JPWO2022254699A5 - - Google Patents
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- JPWO2022254699A5 JPWO2022254699A5 JP2022502162A JP2022502162A JPWO2022254699A5 JP WO2022254699 A5 JPWO2022254699 A5 JP WO2022254699A5 JP 2022502162 A JP2022502162 A JP 2022502162A JP 2022502162 A JP2022502162 A JP 2022502162A JP WO2022254699 A5 JPWO2022254699 A5 JP WO2022254699A5
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- JP
- Japan
- Prior art keywords
- zinc oxide
- containing composition
- mixed solution
- zinc
- composition according
- 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.)
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- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims 22
- 239000011787 zinc oxide Substances 0.000 claims 11
- 239000000203 mixture Substances 0.000 claims 10
- 239000011259 mixed solution Substances 0.000 claims 5
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims 4
- 239000011701 zinc Substances 0.000 claims 4
- 229910052725 zinc Inorganic materials 0.000 claims 4
- 230000001186 cumulative effect Effects 0.000 claims 3
- 239000002245 particle Substances 0.000 claims 3
- 238000003756 stirring Methods 0.000 claims 3
- 238000000034 method Methods 0.000 claims 2
- 238000010521 absorption reaction Methods 0.000 claims 1
- 238000000149 argon plasma sintering Methods 0.000 claims 1
- 238000004380 ashing Methods 0.000 claims 1
- 239000006185 dispersion Substances 0.000 claims 1
- 239000003995 emulsifying agent Substances 0.000 claims 1
- 235000013305 food Nutrition 0.000 claims 1
- 239000011521 glass Substances 0.000 claims 1
- 150000004676 glycans Chemical class 0.000 claims 1
- 239000007788 liquid Substances 0.000 claims 1
- 239000008267 milk Substances 0.000 claims 1
- 210000004080 milk Anatomy 0.000 claims 1
- 235000013336 milk Nutrition 0.000 claims 1
- 229920001282 polysaccharide Polymers 0.000 claims 1
- 239000005017 polysaccharide Substances 0.000 claims 1
- 239000002562 thickening agent Substances 0.000 claims 1
Claims (7)
レーザー回折光散乱法により測定される前記酸化亜鉛含有組成物の累積体積百分率が１０％となる粒子径（μｍ）、５０％となる粒子径（μｍ）、および９０％となる粒子径（μｍ）を、それぞれ、Ｄ１０、Ｄ５０、Ｄ９０としたとき、（Ｄ９０－Ｄ１０）／Ｄ５０が２．０未満であり、
前記Ｄ５０が０．１～１．０μｍである、酸化亜鉛含有組成物。 A zinc oxide-containing composition comprising zinc oxide,
The particle diameter (μm) at which the cumulative volume percentage of the zinc oxide-containing composition is 10%, the particle diameter (μm) at which the cumulative volume percentage is 50%, and the particle diameter (μm) at which the cumulative volume percentage is 90%, as measured by a laser diffraction light scattering method. are respectively D10, D50, and D90, (D90-D10)/D50 is less than 2.0,
A zinc oxide-containing composition, wherein the D50 is 0.1 to 1.0 μm .
（分散性試験）
（１）亜鉛濃度が５ｍｇ／１００ｍｌになるように、酸化亜鉛含有組成物を６５℃の牛乳に加えて混合溶液を作製する。
前記混合溶液を、７０００ｒｐｍで５分間撹拌した後、１００ｍｌのガラス瓶に充填する。
（２）撹拌停止直後の初期状態において、前記混合溶液を高さ方向に均等に３分割し、
上層、中層および下層とし、前記上層および前記下層からそれぞれ前記混合溶液の一部を採取する。
採取物の一部を湿式灰化して得られる各試料について、原子吸光光度計により亜鉛濃度（ｍｇ／１００ｍｌ）を求める。
上層および下層の亜鉛濃度（ｍｇ／１００ｍｌ）をそれぞれ、Ｍ１、Ｍ２とする。
（３）撹拌停止後、５℃で２週間保存した前記混合溶液について、上記（２）と同様な手順により、
前記上層および前記下層における前記亜鉛の濃度の測定値を、それぞれ、Ｍ３、Ｍ４とする。 When M1 / M2 and M3 / M4 obtained in the following dispersibility test are respectively defined as the initial dispersity S and the dispersity after standing for 2 weeks as T, the dispersion index represented by T / S × 100 (%) is The zinc oxide-containing composition according to claim 1, which is 80% or more.
(Dispersibility test)
(1) A mixed solution is prepared by adding a zinc oxide-containing composition to milk at 65° C. so that the zinc concentration is 5 mg/100 ml.
After stirring the mixed solution at 7000 rpm for 5 minutes, it is filled into a 100 ml glass bottle.
(2) In the initial state immediately after stopping stirring, the mixed solution is divided evenly into three in the height direction,
An upper layer, a middle layer and a lower layer are formed, and a part of the mixed solution is sampled from each of the upper layer and the lower layer.
The zinc concentration (mg/100 ml) is determined with an atomic absorption photometer for each sample obtained by wet ashing a part of the sample.
The zinc concentrations (mg/100 ml) in the upper and lower layers are defined as M1 and M2, respectively.
(3) After stopping stirring, for the mixed solution stored at 5 ° C. for 2 weeks, by the same procedure as in (2) above,
Let M3 and M4 be the measured values of the zinc concentration in the upper layer and the lower layer, respectively.
A food or drink containing the zinc oxide-containing composition according to any one of claims 1 to 6 .
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2021/021392 WO2022254699A1 (en) | 2021-06-04 | 2021-06-04 | Zinc oxide-containing composition and food and beverage |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP7101324B1 JP7101324B1 (en) | 2022-07-14 |
| JPWO2022254699A1 JPWO2022254699A1 (en) | 2022-12-08 |
| JPWO2022254699A5 true JPWO2022254699A5 (en) | 2023-05-12 |
Family
ID=82402553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022502162A Active JP7101324B1 (en) | 2021-06-04 | 2021-06-04 | Zinc oxide-containing compositions and foods and drinks |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP7101324B1 (en) |
| WO (1) | WO2022254699A1 (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008245622A (en) * | 2007-03-30 | 2008-10-16 | Taiyo Kagaku Co Ltd | Zinc-enriched food and drink |
| JP6833308B2 (en) * | 2015-05-29 | 2021-02-24 | テイカ株式会社 | Oil-based dispersion and cosmetics using this oil-based dispersion |
| SG11201903650XA (en) * | 2016-10-24 | 2019-05-30 | Ishihara Sangyo Kaisha | Composite pigment and production method thereof, paint composition containing composite pigment, and coating film |
| JP6923839B2 (en) * | 2016-12-22 | 2021-08-25 | 東亞合成株式会社 | Acid gas adsorbents and deodorant processed products |
-
2021
- 2021-06-04 JP JP2022502162A patent/JP7101324B1/en active Active
- 2021-06-04 WO PCT/JP2021/021392 patent/WO2022254699A1/en active Application Filing
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