JP2001286770A - Preparation method of fixed bed of acidic cation exchange resin for bisphenol production - Google Patents
Preparation method of fixed bed of acidic cation exchange resin for bisphenol productionInfo
- Publication number
- JP2001286770A JP2001286770A JP2000102049A JP2000102049A JP2001286770A JP 2001286770 A JP2001286770 A JP 2001286770A JP 2000102049 A JP2000102049 A JP 2000102049A JP 2000102049 A JP2000102049 A JP 2000102049A JP 2001286770 A JP2001286770 A JP 2001286770A
- Authority
- JP
- Japan
- Prior art keywords
- exchange resin
- cation exchange
- fixed bed
- acidic cation
- nitrogen
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
- B01J31/06—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing polymers
- B01J31/08—Ion-exchange resins
- B01J31/10—Ion-exchange resins sulfonated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J39/00—Cation exchange; Use of material as cation exchangers; Treatment of material for improving the cation exchange properties
- B01J39/04—Processes using organic exchangers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J39/00—Cation exchange; Use of material as cation exchangers; Treatment of material for improving the cation exchange properties
- B01J39/08—Use of material as cation exchangers; Treatment of material for improving the cation exchange properties
- B01J39/16—Organic material
- B01J39/18—Macromolecular compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J49/00—Regeneration or reactivation of ion-exchangers; Apparatus therefor
- B01J49/05—Regeneration or reactivation of ion-exchangers; Apparatus therefor of fixed beds
- B01J49/06—Regeneration or reactivation of ion-exchangers; Apparatus therefor of fixed beds containing cationic exchangers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2231/00—Catalytic reactions performed with catalysts classified in B01J31/00
- B01J2231/30—Addition reactions at carbon centres, i.e. to either C-C or C-X multiple bonds
- B01J2231/34—Other additions, e.g. Monsanto-type carbonylations, addition to 1,2-C=X or 1,2-C-X triplebonds, additions to 1,4-C=C-C=X or 1,4-C=-C-X triple bonds with X, e.g. O, S, NH/N
- B01J2231/341—1,2-additions, e.g. aldol or Knoevenagel condensations
- B01J2231/347—1,2-additions, e.g. aldol or Knoevenagel condensations via cationic intermediates, e.g. bisphenol A type processes
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、ビスフェノール類
製造用酸性陽イオン交換樹脂固定床の調製方法に関し、
さらに詳しくは、酸性陽イオン交換樹脂が含窒素硫黄化
合物で均一に部分中和されたビスフェノール類製造用酸
性陽イオン交換樹脂固定床の調製方法に関する。The present invention relates to a method for preparing a fixed bed of an acidic cation exchange resin for producing bisphenols,
More specifically, the present invention relates to a method for preparing a fixed bed of an acidic cation exchange resin for producing bisphenols in which an acidic cation exchange resin is uniformly partially neutralized with a nitrogen-containing sulfur compound.
【０００２】[0002]
【従来の技術】ビスフェノール類、例えば２，２−ビス
（４−ヒドロキシフェニル）プロパン（以下、ビスフェ
ノールＡと略称する。）は、ポリカーボネート樹脂やポ
リアリレート樹脂などのエンジニアリングプラスチッ
ク、あるいはエポキシ樹脂などの原料として重要な化合
物であることが知られており、近年その需要はますます
増大する傾向にある。このビスフェノールＡをはじめと
するビスフェノール類は、触媒として酸性陽イオン交換
樹脂（以下、単にイオン交換樹脂ともいう。）固定床を
使用し、フェノール類とカルボニル化合物とを反応させ
て製造されることは公知である。また、その場合、ビス
フェノールＡを例に採れば、異性体である２−（２−ヒ
ドロキシフェニル）−２−（４−ヒドロキシフェニル）
プロパンの副生を抑えるために、イオン交換樹脂を含窒
素硫黄化合物で均一に部分中和したものを触媒として使
用することも知られており、その中和法としていろいろ
な方法が試みられている。2. Description of the Related Art Bisphenols, for example, 2,2-bis (4-hydroxyphenyl) propane (hereinafter abbreviated as bisphenol A) are used as raw materials for engineering plastics such as polycarbonate resins and polyarylate resins, and epoxy resins. It is known to be an important compound, and its demand has been increasing in recent years. Bisphenols such as bisphenol A can be produced by reacting a phenol with a carbonyl compound using a fixed bed of an acidic cation exchange resin (hereinafter also simply referred to as an ion exchange resin) as a catalyst. It is known. In that case, taking bisphenol A as an example, the isomer 2- (2-hydroxyphenyl) -2- (4-hydroxyphenyl)
In order to suppress the by-product of propane, it is also known to use a catalyst obtained by partially neutralizing an ion exchange resin uniformly with a nitrogen-containing sulfur compound as a catalyst, and various methods of neutralization have been tried. .
【０００３】例えば、特公昭６２−７４８号公報には、
イオン交換樹脂固定床中に塩酸を添加した液体を循環さ
せる方法が開示されている。しかし、塩酸の使用により
装置の腐食の問題がある。また、特開平８−４０９６１
号公報には、中和剤の含窒素硫黄化合物に芳香族スルホ
ン酸類を添加する方法が開示されているが、芳香族スル
ホン酸類は腐食の問題はないが、イオン交換樹脂を水洗
浄やフェノールで置換する場合、酸の切れが悪くなり、
その結果反応開始時の製品の品質に悪影響を及ぼすとい
う問題がある。したがって、酸の添加の必要のない中和
方法が望まれていた。For example, Japanese Patent Publication No. Sho 62-748 discloses that
A method of circulating a liquid containing hydrochloric acid in a fixed bed of an ion exchange resin is disclosed. However, there is a problem of corrosion of the device due to the use of hydrochloric acid. Also, JP-A-8-40961
Japanese Patent Application Laid-Open No. H11-163,086 discloses a method of adding aromatic sulfonic acids to a nitrogen-containing sulfur compound as a neutralizing agent.Aromatic sulfonic acids do not cause corrosion, but the ion exchange resin is washed with water or phenol. In the case of substitution, the acidity becomes worse,
As a result, there is a problem that the quality of the product at the start of the reaction is adversely affected. Therefore, a neutralization method that does not require the addition of an acid has been desired.
【０００４】[0004]
【発明が解決しようとする課題】本発明は、上記観点か
らなされたもので、酸の添加を必要としないビスフェノ
ール類製造用陽イオン交換樹脂固定床の調製方法を提供
することを目的とするものである。SUMMARY OF THE INVENTION The present invention has been made in view of the above, and has as its object to provide a method for preparing a fixed bed of a cation exchange resin for producing bisphenols, which does not require the addition of an acid. It is.
【０００５】[0005]
【課題を解決するための手段】本発明者らは鋭意研究を
重ねた結果、反応器に酸性陽イオン交換樹脂を充填し固
定床を形成させた後、反応開始前に、水で洗浄し、その
流出した洗浄水に含窒素硫黄化合物を溶解させた水溶液
を該反応器に装入し、循環させることにより、上記発明
の目的を効果的に達成しうることを見出し本発明を完成
させたものである。Means for Solving the Problems As a result of intensive studies, the present inventors have filled the reactor with an acidic cation exchange resin to form a fixed bed, washed with water before starting the reaction, The present inventors have found that the object of the present invention can be effectively achieved by charging an aqueous solution in which a nitrogen-containing sulfur compound is dissolved in the discharged washing water into the reactor and circulating the solution. It is.
【０００６】すなわち、本発明の要旨は下記のとおりで
ある。 １．酸性陽イオン交換樹脂が含窒素硫黄化合物で均一に
部分中和されたビスフェノール類製造用酸性陽イオン交
換樹脂固定床の調製方法において、反応器に酸性陽イオ
ン交換樹脂を充填し固定床を形成させた後、反応開始前
に、水で洗浄し、その流出した洗浄水に含窒素硫黄化合
物を溶解させた水溶液を該反応器に装入し、循環させる
ことを特徴とするビスフェノール類製造用酸性陽イオン
交換樹脂固定床の調製方法。 ２．酸性陽イオン交換樹脂がスルホン酸型陽イオン交換
樹脂である前記１記載のビスフェノール類製造用酸性陽
イオン交換樹脂固定床の調製方法。 ４．含窒素硫黄化合物がメルカプトアルキルアミン類又
はチアゾリジン類である前記１又は２に記載のビスフェ
ノール類製造用酸性陽イオン交換樹脂固定床の調製方
法。 ５．ビスフェノール類が２，２−ビス（４−ヒドロキシ
フェニル）プロパンである前記１〜３のいずれかに記載
のビスフェノール類製造用酸性陽イオン交換樹脂固定床
の調製方法。That is, the gist of the present invention is as follows. 1. In a method for preparing a fixed bed of an acidic cation exchange resin for producing bisphenols in which an acidic cation exchange resin is uniformly partially neutralized with a nitrogen-containing sulfur compound, a reactor is filled with an acidic cation exchange resin to form a fixed bed. Thereafter, before starting the reaction, the reaction solution is washed with water, and an aqueous solution obtained by dissolving a nitrogen-containing sulfur compound in the effluent washing water is charged into the reactor and circulated. Preparation method of fixed bed of ion exchange resin. 2. 2. The method for preparing a fixed bed of an acidic cation exchange resin for producing bisphenols according to the above 1, wherein the acidic cation exchange resin is a sulfonic acid type cation exchange resin. 4. 3. The method for preparing a fixed bed of an acidic cation exchange resin for producing bisphenols according to 1 or 2, wherein the nitrogen-containing sulfur compound is a mercaptoalkylamine or a thiazolidine. 5. 4. The method for preparing a fixed bed of an acidic cation exchange resin for producing a bisphenol according to any one of the above items 1 to 3, wherein the bisphenol is 2,2-bis (4-hydroxyphenyl) propane.
【０００７】[0007]
【発明の実施の形態】以下に、本発明について詳細に説
明する。本発明において、ビスフェノール類は、フェノ
ール類とカルボニル化合物とを反応させて製造される。BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, the present invention will be described in detail. In the present invention, bisphenols are produced by reacting phenols with carbonyl compounds.
【０００８】フェノール類は、水酸基に対してパラ位に
置換基を有しないことが必要である。具体的には、フェ
ノール、ｏ−クレゾール、ｍ−クレゾール、ｏ−ｔｅｒ
ｔ−ブチルフェノール、２，６−キシレノール、２，６
−ジ−ｔｅｒｔ−ブチルフェノール等のアルキルフェノ
ールやｏ−クロロフェノール、ｍ−クロロフェノール、
２，６−ジクロロフェノール等のハロゲン化フェノール
を挙げることができる。It is necessary that phenols have no substituent at the para-position to the hydroxyl group. Specifically, phenol, o-cresol, m-cresol, o-ter
t-butylphenol, 2,6-xylenol, 2,6
Alkylphenols such as -di-tert-butylphenol, o-chlorophenol, m-chlorophenol,
Halogenated phenols such as 2,6-dichlorophenol can be mentioned.
【０００９】カルボニル化合物としては、具体的には、
アセトン，メチルエチルケトン，メチルイソブチルケト
ン，メチル−ｎ−プロピルケトン，アセトフェノン，シ
クロヘキサノン等のケトン類やホルマリン，アセトアル
デヒド，ベンズアルデヒド等のアルデヒド類を挙げるこ
とができる。好適には、本発明は、アセトンとフェノー
ルを原料とするビスフェノールＡの製造に適用できる。As the carbonyl compound, specifically,
Examples include ketones such as acetone, methyl ethyl ketone, methyl isobutyl ketone, methyl-n-propyl ketone, acetophenone and cyclohexanone, and aldehydes such as formalin, acetaldehyde and benzaldehyde. Preferably, the present invention is applicable to the production of bisphenol A from acetone and phenol.
【００１０】触媒として使用する酸性陽イオン交換樹脂
は、スルホン酸系のものが好ましく、母体となる樹脂と
しては、スチレン−ジビニルベンゼン共重合体系，パー
フルオロエチレン共重合体系，フェノール−ホルムアル
デヒド重合体系等があるが、スチレン−ジビニルベンゼ
ン共重合体系が好ましい。これらの樹脂はゲル型、ポー
ラス型どちらでも使用できるが、架橋度は、例えば、２
〜８％と比較的低いものが好ましい。この酸性陽イオン
交換樹脂を、反応器に充填し固定床を形成させる。The acidic cation exchange resin used as a catalyst is preferably a sulfonic acid type resin, and the base resin is a styrene-divinylbenzene copolymer system, a perfluoroethylene copolymer system, a phenol-formaldehyde polymer system or the like. However, a styrene-divinylbenzene copolymer system is preferred. These resins can be used in either a gel type or a porous type.
A relatively low value of about 8% is preferable. The acidic cation exchange resin is charged into a reactor to form a fixed bed.
【００１１】本発明においては、反応器に酸性陽イオン
交換樹脂を充填し固定床を形成させた後、反応開始前
に、水で洗浄し、その流出した洗浄水に含窒素硫黄化合
物を溶解させた水溶液を該反応器に装入し、循環させ
て、酸性陽イオン交換樹脂を該含窒素硫黄化合物で均一
に部分中和する。In the present invention, after the reactor is filled with an acidic cation exchange resin to form a fixed bed, the reactor is washed with water before the start of the reaction, and the nitrogen-containing sulfur compound is dissolved in the washed out water. The aqueous solution is charged to the reactor and circulated to uniformly partially neutralize the acidic cation exchange resin with the nitrogen-containing sulfur compound.
【００１２】水での洗浄に使用される水の量は、水膨潤
状態のイオン交換樹脂の容量の０．５〜２倍が好適であ
る。次いで、流出した洗浄水に含窒素硫黄化合物を溶解
させた水溶液を反応器に装入し、循環させるわけであ
る。The amount of water used for washing with water is preferably 0.5 to 2 times the volume of the ion-exchange resin in a water-swelled state. Next, an aqueous solution in which the nitrogen-containing sulfur compound is dissolved in the wash water that has flowed out is charged into the reactor and circulated.
【００１３】上記の含窒素硫黄化合物としては、例え
ば、２−メルカプトエチルアミン、３−メルカプトブチ
ルアミン等のメルカプトアルキルアミン類、２，２−ジ
メチルチアゾリジン、２−メチル−２−エチルチアゾリ
ジン、シクロアルキルチアゾリジン、２−メチル−２−
フェニルチアゾリジン、３−メチルチアゾリジン等のチ
アゾリジン類、１，４−アミノチオフェノール等のアミ
ノチオフェノール類、３−メルカプトメチルピリジン、
３−メルカプトエチルピリジン、４−メルカプトエチル
ピリジン等のメルカプトアルキルピリジン類などを挙げ
ることができるが、中でもメルカプトアルキルアミン
類、チアゾリジン類が好ましい。該含窒素硫黄化合物の
水溶液の濃度は、洗浄水に溶解させて、好ましくは１〜
１０質量％にすればよく、全使用量は、酸性陽イオン交
換樹脂中のスルホン酸基に対して好ましくは２〜５０モ
ル％、より好ましくは５〜３０モル％である。Examples of the nitrogen-containing sulfur compound include mercaptoalkylamines such as 2-mercaptoethylamine and 3-mercaptobutylamine, 2,2-dimethylthiazolidine, 2-methyl-2-ethylthiazolidine, cycloalkylthiazolidine, 2-methyl-2-
Phenylthiazolidine, thiazolidine such as 3-methylthiazolidine, aminothiophenols such as 1,4-aminothiophenol, 3-mercaptomethylpyridine,
Mercaptoalkylpyridines such as 3-mercaptoethylpyridine and 4-mercaptoethylpyridine can be exemplified, and among them, mercaptoalkylamines and thiazolidines are preferable. The concentration of the aqueous solution of the nitrogen-containing sulfur compound is preferably 1 to
The total amount used is preferably 2 to 50 mol%, more preferably 5 to 30 mol%, based on the sulfonic acid groups in the acidic cation exchange resin.
【００１４】なお、含窒素硫黄化合物水溶液の循環は、
イオン交換樹脂の所望の中和率となるまで行えばよい。
その所望の中和率は、２〜５０％、好ましくは５〜３０
％である。この中和率が低すぎても、高すぎても充分な
触媒活性を発揮することができない。The circulation of the aqueous solution of the nitrogen-containing sulfur compound is as follows:
It may be carried out until the desired neutralization ratio of the ion exchange resin is reached.
The desired degree of neutralization is 2-50%, preferably 5-30%
%. If the neutralization ratio is too low or too high, sufficient catalytic activity cannot be exhibited.
【００１５】中和を行う温度については、室温でもよい
し、あるいは３０〜１００℃に加温してもよい。１００
℃を超えると、イオン交換樹脂のスルホン酸の脱離が激
しくなり好ましくない。本発明においては、洗浄水に含
まれている酸が効果的に働いたと推定される。The temperature at which the neutralization is performed may be room temperature or may be heated to 30 to 100 ° C. 100
When the temperature exceeds ℃, the sulfonic acid of the ion exchange resin is strongly desorbed, which is not preferable. In the present invention, it is presumed that the acid contained in the washing water worked effectively.
【００１６】[0016]
【実施例】次に、本発明を実施例により具体的に説明す
るが、これらの実施例になんら制限されるものではな
い。 〔実施例１〕内径２５ｍｍ、長さ２０ｃｍのガラスカラ
ムに水膨潤状態のスルホン酸型陽イオン交換樹脂（三菱
化学社製、ダイヤイオンＳＫ−１０４）５０ｃｃを充填
し、これに純水１００ｃｃを流通させた。この流出した
水にジメチルチアゾリンを１．４ｇ溶解させ、イオン交
換樹脂床に３００ｃｃ／ｈｒで装入、流出した液は循環
させた。１２０時間循環させ、イオン交換樹脂を５分割
で抜き出して中和率を調べた。その結果を第１表に示
す。なお、中和率は下記の式で求めた。Next, the present invention will be described in detail with reference to examples, but the present invention is not limited to these examples. Example 1 A glass column having an inner diameter of 25 mm and a length of 20 cm was filled with 50 cc of a water-swelled sulfonic acid type cation exchange resin (Diaion SK-104, manufactured by Mitsubishi Chemical Corporation), and 100 cc of pure water was passed through the column. I let it. 1.4 g of dimethylthiazoline was dissolved in the effluent water, charged to the ion-exchange resin bed at 300 cc / hr, and the effluent was circulated. The mixture was circulated for 120 hours, and the ion exchange resin was extracted in five portions to examine the neutralization ratio. Table 1 shows the results. The neutralization ratio was determined by the following equation.
【００１７】[0017]
【数１】 (Equation 1)
【００１８】（上式で、酸当量は水酸化ナトリウム水溶
液を用いて滴定法で測定した。） 〔比較例１〕実施例１において、流出した洗浄水の代わ
りに純水を使用したこと以外は同様に実施しイオン交換
樹脂の中和率を求めた。その結果を第１表に示す。(In the above formula, the acid equivalent was measured by a titration method using an aqueous solution of sodium hydroxide.) [Comparative Example 1] Except that in Example 1, pure water was used instead of the washing water that flowed out. It carried out similarly and calculated | required the neutralization rate of the ion exchange resin. Table 1 shows the results.
【００１９】[0019]
【表１】 [Table 1]
【００２０】[0020]
【発明の効果】本発明によれば、酸の添加を必要としな
いビスフェノール類製造用陽イオン交換樹脂固定床の調
製方法を提供することができる。According to the present invention, it is possible to provide a method for preparing a fixed bed of a cation exchange resin for producing bisphenols, which does not require the addition of an acid.
───────────────────────────────────────────────────── フロントページの続き Ｆターム(参考） 4G069 AA08 AA14 AA15 BA24A BA24B BE14A BE21A BE21B BE22A BE22B CB72 FA01 FB14 FC04 4H006 AA02 AC25 AC42 BA72 DA60 4H039 CA60 CG10 ──────────────────────────────────────────────────続 き Continued on the front page F term (reference) 4G069 AA08 AA14 AA15 BA24A BA24B BE14A BE21A BE21B BE22A BE22B CB72 FA01 FB14 FC04 4H006 AA02 AC25 AC42 BA72 DA60 4H039 CA60 CG10
Claims (4)
物で均一に部分中和されたビスフェノール類製造用酸性
陽イオン交換樹脂固定床の調製方法において、反応器に
酸性陽イオン交換樹脂を充填し固定床を形成させた後、
反応開始前に、水で洗浄し、その流出した洗浄水に含窒
素硫黄化合物を溶解させた水溶液を該反応器に装入し、
循環させることを特徴とするビスフェノール類製造用酸
性陽イオン交換樹脂固定床の調製方法。1. A method for preparing a fixed bed of an acidic cation exchange resin for producing bisphenols in which an acidic cation exchange resin is uniformly partially neutralized with a nitrogen-containing sulfur compound, wherein a reactor is filled with the acidic cation exchange resin. After forming a fixed bed,
Before the start of the reaction, washing with water, an aqueous solution obtained by dissolving a nitrogen-containing sulfur compound in the effluent washing water is charged into the reactor,
A method for preparing a fixed bed of an acidic cation exchange resin for producing bisphenols, wherein the bed is circulated.
イオン交換樹脂である請求項１記載のビスフェノール類
製造用酸性陽イオン交換樹脂固定床の調製方法。2. The method for preparing a fixed bed of an acidic cation exchange resin for producing bisphenols according to claim 1, wherein the acidic cation exchange resin is a sulfonic acid type cation exchange resin.
アミン類又はチアゾリジン類である請求項１又は２に記
載のビスフェノール類製造用酸性陽イオン交換樹脂固定
床の調製方法。3. The method for preparing an acidic cation exchange resin fixed bed for producing bisphenols according to claim 1, wherein the nitrogen-containing sulfur compound is a mercaptoalkylamine or a thiazolidine.
ヒドロキシフェニル）プロパンである請求項１〜３のい
ずれかに記載のビスフェノール類製造用酸性陽イオン交
換樹脂固定床の調製方法。4. The method according to claim 1, wherein the bisphenol is 2,2-bis (4-
The method for preparing a fixed bed of an acidic cation exchange resin for producing bisphenols according to any one of claims 1 to 3, which is (hydroxyphenyl) propane.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000102049A JP2001286770A (en) | 2000-04-04 | 2000-04-04 | Preparation method of fixed bed of acidic cation exchange resin for bisphenol production |
| PCT/JP2001/002588 WO2001074488A1 (en) | 2000-04-04 | 2001-03-28 | Method for preparing acidic cation exchange resin fixed bed for producing bisphenols |
| TW90107896A TW572788B (en) | 2000-04-04 | 2001-03-30 | Method for preparing acidic cation exchange resin fixed bed for producing bisphenols |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000102049A JP2001286770A (en) | 2000-04-04 | 2000-04-04 | Preparation method of fixed bed of acidic cation exchange resin for bisphenol production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2001286770A true JP2001286770A (en) | 2001-10-16 |
Family
ID=18615993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000102049A Pending JP2001286770A (en) | 2000-04-04 | 2000-04-04 | Preparation method of fixed bed of acidic cation exchange resin for bisphenol production |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP2001286770A (en) |
| TW (1) | TW572788B (en) |
| WO (1) | WO2001074488A1 (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005021155A1 (en) * | 2003-09-01 | 2005-03-10 | Idemitsu Kosan Co., Ltd. | Method of preparing modified catalyst for bisphenol a production |
| WO2005023424A1 (en) * | 2003-09-02 | 2005-03-17 | Idemitsu Kosan Co., Ltd. | Method of preparing modified catalyst for bisphenol a production |
| WO2005042154A1 (en) * | 2003-11-04 | 2005-05-12 | Idemitsu Kosan Co., Ltd. | Method of preparing modified catalyst for bisphenol a production |
| WO2005102520A1 (en) * | 2004-04-26 | 2005-11-03 | Idemitsu Kosan Co., Ltd. | Catalyst for bisphenol production |
| JP2007268400A (en) * | 2006-03-31 | 2007-10-18 | Mitsui Chemicals Inc | Method for preparing catalyst for producing bisphenols |
| JP2010528859A (en) * | 2007-06-14 | 2010-08-26 | ダウ グローバル テクノロジーズ インコーポレイティド | Production of catalysts for bisphenol production |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101682874B1 (en) * | 2009-06-30 | 2016-12-06 | 쿠리타 고교 가부시키가이샤 | Ion-exchange device, process and equipment for producing same, and method and device for forming ion-exchange resin layer |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1539463A (en) * | 1976-07-26 | 1979-01-31 | Shell Int Research | Preparation of a fixed bed catalyst |
| JPH06296871A (en) * | 1993-04-20 | 1994-10-25 | Chiyoda Corp | Method for filling reactor with catalyst for manufacturing bisphenol a |
| JPH06304479A (en) * | 1993-04-20 | 1994-11-01 | Chiyoda Corp | Method for filling catalyst for preparation of bisphenol a in reactor |
| JP3217598B2 (en) * | 1994-08-02 | 2001-10-09 | 新日鐵化学株式会社 | Method for preparing fixed bed of acidic cation exchange resin |
-
2000
- 2000-04-04 JP JP2000102049A patent/JP2001286770A/en active Pending
-
2001
- 2001-03-28 WO PCT/JP2001/002588 patent/WO2001074488A1/en active Application Filing
- 2001-03-30 TW TW90107896A patent/TW572788B/en active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005021155A1 (en) * | 2003-09-01 | 2005-03-10 | Idemitsu Kosan Co., Ltd. | Method of preparing modified catalyst for bisphenol a production |
| WO2005023424A1 (en) * | 2003-09-02 | 2005-03-17 | Idemitsu Kosan Co., Ltd. | Method of preparing modified catalyst for bisphenol a production |
| WO2005042154A1 (en) * | 2003-11-04 | 2005-05-12 | Idemitsu Kosan Co., Ltd. | Method of preparing modified catalyst for bisphenol a production |
| WO2005102520A1 (en) * | 2004-04-26 | 2005-11-03 | Idemitsu Kosan Co., Ltd. | Catalyst for bisphenol production |
| KR101132932B1 (en) * | 2004-04-26 | 2012-04-05 | 이데미쓰 고산 가부시키가이샤 | Catalyst for bisphenol production |
| JP2007268400A (en) * | 2006-03-31 | 2007-10-18 | Mitsui Chemicals Inc | Method for preparing catalyst for producing bisphenols |
| JP2010528859A (en) * | 2007-06-14 | 2010-08-26 | ダウ グローバル テクノロジーズ インコーポレイティド | Production of catalysts for bisphenol production |
Also Published As
| Publication number | Publication date |
|---|---|
| TW572788B (en) | 2004-01-21 |
| WO2001074488A1 (en) | 2001-10-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5212206A (en) | Ion exchange modified with mercapto amines | |
| US4847432A (en) | Method for the purification of ion exchange resins used in the production of bisphenol A | |
| JP4050053B2 (en) | Catalyst for producing bisphenols and method for producing bisphenols using the catalyst | |
| JP2628705B2 (en) | Ion exchanger modified with thiazolidine-2-thione | |
| JP2001286770A (en) | Preparation method of fixed bed of acidic cation exchange resin for bisphenol production | |
| KR101418765B1 (en) | Strong-acid cation exchange resins | |
| JPS62748B2 (en) | ||
| JP2528469B2 (en) | Mercaptoamine-modified ion exchanger | |
| JP3326530B2 (en) | Catalyst and method for isomerization of bisphenols | |
| JP3217598B2 (en) | Method for preparing fixed bed of acidic cation exchange resin | |
| JP2000254523A (en) | Method for preparing catalyst for producing bisphenol | |
| RU2373994C2 (en) | Bisphenol synthesis catalyst | |
| JP2001288132A (en) | Method for preparing acidic cation exchange resin fixed bed for producing bisphenols | |
| US20050119111A1 (en) | Catalytic reactions using thermally stable resins | |
| JP2001348350A (en) | Method for preparing fixed bed of acidic cation exchange resin for producing bisphenols | |
| JP2001335522A (en) | Method for producing bisphenol | |
| JP4452058B2 (en) | Method for preparing modified catalyst for production of bisphenol A | |
| EP1385809B1 (en) | Regeneration of catalysts used in the manufacture of bisphenols | |
| EP1381463B1 (en) | Process for producing a strong-acid cation exchange resin | |
| JP4298438B2 (en) | Method for preparing modified catalyst for production of bisphenol A | |
| EP1574252B1 (en) | Methods, systems and catalysts for use in flow reactors | |
| JP2005074353A (en) | Method of preparing modified catalyst for manufacturing bisphenol a | |
| JP3326532B2 (en) | Catalyst and method for isomerization of bisphenols | |
| JP2005239872A (en) | Manufacturing method for modified ion exchanger |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A711 | Notification of change in applicant |
Free format text: JAPANESE INTERMEDIATE CODE: A712 Effective date: 20041124 |