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公开(公告)号:EP1877455B1
公开(公告)日:2010-05-19
申请号:EP06715662.0
申请日:2006-03-08
发明人: NISHIJIMA, Koichi , RIOUX, Bernard
IPC分类号: C08F210/02 , H01L31/048
CPC分类号: C08F210/02 , B32B17/10036 , B32B17/1011 , B32B17/10743 , B32B17/10788 , C08F218/08 , C08F220/10
摘要: To provide an encapsulation material for a solar cell element that would not require the use of any organic peroxide, consequently bringing about an improvement in the efficiency in the production of solar cell modules, and would have such excellent transparency, heat resistance and flexibility as will make a reduction in the thickness of solar cell elements adequately possible, and a solar cell module using the encapsulation material. A preferable embodiment is an encapsulation material for a solar cell element comprising a ethylene-polar monomer copolymer having polar monomer unit content of 10-40 wt% and melting point of not lower than 75°C and HAZE of not more than 10% and meeting the condition of -3.0X+125?T ?3.0X+109, wherein T is melting point (°C) and X is polar monomer unit content (mol%).
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公开(公告)号:EP1863098B1
公开(公告)日:2015-07-08
申请号:EP06728768.0
申请日:2006-03-08
发明人: NISHIJIMA, Koichi , MIHARU, Kenji
IPC分类号: H01L31/042 , B32B27/32 , C09K3/10 , B32B17/10 , H01L31/048
CPC分类号: B32B17/10743 , B32B17/10018 , B32B17/10036 , B32B17/10678 , B32B27/32 , H01L31/0481 , Y02E10/50 , Y10T428/31909 , Y10T428/31913
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公开(公告)号:EP1990840A1
公开(公告)日:2008-11-12
申请号:EP07714347.7
申请日:2007-02-16
IPC分类号: H01L31/04 , H01L31/042 , C09J5/00 , C09J7/00
CPC分类号: B32B17/10678 , B32B17/10697 , B32B17/10743 , H01L31/048 , Y02E10/50
摘要: The present invention provides an encapsulating material for a solar cell, which is easy to prepare a solar cell module, and excellent in processability, insulating property, non-corrosion property, transparency, heat resistance, flexibility and the like, anda solar cell module prepared by using the same. The encapsulating material for a solar cell is one consisting of a cross-linkable resin composition (A) containing an ethylene- (meth) acrylic ester copolymer as a base polymer, an organic peroxide and a crosslinking aid wherein the decomposition temperature (temperature for a half-life period of one hour) of the organic peroxide is equal to or lower than 150°C, and total compounding amount of the organic peroxide and the crosslinking aid ,is in a range of from 0.5 to 5 parts by weight per 100 parts by weight of the base polymer, and compounding ratio of the organic peroxide and the crosslinking aid (organic peroxide/ crosslinking aid) is in a range of from 1/5 to 1/0.1, in weight ratio.
摘要翻译: 本发明提供一种太阳能电池用封装材料,其容易制备太阳能电池组件,加工性,绝缘性,非腐蚀性,透明性,耐热性,柔软性等优异,并且制备了太阳能电池模块 通过使用相同。 用于太阳能电池的封装材料是由含有乙烯 - (甲基)丙烯酸酯共聚物作为基础聚合物的交联树脂组合物(A),有机过氧化物和交联助剂组成的,其中分解温度( 有机过氧化物的半衰期为1小时)等于或低于150℃,有机过氧化物和交联助剂的总配混量为每100份0.5至5重量份 的有机过氧化物和交联助剂(有机过氧化物/交联助剂)的配合比例在1/5至1 / 0.1的范围内。
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公开(公告)号:EP1877455A1
公开(公告)日:2008-01-16
申请号:EP06715662.0
申请日:2006-03-08
发明人: NISHIJIMA, Koichi , RIOUX, Bernard
IPC分类号: C08F210/02
CPC分类号: C08F210/02 , B32B17/10036 , B32B17/1011 , B32B17/10743 , B32B17/10788 , C08F218/08 , C08F220/10
摘要: To provide an encapsulation material for a solar cell element that would not require the use of any organic peroxide, consequently bringing about an improvement in the efficiency in the production of solar cell modules, and would have such excellent transparency, heat resistance and flexibility as will make a reduction in the thickness of solar cell elements adequately possible, and a solar cell module using the encapsulation material. A preferable embodiment is an encapsulation material for a solar cell element comprising a ethylene-polar monomer copolymer having polar monomer unit content of 10-40 wt% and melting point of not lower than 75°C and HAZE of not more than 10% and meeting the condition of -3.0X+125?T ?3.0X+109, wherein T is melting point (°C) and X is polar monomer unit content (mol%).
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公开(公告)号:EP1863098A1
公开(公告)日:2007-12-05
申请号:EP06728768.0
申请日:2006-03-08
发明人: NISHIJIMA, Koichi , MIHARU, Kenji
IPC分类号: H01L31/042 , B32B27/32 , C09K3/10
CPC分类号: B32B17/10743 , B32B17/10018 , B32B17/10036 , B32B17/10678 , B32B27/32 , H01L31/0481 , Y02E10/50 , Y10T428/31909 , Y10T428/31913
摘要: The present invention provides an encapsulating material for solar cell, which is superior in transparency, flexibility, heat resistance and adhesiveness and can remarkably improve production efficiency of a solar cell module even when no organic peroxide is used, and exhibits a performance capable of corresponding to the thickness reduction of the solar cell element even when an organic peroxide is used, and a solar cell module using the same.
According to the present invention, an encapsulating material for solar cell comprising laminated adhesive and heat resistant layer (A) and buffering layer (B), wherein a difference in flexural modulus between the heat resistant layer (A) and the buffering layer (B) is at least 30 MPa or more, is provided.
A preferable embodiment of the adhesive and heat resistant layer (A) is an olefin polymer (a) having a melting point (according to JIS K7121) of 75°C or higher and a storage elastic modulus at 150°C of 10 3 Pa or more.
Also, a preferable embodiment of the buffering layer (B) is an olefin polymer (d) having a stiffness of 100 MPa or less.摘要翻译: 本发明提供一种太阳能电池用封装材料,其透明性,柔软性,耐热性和粘合性优异,即使不使用有机过氧化物,也能够显着提高太阳能电池组件的生产效率,并且具有能够对应于 即使使用有机过氧化物,太阳能电池元件的厚度减少,以及使用其的太阳能电池组件也是如此。 根据本发明,一种用于太阳能电池的封装材料,包括层压粘合剂和耐热层(A)和缓冲层(B),其中耐热层(A)和缓冲层(B)之间的弯曲模量差异 为至少30MPa以上。 粘合剂和耐热层(A)的优选实施方案是具有75℃或更高的熔点(根据JIS K7121)和150℃下的储能弹性模量为10 3 Pa的烯烃聚合物(a)或 更多。 此外,缓冲层(B)的优选实施方式是硬度为100MPa以下的烯烃聚合物(d)。
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公开(公告)号:EP1857500A1
公开(公告)日:2007-11-21
申请号:EP06713465.0
申请日:2006-02-10
IPC分类号: C08J7/12 , H01L31/042
CPC分类号: C08K5/14 , B32B17/10697 , B32B17/10788 , C08J3/243 , C08J7/12 , C08J7/16 , C08J2323/04 , H01G9/2068 , H01L31/0481 , Y02E10/50 , C08L23/04
摘要: The present invention provides a process for producing an encapsulating material for solar cell which makes high-speed crosslinking possible and causes no blister phenomenon without significant restrictions being imposed on the conditions for molding the encapsulating material.
The present invention provides a process for producing the encapsulating material for solar cell including impregnating a molded form of an ethylene copolymer with an organic peroxide in a liquid state at normal temperature which shows a decomposition temperature (a temperature at which the half-life period is one hour) of not higher than 150°C.
A process for producing the encapsulating material for solar cell in which dialkyl peroxide (A) and an organic peroxide (B) selected from peroxycarbonate and peroxyketal at a ratio by weight of 10/90 to 90/10 of (A) and (B) in a liquid state impregnate the molded form of the ethylene copolymer is a preferable embodiment of the present invention.
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