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1. 发明专利

JP2012052032A Rubber composition for sponge and rubber molded article 有权
标题翻译：用于海绵和橡胶制品的橡胶组合物
公开(公告)号：JP2012052032A
公开(公告)日：2012-03-15
申请号：JP2010196073
申请日：2010-09-01
申请人： Mitsui Chemicals Inc , 三井化学株式会社
发明人： EBATA HIROKI , ARINO TAKAMASA , ISHII YUJI , NAKATSUJI RYO
IPC分类号： C08L23/16 , C08F4/6592 , C08F210/02 , C08F236/20 , C08J9/10 , C08K5/23
摘要： PROBLEM TO BE SOLVED: To provide a rubber composition having sufficiently high foaming property, and to provide a rubber molded article with low specific gravity, obtained by crosslinking and foaming the rubber composition and having good rubber elasticity and excellent surface smoothness.SOLUTION: The rubber composition contains: an ethylene/α-olefin/non-conjugate diene random copolymer [I], and 3 to 30 parts by weight of a fine powder foaming agent [II] having a particle diameter of 3 to 9 μm in terms of a median diameter, with respect to 100 parts by weight of the copolymer [I]. A crosslinked foamed body obtained by crosslinking, foaming and molding the above rubber composition has specific gravity of 0.15 to 0.35, surface roughness of 25 μm or less of a foamed body, and a compression set of 40% or less (at 70°C for 197 hours) of the foamed body.
摘要翻译：要解决的问题：提供具有足够高发泡性的橡胶组合物，并提供通过交联和发泡橡胶组合物并具有良好的橡胶弹性和优异的表面光滑度而获得的低比重的橡胶模制品。解决方案：橡胶组合物包含：乙烯/α-烯烃/非共轭二烯无规共聚物[I]，和3〜30重量份的细粉末发泡剂[II]，其粒径为3〜相对于100重量份共聚物[I]，中值粒径为9μm。通过交联，发泡和成型上述橡胶组合物获得的交联发泡体的比重为0.15〜0.35，发泡体的表面粗糙度为25μm以下，压缩永久变形为40％以下（70℃， 197小时）的泡沫体。版权所有（C）2012，JPO＆INPIT

2. 发明专利

JP2011001489A Rubber composition and its use 有权
标题翻译：橡胶组合物及其用途
公开(公告)号：JP2011001489A
公开(公告)日：2011-01-06
申请号：JP2009146688
申请日：2009-06-19
申请人： Mitsui Chemicals Inc , 三井化学株式会社
发明人： KANEKO KAZUYOSHI , ARINO TAKAMASA , MATSUURA SADAHIKO , YAMAGUCHI TOSHIHIRO
IPC分类号： C08L23/16 , C08F4/6592 , C08F210/18 , C08J9/06 , C08K3/00
摘要： PROBLEM TO BE SOLVED: To provide a rubber composition having good moldability, excellent in crosslinkability, foamability and the like, and suitably providing a crosslinked body, foam and the like, and to provide its use.SOLUTION: The rubber composition contains an ethylene-3C-20C α-olefin-nonconjugated polyene copolymer synthesized with a metallocene catalyst, a softening agent and a filler, wherein (1) a molecular weight distribution (Mw/Mn) of the ethylene-3C-20C α-olefin-nonconjugated polyene copolymer obtained by gel permeation chromatography (GPC) is ≥4, (2) B value of the copolymer represented by the expression (I): B value=([EX]+2[Y])/(2×[E]×([X]+[Y])) is ≥1.05, and the rubber composition contains 0.1-300 pts.wt. of the softening agent and 1-300 pts.wt. of the filler, based on 100 pts.wt. of the ethylene-3C-20C α-olefin-nonconjugated polyene copolymer, wherein [E], [X] and [Y] denote molar fractions of the ethylene, 3C-20C α-olefin and nonconjugated polyene, respectively, and [EX] denotes an ethylene-3-20C α-olefin dyad chain fraction.
摘要翻译：要解决的问题：提供具有良好的成型性，交联性，发泡性等优异的橡胶组合物，并适当地提供交联体，泡沫等，并提供其用途。溶液：橡胶组合物含有乙烯 - 用茂金属催化剂，软化剂和填料合成的3C-20Cα-烯烃 - 非共轭多烯共聚物，其中（1）乙烯-CC-20Cα-烯烃 - 非共轭多烯共聚物的分子量分布（Mw / Mn）通过凝胶渗透色谱法（GPC）得到的值为≥4，（2）由式（I）表示的共聚物的B值：B值=（[EX] +2 [Y]）/（2×[E]×（ [X] + [Y]））≥1.05，橡胶组合物含有0.1-300重量份。的软化剂和1-300重量份的填料，基于100重量份的乙烯-3C-20Cα-烯烃 - 非共轭多烯共聚物，其中[E]，[X]和[Y]分别表示乙烯，3C-20Cα-烯烃和非共轭多烯的摩尔分数，[EX] 表示乙烯-3-20Cα-烯烃二链链部分。

3. 发明专利

JP2002038074A COATING MATERIAL FOR VEHICLE 失效
公开(公告)号：JP2002038074A
公开(公告)日：2002-02-06
申请号：JP2000224228
申请日：2000-07-25
申请人： MITSUI CHEMICALS INC
发明人： SHIRATA TAKASHI , KAWASAKI MASAAKI , KIKUCHI YOSHIHARU , ARINO TAKAMASA , NAGAI MITSUKO , SAKAGUCHI HIROHIDE , SUGAWARA MASANORI , KISHI MASAO , UENO KAORU , ABE KOJI , SEKINE MICHIO
IPC分类号： A63B33/00 , A63B71/14 , C08F8/42 , C08L23/26 , C09D123/26 , C09D183/04 , C09J123/26 , C09J183/04 , C09K3/00 , C09K3/10 , F16J15/10
摘要： PROBLEM TO BE SOLVED: To provide an underbody coating material for a vehicle exhibiting excellent chipping resistance, vibration-damping properties, rustproof properties and weather resistance even when it is thin and cured at a low temperature for a short time. SOLUTION: The coating material for a vehicle comprises a silyl group- containing ethylene/α-olefin/non-conjugated polyene random copolymer rubber having a constituting unit derived from at least one terminal vinyl group- containing norbornene compound, a kind of non-conjugated polyene, and bearing a hydrolyzable silyl group in the molecule.

4. 发明专利

JP2002038073A RESIN COMPOSITION FOR ORDINARY TEMPERATURE-CURABLE, ELONGATABLE TOP COAT MATERIAL 失效
公开(公告)号：JP2002038073A
公开(公告)日：2002-02-06
申请号：JP2000224098
申请日：2000-07-25
申请人： MITSUI CHEMICALS INC
发明人： SHIRATA TAKASHI , KAWASAKI MASAAKI , KIKUCHI YOSHIHARU , ARINO TAKAMASA , NAGAI MITSUKO , SAKAGUCHI HIROHIDE , SUGAWARA MASANORI , KISHI MASAO , UENO KAORU , ABE KOJI , SEKINE MICHIO
IPC分类号： C09D123/26 , C08F8/42 , C08F210/18 , C09D5/00
摘要： PROBLEM TO BE SOLVED: To provide a resin composition for an ordinary temperature-curable, elongatable top coat material which gives a coating film excellent in the balance of elongation and weather resistance with stain resistance and exhibits an excellent cure speed. SOLUTION: The resin composition for an ordinary temperature-curable, elongatable top coat material comprises (A) a silyl group-containing ethylene/α- olefin/non-conjugated polyene random copolymer rubber having a constituting unit derived from a terminal vinyl group-containing norbornene compound, a kind of a non-conjugated polyene, and bearing a hydrolyzable silyl group in the molecule, (B) a silane compound and (C) a curing catalyst.

5. 发明专利

JP2002037956A METHOD FOR IMPROVING CURABILITY IN DEEP PART OF CURABLE RESIN COMPOSITION 失效
公开(公告)号：JP2002037956A
公开(公告)日：2002-02-06
申请号：JP2000224099
申请日：2000-07-25
申请人： MITSUI CHEMICALS INC
发明人： SHIRATA TAKASHI , KAWASAKI MASAAKI , KIKUCHI YOSHIHARU , ARINO TAKAMASA , NAGAI MITSUKO , SAKAGUCHI HIROHIDE , SUGAWARA MASANORI , KISHI MASAO , UENO KAORU , ABE KOJI , SEKINE MICHIO
IPC分类号： C08L23/26 , C08K5/5419 , C08L83/14
摘要： PROBLEM TO BE SOLVED: To solve the problem that the more increase of a curing rate and the more improvement of curability in a deep part are strongly required, and the more improvement of weather resistance is left as a large problem. SOLUTION: This method for improving the curability in the deep part of a curable resin composition comprising (A) a silyl group-containing ethylene-α- olefin-nonconjugated polyene random copolymer rubber having a constituent unit derived from a terminal vinyl group-containing norbornene compound of the nonconjugated polyene, and containing a hydrolyzable silyl group in the molecule, and (C) a silanol condensing catalyst is characterized in that (B) a silicon compound having two or more hydroxy groups bonded to the silicon atoms in one molecule and containing the two or more silicon atoms is added to the curable resin composition comprising the components (A) and (C) so that the ratio of the formulated components (B) to (A) may be regulated so that the number of the hydroxy groups bonded to the silicon atoms of the component (B) may be 0.1-8 based on one of the hydroxy group or the hydrolyzable group of the component (A).

6. 发明专利

JP2002037941A RUBBER COMPOSITION HAVING IMPROVED POT LIFE AND USE THEREOF 失效
公开(公告)号：JP2002037941A
公开(公告)日：2002-02-06
申请号：JP2000224004
申请日：2000-07-25
申请人： MITSUI CHEMICALS INC
发明人： SHIRATA TAKASHI , KAWASAKI MASAAKI , KIKUCHI YOSHIHARU , ARINO TAKAMASA , NAGAI MITSUKO , SAKAGUCHI HIROHIDE , SUGAWARA MASANORI , KISHI MASAO , UENO KAORU , ABE KOJI , SEKINE MICHIO
IPC分类号： F16J15/10 , C08F8/42 , C08K5/09 , C08K5/57 , C08K5/58 , C08L23/26 , C09D183/04 , C09J183/04 , C09K3/10
摘要： PROBLEM TO BE SOLVED: To provide a rubber composition whose pot life in an opened state can largely be improved and which has a large curing rate and excellent weather resistance, can be cured at the ordinary temperature or at low temperature, and is useful as a paint or coating. SOLUTION: This rubber composition having an improved pot life, characterized by comprising (A) a silyl group-containing ethylene/α-olefin/non-conjugated polyethylene random copolymer rubber which has constituting units derived from a specific terminal vinyl group-containing norbornene compound and contains specific hydrolysable silyl groups in the molecule and (B) a curing catalyst comprising an Sn-S bond-having mercaptide type organic tin compound, an Sn=S bond-having sulfide type organic tin compound, an organic carboxylic acid or an organic acid anhydride, or a mixture of one of the compounds with a carboxylic acid type organic tin compound.

7. 发明专利

JP2001031812A CROSSLINKABLE RUBBER COMPOSITION FOR HERMETIC SEAL PACKING AND USE OF THE COMPOSITION 失效
公开(公告)号：JP2001031812A
公开(公告)日：2001-02-06
申请号：JP20907699
申请日：1999-07-23
申请人： MITSUI CHEMICALS INC , SHINETSU CHEMICAL CO
发明人： KIKUCHI YOSHIHARU , SHIRATA TAKASHI , KAWASAKI MASAAKI , HOSOYA MIKIO , ARINO TAKAMASA , NAKAMURA TSUTOMU , HIRABAYASHI SADAO , YOSHIDA TAKEO
IPC分类号： C08J3/24 , C08J5/18 , C08K5/54 , C08K5/541 , C08L23/16 , C08L45/00 , C09K3/10
摘要： PROBLEM TO BE SOLVED: To obtain the subject composition having a high crosslinking rate and productivity, capable of hot-air crosslinking in e.g. a hot-air valcanization tank by specifying the properties of the hot-air crosslinked rubber sheet obtained therefrom. SOLUTION: This composition crosslinkable by hot air or hot press is such that a crosslinked rubber sheet obtained by molding this composition into a sheet-like form followed by hot-air crosslinking of the sheet-like form has the following properties: the surface cannot be scratched at all when subjected to a pencil hardness test using a pencil with a hardness rank of HB, and a hot-press-crosslinked rubber sheet obtained from this composition has the following properties: (1) compression set after heat-treated at 150 deg.C for 22 h is =50% and 0-+50 point after heat- deteriorated at 120 deg.C for 70 h, respectively, (4) tensile strength as a normal-state physical property is 3-20 Mpa, and (5) shot cycles till mold staining is >=30 in a mold stain test.

8. 发明专利

JP2001031789A CROSSLINKABLE RUBBER COMPOSITION FOR HIGHLY EXPANDED SPONGE AND ITS USE 失效
公开(公告)号：JP2001031789A
公开(公告)日：2001-02-06
申请号：JP20907199
申请日：1999-07-23
申请人： MITSUI CHEMICALS INC , SHINETSU CHEMICAL CO
发明人： SHIRATA TAKASHI , KIKUCHI YOSHIHARU , KAWASAKI MASAAKI , HOSOYA MIKIO , ARINO TAKAMASA , NAKAMURA TSUTOMU , HIRABAYASHI SADAO , YOSHIDA TAKEO
IPC分类号： C08J9/00 , C08L23/00 , C08L23/16 , C08L83/05
摘要： PROBLEM TO BE SOLVED: To provide a crosslinkable rubber composition for highly expanding sponge which is high in crosslinking speed and excellent in productivity and hot-air crosslinkable by HAV(a hot air vulcanization vessel) or UHE(ultra-high-frequency electromagnetic wave) and the like and, in addition, to provide a crosskinked rubber foam molding product for highly expanding sponge haing excellent properties such as resistance to compression set, expandability, stain resistance, strength characteristics, crosslinking rate. SOLUTION: The crosslinkable rubber composition for highly expanding sponge is hot-air crosslinkable, and crosslinked rubber sheets to be obtained by molding the rubber compositions into sheets and crosslinking the resulting sheets with hot air never take scratches by the pencil hardness test with an HB pencil and have a comporession set after heat treatment at 150 deg.C for 22 hours of not higher than 70%, a specific gravity of 0.01-0.5, a water absorption of 1-50%, and a C hardness of 0.1-50. The compositions comprise an ethylene/α-olefin/non-conjugated polyene random copolymer rubber, a SiH group-containing compound having two or more SiH groups per molecule and, if necessary, a catalyst, a reaction inhibitor, a blowing agent, etc., and the like. Highly expanded sponges are composed of the above described compositions.

9. 发明专利

JP2000256495A RUBBER COMPOSITION FOR VULCANIZED RUBBER FORMED ARTICLE AND THE VULCANIZED RUBBER FORMED ARTICLE 失效
公开(公告)号：JP2000256495A
公开(公告)日：2000-09-19
申请号：JP5813099
申请日：1999-03-05
申请人： MITSUI CHEMICALS INC
发明人： SHIRATA TAKASHI , KANDA HIROSHI , ARINO TAKAMASA , KAWASAKI MASAAKI
IPC分类号： C08J9/06 , C08L23/16
摘要： PROBLEM TO BE SOLVED: To provide a vulcanized rubber foamed article small in specific modulus (modulus/specific gravity) and compressive set, and excellent in vulcanization properties such as heat resistance, weatherability, ozone resistance and tear strength. SOLUTION: The vulcanized rubber foamed article can be obtained by subjecting or foaming a vulcanizable rubber composition containing, as the essential component, a copolymer composed of ethylene and/or a 6-20C higher α-olefin and a non-conjugated polyene which has characteristic features of (d) a molar ratio of the ethylene to the α-olefin of 0/100-95/5, (e) an iodine value of 2-80, and (f) an intrinsic viscosity [η], measured in decalin at 135 deg.C, of 0.5-10 dL/g.

10. 发明专利

JP2008007542A Rubber composition curable at room temperature 审中-公开
标题翻译：橡胶组合物在室温下可固化
公开(公告)号：JP2008007542A
公开(公告)日：2008-01-17
申请号：JP2006176342
申请日：2006-06-27
申请人： Mitsui Chemicals Inc , 三井化学株式会社
发明人： SENBON HIRONARI , ARINO TAKAMASA
IPC分类号： C08L101/02 , C08K5/541 , C08L23/16
摘要： PROBLEM TO BE SOLVED: To provide a rubber composition curable at room temperature, having various good properties such as weather resistance, heat-resistance, stainproofness, low moisture permeability and low odor, having excellent adhesiveness to glass, etc., exhibiting excellent processability by the good curability at room temperature and especially useful as a sealing material for laminated glass.
SOLUTION: The rubber composition curable at room temperature is composed of (A) an organic polymer having an alkenyl group excluding polyisobutylene, (B) a compound containing hydrosilyl group and having a specific structure, (C) a platinum-vinylsiloxane complex catalyst having a specific platinum concentration and free from alcohol solvent and (D) a compound containing epoxy group, acryloyl group or methacryloyl group and is free from (E) a compound to retard crosslinking reaction.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：待解决的问题：为了提供在室温下可固化的橡胶组合物，具有耐候性，耐热性，防污性，低透湿性和低气味等各种良好的性能，与玻璃等具有优异的粘合性，具有显示性通过在室温下的良好固化性而具有优异的加工性，并且特别适用于夹层玻璃的密封材料。解决方案：在室温下可固化的橡胶组合物由（A）具有除聚异丁烯以外的烯基的有机聚合物，（B）含有氢化硅烷基的化合物具有特定结构，（C）铂 - 乙烯基硅氧烷配合物具有特定铂浓度且不含醇溶剂的催化剂和（D）含有环氧基，丙烯酰基或甲基丙烯酰基的化合物，并且不含（E）化合物以延缓交联反应。版权所有（C）2008，JPO＆INPIT

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