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21. 发明专利

JPH0987615A ANTIFOGGING AGENT COMPOSITION 失效
公开(公告)号：JPH0987615A
公开(公告)日：1997-03-31
申请号：JP24306795
申请日：1995-09-21
申请人： MITSUBISHI CHEM MKV CO
发明人： ONISHI SHUNICHI , MOMOHIRA SATORU , KINOSHITA KAZUYA , OBAYASHI ATSUSHI
IPC分类号： C09K3/18 , C08K3/00 , C08L33/04 , C08L33/06
摘要： PROBLEM TO BE SOLVED: To obtain an antifogging agent composition, comprising an aqueous dispersion of a specific resin, an inorganic colloidal sol and a water-soluble inorganic chlorine compound, excellent in adhesion to the surface of a resin molding, capable of rapidly manifesting and sustaining the antifogging properties for a long period and suitable as a thermoplastic resin molding, etc. SOLUTION: This antifogging agent composition consists essentially of (A) an aqueous dispersion of a hydrophobic acrylic resin having 35-80 deg.C glass transition temperature [e.g. a (co)polymer prepared by (co)polymerizing >=60wt.% of (M1 ) alkyl (meth)acrylates or mixture of (M1 ) with (M2 ) alkenylbenzenes with 0-40wt.% of (M3 ) α-β-ethylenically unsaturated monomers copolymerizable with the M1 and M2 ], (B) an inorganic colloidal sol such as a silica sol or an alumina sol and (C) a water-soluble inorganic chlorine compound such as hydrogen chloride or sodium chloride. The amount of the component (C) is 0.01-30 pts.wt., especially 0.01-10 pts.wt. based on 100 pts.wt. solid content of the component (B).

22. 发明专利

JP2002238366A AGRICULTURAL FILM 失效
公开(公告)号：JP2002238366A
公开(公告)日：2002-08-27
申请号：JP2001045674
申请日：2001-02-21
申请人： MITSUBISHI CHEM MKV CO
发明人： ICHIMURA TAKUYA , ONISHI SHUNICHI , TANAKA YOSHIKAZU
IPC分类号： A01G13/02 , A01G9/14 , C08J5/18 , C08K3/22 , C08K5/00 , C08K5/3435 , C08L101/00 , C09K3/00
摘要： PROBLEM TO BE SOLVED: To obtain an agricultural polyolefin-based resin multilayer film having excellent performances such as transparency, heat retaining properties, agrochemical resistance, prevention of reduction in transparency, durabilities of these effects, etc., so as to be suitably useful as an agricultural film usable in a greenhouse and a tunnel. SOLUTION: This agricultural film containing an infrared light absorbent is characterized by comprising a metal compound hydroxide salt as an active ingredient containing aluminum and lithium at least as a metal component and at least two or more kinds of anion components consisting essentially of sulfate ion or carbonate ion.

23. 发明专利

JP2001016995A AGRICULTURAL POLYOLEFIN-BASED RESIN MULTI-LAYERED FILM 失效
公开(公告)号：JP2001016995A
公开(公告)日：2001-01-23
申请号：JP19403799
申请日：1999-07-08
申请人： MITSUBISHI CHEM MKV CO
发明人： ONISHI SHUNICHI , TASHIRO TAKESHI , IWASE KEIKO
IPC分类号： A01G13/02 , A01G9/14 , B32B27/32
摘要： PROBLEM TO BE SOLVED: To obtain an agricultural polyolefin-based resin multi-layered film excellent in transparency and heat-insulating property. SOLUTION: This agricultural polyolefin-based multiple layered film is obtained by using a polyolefin-based resin composition layer containing 8-20 wt.% blended material having (30/70)-(70/30) blending weight ratio of lithium aluminum magnesium and/or zinc complex hydroxide-condensed silicate salt to a hydrotalcite as an intermediate layer, and having a polyolefin-based resin composition-covering layers on its both sides, and is characterized by containing 5-15 wt.% blended material in the multiple-layered film.

24. 发明专利

JPH10119200A AGRICULTURAL VINYL CHLORIDE RESIN FILM 失效
公开(公告)号：JPH10119200A
公开(公告)日：1998-05-12
申请号：JP27778896
申请日：1996-10-21
申请人： MITSUBISHI CHEM MKV CO
发明人： TAKAZAWA TAKASHI , FUJIWARA KATSUHIRO , ONISHI SHUNICHI
IPC分类号： A01G13/02 , A01G9/14 , B32B27/00 , B32B27/30 , C08J7/04
摘要： PROBLEM TO BE SOLVED: To provide an agricultural vinyl chloride resin film having excellent dust-proofness, defogging properties and persistence of them. SOLUTION: The agricultural vinyl chloride resin film comprises a film originated from fluororesin and formed on one surface of a base film, and a film originated from defogging composition containing silica sol and/or alumina sol and thermoplastic resin and formed on the other surface. In this case, the base film is blended with surfactant containing 1,5-sorbitan fatty acid ester (A) having 10 to 15 fatty acid carbons and its propylene oxide adduct (B).

25. 发明专利

JPH09111018A AGRICULTURAL POLYOLEFIN-BASED RESIN FILM 失效
公开(公告)号：JPH09111018A
公开(公告)日：1997-04-28
申请号：JP27121095
申请日：1995-10-19
申请人： MITSUBISHI CHEM MKV CO
发明人： TAKAZAWA TAKASHI , ONISHI SHUNICHI
IPC分类号： A01G13/02 , A01G9/14 , B05D5/00 , B05D7/24 , B32B27/08 , B32B27/18 , B32B27/30 , C08J7/04 , C08K5/17 , C08K5/52 , C08K5/521 , C08L23/00
摘要： PROBLEM TO BE SOLVED: To prepare the subject film dramatically improved in antifog-sustaining effect by using an organophosphoric partial ester metal salt of a specific structure in the base film. SOLUTION: This agricultural film is obtained by forming a coating film prepared from an antifogging agent composition consisting mainly of silica sol and/or alumina sol and a hydrophobic acrylic resin on one or both sides of a film produced from a composition comprising (A) 100 pts.wt. of a polyolefin resin (pref. low-density polyethylene 0.88-0.94 in density, (B) 0.1-5 pts.wt. of an organophosphoric partial ester metal salt of formula I or II (M is zinc, calcium, etc.; R -R are each a 1-22C alkyl, aryl, etc.) (pref. zinc salt of monooctadecyl phosphate) and (C) 0.1-5 pts.wt. of a hindered amine-based compound (e.g. 2,2,6,6-tetramethylpiperidinyl-4-benzoate). The amount(s) of the silica sol and/or alumina sol to be used is, on a solid basis, pref. 0.5-40 pts.wt. based on 100 pts.wt. of the hydrophobic acrylic resin.

26. 发明专利

JPH0959603A ANTIFOGGING COMPOSITION 失效
公开(公告)号：JPH0959603A
公开(公告)日：1997-03-04
申请号：JP21060395
申请日：1995-08-18
申请人： MITSUBISHI CHEM MKV CO
发明人： ONISHI SHUNICHI , MOMOHIRA SATORU
IPC分类号： C09K3/00 , C08K3/00 , C08L33/04 , C08L33/06 , C09K3/18 , C09K15/30
摘要： PROBLEM TO BE SOLVED: To obtain an antifogging composition having excellent adhesion and long persistent antifogging properties. SOLUTION: This antifogging composition is the one mainly consisting of the two components of aqueous emulsion (A) of an acrylic resin having ultraviolet-absorbing groups and/or light-stable groups and an inorganic colloid sol (B), wherein the amount of component B is 0.5-4 (in terms of the ratio of the weight of the solid content of component B to that of the solid content of component A).

27. 发明专利

JP2002262674A AGRICULTURAL FILM 失效
公开(公告)号：JP2002262674A
公开(公告)日：2002-09-17
申请号：JP2001062825
申请日：2001-03-07
申请人： MITSUBISHI CHEM MKV CO
发明人： ICHIMURA TAKUYA , ONISHI SHUNICHI
IPC分类号： A01G13/02 , A01G9/14 , B32B9/00 , B32B27/32 , C08F210/02 , C08J7/04 , C09K3/00
摘要： PROBLEM TO BE SOLVED: To obtain an agricultural film having excellent weather resistance, agrocheminal resistance, heat retention and durability, usable for a long period of time. SOLUTION: This agricultural multilayer (otmonolayer) film comprises at least one layer containing an ethylenic copolymer (A) containing a hindered amine on a side chain obtained by copolymerizing ethylene with a cyclic aminovinyl compound and at least one layer containing complex hydroxide salt (B) represented by general formula (I) [Al2 (Li(1-x) .M(x+y) )(OH)6+y ]2 (A )2(1+x)/2 .mH2 O (I) (M is Mg and/or Zn; A is an n-valent anion; m is 0 or a positive number; x and y are each in the range of 0

28. 发明专利

JP2000188966A MULTILAYERED FILM FOR AGRICULTURE 失效
公开(公告)号：JP2000188966A
公开(公告)日：2000-07-11
申请号：JP36450198
申请日：1998-12-22
申请人： MITSUBISHI CHEM MKV CO
发明人： ONISHI SHUNICHI , TASHIRO TAKESHI
IPC分类号： A01G13/02 , A01G9/14 , B32B27/32 , C08J5/18 , C08K3/00 , C08L23/00
摘要： PROBLEM TO BE SOLVED: To provide a film for agriculture, excellent in strength, transparency, heat retaining properties, and persistency of defogging properties, and further excellent in secondary processability such as heat-sealing properties and drawing processability. SOLUTION: This film for agriculture has at least three layers of an outer layer, a middle layer, and an inner layer. The outer layer of the film consists of a mixture of a branched low-density polyethylene produced by a high-pressure and radical method, and >=45% linear low density polyethylene. The middle layer consists of a composition comprising 100 pts.wt. composition obtained by mixing 5-60 wt.% ethylene-α-olefin copolymerized resin obtained by the copolymerization using a metallocene catalyst, and having the following characteristics (a) to (c), with 95-40 wt.% ethylene-vinyl acetate copolymerized resin in which the content of the vinyl acetate is >=10 wt.%, and 1-20 pts.wt. inorganic compound containing at least one atom of Mg, Ca, Al, Si and Li: (a) 0.1-10 g/10 min melt flow rate; (b) 0.88-0.915 g/cm3 density; and (c) 1.5-3.5 molecular weight distribution (Mw/Mn). The inner layer consists of a composition consisting essentially of the ethylene-vinyl acetate copolymerized resin in which the content of the vinyl acetate is 1-10 wt.%, and containing an anti-fogging agent in the resin.

29. 发明专利

JPH10114032A VINYL CHLORIDE RESIN FILM FOR USE IN AGRICULTURE 失效
公开(公告)号：JPH10114032A
公开(公告)日：1998-05-06
申请号：JP27219596
申请日：1996-10-15
申请人： MITSUBISHI CHEM MKV CO
发明人： TAKAZAWA TAKASHI , FUJIWARA KATSUHIRO , ONISHI SHUNICHI
IPC分类号： A01G13/02 , A01G9/14 , B32B27/00 , B32B27/18 , B32B27/30
摘要： PROBLEM TO BE SOLVED: To provide a vinyl chloride resin film for agricultural use, which has a cloud preventing coating having an excellent adhering capability, and is excellent in its long-lasting adhering capability and cloud preventability. SOLUTION: A vinyl chloride resin film for agricultural use is obtained by forming a coating film consisting of a cloud preventing composition containing a silica-sol and/or alumina-sol and a thermoplastic resin, on one or both sides of a substrate layer consisting of a vinyl chloride resin. Here, the substrate layer contains a surface-active agent consisting of a 1,5-sorbtion fatty acid ester having 10-15 fatty acid carbons and a propylene oxide adduct.

30. 发明专利

JPH09164642A AGRICULTURAL POLYETHYLENE TEREPHTHALATE FILM 失效
公开(公告)号：JPH09164642A
公开(公告)日：1997-06-24
申请号：JP32707595
申请日：1995-12-15
申请人： MITSUBISHI CHEM MKV CO
发明人： YAMAGISHI HIROSHI , SUGA MUTSUO , OBAYASHI ATSUSHI , ONISHI SHUNICHI
IPC分类号： A01G9/14 , B32B27/18 , B32B27/30 , B32B27/36 , C08J7/04
摘要： PROBLEM TO BE SOLVED: To impart excellent algae fouling preventing capacity and the lasting properties thereof and to keep transparency. SOLUTION: A film (A) composed of an acrylic resin containing an ultraviolet absorber, one or more kind of a phenyurea compd. represented by formula and zinc dimethylthiocarbamate is formed to the single surface of a biaxially stretched polyethylene terephthalate film and a film (B) composed of a compsn. containing an aq. dispersion of a hydrophobic acrylic resin (a) with a glass transition temp. of 35-80 deg.C, an inorg. colloid sol (b) and a water-soluble inorg. chlorine compd. (c) of which the amt. is 0.01-30 pts.wt. per 100 pts.wt. of the solid of the component (b) is formed on the other surface thereof. In the formula, R is a hydrogen atom or a halogen atom, R is a hydrogen atom, a halogen atom or a trifluoromethyl group, R and R are a hydrogen atom or a lower alkyl group and R is a hydrogen atom, a lower alkyl group or a lower alkoxy group.

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