Abstract:
The present invention relates to a composition for the protection of an article against corrosion, wherein the composition comprises a blend comprising about 50 to about 99 wt.% of an amorphous polymer and about 1 to about 50 wt.% of a hydrocarbon wax, based on the total weight of the blend, the composition containing at least 30 wt.% of said blend, based on the total weight of the composition, wherein the amorphous polymer has a glass transition temperature T g of lower than about -20°C; and the hydrocarbon wax has a melting point of about 35° to about 130°C. The present invention also relates to a wrapping tape comprising a backing layer and a layer comprising the composition.
Abstract:
Heating apparatus and method for heating a tubular body, having a support structure (2) and a frame (4) moveably suspended in the support structure (2) and arranged to enclose an outer surface part of the tubular body (6) in operation. The frame (4) has one or more thermal emitters (10) circumferentially arranged around the outer surface part of the tubular body (6). An oscillating actuator (12) is connected to the support structure (2) and the frame (4), and is arranged to impose an oscillating movement of the frame (4) with respect to the support structure (2) in circumferential direction around the outer surface part of the tubular body (6).
Abstract:
The present invention relates to a process for the protection against corrosion of an article, comprising the steps of (a) application of a layer of a corrosion protecting composition comprising (i) an amorphous polymer composition comprising an amorphous polymer having a glass transition temperature of -20°C or less and (ii) a water-absorbing filler, on a surface of the article, and(b) application of a mechanical protective layer on top of the layer of said corrosion protecting composition, wherein the article is in a wet environment. The invention further relates to a corrosion protecting composition and to a tape comprising a layer comprising a corrosion protecting composition according to the invention. The invention also relates to an article, comprising (a) a layer of a corrosion protecting composition according to the invention on a surface of the article, and (b) a mechanical protective layer to protect said layer of said composition.
Abstract:
The present invention relates to a composition comprising: (a) about 5 wt.% to about 30 wt.% of an amorphous polymer, said amorphous polymer having a glass transition temperature of lower than about -20°C, (b) about 15 wt.% to about 60 wt.% of a filler, and (c) about 10 wt.% to about 80 wt.% of a solvent, wherein the amounts of (a), (b) and (c) are calculated on the total weight of the composition. The present invention also relates to a process for the application of a protective layer to a substrate, the process comprising application of a layer of the composition to the surface of the substrate or a part thereof. The present invention further relates to a container comprising the composition and a propellant.
Abstract:
The present invention relates to a composition comprising: (a) about 10 wt.% to about 90 wt.% of an amorphous polymer, said amorphous polymer having a glass transition temperature of lower than about -20°C, and (b) about 10 wt.% to about 90 wt.% of a solvent, wherein the amounts of (a) and (b) are calculated on the total weight of the composition, and wherein the solvent is a terpene having a boiling point of about 130°C to about 270°C. The present invention also relates to a process for the application of a protective layer to a substrate, the process comprising application of a layer of the composition to the surface of the substrate or a part thereof. The present invention further relates to a container comprising the composition and a propellant.
Abstract:
The present invention relates to a process for the protection against corrosion of an article, comprising the steps of (a) application of a layer of a corrosion protecting composition comprising (i) an amorphous polymer composition comprising an amorphous polymer having a glass transition temperature of −20° C. or less and (ii) a water-absorbing filler, on a surface of the article, and (b) application of a mechanical protective layer on top of the layer of said corrosion protecting composition, wherein the article is in a wet environment. The invention further relates to a corrosion protecting composition and to a tape comprising a layer comprising a corrosion protecting composition according to the invention. The invention also relates to an article, comprising (a) a layer of a corrosion protecting composition according to the invention on a surface of the article, and (b) a mechanical protective layer to protect said layer of said composition.
Abstract:
The present invention relates to a composition comprising: (a) about 5 wt. % to about 30 wt. % of an amorphous polymer, said amorphous polymer having a glass transition temperature of lower than about −20° C., (b) about 15 wt. % to about 60 wt. % of a filler, and (c) about 10 wt. % to about 80 wt. % of a solvent, wherein the amounts of (a), (b) and (c) are calculated on the total weight of the composition. The present invention also relates to a process for the application of a protective layer to a substrate, the process comprising application of a layer of the composition to the surface of the substrate or a part thereof. The present invention further relates to a container comprising the composition and a propellant.
Abstract:
This disclosure relates to a composition for the protection of an article against corrosion, wherein the composition comprises a blend comprising about 50 to about 99 wt. % of an amorphous polymer and about 1 to about 50 wt. % of a hydrocarbon wax, based on the total weight of the blend, the composition containing at least 30 wt. % of said blend, based on the total weight of the composition, wherein the amorphous polymer has a glass transition temperature Tg of lower than about −20° C.; and the hydrocarbon wax has a melting point of about 35° to about 130° C. This disclosure also relates to a wrapping tape comprising a backing layer and a layer comprising the composition.