发明名称 |
POLYESTER POLYISOCYANATE, CURING AGENT FOR TWO-LIQUID TYPE URETHANE ADHESIVE USING THE SAME, TWO-LIQUID TYPE URETHANE ADHESIVE, LAMINATE FILM AND BACK SHEET FOR SOLAR BATTERY |
摘要 |
PROBLEM TO BE SOLVED: To provide a two-liquid type urethane adhesive excellent in substrate adhesiveness and appearance under heat and humidity conditions, polyester polyisocyanate capable of being suitably used as a curing agent for the adhesive, and further a laminate film and a back sheet for a solar battery using the adhesive.SOLUTION: There are provided: polyester polyisocyanate obtained by reacting an aliphatic or alicyclic isocyanate compound (II) having 3 or more isocyanate groups in a molecule with polyester polyol (I) obtained by reacting an aliphatic polybasic acid or alkyl ester thereof (a), a linear polyalcohol (b1) and a branched aliphatic polyalcohol having an alkyl group in a side chain (b2) as essential raw materials, and having the content percentage of isocyanate of 7.0 to 12.0 mass%; a two-liquid type urethane adhesive using the same as a curing agent; and a laminate film and a back sheet for a solar battery having a layer consisting of the adhesive.SELECTED DRAWING: None |
申请公布号 |
JP2016089034(A) |
申请公布日期 |
2016.05.23 |
申请号 |
JP20140225179 |
申请日期 |
2014.11.05 |
申请人 |
DIC CORP |
发明人 |
UMINO AKIO;UNO SEIICHI;AKITA KOJI;YAMASHITA YASUO;MIKI SHO |
分类号 |
C08G18/42;B32B27/40;C08G18/10;C09J7/02;C09J11/08;C09J175/06;H01L31/049 |
主分类号 |
C08G18/42 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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