JP2011070048A5 - - Google Patents
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- JP2011070048A5 JP2011070048A5 JP2009221959A JP2009221959A JP2011070048A5 JP 2011070048 A5 JP2011070048 A5 JP 2011070048A5 JP 2009221959 A JP2009221959 A JP 2009221959A JP 2009221959 A JP2009221959 A JP 2009221959A JP 2011070048 A5 JP2011070048 A5 JP 2011070048A5
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- JP
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- Prior art keywords
- polymerization
- polymerizable monomer
- gas
- producing
- temperature
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- 238000006116 polymerization reaction Methods 0.000 claims description 28
- 239000000178 monomer Substances 0.000 claims description 24
- 239000007789 gas Substances 0.000 claims description 17
- 238000004519 manufacturing process Methods 0.000 claims description 12
- 239000012071 phase Substances 0.000 claims description 11
- 239000000203 mixture Substances 0.000 claims description 10
- 239000002245 particle Substances 0.000 claims description 9
- 239000012159 carrier gas Substances 0.000 claims description 8
- 239000012736 aqueous medium Substances 0.000 claims description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 4
- 239000003570 air Substances 0.000 claims description 4
- 230000000379 polymerizing effect Effects 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 239000003086 colorant Substances 0.000 claims description 2
- 239000007791 liquid phase Substances 0.000 claims description 2
- 229910052757 nitrogen Inorganic materials 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 238000000034 method Methods 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Description
本発明者らは重合工程時における重合体付着物の生成のメカニズムに着目し、重合工程中に気化した重合性単量体が重合容器内の気相部で凝縮し、これが重合容器内壁や撹拌機表面などへ移行し、そこで重合することによりこれが起点となって重合体付着物が成長することを解明し、この知見をもとに鋭意検討を行った結果、以下の方法を見出した。
（１）重合性単量体及び着色剤を少なくとも含有する重合性単量体組成物を水系媒体に加え、該水系媒体中で該重合性単量体組成物を造粒して該重合性単量体組成物の粒子を形成し、該重合性単量体組成物の該粒子に含まれる該重合性単量体を重合してトナー粒子を得るトナー粒子の製造方法であって、
該重合性単量体の重合が行なわれる重合装置は、少なくとも重合容器を有し、該重合容器内では、該重合性単量体組成物の粒子を有する水系媒体の液相部と、気相部とが形成され、
該重合容器には該気相部を排気するためのベント配管およびキャリアガスの導入配管が設けられており、
該重合性単量体の重合転化率が少なくとも８０％に達するまでの間に、該気相部に温度が４０℃以上１２０℃以下であるキャリアガスを導入し、且つ重合容器内のガスをベント配管から排気することを特徴とする重合トナーの製造方法。
（２）該キャリアガスが空気、窒素及び水蒸気から選ばれる気体のうちの１種の気体、または２種以上の混合気体であることを特徴とする（１）に記載の重合トナーの製造方法。
（３）該キャリアガスが該重合容器に導入される際の温度と該重合性単量体の重合温度との温度差が１０℃以内であることを特徴とする（１）または（２）に記載の重合トナーの製造方法。
（４）該重合容器に導入されるキャリアガスの流量Ｆ（ｍ3／ｈ）と、該気相部の容積Ｖ（ｍ3）との関係が０．００２≦（Ｖ／Ｆ）≦０．１００を満たすことを特徴とする（１）乃至（３）のいずれかに記載の重合トナーの製造方法。
（５）該重合容器の該気相部を外部ジャケットにより加熱することを特徴とする（１）乃至（４）のいずれかに記載の重合トナーの製造方法。
（６）該外部ジャケットの内部温度と該重合性単量体の重合温度との温度差が１０℃以内であることを特徴とする（５）に記載の重合トナーの製造方法。
The present inventors pay attention to the mechanism of the formation of polymer deposits during the polymerization process, and the polymerizable monomer vaporized during the polymerization process condenses in the gas phase in the polymerization vessel, which is the inner wall of the polymerization vessel and stirring. After moving to the machine surface and polymerizing there, it was clarified that the polymer deposits grew from this, and as a result of intensive studies based on this knowledge, the following method was found.
(1) A polymerizable monomer composition containing at least a polymerizable monomer and a colorant is added to an aqueous medium, and the polymerizable monomer composition is granulated in the aqueous medium to form the polymerizable monomer. A method for producing toner particles, comprising forming particles of a monomer composition and polymerizing the polymerizable monomer contained in the particles of the polymerizable monomer composition to obtain toner particles,
Polymerization apparatus polymerization of polymerizable monomers is carried out, at least the polymerization vessel, the the polymerization vessel, and the liquid phase portion of the aqueous medium with particles of the polymerizable monomer composition, gas phase Part is formed,
The said polymerization vessel has inlet pipe of the vent pipe and the carrier gas for exhausting the gas phase portion is provided,
Until the polymerization conversion of the polymerizable monomers reaches at least 80%, temperature in the gas phase portion introduced der Ruki Yariagasu 40 ° C. or higher 120 ° C. or less, and the gas in the polymerization vessel A method for producing a polymerized toner, characterized by exhausting air from a vent pipe .
(2) The method for producing a polymerized toner according to (1), wherein the carrier gas is one kind of gas selected from air, nitrogen and water vapor, or a mixed gas of two or more kinds.
(3) In (1) or (2), the temperature difference between the temperature at which the carrier gas is introduced into the polymerization vessel and the polymerization temperature of the polymerizable monomer is within 10 ° C. A method for producing the polymerized toner according to claim.
(4) the flow rate F of the carrier gas introduced into the polymerization vessel (m 3 / h), the relationship between the gas phase portion of the volume V (m 3) is 0.002 ≦ (V / F) ≦ 0. 100. The method for producing a polymerized toner according to any one of (1) to (3), wherein 100 is satisfied.
(5) The method for producing a polymerized toner according to any one of (1) to (4), wherein the gas phase portion of the polymerization container is heated by an external jacket.
(6) The method of producing polymerized toner according to (5) that the temperature difference between the polymerization temperature of the internal temperature and the polymerizable monomer of the external jacket is within 10 ° C..
Claims (6)
該重合性単量体の重合が行なわれる重合装置は、少なくとも重合容器を有し、該重合容器内では、該重合性単量体組成物の粒子を有する水系媒体の液相部と、気相部とが形成され、
該重合容器には該気相部を排気するためのベント配管およびキャリアガスの導入配管が設けられており、
該重合性単量体の重合転化率が少なくとも８０％に達するまでの間に、該気相部に温度が４０℃以上１２０℃以下であるキャリアガスを導入し、且つ重合容器内のガスをベント配管から排気することを特徴とする重合トナーの製造方法。 A polymerizable monomer composition containing at least a polymerizable monomer and a colorant is added to an aqueous medium, and the polymerizable monomer composition is granulated in the aqueous medium to form the polymerizable monomer composition. Forming toner particles, and polymerizing the polymerizable monomer contained in the particles of the polymerizable monomer composition to obtain toner particles, comprising:
Polymerization apparatus polymerization of polymerizable monomers is carried out, at least the polymerization vessel, the the polymerization vessel, and the liquid phase portion of the aqueous medium with particles of the polymerizable monomer composition, gas phase Part is formed,
The said polymerization vessel has inlet pipe of the vent pipe and the carrier gas for exhausting the gas phase portion is provided,
Until the polymerization conversion of the polymerizable monomers reaches at least 80%, temperature in the gas phase portion introduced der Ruki Yariagasu 40 ° C. or higher 120 ° C. or less, and the gas in the polymerization vessel A method for producing a polymerized toner, characterized by exhausting air from a vent pipe .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009221959A JP5506310B2 (en) | 2009-09-28 | 2009-09-28 | Method for producing polymerized toner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009221959A JP5506310B2 (en) | 2009-09-28 | 2009-09-28 | Method for producing polymerized toner |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2011070048A JP2011070048A (en) | 2011-04-07 |
| JP2011070048A5 true JP2011070048A5 (en) | 2012-11-15 |
| JP5506310B2 JP5506310B2 (en) | 2014-05-28 |
Family
ID=44015393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2009221959A Active JP5506310B2 (en) | 2009-09-28 | 2009-09-28 | Method for producing polymerized toner |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP5506310B2 (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5885522B2 (en) * | 2012-02-01 | 2016-03-15 | キヤノン株式会社 | Method for producing toner particles |
| JP6124719B2 (en) | 2012-08-22 | 2017-05-10 | 花王株式会社 | Method for producing hydrophilic polymer particles |
| JP6611535B2 (en) * | 2015-09-24 | 2019-11-27 | キヤノン株式会社 | Method for producing toner particles |
| JP6915354B2 (en) | 2017-04-06 | 2021-08-04 | 日本ゼオン株式会社 | Toner manufacturing method |
| ES2786756T3 (en) * | 2017-06-20 | 2020-10-13 | Borealis Ag | A method, an arrangement and use of an arrangement for the polymerization of olefins |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH066607B2 (en) * | 1988-08-19 | 1994-01-26 | 鐘淵化学工業株式会社 | Method for producing vinyl chloride resin |
| JP2777298B2 (en) * | 1991-11-21 | 1998-07-16 | 鐘淵化学工業株式会社 | Method for producing vinyl chloride resin |
| JP3796862B2 (en) * | 1996-11-25 | 2006-07-12 | 日本ゼオン株式会社 | Method for producing polymerized toner |
| JP2001092180A (en) * | 1999-09-27 | 2001-04-06 | Canon Inc | Method and apparatus for producing polymerized toner |
| JP3789094B2 (en) * | 2001-11-29 | 2006-06-21 | キヤノン株式会社 | Toner production method |
| JP5387413B2 (en) * | 2007-11-30 | 2014-01-15 | 日本ゼオン株式会社 | Method for producing polymerized toner |
-
2009
- 2009-09-28 JP JP2009221959A patent/JP5506310B2/en active Active
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