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1.
公开(公告)号:US5202453A
公开(公告)日:1993-04-13
申请号:US769487
申请日:1991-10-01
IPC分类号: C07F7/21
CPC分类号: C07F7/21
摘要: Fluorinated cyclic organic silicon compounds of the general formula: ##STR1## wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4, and R.sup.5 are independently selected from alkyl groups having 1 to 6 carbon atoms and n is an integer of from 1 to 6 are novel and susceptible to ring-opening polymerization to form chain siloxane polymers having improved properties. The cyclic compounds are produced by reacting disiloxane diols with fluorinated organic silicon compounds in the presence of amine catalysts.
摘要翻译: 具有以下通式的氟化环状有机硅化合物:其中R 1,R 2,R 3,R 4和R 5独立地选自具有1至6个碳原子的烷基,n为1至6的整数。 并且易于开环聚合以形成具有改进性能的链状硅氧烷聚合物。 在胺催化剂存在下,使二硅氧烷二醇与氟化有机硅化合物反应制备环状化合物。
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公开(公告)号:US5177131A
公开(公告)日:1993-01-05
申请号:US727120
申请日:1991-07-09
申请人: Toshio Takago , Hiroshi Inomata , Hirofumi Kishita , Shinichi Sato , Hitoshi Kinami , Koichi Yamaguchi , Takashi Matsuda , Hirokazu Yamada
发明人: Toshio Takago , Hiroshi Inomata , Hirofumi Kishita , Shinichi Sato , Hitoshi Kinami , Koichi Yamaguchi , Takashi Matsuda , Hirokazu Yamada
CPC分类号: B01D69/148 , B01D67/0048 , C08K5/0008 , C08L83/14 , B01D2323/08 , B01D2323/12 , B01D2325/30 , B01D71/027 , B01D71/70 , Y10S528/901
摘要: The present room temperature curing composition comprises an organopolysilethylenesiloxane represented by the following general formula: ##STR1## wherein R.sup.1 to R.sup.4 each represent an alkyl having up to 8 carbon atoms or a phenyl group and n is an integer of 10 or above, and an organosilane or an organosiloxane having two or more hydrolyzable groups such as alkoxy groups in the molecule. The composition can form a cured product high in rubber strength and excellent in chemical resistance.
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公开(公告)号:US5118828A
公开(公告)日:1992-06-02
申请号:US723317
申请日:1991-06-28
申请人: Toshio Takago , Hirofumi Kishita , Shinichi Sato , Hitoshi Kinami , Shuji Suganuma , Koichi Yamaguchi , Kenichi Fukuda , Hirokazu Yamada
发明人: Toshio Takago , Hirofumi Kishita , Shinichi Sato , Hitoshi Kinami , Shuji Suganuma , Koichi Yamaguchi , Kenichi Fukuda , Hirokazu Yamada
IPC分类号: C07F7/08
CPC分类号: C07F7/0841
摘要: The fluorine-containing organosilicon compound of the present invention is represented by the following formula: ##STR1## wherein Rf is a perfluoroalkyl group. This compound is quite useful as a raw material for the production of polysilethylenesiloxanes excellent in solvent resistance.
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公开(公告)号:US5117025A
公开(公告)日:1992-05-26
申请号:US726334
申请日:1991-07-05
申请人: Toshio Takago , Hirofumi Kishita , Hitoshi Kinami , Kenichi Fukuda , Shinich Sato , Koichi Yamaguchi , Shuji Suganuma
发明人: Toshio Takago , Hirofumi Kishita , Hitoshi Kinami , Kenichi Fukuda , Shinich Sato , Koichi Yamaguchi , Shuji Suganuma
CPC分类号: C08G77/485 , C08G77/50
摘要: The present polysilethylenesiloxane is a liquid polymer represented by the following general formula: ##STR1## wherein R.sup.1 and R.sup.2 each represent a lower alkyl group and R.sup.3 and R.sup.4 each represent a perfluoroalkylethyl group, and n is an integer of 10 to 1,000. This polymer is quite useful as a major component of elastomer compositions having chemical resistance, electrical properties, and high strength.
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公开(公告)号:US5196557A
公开(公告)日:1993-03-23
申请号:US889875
申请日:1992-05-29
申请人: Toshio Takago , Hirofumi Kishita , Shinichi Sato , Hideki Fujii
发明人: Toshio Takago , Hirofumi Kishita , Shinichi Sato , Hideki Fujii
CPC分类号: C07F7/0896 , C07F7/0892
摘要: Organic silicon compounds of formula (1) are novel: ##STR1## In the formula, R.sup.1, R.sup.2 and R.sup.3 are monovalent C.sub.1-8 hydrocarbon group, R.sup.4 is a C.sub.1-6 alkyl group, R.sup.5 is a C.sub.2-6 alkylene group or a C.sub.2-6 alkylene group containing at least one --C--O--C-- linkage, Rf is a C.sub.1-12 perfluoroalkylene or perfluorocyclo-alkylene group or a C.sub.1-12 perfluoroalkylene or perfluorocycloalkylene group containing at least one --C--O--C-- linkage, and n is 1, 2 or 3. The organic silicon compounds are useful source materials for the manufacture of fluorinated polysiloxanes having solvent resistance, chemical resistance and release property.
摘要翻译: 式(1)的有机硅化合物是新颖的:(1)式中,R 1,R 2和R 3为一价C 1-8烃基,R 4为C 1-6烷基,R 5为C 2-6亚烷基 基团或含有至少一个-COC-键的C2-6亚烷基,Rf是C1-12全氟亚烷基或全氟环亚烷基或含有至少一个-COC-键的C1-12全氟亚烷基或全氟亚烷基,n是 有机硅化合物是制造具有耐溶剂性,耐化学性和脱模性的氟化聚硅氧烷的有用的源材料。
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公开(公告)号:US4985526A
公开(公告)日:1991-01-15
申请号:US518220
申请日:1990-05-03
摘要: A curable silicone composition comprising;(a) an organopolysiloxane having at least two silicon-bonded C.sub.2 to C.sub.8 alkenyl groups and containing a particular silicon-bonded fluorine-containing substituent;(b) an organohydrogenpolysiloxane having at least three silicon-bonded hydrogen atoms and a particular silicon-bonded fluorine-containing substituent; and(c) a catalyst; the proportion of said silicon-bonded hydrogen atoms in Component (b) to said silicon-bonded alkenyl groups in Component (a) being at least 0.5. This composition can form a film, on various substrates, having good release properties, water repellency and oil repellency.
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7.
公开(公告)号:US5580992A
公开(公告)日:1996-12-03
申请号:US396619
申请日:1995-03-01
申请人: Yasuo Tarumi , Hirofumi Kishita , Toshio Takago
发明人: Yasuo Tarumi , Hirofumi Kishita , Toshio Takago
IPC分类号: C07D321/08
CPC分类号: C07D321/08
摘要: A fluorine-containing compound represented by the following general formula (1): ##STR1## wherein A represents a group --CH.sub.2 --CH.dbd.CH.sub.2 or a group ##STR2## in which R represents a hydrogen atom or an alkyl group. The compound is useful as an intermediate for producing various compounds and can introduce perfluorocyclic ether groups into various polymers to give such properties as chemical resistance, water repellency, oil repellency, and weather resistance to the polymers.
摘要翻译: 由以下通式(1)表示的含氟化合物:其中A表示基团-CH 2 -CH = CH 2或基团R 1,其中R表示氢原子或烷基。 该化合物可用作生产各种化合物的中间体,并可将全氟醚基团引入各种聚合物中,以提供耐化学性,拒水性,拒油性和耐候性的性能。
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公开(公告)号:US5312885A
公开(公告)日:1994-05-17
申请号:US38600
申请日:1993-03-23
申请人: Toshio Takago , Hiroshi Inomata , Shinichi Sato , Hitoshi Kinami , Hirofumi Kishita , Noriyuki Koike , Takashi Matsuda
发明人: Toshio Takago , Hiroshi Inomata , Shinichi Sato , Hitoshi Kinami , Hirofumi Kishita , Noriyuki Koike , Takashi Matsuda
IPC分类号: C08L83/07 , C08G65/336 , C08K5/09 , C08K5/5313 , C08L71/02 , C08L83/04 , C08L83/08 , C08L83/12 , C08L83/14 , C09D183/04 , C09D183/14 , C08G77/06
CPC分类号: C08L71/02 , C08G65/336 , C08L83/12 , C08L83/14
摘要: Disclosed is an organosiloxane polymer-based composition curable by the mechanism of the hydrosilation reaction between silicon-bonded vinyl groups in a vinylsilyl-terminated perfluoropolyalkylene or perfluoropolyalkylene polyether compound and silicon-bonded hydrogen atoms in a hydrosilyl-terminated perfluoropolyalkylene or perfluoropolyalkylene polyether compound as promoted by a catalyst. Different from conventional platinum compounds as the catalyst for the hydrosilation reaction, the catalyst in the inventive composition is a complex compound of rhodium such as tris(triphenylphosphine) rhodium chloride, rhodium acetate dimer and rhodium acetylacetonate so that the composition is imparted with greatly improved storage stability without viscosity increase over months at room temperature but without affectibg the curability at an elevated temperature.
摘要翻译: 公开了一种基于有机硅氧烷聚合物的组合物,其可通过在乙烯基甲硅烷基封端的全氟聚亚烷基或全氟聚亚烷基聚醚化合物中与硅键合的乙烯基之间的硅氢化硅烷化氢化硅烷基封端的全氟聚亚烷基或全氟聚亚烷基聚醚化合物中与硅键合的氢原子 通过催化剂。 与作为硅氢化反应的催化剂的常规铂化合物不同,本发明组合物中的催化剂是铑的络合物,例如三(三苯基膦)氯化铑,乙酸铑二聚体和乙酰丙酮化铑,使得组合物被赋予极大改善的储存 在室温下几个月没有粘度增加的稳定性,但在高温下不影响固化性。
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公开(公告)号:US5087720A
公开(公告)日:1992-02-11
申请号:US726335
申请日:1991-07-05
申请人: Hirofumi Kishita , Shinichi Sato , Hitoshi Kinami , Toshio Takago , Kenichi Fukuda , Hirokazu Yamada
发明人: Hirofumi Kishita , Shinichi Sato , Hitoshi Kinami , Toshio Takago , Kenichi Fukuda , Hirokazu Yamada
CPC分类号: C08G77/50 , C08G77/485
摘要: A polysilethylenesiloxane having the following formula: ##STR1## wherein R.sup.1 and R.sup.2 are each a methyl group or a perfluoroalkyl group. The polysilethylenesiloxane has excellent resistance to acid, alkali, etc., and are curable to produce rubber products having excellent mechanical strength.
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公开(公告)号:US5523441A
公开(公告)日:1996-06-04
申请号:US383376
申请日:1995-02-03
CPC分类号: C07F7/1836
摘要: Disclosed is a novel polyfluorocarbon group-containing alkoxy silane compound useful as a silane coupling agent as represented by the general formulaA--R.sub.f --(--CH.sub.2 --).sub.n --NH--R.sup.1 --SiR.sub.3,in which each R is, independently from the others, a monovalent hydrocarbon group having 1 to 10 carbon atoms or an alkoxy group having 1 to 6 carbon atoms with the proviso that at least one of the three groups denoted by R is an alkoxy group, R.sup.1 is a divalent hydrocarbon group having 1 to 10 carbon atoms, A is a monovalent group selected from the class consisting of a hydrogen atom, a fluorine atom, an aminomethyl group and a 2-aminoethyl group, R.sub.f is a polyfluorinated alkylene group with 1 to 20 carbon atoms or a polyfluorinated etherified alkylene group with 2 to 20 carbon atoms having at least one oxygen atom between two carbon atoms of an alkylene group forming an ether linkage, at least two of the hydrogen atoms therein being substituted by fluorine atoms, and the subscript n is 1 or 2.
摘要翻译: 公开了一种新型的含有氟代烃基的烷氧基硅烷化合物,其可用作通式A-Rf - ( - CH2-)n-NH-R1-SiR3所示的硅烷偶联剂,其中每个R独立于其它 ,具有1-10个碳原子的一价烃基或具有1至6个碳原子的烷氧基,条件是由R表示的三个基团中的至少一个是烷氧基,R 1是具有1至10个碳原子的二价烃基 碳原子,A为选自氢原子,氟原子,氨基甲基和2-氨基乙基的一价基团,Rf为碳原子数1〜20的多氟化亚烷基或多氟化醚化亚烷基 具有2至20个碳原子,在形成醚键的亚烷基的两个碳原子之间具有至少一个氧原子,其中至少两个氢原子被氟原子取代,并且下标n为1或2。
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