JPH04505313A - 中性次亜塩素酸カルシウムケーキの製法 - Google Patents
中性次亜塩素酸カルシウムケーキの製法Info
- Publication number
- JPH04505313A JPH04505313A JP2508186A JP50818690A JPH04505313A JP H04505313 A JPH04505313 A JP H04505313A JP 2508186 A JP2508186 A JP 2508186A JP 50818690 A JP50818690 A JP 50818690A JP H04505313 A JPH04505313 A JP H04505313A
- Authority
- JP
- Japan
- Prior art keywords
- calcium hypochlorite
- weight
- composition
- calcium
- hypochlorite
- 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.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B11/00—Oxides or oxyacids of halogens; Salts thereof
- C01B11/04—Hypochlorous acid
- C01B11/06—Hypochlorites
- C01B11/064—Hypochlorites of alkaline-earth metals
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B11/00—Oxides or oxyacids of halogens; Salts thereof
- C01B11/04—Hypochlorous acid
- C01B11/06—Hypochlorites
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Fertilizers (AREA)
Abstract
Description
Claims (14)
- 1.少くとも75重量%のCa(OCl)2、約6〜約14重量%の水分、およ び1.5重量%以下のアルカリ金属塩化物によて特徴づけられる次亜塩素酸カル シウム組成物。
- 2.水分が約8〜約12%であることを特徴とする、請求項1の次亜塩素酸カル シウム組成物。
- 3.次亜塩素酸カルシウムが少くとも80重量%であることを特徴とする、請求 項1の次亜塩素酸カルシウム組成物。
- 4.アルカリ金属塩化物が1重量%以下であることを特徴とする、請求項1の次 亜塩素酸カルシウム組成物。
- 5.次亜塩素酸カルシウムが約82〜約87重量%であることを特徴とする、請 求項4の次亜塩素酸カルシウム組成物。
- 6.水分が約8〜約10%であることを特徴とする、請求項5の次亜塩素酸カル シウム組成物。
- 7.少くとも35重量%のHOClを有する次亜塩素酸溶液を、石灰スラリーと 、反応混合物中で約15°〜40℃の温度で反応させることを特徴とする、請求 項1の次亜塩素酸カルシウム組成物の製造方法。
- 8.反応混合物が約5〜約20%の懸濁した固体濃度を有することを特徴とする 、請求項7の方法。
- 9.次亜塩素酸溶液が、50ppm以下のクロライドイオン濃度を有することを 特徴とする、請求項7の方法。
- 10.反応混合物をスプレードライアで乾燥することを特徴とする、請求項7の 方法。
- 11.次亜塩素酸溶液が少くとも40重量%のHOClを有することを特徴とす る、請求項9の方法。
- 12.反応混合物の温度を、約25〜約35℃の範囲に維持することを特徴とす る請求項11の方法。
- 13.次亜塩素酸カルシウム二水和物結晶のスラリーを反応混合物から分離する ことを特徴とする、請求項7の方法。
- 14.石灰を、少くとも35重量%のHOClを含む次亜塩素酸溶液よりなる塩 素化剤と、約15°〜約40℃の範囲の温度で反応させ、次亜塩素酸カルシウム 二水和物の水和物を作り、次亜塩素酸カルシウム組成物二水和物のスラリーを乾 燥させて、少くとも75重量%のCa(OCl)2、6〜14重量%の水、およ び1.5重量%以下のアルカリ金属塩化物より本質的になる、中性次亜塩素酸カ ルシウムを製造することよりなる、中性の次亜塩素酸カルシウムのケーキを製造 する方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US35357289A | 1989-05-18 | 1989-05-18 | |
US353,572 | 1989-05-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH04505313A true JPH04505313A (ja) | 1992-09-17 |
JP2778828B2 JP2778828B2 (ja) | 1998-07-23 |
Family
ID=23389715
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2508186A Expired - Lifetime JP2778828B2 (ja) | 1989-05-18 | 1990-05-04 | 中性次亜塩素酸カルシウムケーキの製法 |
Country Status (12)
Country | Link |
---|---|
US (1) | US5091165A (ja) |
EP (1) | EP0472623B1 (ja) |
JP (1) | JP2778828B2 (ja) |
KR (1) | KR0152969B1 (ja) |
CN (1) | CN1023102C (ja) |
AU (1) | AU638023B2 (ja) |
BR (1) | BR9007373A (ja) |
CA (1) | CA2053888C (ja) |
DE (1) | DE69015814T2 (ja) |
ES (1) | ES2069077T3 (ja) |
WO (1) | WO1990014306A1 (ja) |
ZA (1) | ZA903713B (ja) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5322598A (en) * | 1990-02-06 | 1994-06-21 | Olin Corporation | Chlorine dioxide generation using inert load of sodium perchlorate |
US5348683A (en) * | 1990-02-06 | 1994-09-20 | Olin Corporation | Chloric acid - alkali metal chlorate mixtures and chlorine dioxide generation |
WO1992021610A1 (en) * | 1991-05-30 | 1992-12-10 | Olin Corporation | Process for producing calcium hypochlorite from concentrated hypochlorous acid solutions |
DE69229432T2 (de) * | 1991-10-24 | 2000-02-17 | Hitachi Ltd | Probenhalter für Elektronenmikroskop |
CN1058943C (zh) * | 1997-05-04 | 2000-11-29 | 王振文 | 一种钙法生产漂白粉精的方法 |
US7045077B2 (en) * | 2004-06-18 | 2006-05-16 | Biolab, Inc. | Calcium hypochlorite compositions |
US7820198B2 (en) * | 2004-10-19 | 2010-10-26 | Arch Chemicals, Inc. | Pool chemical tablet |
CN112174093B (zh) * | 2020-09-30 | 2022-07-08 | 河南神马氯碱发展有限责任公司 | 一种利用电石渣生产漂粉精的方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4355014A (en) * | 1979-05-29 | 1982-10-19 | Toyo Soda Manufacturing Co., Ltd. | Stable calcium hypochlorite composition and method for manufacture thereof |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1481039A (en) * | 1922-03-25 | 1924-01-15 | Mathieson Alkali Works Inc | Manufacture of hypochlorites |
US1713669A (en) * | 1926-08-04 | 1929-05-21 | Mathieson Alkali Works Inc | Manufacture of calcium hypochlorite |
US3544267A (en) * | 1968-09-04 | 1970-12-01 | Pennwalt Corp | Calcium hypochlorite product and process for producing same |
US3669894A (en) * | 1970-09-02 | 1972-06-13 | Olin Corp | Preparation of high test calcium hypochlorite |
US4146578A (en) * | 1977-12-27 | 1979-03-27 | Olin Corporation | Hypochlorous acid process |
US4147761A (en) * | 1978-03-09 | 1979-04-03 | Olin Corporation | Hypochlorous acid process using sweep reactor |
US4416864A (en) * | 1982-09-30 | 1983-11-22 | Olin Corporation | Process for calcium hypochlorite |
-
1990
- 1990-05-04 CA CA002053888A patent/CA2053888C/en not_active Expired - Lifetime
- 1990-05-04 WO PCT/US1990/002544 patent/WO1990014306A1/en active IP Right Grant
- 1990-05-04 AU AU57276/90A patent/AU638023B2/en not_active Ceased
- 1990-05-04 ES ES90908399T patent/ES2069077T3/es not_active Expired - Lifetime
- 1990-05-04 BR BR909007373A patent/BR9007373A/pt not_active IP Right Cessation
- 1990-05-04 EP EP90908399A patent/EP0472623B1/en not_active Expired - Lifetime
- 1990-05-04 JP JP2508186A patent/JP2778828B2/ja not_active Expired - Lifetime
- 1990-05-04 DE DE69015814T patent/DE69015814T2/de not_active Expired - Fee Related
- 1990-05-04 KR KR1019910701583A patent/KR0152969B1/ko not_active IP Right Cessation
- 1990-05-15 ZA ZA903713A patent/ZA903713B/xx unknown
- 1990-05-18 CN CN90104383A patent/CN1023102C/zh not_active Expired - Fee Related
- 1990-07-23 US US07/560,490 patent/US5091165A/en not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4355014A (en) * | 1979-05-29 | 1982-10-19 | Toyo Soda Manufacturing Co., Ltd. | Stable calcium hypochlorite composition and method for manufacture thereof |
Also Published As
Publication number | Publication date |
---|---|
KR920701041A (ko) | 1992-08-11 |
DE69015814T2 (de) | 1995-05-11 |
JP2778828B2 (ja) | 1998-07-23 |
AU5727690A (en) | 1990-12-18 |
US5091165A (en) | 1992-02-25 |
KR0152969B1 (ko) | 1998-10-15 |
EP0472623A1 (en) | 1992-03-04 |
CN1023102C (zh) | 1993-12-15 |
CA2053888C (en) | 1999-01-05 |
AU638023B2 (en) | 1993-06-17 |
ES2069077T3 (es) | 1995-05-01 |
DE69015814D1 (de) | 1995-02-16 |
EP0472623B1 (en) | 1995-01-04 |
ZA903713B (en) | 1991-10-30 |
BR9007373A (pt) | 1992-04-28 |
CA2053888A1 (en) | 1990-11-19 |
WO1990014306A1 (en) | 1990-11-29 |
CN1047482A (zh) | 1990-12-05 |
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