TW418111B - Composition and process for removing moisture from hydrogen halides - Google Patents

Composition and process for removing moisture from hydrogen halides Download PDF

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TW418111B
TW418111B TW087112304A TW87112304A TW418111B TW 418111 B TW418111 B TW 418111B TW 087112304 A TW087112304 A TW 087112304A TW 87112304 A TW87112304 A TW 87112304A TW 418111 B TW418111 B TW 418111B
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water
item
magnesium
scope
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Mackenzie E King
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Millipore Corp
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    • B01DSEPARATION
    • B01D53/00Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/26Drying gases or vapours
    • B01D53/263Drying gases or vapours by absorption
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/20Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbon; comprising carbon obtained by carbonising processes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/26Drying gases or vapours
    • B01D53/261Drying gases or vapours by adsorption
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/04Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of alkali metals, alkaline earth metals or magnesium
    • B01J20/046Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of alkali metals, alkaline earth metals or magnesium containing halogens, e.g. halides
    • BPERFORMING OPERATIONS; TRANSPORTING
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    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/28Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28054Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J20/28078Pore diameter
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/30Processes for preparing, regenerating, or reactivating
    • B01J20/3071Washing or leaching
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/30Processes for preparing, regenerating, or reactivating
    • B01J20/3078Thermal treatment, e.g. calcining or pyrolizing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/30Processes for preparing, regenerating, or reactivating
    • B01J20/32Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
    • B01J20/3202Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the carrier, support or substrate used for impregnation or coating
    • B01J20/3204Inorganic carriers, supports or substrates
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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    • B01J20/30Processes for preparing, regenerating, or reactivating
    • B01J20/32Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
    • B01J20/3231Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the coating or impregnating layer
    • B01J20/3234Inorganic material layers
    • B01J20/3236Inorganic material layers containing metal, other than zeolites, e.g. oxides, hydroxides, sulphides or salts
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B7/00Halogens; Halogen acids
    • C01B7/01Chlorine; Hydrogen chloride
    • C01B7/07Purification ; Separation
    • C01B7/0706Purification ; Separation of hydrogen chloride
    • C01B7/0718Purification ; Separation of hydrogen chloride by adsorption
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    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/28Treatment of water, waste water, or sewage by sorption
    • C02F1/283Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/28Treatment of water, waste water, or sewage by sorption
    • C02F1/288Treatment of water, waste water, or sewage by sorption using composite sorbents, e.g. coated, impregnated, multi-layered

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Description

A7 B7 ;、發明説明(1 ) 發明背景 1 .發明菽圍 (請先閱讀背面之注意事項再填寫本頁〕 本發明係關於 自氫自化物移除水份之組合物與方法。 2 .以往技爇發.明 氣態及液體之氫自化物在目前是以高純度無水組合物型 式利用。無水氫南化物在半導體工業普遍用於清潔反應器 管件及盛受體,以及用作生產微電路之蚀刻劑。 在作這方面應用時,必須在其成爲符合最終作業環境 前,有效的自氫由化物如氣化氫移出水份或水蒸汽。氣化 氫通常爲氣體,偶而是以加壓下的流體型態運送。氣化氫 在壓力爲615 psig時成液態》含水氣化氫爲高腐蝕性,因此 凡與其碰觸之管件,分配管,閥等等均需時常更換。在清 潔盛受體,亦即晶圓處理支撐構造物時,氣化氫中的水份 會導致盛受體上生成新的氧化物,因此對於其原先所欲達 成的清潔功能產生反效果。而在蚀刻應用時,含水氯化氫 成爲半導體生產環境之有害水份污·染源,有可能造成在此 環境下之微電路晶片產品不良,或甚至不能爲其原目的使 用。 以往被用作移除氣化氫水份方法中所採用者是吸附水份 的分子篩。然而這種生產高純度氣化氫方法中的難處,在 於氣化氫對水在分子篩吸附位置具有競爭性。其結果爲無 法獲得到必要的低殘留水値,亦即在分子,筛接觸步驟排氣 中,體積濃度在百萬分之十範圍及更低。 氣化氫亦曾以硫酸或磷酸處理以製得脱水氣化氫。然而 -4 五、發明説明(2 ) 此種脱水方法’無法避免會產生氣化氫上增加硫或磷的缺 點,此種增加的元素在前述半導體生產應用上爲高度不利 之污染物。 另外亦有利用氧化銘撐體上氣化錢,以有效自氫自化物 移除水的方法建議。但是發現在實際上,此種純化原料在 與如液態之高壓氣化氫接觸時並不恰當,因其鋁會與氣化 風反應生之成二氣化铭顆粒’在氣化氫進行純化所經過攄 器形成阻塞。 此外,在氧化鋁上生成氣化鎂需經多重反應步驟,其中 首先將氧化鋁以例如以15重量%二丁基鎂溶於已烷溶劑中 之溶液塗佈。溶劑再於加熱時蒸發移出。該二丁基鎂加熱 到約250°C時在氧化鋁上轉化爲氫化鎂。此氫化鎂再於氧化 15上以濃縮氣化氩轉化爲氣化錢。此組合物再被用來移除 氫鹵化物水份。 溴化氫爲半導體製造界所需,在實質上完全在無水條件 之氫函化物另一例子。溴化氫在電子工業是作爲晶圓蝕刻 劑,以及盛受體清潔劑。在這種應用上,溴化氫的水份會 造成與前述氣化氫在相類似應用已發現之相同缺點。此 外’在以溪化氣作晶圓蚀刻劑時,澳化氩即使僅含極少量 水氣亦會產生起霧現象。 此技藝界亦"t試使用轉酸作乾燥劑,達到自溴化氫移除 水份的目的》此方法雖大致可用來移除水,污染物,但仍具 有在溴化氫上增加磷的缺點傾向,其與前述所指之氣化氫 情況相同,爲半導體製造過程中相當嚴重之污染物。 _____ - 5 * 4、纸乐尺度ϋ中KK家標冷((,NS ) 見格(2丨0X297公釐 第871123〇4號專利中請案 中文說明書修正頁(的年4月) A7 B7 8W4n 五、發明説明(3 經濟部中央標準局員工消費合作社印裝 η::i必要提供自氫鹵化物移除水份之組合物及方法, & S二生出ί顆粒的污染性副產物。此外,此種組合物 万/而具有咼能力自氣態或液體氩鹵化物移除水份。另 土 Α ί ^組合物的生成’應較目前生成類似组合物現有方 法為較簡化之方法。 發明摘要 ^發明提供自氫由化物流體移除水份之組合物其包括 f 一巨型多孔性碳質iX體上沉積氣化鎂或溴化鎂之鎂鹵化 勿。巨型多孔性碳質ix體表面沉積鎂函化物的第一步是 將ΪΧ fla與一丁基鎂落液混合,以在辻體表面塗佈二丁基 鎂。再於非反應性環境中,以蒸發作用移除形成溶液之溶 劑。其後,令已塗佈ix體與氫由化物接觸,將二丁基鎂轉 化為鎂自化物。此一方法免除生成氫化鎂的必要。 在應用上,經鎂函化物塗佈ix體與氫画化物流體充分密 切接觸,以自氩函化物流體極有效的將水份全部移除◊氫 鹵化物流體及鎂南化物的卣化物必須相同,以防止流體被 污染。 附圖簡述 圖1說明本發明之應用。 圖2為說明本發明组合物自氮移除水份能力之以如以 Transform Infra Red光譜。 圖3為說明本發明組合物自hci移除水份能力之Foerier Transform Infra Red光譜。 元件符號說明 10表入口; 18表濾板;及 12表谷器, 20表出口。 14 表阻流板; 16 表水份移除材料; 特定具體實例說明 -6 本紙張尺度適用中國國家標隼(CMS ) A4規格(210X297公釐〉
-----J (請先閱讀背面之注意事項再填寫本頁) '裝 訂J— 4M η ί、 • Α7 ------------Β7 五、發明説明(4 ) 本發明組合物所包含巨型多孔性碳質撐體具有之平均孔 徑大於約100埃到約1〇〇微来,而以介於約2〇八與1000 Α間較 佳’其上塗佈鎂鹵化物。適用之碳質撐體可以由例如對聚 合性樹脂裂解製成。代表性適用之撐體係以裂解磺酸化苯 乙烯/二乙埽基苯巨型多孔性離子交換樹脂製成,並於例如 美國專利字號第5,094,754號中所揭示,其爲本文列作參 考。此種碳質撐體可由位於philadelphia,pA之心—及取“ 公司提供’註册商標爲AMBERSORB®。 顆粒性巨型多孔性碳質撐體上塗佈鎂南化物的製法,是 先令撐體密切接觸二烷基鎂化合物溶液,例如二甲基,二 乙基,二丁基,或二丙基鎂。製作該溶液之代表性適用溶 劑包括己烷,庚烷等等。撐體與溶液進行接觸時間介於約 1小時與约4小時間,溫度則在約25〇c與約7〇t間。在此得 到之已塗佈撐體由溶液分離,過量溶劑則以如蒸發作用自 其移出。蒸發作用可在一惰性或非反應性大氣環境,如氡 或惰性氣體下’加熱到介於約55χ:及65乇溫度爲之。 最後步驟中,已塗佈撐體與氫鹵化物氣體以單獨形態, 或是混合在非反應性載體氣體,如氮氣,而氫_化物佔該 氣體約5到100體積%作接觸。在此最後步騍,二烷基鎂轉 化爲鎂南化物。當以經塗伟撐體乾燥氣化氫流體時,該氫 南化物採用氣化氫。當經塗佈撐體乾燥溴化氫流體時,該 氫鹵化物採用溴化氫。與氫鹵化物流體接觸,是在能夠實 貝上元王將—境•基鎂轉化爲鎂卣化物的時間與溫度下進 行。典型接觸時間介於約1 J min/m丨樹脂與5 5 min/ml樹脂之 ( C'NS ) ( 210X 297/^^ ) A7 五、發明説明(5 ) 間,較佳爲介於約16min/ml與約5.5min/ml之間。典型反應 溫度介岭約25 C與約240 C之間’較佳爲約4〇»c與约6〇«c之 間。 本發明組合物即使在壓力高的使流體爲液體情況下,仍 能自氩卣化物流移出水份’不會產生反應性產物,例如會 對氣由化物;亏染之特定反應產物。再者,本發明組合物能 耐高壓液趙流趙到50°C時的約11〇〇 pSig壓力。 鎮由化物塗佈層能使本發明組合物,自氩南化物流體移 除水份到低於約100 ppb,較佳到低於約50 ppb,同時不會 明顯的對撐體巨孔造成阻塞。本發明組合物特色之一在於 其水份吸附能力超過每公升塗佈撐體約4〇公升水,較佳爲 每公升塗佈撐趙超過約60公升水《錢鹵化物在此漠度超過 每公升碳質撐體至少約。.丨莫耳的鎂鹵化物,較佳在每公升 竣質撐體超過至少約1.2莫耳鎂_化物。 應用上’本發明组合物係與流動流體流型式之流體氫鹵 化物密切接觸’或於儲槽内靜態共存,使實質上所有的氫 鹵化物接觸到組合物。 部十欢|?-卑而·=?.!消於Atit社印黛 (請先閱讀背面之注意事項再填寫本頁) 參考圖1 ’欲乾燥氫由化物流體由入口 1〇送入容器12。流 體流過阻留板14進入本發明經塗佈碳質顆粒床18,水份經 此由流趙移出。流體再經過濾板丨8與出口 2〇流出到使用點 (圖上未示)。 以下範例説明本發明,唯不對其作任何限制:
範例I 本範例示範製造本發明之氣化鎂塗佈產物之方法。 4181Π 第87112304號專利申請案 中文說明書修正頁(89年4月) 五、發明説明(6 ) 200 1111 八11^6^〇1^@ 563碳質吸附劑以 200 111110〇/〇甲醇/水 溶液洗淨。Ambersorb® 563 由位於 Philadelphia, PA的R〇hm及 經濟部中央標準局員工消費合作社印装 yy. 4.14 年月; A7 B7 (請先閲讀背面之注意事項再填荇本頁)
Haas公司提供,表面積為550 m2/g,開孔度以氮孔隙測試為 0.23 ml/g。溶液經傾倒出後,再以甲醇沖洗珠粒三次。匕 體以空氣乾燥到自由滾動,置於一只1 〇〇〇 ml圓柱體,氮氣 由底部進入,圓柱體加熱到1 〇〇。(:約4小時,直至主要的水/ 甲醇溶液已經移除,此時再提升圓柱體溫度到24(rc 15小 時。此活化階段結束時將ix體冷卻到6〇。(:。含足量15%二丁 基鎂之庚烷溶液於此時加入,以填入碳的空出體積,再以 由圓柱體底部吹氮吹除約75%的庚烷。此步驟重覆操作,直 到庚炫•中所有二丁基鎮均加入。擾拌必須保持以達成均質 混合物且避免結焦。八11^6^〇1^@ 563碳質吸附劑上二丁基鎂 在一整天内均保持在55 °C的1 slpm氮氣流下,其後再分離 出該碳質吸附劑’送入一只儲盒,並於盒中放入適合處理 有害氣體的取樣圓柱體。此氣體取樣圓柱體及碳質吸附劑 連接到一氣體分配頭,其能容許脫水HC1與乾燥氮氣的流 動*以二倍的過量5% HC1於氮氣,壓力在15 psia,流率為 1000 seem流過碳質吸附劑,同時令純HC丨以15 psia壓力及 1000 seem流過碳質吸附劑30分鐘,再以HC丨加壓容器到60 psig到隔曰》碳質吸附劑於次晨以1〇〇〇 sccni N2驅氣,而取 樣圓柱加熱240°C 52小時。驅氣若以高壓C02會更有效。最 終產物在26°C排出低於1 ppm總碳水化合物。
範例II 此範例示範使用本發明產物自氮及HC1移除水份。 -9- 本紙張尺度適用中國國家樣準(CNS ) A4規格(210X297公釐) 41811 1 第87ll23〇4號專利申請案 中文說明書修正頁(89年4月) A7 B7 年月a if;;V . λΛ--} ;Τγ I ·:;Γ< •-.•τ' t 五、發明説明( 屬 經濟部中央橾隼局貝工消费合作社印製 此處所進行的實驗係用來判斷經塗佈碳質吸附劑是否可 以吸附氣氣流。為試驗出水含量,乂或HQ氣體以50〇 seem 由傳統氫自化物純化劑乾燥。HC1氣體再由圖1所示純化裝 置通過’或不經由純化劑而通過。未經純化劑流是作為對 照水含量的代表。所得氣體流經導入1〇米路徑長,保持在 130C之乳禮至’以作Fourier Transform Infrared 分析(FT-IR) 之用。以含45 ppm水之100 sccm N2視需求加入該氣體流(總 流量為600 seem)。 FT-IR光譜組成顯示具有自n2移出水份到低於1〇〇 ppb程度 的能力。圖2為三個FT-IR在1772 cm·1的光譜,說明本發明 組合物在N 2中保存水的能力。 經傳統純化劑乾燥並且未通過本發明組合物之N2以“乾 N2”表示。水”則代表未通過本發明組合物的澄(4 ppm) N2 氣體流,而“新純化劑+水”表示通過範例I組合物之溼N2 » ’ 由光譜明顯看出,“乾N2”與“新純化劑+水”間無差異,這 表示傳統純化劑與本發明純化劑均能在N2中保存同等程度 的水(< 100 ppb)。 參考囷3 t範例I之組合物具有自HC1移除水份到低於1 〇〇 ppb的能力。圖3為三個FT-IR在1772 cm·1的光譜,說明了範 例I組合物在HC1的保存水能力。 傳統純化劑乾燥之HC1,且其未通過範例I组合物者,以 “乾H C 1 ’’表示。“水’’代表未通過範例I組合物之溼(4 ppm) H C 1氣體流,而“新純化劑+水”代表通過範例I組合物之溼 HC1。此處明顯看出在“乾HC1”與“新純化劑+水”光譜中並無 10- 本紙張尺度適用中國國家標準(CNS > Α4规格(210Χ297公釐) )裝 - 訂. . 货 (請先閲讀背面之注意事項再填寫本頁) 4 18 111 A7 B7 五、發明説明(8 差異,説明了傳統純化劑與範例I組合物在HC1中均能留存 水在同等程度(< 100 ppb)。 -11 - 本纸張尺度试川屮SKiUH ( (·Ν5 ) Λ4規格(2iOX 297公漦) -I— 1 I - ---i I- -I - —1-----. I I. 士人· -- I - ml .1----- I.,——I ΐ~Ψ (請先聞讀背面之注意事項再填寫本頁)

Claims (1)

  1. 418111 -: 第871丨23〇4號專利申請案 M 中文申請專利範圍再修正本(89年4月)Μ 六、申請專利範圍
    經濟部中央標準局員工消費合作社印製 I. —種適合達成自氫自化物流體移除水份之組合物其 包含以鎂卣化物塗佈具有平均孔徑大於1〇〇埃而最高 達100微米之巨型多孔性碳質撑體。 2_根據申凊專利範圍第1項之組合物 氣化鎂。 3.根據申請專利範圍第1項之組合物 溴化鎂》 4_根據申請專利範圍第1項之組合物 物可吸附60升水的能力。 5. 根據申請專利範圍第2項之組合物 物可吸附60升水的能力。 6. 根據申請專利範圍第3項之組合物 物可吸附60升水的-能力。 7. —種自氫画化物流體移除水份之方法,其包括使該流 體與經鎂鹵化物塗佈具有平均孔徑大於1〇〇埃而最高 達1 0 0微米之巨型多孔性碳質ix體密切接觸,並使該 流體自該經塗佈撐體分離。 8. 根據申請專利範圍第7項之方法 化鎮。 9·根據申請專利範圍第7項之方法 化鎖:。 丨〇.根據申請專利範園第7項之方法 種氣體。 - II. 根據申請專利範圍第8項之方法,其中該氫鹵化物為一 其中該鎂由化物為 其中該鎂由化物為 其具有每升該組合 其具有每升該組合 其具有每升該組合 其中該鎂画化物為氯 其中該鎂由化物為溴 其中該氫函化物為一 I.--^------f-- (請先閲讀背面之注意事項再填寫本頁) ,tT ίι. 本紙張尺度逋用中國國家梂率(CNS > Α4規格(210X297公釐) ------
    種氣體。 1據中請專利範U9項之方法,其中該氫自化物為一 種氣體。 =據申SH專利圍第7項之方法,其中該氫面化物為一 種液體。 14. 根據中請專利範圍第8項之方法,其中該氩齒化物為一 種液體。 15. 根據中請專利項之方法,其中該氫由化物為一 種液體。 ---------裝— I < ,\ (請先閲讀背面之注意事項再填寫本頁) 經濟部中央標嗥局員工消費合作社印製 本紙浪尺度適用中國國家標準(CNS ) Α4規格(2丨0Χ297公釐)
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Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11139805A (ja) 1997-07-29 1999-05-25 Millipore Corp ハロゲン化水素から水分を除去するための組成物とその方法
US5958356A (en) * 1997-11-05 1999-09-28 Air Products And Chemicals, Inc. Method for removal of moisture from gaseous HCl
US6221132B1 (en) * 1999-10-14 2001-04-24 Air Products And Chemicals, Inc. Vacuum preparation of hydrogen halide drier
FR2836139B1 (fr) * 2002-02-18 2004-10-22 Atofina Procede de sechage de clorure d'hydrogene provenant de solutions aqueuses chlorhydriques
US20070098624A1 (en) * 2005-10-27 2007-05-03 Honeywell International Inc. Andhydrous hydrogen fluoride composition and method of producing the same
WO2015161245A1 (en) * 2014-04-18 2015-10-22 Entegris, Inc. High purity gas purifier
US9499880B2 (en) * 2015-03-06 2016-11-22 Battelle Memorial Institute System and process for production of magnesium metal and magnesium hydride from magnesium-containing salts and brines
CN109051340B (zh) * 2018-06-29 2020-10-02 上海衡元高分子材料有限公司 环境湿度调节物品
CN109292736B (zh) * 2018-11-26 2020-04-10 浙江博瑞电子科技有限公司 一种电子级氯化氢气体中痕量水分的去除的设备和使用方法
CN110040686B (zh) * 2019-05-10 2020-07-28 浙江博瑞电子科技有限公司 一种用于电子级氯化氢深度纯化的方法、所用纯化材料及其制备方法
EP4153602A1 (en) * 2020-05-20 2023-03-29 LANXESS Organometallics GmbH Novel organo-magnesium compounds and their use
GB2620904A (en) * 2022-04-21 2024-01-31 Edwards Ltd Canister

Family Cites Families (55)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE215064C (zh)
US2196246A (en) * 1937-04-16 1940-04-09 Du Pont Manufacture of chemically pure hydrochloric acid
BE431239A (zh) * 1938-01-22
FR845760A (fr) * 1938-05-04 1939-09-01 Procédé de préparation de corps absorbant les gaz et les vapeurs
US2348702A (en) * 1941-09-26 1944-05-09 Universal Oil Prod Co Hydrogenation of hydrocarbon materials
BE758222A (fr) * 1969-10-29 1971-04-01 Norsk Hydro As Procede de preparation de chlorure de magnesium convenant pour la production du magnesium par electrolyse du sel fondu
US3773471A (en) * 1969-12-29 1973-11-20 Prestininzi P Apparatus for making anhydrous magnesium chloride
US3647367A (en) * 1969-12-29 1972-03-07 Pete Prestininni Method for making anhydrous magnesium chloride
US3893920A (en) * 1973-05-03 1975-07-08 Dorr Oliver Inc Membrane separation equipment
US4158643A (en) * 1976-07-15 1979-06-19 Calgon Corporation Catalytic carbon for oxidation of carbon monoxide in the presence of sulfur dioxide
US4105747A (en) * 1977-06-10 1978-08-08 The United States Of America As Represented By The Secretary Of The Interior Method for dehydrating metal chlorides
US4301137A (en) * 1977-12-21 1981-11-17 Occidental Research Corporation Removal of chlorine from pyrolysis vapors
JPS5715840A (en) * 1980-07-01 1982-01-27 Mitsubishi Electric Corp Hygroscopic agent
DE3129848A1 (de) * 1981-07-29 1983-02-17 Bergwerksverband Gmbh, 4300 Essen Verfahren zum trocknen feuchter gase, insbesondere luft
US4707299A (en) * 1983-02-28 1987-11-17 Union Oil Company Of California Solution useful in making carbon-metal phosphate composite
US4526887A (en) * 1983-03-16 1985-07-02 Calgon Carbon Corporation Carbon molecular sieves and a process for their preparation and use
US4588709A (en) * 1983-12-19 1986-05-13 Intevep, S.A. Catalyst for removing sulfur and metal contaminants from heavy crudes and residues
IT1179552B (it) * 1984-01-13 1987-09-16 Alessandro Quercetti E C Procedimento per la fabbricazione di scatole a confanetto scatole che ne risultano ed elementi per la loro formazione
US4604270A (en) * 1984-09-28 1986-08-05 Hercules Incorporated Scavengers for the removal of impurities from inert fluids
JPH0634904B2 (ja) * 1985-03-26 1994-05-11 三機工業株式会社 限外▲ろ▼過機
JPS62106821A (ja) * 1985-11-01 1987-05-18 Shin Nisso Kako Co Ltd 乾燥用組成物および乾燥用包装物
CA1291860C (en) 1986-03-19 1991-11-12 Glenn Mcpherson Tom Water scavengers for hydrochloric acid streams
KR870009969A (ko) * 1986-04-14 1987-11-30 조유형 · 이용범 화강암 착색방법
US4959076A (en) * 1986-11-21 1990-09-25 Rolffs Philip C Synthetic rosewood and method of production thereof
US4840637A (en) * 1986-11-21 1989-06-20 Rolffs Philip C Synthetic ebony and method of producing the same (I)
US4867960A (en) * 1987-01-29 1989-09-19 Hercules Incorporated Water scavengers for hydrochloric acid streams
US5037624A (en) 1987-03-24 1991-08-06 Advanced Technology Materials Inc. Composition, apparatus, and process, for sorption of gaseous compounds of group II-VII elements
US4853148A (en) * 1987-03-24 1989-08-01 Advanced Technology Materials, Inc. Process and composition for drying of gaseous hydrogen halides
US4925646A (en) * 1987-03-24 1990-05-15 Advanced Technology Materials, Inc. Process and composition for drying of gaseous hydrogen halides
US4820672A (en) * 1987-06-25 1989-04-11 Lithium Corporation Of America Hydrocarbon soluble and insoluble organo magnesium chloride complexes, processes and uses
US4831003A (en) * 1987-09-14 1989-05-16 Exxon Research And Engineering Company Catalyst composition and process of making
US4832935A (en) * 1987-11-04 1989-05-23 Gte Laboratories Incorporated Method for dehydrating hydrogen fluoride
US5094754A (en) * 1988-01-29 1992-03-10 Rohm And Haas Company Carbonaceous adsorbents from pyrolyzed polysulfonated polymers
GB2223505B (en) * 1988-10-06 1992-02-19 Coal Ind Briquetting process
US5202106A (en) * 1989-12-27 1993-04-13 Solvay S.A. Purification of hydrochloric acid with ferric chloride pretreated activated carbon
SU1726368A1 (ru) 1990-04-06 1992-04-15 Научно-Исследовательский Институт Материаловедения Способ очистки хлористого водорода
JPH04156919A (ja) * 1990-10-19 1992-05-29 Ebara Res Co Ltd ハロゲン系化合物を含有する排ガスの処理方法
FR2672513B1 (fr) * 1991-02-13 1994-03-18 Tech Sep Procede et module perfectionnes de filtration en milieu liquide sous flux tangentiel instationnaire.
US5135548A (en) * 1991-05-08 1992-08-04 Air Products And Chemicals, Inc. Oxygen selective desiccants
US5637544A (en) * 1991-06-06 1997-06-10 Arizona Board Of Regents On Behalf Of The University Of Arizona Reactive membrane for filtration and purification of gases of impurities and method utilizing the same
JPH0513695A (ja) 1991-06-28 1993-01-22 Ricoh Co Ltd 半導体装置とその製造方法
FR2694001B1 (fr) * 1992-07-23 1994-09-02 Atochem Elf Sa Procédé de synthèse d'acide chloracétique dans lequel on purifie l'acide chlorhydrique sous produit.
US5766565A (en) * 1993-01-21 1998-06-16 Dow Corning Corporation Purification of hydrochloric acid
US5827492A (en) * 1993-01-28 1998-10-27 E. I. Du Pont De Nemours And Company Hydrogen chloride purification process
US5359787A (en) * 1993-04-16 1994-11-01 Air Products And Chemicals, Inc. High purity bulk chemical delivery system
US5350442B1 (en) * 1993-08-06 1997-01-28 Pneumatic Products Corp Gas handling system and adsorbent dryer regeneration apparatus
US5447557A (en) * 1994-03-23 1995-09-05 Air Products And Chemicals, Inc. Oxygen selective adsorbents
US5597545A (en) * 1994-11-14 1997-01-28 Alliedsignal Inc. Recovery of HF from aqueous streams
US5645853A (en) * 1995-08-08 1997-07-08 Enamelon Inc. Chewing gum compositions and the use thereof for remineralization of lesions in teeth
KR0163871B1 (ko) * 1995-11-25 1998-12-01 김광호 하부에 히트 싱크가 부착된 솔더 볼 어레이 패키지
JPH11139805A (ja) * 1997-07-29 1999-05-25 Millipore Corp ハロゲン化水素から水分を除去するための組成物とその方法
US5910292A (en) * 1997-08-19 1999-06-08 Aeronex, Inc. Method for water removal from corrosive gas streams
US5958356A (en) * 1997-11-05 1999-09-28 Air Products And Chemicals, Inc. Method for removal of moisture from gaseous HCl
US6077487A (en) * 1997-11-05 2000-06-20 Millipore Corporation Process and apparatus of removing metal carbonyls and moisture from a gas
US6221132B1 (en) * 1999-10-14 2001-04-24 Air Products And Chemicals, Inc. Vacuum preparation of hydrogen halide drier

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CN1206690A (zh) 1999-02-03
JPH11139805A (ja) 1999-05-25
DE69800126D1 (de) 2000-05-31
US20040031758A1 (en) 2004-02-19
US20020117450A1 (en) 2002-08-29
EP0894527B1 (en) 2000-04-26
KR19990014247A (ko) 1999-02-25
EP0894527A1 (en) 1999-02-03
US20040026327A1 (en) 2004-02-12
CN1126711C (zh) 2003-11-05
US20030234222A1 (en) 2003-12-25
SG75863A1 (en) 2000-10-24
KR100572936B1 (ko) 2006-08-31
DE69800126T2 (de) 2000-09-21
US7288201B2 (en) 2007-10-30
US20070138102A1 (en) 2007-06-21

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