GB2222478A - Colour and shade indicator - Google Patents

Colour and shade indicator Download PDF

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Publication number
GB2222478A
GB2222478A GB8820824A GB8820824A GB2222478A GB 2222478 A GB2222478 A GB 2222478A GB 8820824 A GB8820824 A GB 8820824A GB 8820824 A GB8820824 A GB 8820824A GB 2222478 A GB2222478 A GB 2222478A
Authority
GB
United Kingdom
Prior art keywords
colour
sheet
coloured
coating material
shade
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
GB8820824A
Other versions
GB2222478B (en
GB8820824D0 (en
Inventor
Alistair Robert Fulton
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Priority to GB8820824A priority Critical patent/GB2222478B/en
Publication of GB8820824D0 publication Critical patent/GB8820824D0/en
Priority to DE8910436U priority patent/DE8910436U1/de
Publication of GB2222478A publication Critical patent/GB2222478A/en
Application granted granted Critical
Publication of GB2222478B publication Critical patent/GB2222478B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01JMEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/46Measurement of colour; Colour measuring devices, e.g. colorimeters
    • G01J3/52Measurement of colour; Colour measuring devices, e.g. colorimeters using colour charts

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  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectrometry And Color Measurement (AREA)

Abstract

A colour and shade indicator for transparent coating materials such as woodstains or varnishes comprising a plurality of transparent sheets 2 coloured to match the colour of the dried coating material when applied to the surface of a piece of white wood (e.g. deal) so that an indication of the colour of the coating material when on a coloured substrate (e.g. a red wood surface) can be gained by placing the sheet against the substrate and viewing the substrate through the sheet. By colouring different zones 4, 5 and 6 of the sheet to different shades, it is possible to indicate the effect of using more than one coat of coating material. <IMAGE>

Description

COLOUR AND SHADE INDICATOR FOR TRANSPARENT COATING MATERIALS This invention relates to a colour and shade indicator for transparent coating materials such as water or solvent based air drying materials including woodstains, varnishes and the like and to a method for indicating the colours and optionally shades obtainable on a particular coloured substrate.
Choosing a coloured paint is difficult, but choosing a coloured transparent coating material is even more difficult because the final shade of the colour of the fully applied coating will vary with the number of coats of coating material which have been applied and also with the colour of the substrate to which the coating has been applied. A major act of imagination is required to visualise all these possible variations and few people have the ability to do it. Therefore an object of this invention is to provide a simple colour and shade indicator which simulates the colour and shade likely to be obtained when a transparent coating material is applied to a substrate in different numbers of coats.
Accordingly this invention provides a colour and shade indicator for at least partially transparent coating materials such as woodstain, varnish or the like comprising a plurality of differently coloured transparent sheets held together to form a collection, each sheet being coloured to indicate the colour of a particular transparent coating material characterised in that each coloured sheet comprises a plurality of zones, the shades of the colour of zones of a sheet being different and chosen such that the shade of a particular zone matches the shade obtainable on application of a particular number of dried coats of the coating material to a white substrate, e.g. the surface of a piece of white wood, especially white deal.By selecting one of the coloured sheets and holding it against a non-colourless substrate (e.g. a red wood or stained wood surface) even an unskilled person can see how the shade of the coating material will be affected both by the colour of the substrate and a difference in the number of coats applied.
The sheet is preferably a highly transparent thermoplastics material such as polyvinyl chloride, polyethylene terephthalate, regenerated cellulose acetate or polymethyl methacrylate. It is preferred -that the sheet be flexible and thin, for example 0.1 to 0.4mm thick. The sheet may be coloured by dyes but better matching with the colour of a woodstain or varnish is achievable if the sheet is coloured by means of a layer of ink. Simulation of the shades obtainable by using more than one coat of woodstain or varnish can be done by varying the thickness of the layer of ink, for example by overprinting.
The invention is further illustrated by the following embodiment described with reference to the drawing which shows a collection of sheets according to this invention.
The drawing shows a collection 1 of thin transparent sheets 2 held together by rivet 3. The sheets are formed from polyvinyl chloride and are only 0.25mm thick which means that they are quite flexible. Each sheet 2 comprises adjacent zones 4, 5 and 6 having one surface covered by a translucent layer of coloured ink 7 whose colour is chosen to match the colour of a dried coating of a particular woodstain when applied to a the surface of a piece of white deal. The thickness of the layer of ink 7 on zone 5 is twice that of the thickness of the layer 7 on zone 4 so that zone 5 indicates the shade obtained by applying two coats of woodstain. Likewise the thickness of the ink layer on zone 6 is three times that on zone 4 so as to correspond to three coats of woodstain.
To produce an indication of the colour and shades obtained by applying a particular coloured woodstain to a coloured wooden surface, the appropriate sheet 2 is simply held against the wooden surface and the surface is viewed through the sheet.
The colours and shades seen correspond to those obtained on application of one, two or three dried coats of a particular woodstain to a wooden surface.
The drawing illustrates a collection of only four sheets but in practice a collection would usually contain from 15 to 60 sheets, each sheet representing one particular colour of woodstain.
Likewise each sheet could usually comprise from 2 to 5 zones.
The invention also provides a method for indicating the colour obtainable by applying a particular transparent coating material to a particular substrate characterised in that the method comprises a) colouring a transparent sheet to give the sheet a colour which matches the colour obtained from a dried coat of the transparent coating material when applied to the surface of a piece of white wood, b) holding the coloured sheet against the substrate and c) viewing the substrate through the coloured sheet whereby the colour seen is indicative of the colour obtainable when a coating of the transparent coating material has dried on the substrate.
Preferably the method also comprises giving a different shade of colour to different zones of the sheet to give each zone a shade of colour which matches the shade of colour obtained when a particular number of coats of the coating material are applied to a colourless substrate.
The method may also comprise the steps of binding a plurality of differently coloured sheets together to form a collection and then selecting one particularly coloured sheet from the collection to obtain an indication of the colour and -optionally shades obtainable by using the correspondingly coloured coating material. The use of a collection of differently coloured sheets makes it easy for a person who has been disappointed by his first choice of colour to obtain an indication of alternative colours.

Claims (10)

1. A colour and shade indicator for at least partially transparent coating material (7) such as woodstain, varnish or the like comprising a plurality of differently coloured transparent sheets (2) held together to form a collection (1) each sheet being coloured to indicate the colour of a particular transparent coating material characterised in that each coloured sheet comprises a plurality of zones (4, 5 and 6) the shades of the colour of zones of a sheet being different and chosen such that the shade of a particular zone matches the shade obtainable on application of a particular number of dried coats of the coating material to the surface of a piece of white wood.
2. An indicator as claimed in Claim 1 characterised in that each sheet (2) is coloured by means of a layer of ink (7) on a surface of the sheet.
3. An indicator as claimed in Claim 1 or 2 characterised in that the sheet comprises 2 to 5 zones.
4. An indicator as claimed in any one of the preceding Claims characterised in that the sheet has a thickness of from 0.1 to 0.4mm.
5. A method the colour obtainable by applying a particular transparent coating material (7) to a particular substrate characterised in that the method comprises a) colouring a transparent sheet (2) to give the sheet a colour which matches the colour obtained from a dried coat of the transparent coating material (7) when applied to the surface of a piece of white wood, b) holding the coloured sheet against the substrate and c) viewing the substrate through the coloured sheet whereby the colour seen is indicative of the colour obtainable when a coating of the transparent coating material has dried on the substrate.
6. A method according to Claim 5 characterised in that different zones (4, 5 and 6) of the sheet are given different shades of the colour to give each zone a shade of colour which matches the shade of colour obtained when a particular number of coats of dried coating material are applied to the surface of a piece of white wood.
7. A method according to Claim 5 or Claim 6 characterised in that a plurality of differently coloured sheets (2) are bound together to form a collection (1) and then one particularly coloured sheet is selected from the collection and used to obtain an indication of the colour and optionally shades obtainable by using the correspondingly coloured coating material.
8. A method according to any one of the preceding Claims characterised in that from 15 to 60 sheets are bound together.
9. A method according to any one of Claims 6 to 8 characterised in that from 2 to 5 different zones of the sheet are given different shades of colour.
10. A method according to any one of the preceding Claims characterised in that one or more layers of ink (7) are provided on the sheet (2) to colour the sheet.
GB8820824A 1988-09-05 1988-09-05 Colour and shade indicator for transparent coating materials Expired - Fee Related GB2222478B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB8820824A GB2222478B (en) 1988-09-05 1988-09-05 Colour and shade indicator for transparent coating materials
DE8910436U DE8910436U1 (en) 1988-09-05 1989-08-31

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8820824A GB2222478B (en) 1988-09-05 1988-09-05 Colour and shade indicator for transparent coating materials

Publications (3)

Publication Number Publication Date
GB8820824D0 GB8820824D0 (en) 1988-10-05
GB2222478A true GB2222478A (en) 1990-03-07
GB2222478B GB2222478B (en) 1992-02-19

Family

ID=10643098

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8820824A Expired - Fee Related GB2222478B (en) 1988-09-05 1988-09-05 Colour and shade indicator for transparent coating materials

Country Status (2)

Country Link
DE (1) DE8910436U1 (en)
GB (1) GB2222478B (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2252655A (en) * 1991-02-08 1992-08-12 Gareth Ian Mollison Communication aid
WO2003054494A2 (en) * 2001-12-20 2003-07-03 Sue-Lan Vermaak Paint matching system and device therefor
WO2004030940A1 (en) * 2002-10-02 2004-04-15 3M Innovative Properties Company Method of simulating a clear-coat and color-matching articles
US6982108B2 (en) 2002-10-02 2006-01-03 3M Innovative Properties Company Color-matching article
EP2619010A4 (en) * 2010-09-21 2017-10-25 Harris Research, Inc. Flexible translucent color matching apparatus

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2737565B1 (en) * 1995-08-03 1997-09-26 Imprimerie Smic Sa DEVICE FOR DETERMINING THE CONDITIONS FOR PRINTING A TRANSPARENT MEDIUM, WITH A VIEW TO DEFINING THE OPACITY NECESSARY TO MASK A PRINTED MEDIUM, TRANSPARENT OR NOT

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB206378A (en) * 1922-11-24 1923-11-08 George Parsons Improvements in or relating to advertising or displaying devices or apparatus
GB699787A (en) * 1951-12-18 1953-11-18 Norman Leslie George Taylor Improvements in or relating to display cards
GB844359A (en) * 1958-03-06 1960-08-10 Rockcote Paint Company Improvements relating to display devices
GB2036648A (en) * 1978-10-13 1980-07-02 Gray C Transparent pictures
EP0019662A1 (en) * 1979-05-22 1980-12-10 Revlon, Inc. Cosmetic apparatus and method
GB2131995A (en) * 1982-12-17 1984-06-27 Color Communications Paint display product

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB206378A (en) * 1922-11-24 1923-11-08 George Parsons Improvements in or relating to advertising or displaying devices or apparatus
GB699787A (en) * 1951-12-18 1953-11-18 Norman Leslie George Taylor Improvements in or relating to display cards
GB844359A (en) * 1958-03-06 1960-08-10 Rockcote Paint Company Improvements relating to display devices
GB2036648A (en) * 1978-10-13 1980-07-02 Gray C Transparent pictures
EP0019662A1 (en) * 1979-05-22 1980-12-10 Revlon, Inc. Cosmetic apparatus and method
GB2131995A (en) * 1982-12-17 1984-06-27 Color Communications Paint display product

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2252655A (en) * 1991-02-08 1992-08-12 Gareth Ian Mollison Communication aid
WO2003054494A2 (en) * 2001-12-20 2003-07-03 Sue-Lan Vermaak Paint matching system and device therefor
WO2003054494A3 (en) * 2001-12-20 2004-01-22 Sue-Lan Vermaak Paint matching system and device therefor
WO2004030940A1 (en) * 2002-10-02 2004-04-15 3M Innovative Properties Company Method of simulating a clear-coat and color-matching articles
US6982108B2 (en) 2002-10-02 2006-01-03 3M Innovative Properties Company Color-matching article
US6995843B2 (en) 2002-10-02 2006-02-07 3M Innovative Properties Company Method of simulating a clear-coat and color-matching articles
EP2619010A4 (en) * 2010-09-21 2017-10-25 Harris Research, Inc. Flexible translucent color matching apparatus
US10124623B2 (en) 2010-09-21 2018-11-13 Harris Research, Inc Flexible translucent color matching apparatus

Also Published As

Publication number Publication date
DE8910436U1 (en) 1989-10-12
GB2222478B (en) 1992-02-19
GB8820824D0 (en) 1988-10-05

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20000905