COLORING OF WAFERS AND SIMILAR BAKED GOODS

Abstract

The present invention relates to the use of one or more pearlescent pigments based on flake-form substrates for coloring wafers, edible paper and similar baked goods.

Claims

1. A colored wafer or edible paper, comprising a wafer or edible paper and mixed homogeneously therein a pearlescent pigment.

2. The colored wafer or edible paper according to claim 1, wherein the pearlescent pigment is an interference pigment or a multilayered pigment.

3. The colored wafer or edible paper according to claim 2, wherein the pearlescent pigment has a flake-form substrate that is a natural mica flake, a synthetic mica flake, talc, kaolin, a glass flake, a silicon dioxide flake, a titanium dioxide flake, an aluminium oxide flake or an iron oxide flake.

4. The colored wafer or edible paper according to claim 3, wherein the flake-form substrate is completely coated with one or more layers of metal oxides and/or metal oxide mixtures.

5. The colored wafer or edible paper according to claim 1, wherein the pearlescent pigment is: natural mica flakes+TiO.sub.2 natural mica flakes+Fe.sub.2O.sub.3 natural mica flakes+Fe.sub.3O.sub.4 natural mica flakes+TiO.sub.2+Fe.sub.2O.sub.3 natural mica flakes+TiO.sub.2+Fe.sub.3O.sub.4 natural mica flakes+Fe.sub.2O.sub.3+TiO.sub.2 natural mica flakes+Fe.sub.3O.sub.4+TiO.sub.2 natural mica flakes+TiO.sub.2/Fe.sub.2O.sub.3 mixture natural mica flakes+TiO.sub.2/Fe.sub.3O.sub.4 mixture synthetic mica flakes+TiO.sub.2 synthetic mica flakes+Fe.sub.2O.sub.3 synthetic mica flakes+Fe.sub.3O.sub.4 synthetic mica flakes+TiO.sub.2+Fe.sub.2O.sub.3 synthetic mica flakes+TiO.sub.2+Fe.sub.3O.sub.4 synthetic mica flakes+Fe.sub.2O.sub.3+TiO.sub.2 synthetic mica flakes+Fe.sub.3O.sub.4+TiO.sub.2 synthetic mica flakes+TiO.sub.2/Fe.sub.2O.sub.3 mixture synthetic mica flakes+TiO.sub.2/Fe.sub.3O.sub.4 mixture SiO.sub.2 flakes+TiO.sub.2 SiO.sub.2 flakes+Fe.sub.2O.sub.3 SiO.sub.2 flakes+Fe.sub.3O.sub.4 SiO.sub.2 flakes+TiO.sub.2+Fe.sub.2O.sub.3 SiO.sub.2 flakes+TiO.sub.2+Fe.sub.3O.sub.4 SiO.sub.2 flakes+Fe.sub.2O.sub.3+TiO.sub.2 SiO.sub.2 flakes+Fe.sub.3O.sub.4+TiO.sub.2 SiO.sub.2 flakes+TiO.sub.2/Fe.sub.2O.sub.3 mixture SiO.sub.2 flakes+TiO.sub.2/Fe.sub.3O.sub.4 mixture natural mica flakes+TiO.sub.2+SiO.sub.2+TiO.sub.2 natural mica flakes+Fe.sub.2O.sub.3+SiO.sub.2+TiO.sub.2 natural mica flakes+TiO.sub.2 +SiO.sub.2+Fe.sub.2O.sub.3 natural mica flakes+TiO.sub.2 +SiO.sub.2+Fe.sub.3O.sub.4 natural mica flakes+TiO.sub.2/Fe.sub.2O.sub.3 mixture+SiO.sub.2+Fe.sub.2O.sub.3 natural mica flakes+TiO.sub.2/Fe.sub.2O.sub.3 mixture+SiO.sub.2+TiO.sub.2/Fe.sub.2O.sub.3 mixture natural mica flakes+Fe.sub.2O.sub.3 mixture+SiO.sub.2+TiO.sub.2/Fe.sub.2O.sub.3 mixture synthetic mica flakes+TiO.sub.2+SiO.sub.2+TiO.sub.2 synthetic mica flakes+Fe.sub.2O.sub.3+SiO.sub.2+TiO.sub.2 synthetic mica flakes+TiO.sub.2+SiO.sub.2+Fe.sub.2O.sub.3 synthetic mica flakes+TiO.sub.2+SiO.sub.2+Fe.sub.3O.sub.4 synthetic mica flakes+TiO.sub.2/Fe.sub.2O.sub.3 mixture+SiO.sub.2+Fe.sub.2O.sub.3 synthetic mica flakes+TiO.sub.2/Fe.sub.2O.sub.3 mixture+SiO.sub.2+TiO.sub.2/Fe.sub.2O.sub.3 mixture synthetic mica flakes+Fe.sub.2O.sub.3 mixture+SiO.sub.2+TiO.sub.2/Fe.sub.2O.sub.3 mixture SiO.sub.2 flakes+TiO.sub.2+SiO.sub.2+TiO.sub.2 SiO.sub.2 flakes+Fe.sub.2O.sub.3+SiO.sub.2+TiO.sub.2 SiO.sub.2 flakes+TiO.sub.2+SiO.sub.2+Fe.sub.2O.sub.3 SiO.sub.2 flakes+TiO.sub.2+SiO.sub.2+Fe.sub.3O.sub.4 SiO.sub.2 flakes+TiO.sub.2/Fe.sub.2O.sub.3 mixture+SiO.sub.2+Fe.sub.2O.sub.3 SiO.sub.2 flakes+TiO.sub.2/Fe.sub.2O.sub.3 mixture+SiO.sub.2+TiO.sub.2/Fe.sub.2O.sub.3 mixture or SiO.sub.2 flakes+Fe.sub.2O.sub.3 mixture+SiO.sub.2+TiO.sub.2/Fe.sub.2O.sub.3 mixture.

6. The colored wafer or edible paper according to claim 1, wherein 0.5-10% by weight of pearlescent pigment, based on the total weight of the dough, is used for the production thereof.

7. The colored wafer or edible paper according to claim 1, comprising (i) individual pearlescent pigments, (ii) mixtures thereof or (iii) mixtures of individual pearlescent pigments in combination with further dyes and/or pigments or (iv) mixtures of mixtures of pearlescent pigments with further dyes and/or pigments.

8. The colored wafer of edible paper according to claim 1, wherein the pearlescent pigment is a mixture of pearlescent pigments having different particle sizes.

9. The colored wafer or edible paper according to claim 1, further comprising flavors and/or sweeteners.

10. The colored wafer or edible paper according to claim 1, which does not contain starch.

11. A process for the production of a colored wafer or edible paper according to claim 1, comprising baking in a wafer iron dough in which one or more pearlescent pigments has been homogeneously incorporated.

12. The process according to claim 11, wherein the pearlescent pigment is incorporated into the dough of the wafers or edible paper during or after preparation thereof.

13. The process according to claim 11, wherein the pearlescent pigment is an interference pigment or a multilayered pigment.

14. The process according to claim 11, wherein the pearlescent pigment has a flake-form substrate that is a natural mica flake, a synthetic mica flake, talc, kaolin, a glass flake, a silicon dioxide flake, a titanium dioxide flake, an aluminium oxide flake or an iron oxide flake.

15. The process according to claim 14, wherein the flake-form substrate is completely coated with one or more layers of metal oxides and/or metal oxide mixtures.

16. The process according to claim 11, wherein the pearlescent pigment is: natural mica flakes+TiO.sub.2 natural mica flakes+Fe.sub.2O.sub.3 natural mica flakes+Fe.sub.3O.sub.4 natural mica flakes+TiO.sub.2+Fe.sub.2O.sub.3 natural mica flakes+TiO.sub.2+Fe.sub.3O.sub.4 natural mica flakes+Fe.sub.2O.sub.3+TiO.sub.2 natural mica flakes+Fe.sub.3O.sub.4+TiO.sub.2 natural mica flakes+TiO.sub.2/Fe.sub.2O.sub.3 mixture natural mica flakes+TiO.sub.2/Fe.sub.3O.sub.4 mixture synthetic mica flakes+TiO.sub.2 synthetic mica flakes+Fe.sub.2O.sub.3 synthetic mica flakes+Fe.sub.3O.sub.4 synthetic mica flakes+TiO.sub.2+Fe.sub.2O.sub.3 synthetic mica flakes+TiO.sub.2+Fe.sub.3O.sub.4 synthetic mica flakes+Fe.sub.2O.sub.3+TiO.sub.2 synthetic mica flakes+Fe.sub.3O.sub.4+TiO.sub.2 synthetic mica flakes+TiO.sub.2/Fe.sub.2O.sub.3 mixture synthetic mica flakes+TiO.sub.2/Fe.sub.3O.sub.4 mixture SiO.sub.2 flakes+TiO.sub.2 SiO.sub.2 flakes+Fe.sub.2O.sub.3 SiO.sub.2 flakes+Fe.sub.3O.sub.4 SiO.sub.2 flakes+TiO.sub.2+Fe.sub.2O.sub.3 SiO.sub.2 flakes+TiO.sub.2+Fe.sub.3O.sub.4 SiO.sub.2 flakes+Fe.sub.2O.sub.3+TiO.sub.2 SiO.sub.2 flakes+Fe.sub.3O.sub.4+TiO.sub.2 SiO.sub.2 flakes+TiO.sub.2/Fe.sub.2O.sub.3 mixture SiO.sub.2 flakes+TiO.sub.2/Fe.sub.3O.sub.4 mixture natural mica flakes+TiO.sub.2+SiO.sub.2+TiO.sub.2 natural mica flakes+Fe.sub.2O.sub.3+SiO.sub.2+TiO.sub.2 natural mica flakes+TiO.sub.2+SiO.sub.2+Fe.sub.2O.sub.3 natural mica flakes+TiO.sub.2+SiO.sub.2+Fe.sub.3O.sub.4 natural mica flakes+TiO.sub.2/Fe.sub.2O.sub.3 mixture+SiO.sub.2+Fe.sub.2O.sub.3 natural mica flakes+TiO.sub.2/Fe.sub.2O.sub.3 mixture+SiO.sub.2+TiO.sub.2/Fe.sub.2O.sub.3 mixture natural mica flakes+Fe.sub.2O.sub.3 mixture+SiO.sub.2+TiO.sub.2/Fe.sub.2O.sub.3 mixture synthetic mica flakes+TiO.sub.2+SiO.sub.2+TiO.sub.2 synthetic mica flakes+Fe.sub.2O.sub.3+SiO.sub.2+TiO.sub.2 synthetic mica flakes+TiO.sub.2+SiO.sub.2+Fe.sub.2O.sub.3 synthetic mica flakes+TiO.sub.2+SiO.sub.2+Fe.sub.3O.sub.4 synthetic mica flakes+TiO.sub.2/Fe.sub.2O.sub.3 mixture+SiO.sub.2+Fe.sub.2O.sub.3 synthetic mica flakes+TiO.sub.2/Fe.sub.2O.sub.3 mixture+SiO.sub.2+TiO.sub.2/Fe.sub.2O.sub.3 mixture synthetic mica flakes+Fe.sub.2O.sub.3 mixture+SiO.sub.2+TiO.sub.2/Fe.sub.2O.sub.3 mixture SiO.sub.2 flakes+TiO.sub.2+SiO.sub.2+TiO.sub.2 SiO.sub.2 flakes+Fe.sub.2O.sub.3+SiO.sub.2+TiO.sub.2 SiO.sub.2 flakes+TiO.sub.2+SiO.sub.2+Fe.sub.2O.sub.3 SiO.sub.2 flakes+TiO.sub.2+SiO.sub.2+Fe.sub.3O.sub.4 SiO.sub.2 flakes+TiO.sub.2/Fe.sub.2O.sub.3 mixture+SiO.sub.2+Fe.sub.2O.sub.3 SiO.sub.2 flakes+TiO.sub.2/Fe.sub.2O.sub.3 mixture+SiO.sub.2+TiO.sub.2/Fe.sub.2O.sub.3 mixture or SiO.sub.2 flakes+Fe.sub.2O.sub.3 mixture+SiO.sub.2+TiO.sub.2/Fe.sub.2O.sub.3 mixture.

17. The process according to claim 11, wherein the dough contains 0.5-10% by weight of pearlescent pigment, based on the total weight of the dough.

18. The process according to claim 11, wherein the pigment comprises (i) individual pearlescent pigments, (ii) mixtures thereof or (iii) mixtures of individual pearlescent pigments in combination with further dyes and/or pigments or (iv) mixtures of mixtures of pearlescent pigments with further dyes and/or pigments.

19. The process according to claim 11, wherein the pearlescent pigment is a mixture of pearlescent pigments having different particle sizes.

20. The process according to claim 11, wherein the dough further comprises flavors and/or sweeteners.

Description

EXAMPLES

Recipe and Production Process for all Examples

[0087] Composition: 10 kg of wheat flour (type 405), 17 l of water (15 C.), pearlescent pigments and further components as indicated in the examples; percentages are % by weight and relate to the total weight of the dough.

[0088] Mixing: 15 min in planetary stirring machine

[0089] Baking: 1-3 minutes at 200/220 C. in plate wafer baking iron

Example 1

[0090] Candurin Silver Sparkle (pearlescent pigment based on mica E555+titanium dioxide E171; particle size: 10-150 m)

[0091] Example 1.1: 2% of Candurin Silver Sparkle

[0092] Example 1.2: 4% of Candurin Silver Sparkle

[0093] Example 1.3: 6% of Candurin Silver Sparkle

[0094] Example 1.4: 8% of Candurin Silver Sparkle

[0095] On addition of 2% of Candurin Silver Sparkle, the pearlescence is visible; very attractive pearlescence at 4% and 6%. Increasing the pigment concentration to 8% only gives rise to a slight improvement in the effect; slightly sparkling effect.

Example 2

[0096] Candurin Gold Sparkle (pearlescent pigment based on mica E555 and titanium dioxide E171+iron oxide E172; particle size: 10-150 m)

[0097] Example 2.1: 2% of Candurin Gold Sparkle

[0098] Example 2.2: 4% of Candurin Gold Sparkle

[0099] Example 2.3: 6% of Candurin Gold Sparkle

[0100] At 2%, the pearlescence is visible; very attractive pearlescence at 4% and 6%; slightly sparkling effect.

Example 3

[0101] Candurin Red Sparkle (pearlescent pigment based on mica E555+iron oxide E172ii; particle size: 10-150 m)

[0102] Example 3.1: 2% of Candurin Red Sparkle

[0103] Example 3.2: 4% of Candurin Red Sparkle

[0104] Example 3.3: 6% of Candurin Red Sparkle

[0105] At 2%, the pearlescence is visible; very attractive pearlescence at 4% and 6%; slightly sparkling effect.

Example 4

[0106] Candurin Silver Luster (pearlescent pigment based on mica E555+titanium dioxide E171; particle size: 10-60 m)

[0107] Example 4.1: 2% of Candurin Silver Luster

[0108] Example 4.2: 4% of Candurin Silver Luster

[0109] Example 4.3: 6% of Candurin Silver Luster

[0110] At 2%, the pearlescence is visible; very attractive pearlescence at 4% and 6%. The pearlescence appears more homogeneous overall through the use of a pearlescent pigment having a smaller particle size.

Example 5

[0111] Candurin Red Luster (pearlescent pigment based on mica E555+iron oxide E172ii; particle size: 10-60 m)

[0112] Example 5.1: 2% of Candurin Red Luster

[0113] Example 5.2: 4% of Candurin Red Luster

[0114] Example 5.3: 6% of Candurin Red Luster

[0115] At 2%, the pearlescence is visible; very attractive pearlescence at 4% and 6%. The pearlescence appears more homogeneous overall through the use of a pearlescent pigment having a smaller particle size.

Example 6

[0116] Candurin Brown Amber (pearlescent pigment based on mica E555+iron oxide E172ii; particle size: 10-60 m)

[0117] Example 6.1: 2% of Candurin Brown Amber

[0118] Example 6.2: 4% of Candurin Brown Amber

[0119] Example 6.3: 6% of Candurin Brown Amber

[0120] At 2%, the pearlescence is visible; very attractive pearlescence at 4% and 6%. The pearlescence appears more homogeneous overall through the use of a pearlescent pigment having a smaller particle size; slightly metallic effect.

Example 7

[0121] Candurin Gold Shimmer (pearlescent pigment based on mica E555+titanium dioxide E171; particle size: 10-60 m)

[0122] Example 7.1: 4% of Candurin Gold Shimmer

[0123] Example 7.2: 6% of Candurin Gold Shimmer

[0124] Candurin Gold Shimmer is a so-called interference pigment having a yellow interference color. Here too, an attractive, intense yellowish interference hue is evident at 4% and 6%.

Example 8

[0125] Candurin Silver Luster (pearlescent pigment based on mica E555+titanium dioxide E171; particle size: 10-60 m)+Candurin Silver Sparkle (pearlescent pigment based on mica E555 +titanium dioxide E171; particle size: 10-150 m) combined in the weight ratio 1:1

[0126] Example 8.1: 4% of Candurin mixture

[0127] Example 8.2: 6% of Candurin mixture

[0128] This combination of two pearlescent pigments having different particle sizes gives rise to a very attractive pearlescent effect which is both very homogeneous and also sparkling at both concentrations of 4% and 6%.

Example 9

[0129] Candurin Gold Luster (pearlescent pigment based on mica E555 +titanium dioxide E171+iron oxide E172ii; particle size: 10-60 m)+Candurin Gold Sparkle (pearlescent pigment based on mica E555+titanium dioxide E171+iron oxide E172ii; particle size: 10-150 m) combined in the weight ratio 1:1

[0130] Example 9.1: 4% of Candurin mixture

[0131] Example 9.2: 6% of Candurin mixture

[0132] Result as in Example 8.

Example 10

[0133] Candurin Red Luster (pearlescent pigment based on mica E555+iron oxide E172ii; particle size: 10-60 m)+Candurin Red Sparkle (pearlescent pigment based on mica E555+iron oxide E172ii; particle size: 10-150 m) combined in the weight ratio 1:1

[0134] Example 10.1: 4% of Candurin mixture

[0135] Example 10.2: 6% of Candurin mixture

[0136] Result as in Example 8.

Example 11

[0137] Candurin Silver Luster (pearlescent pigment based on mica E555+titanium dioxide E171; particle size: 10-60 m)+Candurin Red Sparkle (pearlescent pigment based on mica E555+iron oxide E172ii; particle size: 10-150 m) combined in the ratio 2:1

[0138] Example 11.1: 4% of Candurin mixture

[0139] Example 11.2: 6% of Candurin mixture

[0140] Antique pink effect; the red coloration can be modified by the addition of Candurin Red Sparkle.

Example 12

[0141] Candurin Silver Luster (pearlescent pigment based on mica E555+titanium dioxide E171; particle size: 10-60 m)+biochar E153 (Fiorio Colori SA)

[0142] Example 12.1: 5% of Candurin Silver Luster+0.03% of biochar E153 Combination with the black pigment E153 enables various silver hues to be achieved in combination with a silver-white pearlescent pigment; the intensity of the silver hue is adjusted via the addition of E153.

Example 13

[0143] Candurin Silver Luster (pearlescent pigment based on mica E555+titanium dioxide E171; particle size: 10-60 m)+Candurin Gold Sparkle (pearlescent pigment based on mica E555+titanium dioxide E171+iron oxide E172ii; particle size: 10-150 m) combined in the weight ratio 2:1

[0144] Example 13.1: 4% of Candurin mixture

[0145] Example 13.2: 6% of Candurin mixture

[0146] The combination results in a very attractive, intense, ivory-colored pearlescent effect; the intensity can be varied by the addition of gold pearlescent pigment.

Example 14

[0147] Candurin Silver Luster (pearlescent pigment based on mica E555+titanium dioxide E171; particle size: 10-60 m)+Carmine Red E120 (Fiorio Colori SA)

[0148] Example 14.1: 5% of Candurin Silver Luster+0.02% of Carmine Red E120

[0149] Lustrous pink pearlescent effect.

Example 15

[0150] Candurin Silver Luster (pearlescent pigment based on mica E555+titanium dioxide E171; particle size: 10-60 m)+beetroot E160 (Chr. Hansen A/S)

[0151] Example 15.1: 5% of Candurin Silver Luster+1% of beetroot E160

[0152] The color intensity of the beetroot concentrate is reduced after the baking process; slight brown tint; no visible effect on the pearlescent effect.

Example 16

[0153] Candurin NXT Ruby Red (pearlescent pigment based on SiO.sub.2 flakes E551+iron oxide E172ii; particle size: 5-50 m)

[0154] Example 16.1: 5% of Candurin NXT Ruby Red

[0155] More intense, more uniform pearlescent effect.

Example 17

[0156] Candurin Silver Luster (pearlescent pigment based on mica E555+titanium dioxide E171; particle size: 10-60 m)+vanilla flavor (Symrise GmbH)+aspartame sweetener (Worlee GmbH)

[0157] Example 17.1: 5% of Candurin Silver Luster+0.8% of flavor+0.5% of sweetener

[0158] The simultaneous use of the sweetener and the flavor means that there is no impairment of the resultant pearlescent effect. The flavor and sweetener have a pleasant and clearly perceptible taste.

[0159] Without further elaboration, it is believed that one skilled in the art can, using the preceding description, utilize the present invention to its fullest extent. The preceding preferred specific embodiments are, therefore, to be construed as merely illustrative, and not imitative of the remainder of the disclosure in any way whatsoever.

[0160] In the foregoing and in the examples, all temperatures are set forth uncorrected in degrees Celsius and, all parts and percentages are by weight, unless otherwise indicated.

[0161] The entire disclosures of all applications, patents and publications, cited herein and of corresponding German application No. 102017001106.0,filed Feb. 7, 2017, are incorporated by reference herein.

[0162] The preceding examples can be repeated with similar success by substituting the generically or specifically described reactants and/or operating conditions of this invention for those used in the preceding examples.

[0163] From the foregoing description, one skilled in the art can easily ascertain the essential characteristics of this invention and, without departing from the spirit and scope thereof, can make various changes and modifications of the invention to adapt it to various usages and conditions.