CN101747766A - 10RP 8/3.6 pigment composition, sample thereof applicable to China building color cards and preparation method thereof - Google Patents
10RP 8/3.6 pigment composition, sample thereof applicable to China building color cards and preparation method thereof Download PDFInfo
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- CN101747766A CN101747766A CN200810218221A CN200810218221A CN101747766A CN 101747766 A CN101747766 A CN 101747766A CN 200810218221 A CN200810218221 A CN 200810218221A CN 200810218221 A CN200810218221 A CN 200810218221A CN 101747766 A CN101747766 A CN 101747766A
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Abstract
The invention discloses a 10RP 8/3.6 pigment composition, a sample thereof applicable to China building color cards (CBCC) and a preparation method thereof. The composition comprises the following components in parts by weight: 995 to 1,005 parts of CBCC-A binder, 0.33 to 0.71 part of PR101 with the pigment content thereof being 65% and 0.38 to 0.60 part of PR255 with the pigment content thereof being 38%, wherein acrylic copolymer with the content thereof being 30% to 40% constitutes the main component of the CBCC-A binder; TiO2 (titanium dioxide) with the content thereof being 18% to 22% is selected as the main white pigment in the CBCC-A binder; the contrast ratio of the CBCC-A binder is 0.90 to 0.96; the Stormer viscosity thereof is 90kU to 100kU; and the glossiness thereof is 5 to 10 degrees when the incident angle is 85 degrees. The CBCC sample of the invention has the advantages of high weather resistance and stability and good proportioning reproducibility; the materials and technological process thereof comply with the requirements and standards of environmental protection where the VOC (volatile organic compound) level is low or even zero; and compared with the sample according to the CBCC national standard GSB16-1517-2002, the sample of the invention has the advantages of little color difference and high degree of accuracy in color composition. Therefore, the invention is widely applicable to the field of color-related construction industry.
Description
[technical field]
The present invention relates to a kind of composition, particularly be a kind of composition of 10RP 8/3.6 pigment.
The invention still further relates to said composition and be applied to the sample of Chinese architecture colour atla,
The invention still further relates to the preparation method who prepares sample for Chinese architectural color card with said composition simultaneously.
[background technology]
A kind of color comprises form and aspect, lightness and chroma, as long as determined form and aspect, lightness and chroma, just can determine unique a kind of color.Stipulate among the Chinese colour system GB/T 15608-1995 that in the Chinese colour system theoretical model, any color can be demarcated with the tone on the color solid, lightness and chroma, and gives certain label.Scaling method is to write out tone H earlier, writes lightness V then, writes chroma C behind oblique line, represent with H V/C, and be example with color 10BG 5.5/6,10BG represents tone, 5.5 expression lightness, 6 expression chromas.
The method for expressing GB/T 18922-2008 of building color is according to the Chinese colour system GB/T 15608-1995 formulation of encoding, and Chinese architecture colour atla national standard sample GSB16-1517-2002 compilation principles is with the relevant regulations in this standard, adopts the Chinese colour system aspect system to represent color.Chinese architecture colour atla national standard sample GSB16-1517-2002 provides effective tool using for the color normalization management of building circle.
In the production process of sample for Chinese architectural color card, can relate to multinomial important steps such as aberration Δ E, raw material, prescription and technology.Wherein, Difference Control is to weigh the unalterable quota of a national colours reproducing technology ability, and the degree of approach that aberration is more little, the color theory value is reduced into the color matter sample is high more, and technical difficulty is big more, the scientific research strength that indicates this state simultaneously is strong more, and state of the art is high more.
[summary of the invention]
The objective of the invention is in order to overcome technical difficulty recited above, a kind of composition of 10RP 8/3.6 pigment is provided, reach sample with this preparation of compositions Chinese architecture colour atla and preparation method thereof, the fast light sex change and the favorable reproducibility of this sample for Chinese architectural color card coating, glossiness is moderate, and environmental protection.
A kind of composition of 10RP 8/3.6 pigment consists of by weight:
995~1005 parts of CBCC-A base-materials;
PR101, pigment content are 65%, 0.33~0.71 part;
PR255, pigment content are 38%, 0.38~0.60 part;
Above-mentioned CBCC-A base-material main component is an acrylic copolymer, and content is 30~40%, and its average molecular weight range is 15~200,000, median size is 0.1~0.2 μ m, and minimum film-forming temperature is 10~22 ℃, and second-order transition temperature is 25~35 ℃, anionic, pH value are 8.5~10.0.Select TiO for use
2Content 〉=95%, oil number<20g/100g, the reducing power Reynolds is several now 1800, and ISO 591R2 type is as main white pigment, and content is 18~22%.The contrast ratio of this base-material is 0.90~0.96, and stormer viscosity is 90~100KU, when incident angle is 85 °, and 5 °~10 ° of glossiness.
A kind of sample for Chinese architectural color card of 10RP 8/3.6 color, press above-mentioned raw materials and proportioning, when incident angle is 85 °, its glossiness is 4 °~6 °, and the requirement that the building colour atla of the method for expressing national Specification of GB/T 18922-2008 building color is demarcated aberration latitude Δ E≤3 of colourimetric number and its standard value is satisfied in aberration Δ E≤3.0 between the standard value.
The technological method of the sample for Chinese architectural color card preparation of above-mentioned 10RP 8/3.6 color comprises the steps:
1) raw material blending: the proportioning by above-mentioned 10RP 8/3.6 color takes by weighing raw material, mixes.
2) coating: at ambient relative humidity 50% ± 5%, under 23 ± 2 ℃ of conditions of room temperature, adopt mechanical coating method, composition evenly entirely is coated on the base material, base material is metallic substance or non-metallic material, and the coating wet-film thickness is 250 μ m.
3) drying: place 50 ± 2 ℃ of dry 3~4h of accurate baking oven to constant weight composition coating, take out, be cooled to room temperature, obtain sample for Chinese architectural color card.
Advantage of the present invention: said composition weathering resistance and stability are high, and good proportion repeatability, raw materials used and technological process meet low VOC and zero VOC environmental protection requirement and standard; It is little that this sample and the standard value of Chinese architecture colour atla national standard sample GSB16-1517-2002 are compared color distortion, and the order of accuarcy height that color realizes can be widely used in the building field relevant with color.
[embodiment]
Pigment preferred for this invention comprises that international pigment index codes is PR101 (pigment content is 65%) and PR255 (pigment content is 38%).Wherein, PR101 (pigment content is 65%) is a red iron oxide, it is one of the most frequently used mineral dye, iron oxide red commonly used has yellow phase and blue difference mutually, has stronger tinting strength, slightly blue phase in the garnet, the composite weathering resistance of bright-colored that makes of normal and organic mill base improves, and itself has extremely strong opacifying power; PR255 (pigment content is 38%), pyrrolopyrrole diketone series pigments, chromatogram is bright-coloured redness, has weather-proof fastness of very high sun-proof and thermostability, is mainly used in the painted of high-grade paint and plastics.
Adopting contrast ratio is 0.90~0.96, and stormer viscosity is 90~100KU, and the CBCC-A base-material that glossiness (85 °) is 5 °~10 ° is realized the underlying carrier of color as us, and the CBCC-A base-material is provided by the Hiachuan Industry Co., Ltd., Shenzhen.
According to 3.1 regulation in the method for expressing of GB/T 18922-2008 building color, the method for expressing of building color is represented with Chinese colour system label and corresponding building color coding, we are encoded to CBCC0296 with the sample for Chinese architectural color card that generates, its coding concerns one to one with 10RP 8/3.6, its standard L* value, standard A * value, standard B* value are respectively 85.36,13.69,3.13, the observed value of this sample for Chinese architectural color card and aberration Δ E≤3.0 between the standard value.
Embodiment 1:
Take by weighing 0.58 gram PR101 by weight, 0.44 gram PR255, CBCC-A base-material 1000 grams.With above-mentioned mixing of materials mixing, then with the composition of gained, at ambient relative humidity 50% ± 5%, under 23 ± 2 ℃ of conditions of room temperature, adopt mechanical coating method, evenly entirely be coated on the base material, base material is metallic substance or non-metallic material, and the coating wet-film thickness is 250 μ m, place 50 ± 2 ℃ of dry 3~4h of accurate baking oven to constant weight then, take out, be cooled to room temperature, obtain sample for Chinese architectural color card.
Embodiment 2:
Take by weighing 0.33 gram PR101 by weight, 0.60 gram PR255, CBCC-A base-material 1000 grams.Making processes is with embodiment 1.
Embodiment 3:
Take by weighing 0.58 gram PR101 by weight, 0.38 gram PR255, CBCC-A base-material 1005 grams.Making processes is with embodiment 1.
Embodiment 4:
Take by weighing 0.71 gram PR101 by weight, 0.44 gram PR255, CBCC-A base-material 995 grams.Making processes is with embodiment 1.
Sample for Chinese architectural color card detected result tabulation with embodiment 1 to 4:
Table 1
Circulation ratio: 0.01 | Measure the L value | Measure the A value | Measure the B value | ??ΔE | Glossiness (85 °) |
Embodiment 1 | ??85.43 | ??13.79 | ??3.14 | ??0.12 | 5° |
Embodiment 2 | ??85.46 | ??13.79 | ??3.13 | ??0.14 | 5° |
Embodiment 3 | ??85.36 | ??13.84 | ??3.23 | ??0.18 | 5° |
Embodiment 4 | ??85.46 | ??13.84 | ??3.28 | ??0.23 | 5° |
Remarks: in the CIE1976LAB uniform colour space, Δ E=[(L-L*)
2+ (A-A*)
2+ (B-B*)
2]
1/2, be used for the degree of closeness of judgement sample and standard.Wherein Δ E represents total color difference, and L represents the standard brightness value, and L* represents to measure brightness value, A represent standard red/green value, red/green value that A* represents to measure, B represents standard Huang/indigo plant value, B* represents to measure Huang/indigo plant value.Glossiness refers to the gloss intensity with the body surface of data statement.
Detect through DATACOLOR 600 spectrophotometers, in the embodiment of table 1, aberration Δ E≤3.0 between average value measured and the standard value, the Chromatic color that satisfies GB/T 15608-1995 Chinese colour system national Specification are the requirement (GB/T 15608-1995) of sample aberration latitude Δ E≤3.
Composition does not have the disadvantages of filming such as loose colour, layering and flocculation in put procedure, volatile organic compounds in technology making processes (VOC) burst size<200g/L, free formaldehyde≤0.1g/kg, dissoluble lead≤90mg/kg, soluble cadmium≤75mg/kg, soluble chromium≤60mg/kg, soluble mercury≤60mg/kg, LD50/ per os/mouse:>7000 milligrams/kilogram.The sample for Chinese architectural color card color reproducibility is good.
Other some test performances are as shown in the table:
Table 2
Composition weathering resistance (GB/T1865-1997) | Composition heat storage stability (GB 6753.3-86) | |
Embodiment 1 | 700h is no abnormal | ??ΔE≤0.30 |
Embodiment 2 | 700h is no abnormal | ??ΔE≤0.30 |
Embodiment 3 | 700h is no abnormal | ??ΔE≤0.30 |
Embodiment 4 | 700h is no abnormal | ??ΔE≤0.30 |
Can clearly be seen that by last table 2, the composition coating weathering resistance that selected embodiment obtains detects the prescribed value of data fit national standard, and detect by the heat storage stability experiment, colour-change is lower than 0.30, has guaranteed to realize the accuracy and the permanent stability of sample for Chinese architectural color card.
Claims (4)
1. the composition of 10RP 8/3.6 pigment consists of by weight:
995~1005 parts of CBCC-A base-materials;
PR101, pigment content are 65%, 0.33~0.71 part;
PR255, pigment content are 38%, 0.38~0.60 part;
Above-mentioned CBCC-A base-material main component is an acrylic copolymer, and content is 30~40%, and its average molecular weight range is 15~200,000, median size is 0.1~0.2 μ m, and minimum film-forming temperature is 10~22 ℃, and second-order transition temperature is 25~35 ℃, anionic, pH value are 8.5~10.0; Select TiO for use
2Content 〉=95%, oil number<20g/100g, the reducing power Reynolds is several now 1800, and ISO 591R2 type is as main white pigment, and content is 18~22%; The contrast ratio of this base-material is 0.90~0.96, and stormer viscosity is 90~100KU, when incident angle is 85 °, and 5 °~10 ° of glossiness.
2. the sample for Chinese architectural color card of 10RP 8/3.6 color is characterized in that: by the raw material and the proportioning preparation of claim 1.
3. the sample for Chinese architectural color card of 10RP 8/3.6 color according to claim 2, be encoded to CBCC0296, its coding concerns one to one with 10RP 8/3.6, it is characterized in that: when incident angle is 85 °, 4 °~6 ° of its glossiness, and aberration Δ E≤3.0 between the standard value.
4. the technological method of the sample for Chinese architectural color card of preparation claim 2 or 3 described 10RP 8/3.6 colors comprises the steps:
1) raw material blending: take by weighing raw material by proportioning, mix;
2) coating: at ambient relative humidity 50% ± 5%, under 23 ± 2 ℃ of conditions of room temperature, adopt mechanical coating method, composition evenly entirely is coated on the base material, base material is metallic substance or non-metallic material, and the coating wet-film thickness is 250 μ m;
3) drying: place 50 ± 2 ℃ of dry 3~4h of accurate baking oven to constant weight composition coating, take out, be cooled to room temperature, obtain sample for Chinese architectural color card.
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Application publication date: 20100623 |