethane
5439710 Method of producing multilayer coatings, more particularly for lacquering of motor vehicles, hav August 8, 1995
A method or producing multilayer coatings, more particularly for lacquering of motor vehicles in which at least three immediately adjacent layers with alternating effective charge of the used binders are applied. The coating agents can be made polar e.g. by using resins containing ionic










 
 
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