JP2018172691A5 - - Google Patents
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- JP2018172691A5 JP2018172691A5 JP2018122563A JP2018122563A JP2018172691A5 JP 2018172691 A5 JP2018172691 A5 JP 2018172691A5 JP 2018122563 A JP2018122563 A JP 2018122563A JP 2018122563 A JP2018122563 A JP 2018122563A JP 2018172691 A5 JP2018172691 A5 JP 2018172691A5
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- JP
- Japan
- Prior art keywords
- particle group
- resin particle
- resin
- classification
- cavity
- 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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- 239000002245 particle Substances 0.000 claims 34
- 239000011347 resin Substances 0.000 claims 31
- 229920005989 resin Polymers 0.000 claims 31
- 239000011342 resin composition Substances 0.000 claims 4
- 238000004519 manufacturing process Methods 0.000 claims 3
- 238000007599 discharging Methods 0.000 claims 2
- 230000003287 optical Effects 0.000 claims 2
- 238000006116 polymerization reaction Methods 0.000 claims 2
- 239000011230 binding agent Substances 0.000 claims 1
- 238000009792 diffusion process Methods 0.000 claims 1
- 238000002347 injection Methods 0.000 claims 1
- 239000007924 injection Substances 0.000 claims 1
- 238000000465 moulding Methods 0.000 claims 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims 1
Claims (9)
体積平均粒子径の２倍以上の粒子径を有する樹脂粒子の個数が１０万個中５個以下であり、
０．９７以下の円形度を有する樹脂粒子の割合が１％以下であることを特徴とする樹脂粒子群。 A resin particle group having a volume average particle diameter of 0.5 to 10 μm made of vinyl resin ,
The number of resin particles having a particle size of 2 or more times the volume average particle size is 5 or less out of 100,000,
A resin particle group, wherein the ratio of resin particles having a circularity of 0.97 or less is 1% or less.
前記樹脂粒子群の分級工程は、樹脂粒子群の生成後に解砕工程を経ることなく実施され、
前記気流分級機は、
樹脂粒子群が供給される分級用空洞部と、
前記分級用空洞部の外周部に配置され、前記分級用空洞部に旋回流が発生するように前記分級用空洞部に互いの間から空気を送り込む複数のガイドベーンと、
前記分級用空洞部の上部及び下部にそれぞれ空気を噴射する第１及び第２の噴射ノズルと、
前記分級用空洞部から分級された樹脂粒子群を含む気流を上方へ排出する分級樹脂粒子群排出口と、
前記分級用空洞部から粗大樹脂粒子群を下方へ排出する粗大樹脂粒子群排出口とを備えていることを特徴とする樹脂粒子群の製造方法。 A method for producing a resin particle group having a volume average particle diameter of 0.5 to 10 μm , including a classification step of removing the coarse resin particle group from the resin particle group by classification using an airflow classifier after the resin particle group is generated. There,
The classification step of the resin particle group is performed without passing through the crushing step after the generation of the resin particle group,
The air classifier
A classification cavity to which resin particles are supplied;
A plurality of guide vanes that are arranged on the outer periphery of the classification cavity, and that feed air into the classification cavity from between each other so that a swirling flow is generated in the classification cavity;
First and second injection nozzles for injecting air into the upper and lower portions of the classification cavity,
A classification resin particle group discharge port for discharging an air flow including the resin particle group classified from the classification cavity, upward;
A method for producing a resin particle group, comprising: a coarse resin particle group outlet for discharging the coarse resin particle group downward from the classification cavity.
前記樹脂粒子群の分級工程は、シード重合後、前記樹脂粒子群を水系媒体中から取り出し乾燥樹脂粒子群とし、この乾燥樹脂粒子群から粗大樹脂粒子群を除去する分級工程であることを特徴とする請求項５に記載の樹脂粒子群の製造方法。The resin particle group classification step is a classification step in which after the seed polymerization, the resin particle group is taken out of the aqueous medium to form a dry resin particle group, and the coarse resin particle group is removed from the dry resin particle group. The manufacturing method of the resin particle group of Claim 5.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013180231 | 2013-08-30 | ||
| JP2013180231 | 2013-08-30 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2015534017A Division JP6363607B2 (en) | 2013-08-30 | 2014-03-28 | Resin particle group and method for producing the same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2018172691A JP2018172691A (en) | 2018-11-08 |
| JP2018172691A5 true JP2018172691A5 (en) | 2019-01-17 |
Family
ID=52586066
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2015534017A Active JP6363607B2 (en) | 2013-08-30 | 2014-03-28 | Resin particle group and method for producing the same |
| JP2018122563A Pending JP2018172691A (en) | 2013-08-30 | 2018-06-28 | Resin particle group and production method thereof |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2015534017A Active JP6363607B2 (en) | 2013-08-30 | 2014-03-28 | Resin particle group and method for producing the same |
Country Status (4)
| Country | Link |
|---|---|
| JP (2) | JP6363607B2 (en) |
| KR (4) | KR20160043036A (en) |
| CN (1) | CN105555840B (en) |
| WO (1) | WO2015029483A1 (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20160043036A (en) * | 2013-08-30 | 2016-04-20 | 세키스이가세이힝코교가부시키가이샤 | Resin particle group and method for manufacturing same |
| KR102382184B1 (en) | 2015-09-30 | 2022-04-04 | 세키스이가세이힝코교가부시키가이샤 | Polymer particles and use thereof |
| JP6877685B2 (en) * | 2016-02-01 | 2021-05-26 | 日本エクスラン工業株式会社 | A composite agglomerated resin particle group, a method for producing the particle group, and a composition containing the particle group. |
| JP6650857B2 (en) * | 2016-03-29 | 2020-02-19 | 積水化成品工業株式会社 | Polymer particles, production method and use thereof |
| JP7263318B2 (en) * | 2018-03-23 | 2023-04-24 | 積水化成品工業株式会社 | Vinyl resin particles and method for producing the same |
| JP7101070B2 (en) * | 2018-07-26 | 2022-07-14 | デクセリアルズ株式会社 | Method of manufacturing resin particles |
| JP7244233B2 (en) * | 2018-08-08 | 2023-03-22 | 東京インキ株式会社 | Method for producing polymethyl methacrylate particles, method for producing colloidal crystals, and water suspension |
| JP2022007837A (en) * | 2020-06-27 | 2022-01-13 | 正文 松永 | Method of manufacturing particle, method of applying particle or slurry, secondary battery or method of manufacturing secondary battery, all-solid battery or method of manufacturing all-solid battery, led or method of manufacturing led, phosphor sheet or method of manufacturing phosphor sheet |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0471081A (en) | 1990-07-11 | 1992-03-05 | Yasutomo Oguchi | Method for constituting neural network having pattern identifying function |
| JP2002040204A (en) | 2000-07-19 | 2002-02-06 | Fuji Photo Film Co Ltd | Antidazzle antireflection film, polarizing plate and liquid crystal display |
| JP4247147B2 (en) * | 2004-03-26 | 2009-04-02 | 積水化成品工業株式会社 | Production method of monodisperse resin particles |
| JP5478066B2 (en) | 2006-08-21 | 2014-04-23 | 株式会社日本触媒 | Fine particles, method for producing fine particles, resin composition containing the fine particles, and optical film |
| JP4785802B2 (en) * | 2007-07-31 | 2011-10-05 | 株式会社日清製粉グループ本社 | Powder classifier |
| JP2012193244A (en) * | 2011-03-15 | 2012-10-11 | Sekisui Plastics Co Ltd | Resin particle for light diffusing agent, method for production thereof, and light diffusing film including the resin particle |
| JP5785261B2 (en) * | 2011-08-31 | 2015-09-24 | 積水化成品工業株式会社 | Resin particle aggregate, method for producing the same, and use thereof |
| KR102141982B1 (en) * | 2011-09-29 | 2020-08-06 | 가부시기가이샤 닛뽕쇼꾸바이 | Vinyl polymer microparticles, method for producing same, resin composition, and optical material |
| KR20160043036A (en) * | 2013-08-30 | 2016-04-20 | 세키스이가세이힝코교가부시키가이샤 | Resin particle group and method for manufacturing same |
-
2014
- 2014-03-28 KR KR1020167006507A patent/KR20160043036A/en active Application Filing
- 2014-03-28 KR KR1020207007600A patent/KR102224659B1/en active IP Right Grant
- 2014-03-28 KR KR1020187023837A patent/KR102091410B1/en active IP Right Grant
- 2014-03-28 JP JP2015534017A patent/JP6363607B2/en active Active
- 2014-03-28 CN CN201480048093.3A patent/CN105555840B/en active Active
- 2014-03-28 KR KR1020217006333A patent/KR102293994B1/en active IP Right Grant
- 2014-03-28 WO PCT/JP2014/059310 patent/WO2015029483A1/en active Application Filing
-
2018
- 2018-06-28 JP JP2018122563A patent/JP2018172691A/en active Pending
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