JP2012052284A - 着脱がスムーズな薄型のニトリルゴム手袋 - Google Patents
着脱がスムーズな薄型のニトリルゴム手袋 Download PDFInfo
- Publication number
- JP2012052284A JP2012052284A JP2011246787A JP2011246787A JP2012052284A JP 2012052284 A JP2012052284 A JP 2012052284A JP 2011246787 A JP2011246787 A JP 2011246787A JP 2011246787 A JP2011246787 A JP 2011246787A JP 2012052284 A JP2012052284 A JP 2012052284A
- Authority
- JP
- Japan
- Prior art keywords
- glove
- nitrile
- gloves
- elastomeric
- butadiene rubber
- 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
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- 238000004519 manufacturing process Methods 0.000 claims abstract description 28
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- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 claims description 64
- 238000000034 method Methods 0.000 claims description 38
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- 229910052751 metal Inorganic materials 0.000 claims description 10
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- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 claims description 9
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- 150000002500 ions Chemical class 0.000 claims description 8
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 claims description 5
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- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 7
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- 229920001194 natural rubber Polymers 0.000 description 5
- ZCCIPPOKBCJFDN-UHFFFAOYSA-N calcium nitrate Chemical compound [Ca+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O ZCCIPPOKBCJFDN-UHFFFAOYSA-N 0.000 description 4
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- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
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Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D99/00—Subject matter not provided for in other groups of this subclass
- B29D99/0064—Producing wearing apparel
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- A—HUMAN NECESSITIES
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- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
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- A41D19/0055—Plastic or rubber gloves
- A41D19/0058—Three-dimensional gloves
- A41D19/0062—Three-dimensional gloves made of one layer of material
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- A—HUMAN NECESSITIES
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- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D19/00—Gloves
- A41D19/04—Appliances for making gloves; Measuring devices for glove-making
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B42/00—Surgical gloves; Finger-stalls specially adapted for surgery; Devices for handling or treatment thereof
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B42/00—Surgical gloves; Finger-stalls specially adapted for surgery; Devices for handling or treatment thereof
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- B29C33/56—Coatings, e.g. enameled or galvanised; Releasing, lubricating or separating agents
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- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
- B29C41/02—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor for making articles of definite length, i.e. discrete articles
- B29C41/14—Dipping a core
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/02—Direct processing of dispersions, e.g. latex, to articles
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/0085—Copolymers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
- B29K2995/0037—Other properties
- B29K2995/0072—Roughness, e.g. anti-slip
- B29K2995/0073—Roughness, e.g. anti-slip smooth
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2309/00—Characterised by the use of homopolymers or copolymers of conjugated diene hydrocarbons
- C08J2309/02—Copolymers with acrylonitrile
- C08J2309/04—Latex
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
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Abstract
【解決手段】ニトリルゴム製医療検査用手袋は、ニトリルブタジエンゴムの柔軟性層である手袋本体部を構成し、手袋本体部の着用面をなす塩素処理された第1の面と、手袋本体部の把持面をなす塩素処理されていない第2の面とを有する。第2の面上に実質的に均一に分布している離型剤があり、手の平領域の平均厚さが、約0.03〜0.12mmであり、表面二乗平均平方根粗さが約3.00μmないし6.55μmであり、かつピンホールが約1%未満の不良率で達成。
【選択図】図1A
Description
(1)本発明のニトリルブタジエンゴム手袋(「ニトリルA手袋」あるいはただ単に「ニトリルA」と呼ばれる)。ASTM D3767手順Aで測定した手の平領域の厚さは約0.05mmである。この手袋は、塩素処理されていない把持面を有しており、上述したようにして、パウダーフリー凝固剤と、ステアリン酸カルシウムの形態のワックス状離型剤とを用いて製造される。
(2)キンバリー・クラーク社製のSTERLING(R)ニトリル医療検査用手袋(ニトリルブタジエンゴム手袋)(「ニトリルB手袋」あるいはただ単に「ニトリルB」と呼ばれる)。ASTM D3767手順Aで測定した手の平領域の厚さは約0.08mmである。この手袋もまた、塩素処理されていない把持面を有しており、パウダーフリー凝固剤と、ステアリン酸金属塩の形態のワックス状離型剤とを用いて製造される。
(3)キンバリー・クラーク社製のKimberly-Clark(R)Safeskin(R)PURPLE Nitrile(R)医療検査用手袋(「ニトリルC手袋」あるいはただ単に「ニトリルC」と呼ばれる)。ASTM D3767手順Aで測定した手の平領域の厚さは約0.11mmである。この手袋もまた、塩素処理されていない把持面を有しており、パウダーフリー凝固剤と、ステアリン酸金属塩の形態のワックス状離型剤とを用いて製造される。
ニトリルBのWVTR=[ニトリルCの厚さ(mm)/ニトリルBの厚さ(mm)]×ニトリルCのWVTR
伸長パーセント=[(最終寸法−初期寸法)/初期寸法]×100
(1)本発明のニトリルブタジエンゴム手袋(「ニトリルA手袋」あるいはただ単に「ニトリルA」と呼ばれる)。ASTM D3767手順Aで測定した手の平領域の厚さは約0.05mmである。
(2)キンバリー・クラーク社製のSTERLING(R)ニトリル医療検査用手袋(ニトリルブタジエンゴム手袋)(「ニトリルB手袋」あるいはただ単に「ニトリルB」と呼ばれる)。ASTM D3767手順Aで測定した手の平領域の厚さは約0.08mmである。
(3)キンバリー・クラーク社製のKimberly-Clark(R)Safeskin(R)PURPLE Nitrile(R)医療検査用手袋である(「ニトリルC手袋」あるいはただ単に「ニトリルC」と呼ばれる)。ASTM D3767手順Aで測定した手の平領域の厚さは約0.11mmである。
ビニル1:米国イリノイ州マンデライン所在のマンデライン・インダストリーズ社(Medline Industries, Inc.)から入手可能なMediGuardビニルパウダーフリー検査用合成手袋
ビニル2:米国イリノイ州マンデライン所在のマンデライン・インダストリーズ社から入手可能なMediline Aloetouch(R)3G・パウダーフリー検査用合成手袋
ビニル3:米国イリノイ州マンデライン所在のマンデライン・インダストリーズ社から入手可能なUniversal(TM)3G・パウダーフリー伸縮性検査用合成手袋
ビニル4:米国イリノイ州マンデライン所在のマンデライン・インダストリーズ社から入手可能なMediline Aloetouch(R)Ultra IC・パウダーフリーの伸縮性のコーティングされた検査用手袋
ビニル5:米国オハイオ州ダブリン所在のカーディナル・ヘルス社(Cardinal Health)から入手可能なCardinal Health Esteem(R)伸縮性パウダーフリービニル検査用合成手袋
ビニル6:米国オハイオ州ダブリン所在のカーディナル・ヘルス社から入手可能なCardinal Health InstaGard(R)PVパウダー付き検査用手袋
ニトリルA:本発明によるニトリルブタジエンゴム製医療検査用手袋
ニトリルB:ジョージア州ロズウエル所在のキンバリー・クラーク社から入手可能なKimberly-Clark(R)STERLING(R)ニトリル医療検査用手袋(ニトリルブタジエンゴム手袋)(「ニトリルB手袋」またはただ単に「ニトリルB」と呼ばれる)。
(1)米国オハイオ州ダブリン所在のカーディナル・ヘルス社から入手可能なCardinal Esteem(R)伸縮性ニトリルパウダーフリー医療検査用手袋。手の平部分の厚さの平均値:0.13mm、ピンホール不良率:0.5%、200個の手袋を試験した。
(2)米国イリノイ州マンデライン所在のマンデライン・インダストリーズ社から入手可能なMedline Sensicare(R)シルクニトリルパウダーフリー医療検査用手袋。手の平部分の厚さの平均値:0.08mm、ピンホール不良率:3.8%、600個の手袋を試験した。
(3)米国ネバタ州リノ所在のマイクロフレックス社(Microflex Corporation)から入手可能なMicroflex UltraSense(R)ニトリルパウダーフリー医療検査用手袋。手の平部分の厚さの平均値:0.09mm、ピンホール不良率:0.3%、300個の手袋を試験した。
(4)米国フロリダ州クリアウォーター所在のセンパーメドUSA社(Sempermed USA, Inc.)から入手可能なSempermed Sempercare(R)Tender Touchニトリルパウダーフリー医療検査用手袋。手の平部分の厚さの平均値:0.09mm、ピンホール不良率:2.3%、1292個の手袋を試験した。
(5)米国フロリダ州マイアミ所在のメドグラブ社(Medgluv, Inc.)から入手可能なMedgluv Neutron Greyニトリルパウダーフリー医療検査用手袋。手の平部分の厚さの平均値:0.07mm、ピンホール不良率:2.45%、489個の手袋を試験した。
Claims (19)
- エラストマー性手袋の製造方法であって、
手袋の型の表面を、カルシウムイオン濃度が3重量%ないし5重量%の凝固剤溶液及び離型剤でコーティングするステップと、
前記凝固剤溶液及び離型剤でコーティングされた前記型を部分的に乾燥させるステップと、
前記部分的に乾燥させた型を、12重量%ないし20重量%のラテックス固形分を有するニトリルブタジエンゴムラテックス・エマルジョン中に7秒間ないし15秒間のドウェル時間浸漬して、前記型の表面上に凝固ニトリルブタジエンゴムラテックス層を形成するステップと、
前記ニトリルブタジエンゴムラテックス・エマルジョン中から前記型を取り出すステップと、
前記凝固ニトリルブタジエンゴムラテックス層を有する前記型を水槽に浸漬してカルシウムイオンを除去した後、前記凝固ニトリルブタジエンゴムラテックス層を乾燥させて前記型の表面上に手袋本体部を形成するステップとを含むことを特徴とする方法。 - 請求項1に記載の方法であって、
前記手袋本体部を有する前記型を塩素槽に浸漬して、前記型の表面上に形成された前記手袋本体部の外面を塩素処理するステップと、
前記手袋本体部の前記塩素処理された外面が前記手袋の内面になるように、前記手袋本体部を前記型から反転離型させるステップとをさらに含むことを特徴とする方法。 - 請求項1又は2に記載の方法であって、
前記型の表面及び前記ラテックス固形分における凝集イオンの比率が、1:4であることを特徴とする方法。 - 請求項1〜3のいずれか一項に記載の方法であって、
前記部分的に乾燥させた型を、14重量%ないし20重量%のラテックス固形分を有するニトリルブタジエンゴムラテックス・エマルジョンに浸漬するステップをさらに含むことを特徴とする方法。 - 請求項1〜3のいずれか一項に記載の方法であって、
前記型の表面上に凝固ニトリルブタジエンゴムラテックスの層を形成すべく、前記部分的に乾燥させた型をニトリルブタジエンゴムラテックス・エマルジョンに8秒間ないし12秒間のドウェル時間で浸漬するステップを含むことを特徴とする方法。 - 請求項1〜3のいずれか一項に記載の方法であって、
前記部分的に乾燥させた型をニトリルブタジエンゴムラテックス・エマルジョンに浸漬するステップを含み、
前記エラストマー性ニトリルブタジエンゴムが、アクリロニトリル、ブタジエン及びカルボン酸のターポリマーであり、前記アクリロニトリルポリマーの含有量が15重量%ないし42重量%であり、前記カルボン酸の含有量が1重量%ないし10重量%であり、前記ターポリマー組成物の残りの成分がブタジエンであることを特徴とする方法。 - エラストマー性手袋であって、
ニトリルブタジエンゴムラテックスから形成されたエラストマー性ニトリルブタジエンゴムの柔軟性層を含み、かつ手袋の着用面をなす塩素処理された第1の面及び手袋の把持面をなす塩素処理されていない第2の面を有する手袋本体部と、
前記塩素処理されていない第2の面上に均一に分布している離型剤とを含んでおり、
(a)前記手袋本体部の手の平領域の平均厚さが0.03mmないし0.12mmであり、
(b)前記手袋本体部の前記塩素処理されていない第2の面の表面二乗平均平方根粗さ(Sq)が3.00μmないし6.55μmであり、かつ
(c)ASTM D5151−06に従ってピンホール試験を行った際に1%未満の不良率を有することを特徴とするエラストマー性手袋。 - 請求項7に記載のエラストマー性手袋であって、
ASTM D412−06に従って試験を行った際に、前記手袋本体部は、元の寸法の300%の長さに伸長させたときに(F−300)、1.50N以下の応力−ひずみ応答を示すことを特徴とするエラストマー性手袋。 - 請求項7に記載のエラストマー性手袋であって、
ASTM D412−06に従って試験を行った際に、前記手袋本体部は、0.03mmないし0.10mmの厚さの部分を元の寸法の300%の長さに伸長させたときに(F−300)、1.08Nないし1.45Nの応力−ひずみ応答を示すことを特徴とするエラストマー性手袋。 - 請求項7に記載のエラストマー性手袋であって、
ASTM D412−06に従って試験を行った際に、前記手袋本体部は、元の寸法の400%の長さに伸長させたとき(F−400)に、2N未満の応力−ひずみ応答を示すことを特徴とするエラストマー性手袋。 - 請求項7に記載のエラストマー性手袋であって、
ASTM D412−06に従って試験を行った際に、前記手袋本体部は、元の寸法の560%ないし600%の長さに伸長させたときに、6.0N未満の破断力を示すことを特徴とするエラストマー性手袋。 - 請求項7に記載のエラストマー性手袋であって、
前記手袋本体部が、150/cmないし250/cmの表面積/体積比を有することを特徴とするエラストマー性手袋。 - 請求項7に記載のエラストマー性手袋であって、
前記手袋本体部の前記塩素処理されていない第2の面が、3.00μmないし5.30μmの表面二乗平均平方根粗さ(Sq)を有することを特徴とするエラストマー性手袋。 - 請求項7に記載のエラストマー性手袋であって、
前記手袋本体部の前記塩素処理されていない第2の面が、3.00μm未満の表面平均粗さ(Sa)を有することを特徴とするエラストマー性手袋。 - 請求項7に記載のエラストマー性手袋であって、
前記手袋本体部の前記塩素処理されていない第2の面が、光学画像分析で測定して、800孔/mm2以上の孔密度を有することを特徴とするエラストマー性手袋。 - 請求項7〜15のいずれか一項に記載のエラストマー性手袋であって、
前記離型剤が、ステアリン酸金属塩、200℃未満の溶融点を有する石油系ワックス、天然動物ワックス、または合成ワックスから選択されることを特徴とするエラストマー性手袋。 - 請求項7〜16のいずれか一項に記載のエラストマー性手袋であって、
ASTM D5151−06に従ってピンホール試験を行った際に、0.5%未満の不良率を有することを特徴とするエラストマー性手袋。 - 請求項7〜16のいずれか一項に記載のエラストマー性手袋であって、
ASTM D5151−06に従ってピンホール試験を行った際に、0.1%未満の不良率を有することを特徴とするエラストマー性手袋。 - 請求項7〜18のいずれか一項に記載のエラストマー性手袋であって、
前記エラストマー性ニトリルブタジエンゴムが、アクリロニトリル、ブタジエン及びカルボン酸のターポリマーであり、
前記アクリロニトリルポリマーの含有量が15重量%ないし42重量%であり、
前記カルボン酸成分の含有量が1重量%ないし10重量%であり、
前記ターポリマー組成物の残りの成分がブタジエンであることを特徴とするエラストマー性手袋。
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| AU2009286332A1 (en) | 2010-03-04 |
| EP2328503B1 (en) | 2020-03-25 |
| MX2011002186A (es) | 2011-03-30 |
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| KR101688034B1 (ko) | 2016-12-20 |
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| JP5498468B2 (ja) | 2014-05-21 |
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| WO2010023634A2 (en) | 2010-03-04 |
| US10414112B2 (en) | 2019-09-17 |
| CN102131475B (zh) | 2015-02-11 |
| RU2011111293A (ru) | 2012-10-20 |
| JP2012500911A (ja) | 2012-01-12 |
| CN102131475A (zh) | 2011-07-20 |
| US20110191936A1 (en) | 2011-08-11 |
| RU2498784C2 (ru) | 2013-11-20 |
| WO2010023634A3 (en) | 2010-06-10 |
| BRPI0912914A2 (pt) | 2015-10-06 |
| CA3015590A1 (en) | 2010-03-04 |
| US8936843B2 (en) | 2015-01-20 |
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