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Aug 13 2002 · Pigment pastes according to the invention may be prepared in a conventional manner. Thus the individual constituents of the pigment paste are mixed with each other and then milled in known milling equipment e.g. stirred rotary disc units triple roll mills ball mills sand mills or pearl mills.
May 16 1978 · 70g of an azo dyestuff from 2 4-dinitroaniline and 2-naphthol 7g of "Lissapol NX" (an ethylene oxide condensate of nonylphenol) 7g of Supronic E400 (an ethylene oxide/propylene oxide block copolymer) 7.2g of a 25 w/w aqueous solution of "Orotan-731" (a carboxylated polymer) and 48g water are triple-roll milled to give a pigment paste. 85g
May 11 1999 · Furthermore in certain cases it may be of advantage to remove gaseous inclusions by applying reduced pressure. A further possibility is to degas the product by passing it subsequently through a triple-roll mill. The hard resins color-imparting pigments and solid auxiliaries are introduced as powders or granules.
From the food industry to nanotechnology EXAKT three roll mills are used in a wide variety of industrial and research applications. No matter which paste must be processed the EXAKT three roll mills can break open all kinds of agglomerates. This creates substances of the greatest fineness and quality.
three rolls mill for paint/pigment/coatings Description . This machine applies to product with high viscosity or paste which is poor mobility and need high fineness requirement After our constantly improve and optimize EL developed EGW series three rollor mill with unique performance in production.
ISO 8781-1 1990(en) Part 6 Dispersion using a triple-roll mill. 3 Definitions. For the purposes of this part of ISO 8781 the following definitions apply of development of tinting strength of a coloured pigment in a dispersion is dependent on the amount of work done in the preparation of the dispersion of the pigment in a binder
Best practices for safe and efficient three roll milling Theory of operation . A three roll mill is composed of three horizontally positioned rolls rotating in opposite directions and at different speeds. The material to be milled is placed between the feed and center rolls and gets transferred from the center roll to the apron roll by adhesion.
Ink Manufacturing and the Dispersion of Pigment into Printing Ink 1. Introduction Pigment Particles entering a three roll mill Roll pressure speed ratios and temperature must be carefully controlled to allow use three-roll mills to handle high viscosity paste ink
Pigment wetting All of the air and moisture is displaced from the surface and between the particles of the pigment aggregates and agglomerates (clusters) and is replaced by the resin solution.The solid/gaseous interface ( pigment/air) is transformed into a solid/liquid interface (pigment/resin solution).
Pigments and extendersMethods of dispersion for assessment of dispersion characteristicsPart 6 Dispersion using a triple-roll mill. The results obtained permit conclusions to be drawn as to the behaviour of the products tested when dispersed using corresponding production machinery.
Methods for Estimating Air Emissions from Paint Ink and Other Coating Manufacturing Facilities February 2005. ink and other coating manufacturing operations and it is intended to assist manufacturing facilities that use roller mills operate with conventional three-roll mills. Roller mills are labor intensive requiring highly
Ideal for pastes and putty-like materials Patented "HV" blades for mixing viscous applications Dual Shaft and Triple Shaft Mixers and Double Planetary Mixers. Learn More. Three Roll Mills and Multi-Shaft Mixers are widely used for various applications throughout the
The ball mill is a key piece of equipment for grinding crushed materials and it is widely used in production lines for powders such as cement silicates refractory material fertilizer glass ceramics etc. as well as for ore dressing of both ferrous and non-ferrous metals. The ball mill can grind various ores and other materials either wet or dry.
EBECRYL® 452 also gives a fast cure response when formulated with other oligomers and cured via ultraviolet light (UV) or electron beam (EB). It is used for the preparation of high pigment loading pigment pastes produced using a triple roll mill or bead mill. It can be used for pigment grinding all process colors and spot colors.
US3433660A US3433660DA US3433660A US 3433660 A US3433660 A US 3433660A US 3433660D A US3433660D A US 3433660DA US 3433660 A US3433660 A US 3433660A Authority US United States Prior art keywords black carbon black blacks color process Prior art date 1965-06-24 Legal status (The legal status is an assumption and is not a legal conclusion.
material makes it ideal as a pigment grinding resin. EBECRYL 820 also gives a fast cure response when formulated with other oligomers and cured via ultraviolet light (UV) or electron beam (EB). EBECRYL 820 is used for the preparation of pigment pastes with high pigment loading. This can be produced using a triple roll mill or bead mill.
Sep 28 2014 · Agitated bead mills A Modernized improvement of the ball mill is the agitated bead mill The bead mill uses a charge of inert small balls to 2- 8mm diameter Media mill- if beads are ceramic Shot mill- if beads are steel Sand mill- if grains of sand are used The Design consist of a cylinder which can be either vertical or horizontal that has a
The formula put through three-roll mill which grind ever particle usually to the size of 20 microns. Common ration of oil and pigment is 2 to 1 particles. Combination of pigment phase into base wax is done with simple mixing of those liquids in a steam-jacketed kettle that is equipped with one propeller agitator. After successful mixing
The suitability of the offset lithographic process for printing on a wide variety of surfaces has resulted in a large number of inks available for the process. Typically lithographic inks (which are paste inks) are more viscous than other types of inks and since the ink film is thinner with offset printing the pigment content must be higher.
Methods for Estimating Air Emissions from Paint Ink and Other Coating Manufacturing Facilities February 2005. ink and other coating manufacturing operations and it is intended to assist manufacturing facilities that use roller mills operate with conventional three-roll mills. Roller mills are labor intensive requiring highly
Ink Manufacturing and the Dispersion of Pigment into Printing Ink 1. Introduction Pigment Particles entering a three roll mill Roll pressure speed ratios and temperature must be carefully controlled to allow use three-roll mills to handle high viscosity paste ink
Pigments and extendersMethods of dispersion for assessment of dispersion characteristicsPart 6 Dispersion using a triple-roll mill. The results obtained permit conclusions to be drawn as to the behaviour of the products tested when dispersed using corresponding production machinery.
6 Procedure. 6.1 Preparation of pigment dispersion The development of specular gloss of a pigment in a dispersion is dependent primarily on the amount of work done in the preparation of the dispersion of the pigment in a binder system and the ratio of pigment to the binder system. Part 6 Dispersion using a triple-roll mill. Solo
combination of pigment phase into the base (3) molding and (4) flaming. Milling is to break up pigment agglomeration rather than to reduce particle size. A good rule of thumb of the pigment/oil ratio is to use two parts of oil for one part of pigment. The resultant paste can be passed through three-roll mill till the satisfactory particle size
material makes it ideal as a pigment grinding resin. EBECRYL 820 also gives a fast cure response when formulated with other oligomers and cured via ultraviolet light (UV) or electron beam (EB). EBECRYL 820 is used for the preparation of pigment pastes with high pigment loading. This can be produced using a triple roll mill or bead mill.
The resultant paste can be passed through three roll mill till the satisfactory particle size (usually 20 micron). Combination of pigment phase into the base is a simple procedure. The wax and oil phase are usually melted in a steam-jacketed kettle equipped with a single propeller agitator. Following this the milled pigment phase is added.
Pigment wetting All of the air and moisture is displaced from the surface and between the particles of the pigment aggregates and agglomerates (clusters) and is replaced by the resin solution.The solid/gaseous interface ( pigment/air) is transformed into a solid/liquid interface (pigment/resin solution).
combination of pigment phase into the base (3) molding and (4) flaming. Milling is to break up pigment agglomeration rather than to reduce particle size. A good rule of thumb of the pigment/oil ratio is to use two parts of oil for one part of pigment. The resultant paste can be passed through three-roll mill till the satisfactory particle size
aration of the dispersion of the pigment in a binder system. The ease with which the ultimate tinting strength is achieved may therefore be preparation of reduced pastes from each of these dispersions c) determination of the rate of development of the tinting strength as a imp eller mill. IS0 8780-43990 Pigments and extendersMethods
Triple Roll Mill manufactured by our company is equipment that uses the shear force created by three horizontally positioned rolls rotating at opposite directions and at different speed relative to each other to mix refine disperse and homogenize viscous materials fed into it. Hydraulic Triple Roll Mill is extensively used and can be
The resultant paste can be passed through three roll mill till the satisfactory particle size (usually 20 micron). Combination of pigment phase into the base is a simple procedure. The wax and oil phase are usually melted in a steam-jacketed kettle equipped with a single propeller agitator. Following this the milled pigment phase is added.
ISO 8781-1 1990(en) Part 6 Dispersion using a triple-roll mill. 3 Definitions. For the purposes of this part of ISO 8781 the following definitions apply of development of tinting strength of a coloured pigment in a dispersion is dependent on the amount of work done in the preparation of the dispersion of the pigment in a binder