JP2014237801A5 - - Google Patents

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JP2014237801A5
JP2014237801A5 JP2014004341A JP2014004341A JP2014237801A5 JP 2014237801 A5 JP2014237801 A5 JP 2014237801A5 JP 2014004341 A JP2014004341 A JP 2014004341A JP 2014004341 A JP2014004341 A JP 2014004341A JP 2014237801 A5 JP2014237801 A5 JP 2014237801A5
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tolylene diisocyanate
polyurethane
isocyanate
coating film
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JP2014004341A
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JP6296798B2 (en
JP2014237801A (en
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Claims (17)

イソシアネート基末端プレポリマーを含むポリウレタン塗膜防水材用主剤であって、
前記主剤のＮＥＴ．ＣＰＲ値が−３５〜０．３であり、
前記イソシアネート基末端プレポリマーは、ポリオキシアルキレンポリオールと、前記ポリオキシアルキレンポリオールの水酸基（ＯＨ基）の１．５０〜１．９０倍の当量のイソシアネート基（ＮＣＯ基）を有し、２，４−トリレンジイソシアネートを９０質量％以上含むトリレンジイソシアネートとの反応物である、ポリウレタン塗膜防水材用主剤。 A polyurethane coating waterproofing agent containing an isocyanate group-terminated prepolymer,
NET. The CPR value is −35 to 0.3,
The isocyanate group-terminated prepolymer has a polyoxyalkylene polyol and an isocyanate group (NCO group) equivalent to 1.50 to 1.90 times the hydroxyl group (OH group) of the polyoxyalkylene polyol; -A main ingredient for a polyurethane coating waterproof material , which is a reaction product with tolylene diisocyanate containing 90% by mass or more of tolylene diisocyanate . 前記主剤は、カルボン酸ハロゲン化物を含む、請求項１に記載のポリウレタン塗膜防水材用主剤。   The said main ingredient is a main ingredient for polyurethane paint waterproofing materials according to claim 1 containing a carboxylic acid halide. 前記カルボン酸ハロゲン化物は、塩化ベンゾイルである、請求項２に記載のポリウレタン塗膜防水材用主剤。 The main component for a polyurethane coating film waterproofing material according to claim 2 , wherein the carboxylic acid halide is benzoyl chloride. 前記イソシアネート基末端プレポリマー中の遊離トリレンジイソシアネート含有量が、０．１質量％未満である、請求項１〜３のいずれか一項に記載のポリウレタン塗膜防水材用主剤。 The main component for a polyurethane coating film waterproofing material according to any one of claims 1 to 3 , wherein a content of free tolylene diisocyanate in the isocyanate group-terminated prepolymer is less than 0.1% by mass. 前記主剤中の遊離トリレンジイソシアネート含有量が、０．１質量％未満である、請求項１に記載のポリウレタン塗膜防水材用主剤。 The main ingredient for a polyurethane coating film waterproofing material according to claim 1 , wherein the content of free tolylene diisocyanate in the main ingredient is less than 0.1% by mass. ポリオキシアルキレンポリオールを含むポリオール組成物とトリレンジイソシアネートを含むイソシアネート組成物との反応物からなるイソシアネート基末端プレポリマーを含むポリウレタン塗膜防水材用主剤の製造方法であって、
前記トリレンジイソシアネート中の２，４−トリレンジイソシアネート含有量を９０質量％以上とし、
前記ポリオール組成物と前記イソシアネート組成物とを、前記ポリオキシアルキレンポリオールの水酸基（ＯＨ基）に対する前記トリレンジイソシアネートのイソシアネート基（ＮＣＯ基）の当量比（ＮＣＯ基／ＯＨ基）が１．５０〜１．９０となるように反応させ、前記反応物のＮＥＴ．ＣＰＲ値を−３５〜０．３とする、ポリウレタン塗膜防水材用主剤の製造方法。 A process for producing a base material for a polyurethane coating waterproof material comprising an isocyanate group-terminated prepolymer comprising a reaction product of a polyol composition containing a polyoxyalkylene polyol and an isocyanate composition containing tolylene diisocyanate,
The 2,4-tolylene diisocyanate content in the tolylene diisocyanate is 90% by mass or more,
In the polyol composition and the isocyanate composition, the equivalent ratio (NCO group / OH group) of the isocyanate group (NCO group) of the tolylene diisocyanate to the hydroxyl group (OH group) of the polyoxyalkylene polyol is 1.50. The reaction was carried out to give 1.90, and the NET. The manufacturing method of the main ingredient for polyurethane paint waterproofing materials which makes CPR value -35-0.3. 前記ポリオール組成物又は前記イソシアネート組成物は、カルボン酸ハロゲン化物を含む、請求項６に記載のポリウレタン塗膜防水材用主剤の製造方法。The said polyol composition or the said isocyanate composition is a manufacturing method of the main ingredient for polyurethane coat waterproofing materials according to claim 6 containing carboxylic acid halide. 前記ポリオール組成物は、ポリオキシアルキレンポリオール及びカルボン酸ハロゲン化物からなる、請求項６又は７に記載のポリウレタン塗膜防水材用主剤の製造方法。The said polyol composition is a manufacturing method of the main ingredient for polyurethane paint waterproofing materials according to claim 6 or 7 which consists of polyoxyalkylene polyol and carboxylic acid halide. 前記イソシアネート組成物は、トリレンジイソシアネート及びカルボン酸ハロゲン化物からなる、請求項６〜８のいずれか一項に記載のポリウレタン塗膜防水材用主剤の製造方法。The said isocyanate composition is a manufacturing method of the main ingredient for polyurethane coating film waterproofing materials as described in any one of Claims 6-8 which consists of tolylene diisocyanate and a carboxylic acid halide. 前記カルボン酸ハロゲン化物は、塩化ベンゾイルである、請求項７〜９のいずれか一項に記載のポリウレタン塗膜防水材用主剤の製造方法。The said carboxylate halide is a manufacturing method of the main ingredient for polyurethane coating film waterproofing materials as described in any one of Claims 7-9 which is benzoyl chloride. 前記ポリオキシアルキレンポリオールに占める２官能ポリオールの割合が３０〜９０質量％である、請求項６〜１０のいずれか一項に記載のポリウレタン塗膜防水材用主剤の製造方法。The manufacturing method of the main ingredient for polyurethane paint waterproofing materials according to any one of claims 6 to 10 whose ratio of bifunctional polyol to said polyoxyalkylene polyol is 30-90 mass%. 請求項１〜５のいずれか一項に記載のポリウレタン塗膜防水材用主剤と、当該主剤の硬化剤とを有する、ポリウレタン塗膜防水材。 A polyurethane coating film waterproofing material comprising the main component for a polyurethane coating film waterproofing material according to any one of claims 1 to 5 and a curing agent for the main component. 前記硬化剤は、芳香族ポリアミン架橋剤を含む、請求項１２に記載のポリウレタン塗膜防水材。 The polyurethane coating film waterproofing material according to claim 12 , wherein the curing agent includes an aromatic polyamine crosslinking agent. 前記芳香族ポリアミン架橋剤は、ジエチルトルエンジアミンを含む、請求項１３に記載のポリウレタン塗膜防水材。 The polyurethane coating film waterproofing material according to claim 13 , wherein the aromatic polyamine crosslinking agent comprises diethyltoluenediamine. 前記芳香族ポリアミン架橋剤のアミノ基（ＮＨ２基）に対する、前記主剤中におけるイソシアネート基末端プレポリマーのイソシアネート基（ＮＣＯ基）との当量比（ＮＣＯ基／ＮＨ２基）が、１．０〜１．８である、請求項１３又は１４に記載のポリウレタン塗膜防水材。 The equivalent ratio (NCO group / NH 2 group) to the isocyanate group (NCO group) of the isocyanate group-terminated prepolymer in the main agent with respect to the amino group (NH 2 group) of the aromatic polyamine crosslinking agent is 1.0 to The polyurethane-coated waterproofing material according to claim 13 or 14 , which is 1.8. 請求項１２〜１５のいずれか一項に記載のポリウレタン塗膜防水材における、前記主剤と当該主剤の硬化剤との反応物である、ポリウレタン防水塗膜。 A polyurethane waterproof coating film, which is a reaction product of the main agent and a curing agent of the main agent in the polyurethane waterproof membrane according to any one of claims 12 to 15 . ポリオキシアルキレンポリオールを含むポリオール組成物とトリレンジイソシアネートを含むイソシアネート組成物との反応物における、遊離トリレンジイソシアネート含有量の低減方法であって、
前記トリレンジイソシアネート中の２，４−トリレンジイソシアネート含有量を９０質量％以上とし、
前記ポリオール組成物と前記イソシアネート組成物とを、前記ポリオキシアルキレンポリオールの水酸基（ＯＨ基）に対する前記トリレンジイソシアネートのイソシアネート基（ＮＣＯ基）の当量比（ＮＣＯ基／ＯＨ基）が１．５０〜１．９０となるように反応させ、前記反応物のＮＥＴ．ＣＰＲ値を−３５〜０．３とする、低減方法。 A method for reducing free tolylene diisocyanate content in a reaction product of a polyol composition containing a polyoxyalkylene polyol and an isocyanate composition containing tolylene diisocyanate,
The 2,4-tolylene diisocyanate content in the tolylene diisocyanate is 90% by mass or more,
In the polyol composition and the isocyanate composition, the equivalent ratio (NCO group / OH group) of the isocyanate group (NCO group) of the tolylene diisocyanate to the hydroxyl group (OH group) of the polyoxyalkylene polyol is 1.50. The reaction was carried out to give 1.90, and the NET. A reduction method in which the CPR value is −35 to 0.3.
JP2014004341A 2014-01-14 2014-01-14 Main agent for polyurethane coating waterproof material and production method thereof, polyurethane coating waterproofing material, polyurethane waterproof coating, and method for reducing free tolylene diisocyanate content Active JP6296798B2 (en)

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KR102114896B1 (en) * 2018-10-31 2020-05-25 에스케이피아이씨글로벌(주) Polyol composition and the manufacturing method thereof

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