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

Composition and process for removing moisture from hydrogen halides Download PDF

Info

Publication number
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
Authority
TW
Taiwan
Prior art keywords
patent application
water
item
magnesium
scope
Prior art date
Application number
TW087112304A
Other languages
English (en)
Inventor
Mackenzie E King
Original Assignee
Millipore Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Millipore Corp filed Critical Millipore Corp
Application granted granted Critical
Publication of TW418111B publication Critical patent/TW418111B/zh

Links

Classifications

    • 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
    • B01D53/263Drying 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
    • 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
    • B01J20/28Solid 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
    • 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
    • B01J20/3231Impregnating 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2253/00Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/10Inorganic adsorbents
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2253/00Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/30Physical properties of adsorbents
    • B01D2253/302Dimensions
    • B01D2253/308Pore size
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Drying Of Gases (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Drying Of Solid Materials (AREA)

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)
TW087112304A 1997-07-29 1998-07-28 Composition and process for removing moisture from hydrogen halides TW418111B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US90245997A 1997-07-29 1997-07-29

Publications (1)

Publication Number Publication Date
TW418111B true TW418111B (en) 2001-01-11

Family

ID=25415893

Family Applications (1)

Application Number Title Priority Date Filing Date
TW087112304A TW418111B (en) 1997-07-29 1998-07-28 Composition and process for removing moisture from hydrogen halides

Country Status (8)

Country Link
US (5) US20020117450A1 (zh)
EP (1) EP0894527B1 (zh)
JP (1) JPH11139805A (zh)
KR (1) KR100572936B1 (zh)
CN (1) CN1126711C (zh)
DE (1) DE69800126T2 (zh)
SG (1) SG75863A1 (zh)
TW (1) TW418111B (zh)

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
US10159927B2 (en) * 2014-04-18 2018-12-25 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
WO2021233930A1 (en) * 2020-05-20 2021-11-25 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
US4840637A (en) 1986-11-21 1989-06-20 Rolffs Philip C Synthetic ebony and method of producing the same (I)
US4959076A (en) 1986-11-21 1990-09-25 Rolffs Philip C Synthetic rosewood and method of production thereof
US4867960A (en) 1987-01-29 1989-09-19 Hercules Incorporated Water scavengers for hydrochloric acid streams
US4853148A (en) 1987-03-24 1989-08-01 Advanced Technology Materials, Inc. Process and composition for drying of gaseous hydrogen halides
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
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

Also Published As

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

Similar Documents

Publication Publication Date Title
US20070138102A1 (en) Composition for removing moisture from hydrogen halides
US4215096A (en) Removal of acidic contaminants from gas streams by caustic impregnated activated carbon
US5891324A (en) Acid-containing activated carbon for adsorbing mercury from liquid hydrocarbons
US6709482B2 (en) Method for reducing trace impurities from a reactive fluid using preconditioned ultra-low emission carbon material
TWI259781B (en) Zeolite adsorbents, process for producing them and process for the decarbonatation of gas flows using them
US5421860A (en) Sorption of organic compounds from fluids
JP4469499B2 (ja) ガス流からの金属カルボニルの除去方法
JP2005169391A (ja) 水素化物を精製する材料及び方法
US4273751A (en) Removal of acidica contaminants from gas streams by caustic impregnated activated carbon
JP2004515344A (ja) 水素化物ガス、不活性ガス及び非反応性ガスを精製するための方法及び材料
JP2003530287A (ja) 低金属ゼオライトを使用してガスから金属不純物を除去する方法
NO332292B1 (no) Fremgangsmate for fjerning av kvikksolvforbindelser fra en glykol- og/eller alkoholholdig strom og fremgangsmate for a fjerne vann, svovelforbindelse og/eller karbondioksid fra en hydrokarbonholdig strom
JP2010227936A (ja) アンモニアから水を除去する方法
TWI225467B (en) Vacuum preparation of hydrogen halide drier
US6942842B2 (en) Process for the desulfurization of CO gas
US4442077A (en) Method of removing hydrides of phosphorus, arsenic, antimony and bismuth from hydrocarbon and non-hydrocarbon streams
US20070031321A1 (en) Apparatus and method for purification of corrosive gas streams
EP1076633B1 (en) Reactive matrix for removing moisture from a fluorine containing gas and process
JPS5849436A (ja) 一酸化炭素を分離する方法
RU2147924C1 (ru) Сорбент для поглощения паров ртути и способ его получения
JPS6113855B2 (zh)
CN116801974A (zh) 改性的碳吸附剂
JP3001627B2 (ja) 不活性ガスを精製してそこからルイス酸および酸化剤不純物を除去するための方法、組成物および装置
JP2000017273A (ja) 水銀の除去方法
CA1143137A (en) Removal of acidic contaminants from gas streams by caustic impregnated activated carbon

Legal Events

Date Code Title Description
GD4A Issue of patent certificate for granted invention patent
MK4A Expiration of patent term of an invention patent