Search results for 'de la'
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Classic Nib Holder Sagittarius
Starting at: £2.90
Classic nib penholder made from FSC-certified wood. Available in Natural, Mahogany or Black. Learn More -
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Madder Lake Genuine Pigment
Starting at: £10.20
NR9
Madder Lake pigment is derived from dye that has been extracted from the root of the madder plant, and attached to alum as a base. It has largely been replaced by synthetic alizarin pigments, but it is still used as an ingredient in some commercially-available paints. It provides a very transparent pigment, with a weak tinting strength, which can be used in all lime-free media, although it is very slow-drying in oil. It is fugitive to sunlight, so paintings containing Madder should be stored appropriately, but it remains one of the most lightfast plant-based pigments. It requires a wetting agent to aid dispersion.
Larger quantities are available by request
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Alder Ruler
Starting at: £5.30
Classic 1960's design. Made from solid alder. 15cm. Available in natural waxed or black stained alder. Learn More -
Cornelissen Gold Powder 1 g Palladium
£115.00Cornelissen Gold Powder 1 gram Palladium. *While stocks last. Learn More -
Graphite Powder (Sri Lanka)
Starting at: £5.50
PBk10
Graphite powder is an allotropic form of pure carbon, ground to 200 mesh. It is transparent and lightfast, with a slight sheen. It can be applied directly onto a paper support.
Larger quantities are available by request. This variety of graphite is a naturally occurring material sourced from Sri Lanka.
Toxicity: A/B
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Casein Lactic
Starting at: £15.95
Casein is a protein derived from dried milk, which has been used in painting since ancient times. It can be combined with Ammonium Carbonate to form an emulsion, which acts as a durable, non-resoluble binder for pigments, producing a matte, fast-drying paint, similar in appearance to egg tempera. We use casein as a binder for our L. Cornelissen & Son Pigment Colour Charts, as it is a medium that clearly showcases the characteristics and behaviour of each pigment in its pure form. Casein paints can be applied in thin layers to watercolour paper, but would require a more rigid support, such as a gesso panel, to be applied thickly, as the comparative inflexibility of the paint layer means that it can be prone to cracking. Subsequent layers of paint should be more diluted to aid adhesion, and impasto effects are not recommended. It is possible to varnish casein paintings using an acrylic or damar varnish to obtain a glossy surface if desired, although this is not a necessary step. Casein can also be used as an ingredient in gesso, and is a suitable binder for fresco secco techniques.
Some pigments may require a wetting agent in order to fully disperse within the binder, in which case alcohol may be used.
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Cornelissen Gold Powder 1 g Blanc
£75.00Cornelissen Gold Powder 1 gram Blanc. *While stocks last. Learn More -
Clear Dewaxed Shellac
Starting at: £9.20
Shellac is a natural resin that is deposited by the female lac insect on the branches of trees in India and Thailand. It is soluble with alcohol, but not with mineral spirits or turpentine. It forms a tough yet flexible film, with many applications. It is suitable as a top coat for gilding when applied thinly, a sealant for porous surfaces, an isolating layer for tempera paintings, a base for pigmented inks, a protective layer for collograph plates, and a warm varnish for wooden floors and furniture. As it is prone to darkening with age, it is not recommended as a varnish for oils, and its solubility can reduce over time. There are various grades of shellac. When mixed with alcohol, it may initially form a cloudy mixture, due to traces of wax in the shellac, but this should become clear once it has dried. The highest grades of shellac are Clear Dewaxed Shellac, which has been de-coloured using the carbon filtering method, Lemon Shellac, and Orange Shellac, which are pale in colour. Button Shellac is less refined and therefore produces a reddish varnish. It was, in fact, widely used as a red dye before synthetic dyes became available. Learn More -
German Gold Powder 1 gram
Starting at: £47.00
Handcrafted, extra fine, genuine precious metal powders in a range of shades, all 1 gram in weight. These powders are produced using thin gold, silver and other precious metal leaf. A complex, manual process is undertaken to achieve the extremely fine-grained particle size of this extra fine powder.
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Stil de Grain
Starting at: £12.20
NY13:75640 Stil de Grain is a natural yellow pigment derived from unripe buckthorn berries, which were also once used to produce sap green pigment before the introduction of synthetic alternatives. Stil de Grain may also be known as brown lake, yellow lake, Persian lake, buckthorn lake, Dutch pink, yellow carmine and Italian pink. It has a weak tinting strength, and is very transparent, especially in oil. When mixed with oil, the pigment becomes saturated, darkening considerably in colour and drying very slowly, whereas in a water-based paint it is appears as a warm yellow. It is very fugitive to light, and compatible with all media, except lime. Larger quantities are available by request. Learn More -
Japanese Classic Tool Set in Wooden Case
£34.00Tool set with denim case. Set contains 7pcs, including; 7mm Aisuki (flat), 8mm Hangi-toh (knife), 4mm Aisuki (flat), 6mm Komasuki (U), 3mm Komasuki (U), 4mm Sankatu-toh (V), 10mm Komasuki (U). These pencil-style tools have imitation wooden handles that are longer than those of traditional tools, making them a perfect introduction to Mokuhanga printing. Learn More -
Squat & Powder Jars
Starting at: £0.75
Squat and Powder Jars in glass and plastic. *Please note, our glass jars are fragile, although they are packed very carefully we cannot guarantee they will arrive safely. Cases of jars are stored offsite, please allow extra time for your order to be processed and dispatched. Learn More -
Lamp Black Pigment
Starting at: £6.70
PBk 6
Lamp Black is an inorganic, synthetic, pure carbon pigment. Originally made from soot collected from oil lamps and fireplaces, its modern equivalent is derived from partly combusted mineral and vegetable oil. It is a cool, transparent, bluish black, with a good tinting strength, and stable in all media. It requires a wetting agent, and in oil it has a very high absorption drying very slowly.
Larger quantities are available by request.
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Pencil Extender
Starting at: £5.75
Wooden pencil extender. Useful artists' accessory in five finishes. Metal part is nickel plated. Length 12cm. Made from FSC-certified wood. Available in Mahogany, Walnut, Black, Red and Green Learn More -
Leather Card Holders
Starting at: £38.50
This card holder holds up to six cards, and is embossed with lettering that reads "L.Cornelissen & Son Est. London 1855". All of our leather goods are handmade in Spain, and dyed with natural dyes that will fade and age beautifully over time. Learn More -
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Laponite ®
Starting at: £34.40
For cleaning marble. Mix with water to thick paste. LAPONITE® is a registered trademark of BYK Additives Ltd Learn More -
Classic Blotter
Starting at: £25.45
Classic Blotter made from beechwood. Blotting paper backing supplied. Rechargeable. Available in Natural Beechwood or Walnut stained finish. Learn More -
Universal Lacquer
Starting at: £14.40
Use to protect metal & silver leaf, white gold, Ormoline paint & Robersons Liquid Metal range. Provides extra protection on exterior projects & high-wear areas. It dries crystal clear with a satin finish, and is non-yellowing. Learn More
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Vine Black Pigment
Starting at: £4.70
PBk8
Vine Black is derived from charred vines, forming an organic pigment of pure carbon. It has been in use since antiquity, providing a cold black with bluish undertones, which creates a blue-grey when mixed with white. It is a very lightfast, slow-drying colour with a medium tinting strength. It requires a wetting agent to disperse properly, and is not suitable for use in fresco, mortar or cement, as the water-soluble impurities within the pigment can create efflorescence.
Toxicity: A
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Mars Black Pigment
Starting at: £5.70
PBk11
Mars Black is an artificial mineral pigment composed of hydrated ferric oxides. Like other Mars colours, it provides a very opaque, permanent colour, which is stable in all media. It has an average drying time in oil, forming a hard, fairly flexible film, making it more suitable for impasto application than carbon-based black pigments, which tend to be brittle. It also wets more easily than other black pigments, and possesses a warm, brownish undertone.
Toxicity: B
Limeproof
Larger quantities are available by request.
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Ivory Black Pigment
Starting at: £4.50
Ivory Black is a natural pigment of impure carbon, derived from charred animal bones. It is semi-transparent, very lightfast, and offers good tinting strength. It is a particularly slow-drying pigment, which forms a soft, rather brittle paint film in oil.
Compared to other blacks, such as Vine Black, Ivory Black possesses warmer, brownish undertones. It should not be used at full-strength in an underpainting, as subsequent layers are likely to crack. Otherwise, it is a very useful all-purpose black for many types of paint, excluding mortar, fresco or cement.
Toxicity: B
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Madder Root Pieces
Starting at: £27.80
NR9
The madder plant was once widely cultivated for the red dye extracted from its roots. Its earliest known use is in ancient Egypt, and there is evidence of its widespread adoption in Europe from the medieval period. Madder Lake, the pigment that is derived from the root, has now largely been replaced by synthetic alizarin pigments, but it is still used as an ingredient in some commercial paints. It provides a very transparent pigment, with a weak tinting strength, which can be used in all lime-free media, although it is very slow-drying in oil. It is fugitive to sunlight, so paintings containing Madder should be stored appropriately, but it remains one of the most lightfast plant-based pigments.
Larger quantities are available by request.
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Spinel Black Pigment
Starting at: £8.00
Spinel Black, sometimes known as Manganese Ferrite Black, is a synthetic mixed-metal oxide pigment. It provides a deep, cool, transparent black, which dries quickly in oil.
Toxicity: C
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Powdered Rosin
Starting at: £13.90
Rosin is the powdered form of colophony, which is a by-product of the distillation of turpentine. Its primary application is to create tonal areas on metal plates as an aquatint resist. It is also an additive in etching grounds, where it gives a hard surface to the otherwise soft wax. Learn More -
Wooden Artist's Bridges
Starting at: £25.00
These sturdy wooden bridges provide a support for your hand, allowing you to add details to drawings, paintings, gilded surfaces and calligraphy without smudging your work. They are made by hand in the UK, meaning that our supply of different woods can vary, so please give us a call or send us an email if you would like to know what we have available.
Woods may include: American Walnut; American Oak; American Cherry; Ash; Burr Elm; Brown Oak; Elm; Oak; Ripple Ash; Spalted Beech; Utile.
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Branded Stretcher Bars
Starting at: £2.15
Branded Stretcher Bars. High quality range of canvas stretcher frames made from laminated pine to minimise warping. All bars have a 1/4 inch lip to raise the canvas away from the wood. Mortised to take cross-bars from 36 inches. Supplied with wedges. *Please note - prices are for individual bars* Learn More -
Branded Cross Bars
Starting at: £1.90
These are useful for bracing a larger frame, and are necessary when one of the dimensions is over 36 inches. Cross bars are notched for overlap from 36 inches, either at the front or back. Please specify which bar arrangement you need. Supplied with wedges. *Please note - prices are for individual bars* Learn More -
Cornelissen 80 Platinum Leaf
Starting at: £71.25
Platinum Leaf, 80 x 80 mm. Book of 25 leaves. Coverage per book is 0.16 m2 (1.69 sq. feet) Learn More