POLYLACTIC ACID COMPOSITION AND FIBER THEREOF
    13.
    发明申请
    POLYLACTIC ACID COMPOSITION AND FIBER THEREOF 审中-公开
    聚酯酸组合物及其纤维

    公开(公告)号:US20100130699A1

    公开(公告)日:2010-05-27

    申请号:US12593810

    申请日:2008-03-27

    IPC分类号: C08L67/03 D01D5/12 B29C47/78

    摘要: A polylactic acid composition (A) comprising a polylactic acid component (B) comprising at least 90 mol % of an L-lactic acid unit and less than 10% of copolymerizing component units other than L-lactic acid, and a polylactic acid component (C) comprising at least 90 mol % of a D-lactic acid unit and less than 10 mol % of copolymerizing component units other than D-lactic acid, which is a mixed composition with a (B)/(C) weight ratio of between 10/90 and 90/10.

    摘要翻译: 1.一种聚乳酸组合物(A),其含有包含至少90mol%的L-乳酸单元和小于10%的L-乳酸以外的共聚成分单元的聚乳酸成分(B)和聚乳酸成分( C)包含至少90摩尔%的D-乳酸单元和小于10摩尔%的除D-乳酸之外的共聚组分单元,其是(B)/(C)重量比为 10/90和90/10。

    Silacyclohexane compound, a method of preparing it and a liquid crystal
composition containing it
    15.
    发明授权
    Silacyclohexane compound, a method of preparing it and a liquid crystal composition containing it 失效
    硅环己烷化合物,其制备方法和含有它的液晶组合物

    公开(公告)号:US5868961A

    公开(公告)日:1999-02-09

    申请号:US514085

    申请日:1995-08-11

    CPC分类号: C09K19/42 C09K19/406

    摘要: A silacyclohexane compound represented by the following general formula (I). ##STR1## In this formula, R denotes a linear-chain alkyl group with 1-10 carbon atoms, a branched-chain alkyl group with 3-8 carbon atoms, a mono- or di-fluoroalkyl group with 1-10 carbon atoms, an alkoxyalkyl group with 2-7 carbon atoms, or an alkenyl group with 2-8 carbon atoms. ##STR2## is trans-1-silacyclohexylene or trans-4-silacyclohexylene group whose silicon at position 1 or position 4 has a substitutional group(s) of H, F, Cl or CH.sub.3. X denotes a R, OR, CN, F, Cl, CF.sub.3, CF.sub.2 Cl, CHFCl, OCF.sub.3, OCHF.sub.2, OCF.sub.2 Cl, OCHFCl, --(O).sub.m --CY.sub.1 .dbd.CX.sub.1 X.sub.2 (m denotes 0 or 1, Y.sub.1 and X.sub.1 respectively denote H, F or Cl, and X.sub.2 denotes F or Cl) or --O--C.sub.r F.sub.s H.sub.2r+1-s is (r denotes an integral of 2 to 4 and s denotes an integral of 1 to 7) group. Y denotes H or F. Z denotes H or F.

    摘要翻译: 由以下通式(I)表示的硅环己烷化合物。 (1)在该式中,R表示具有1-10个碳原子的直链烷基,具有3-8个碳原子的支链烷基,具有1-10个碳原子的单 - 或二 - 氟代烷基 碳原子,具有2-7个碳原子的烷氧基烷基或具有2-8个碳原子的链烯基。 其中1位或4位的硅具有H,F,Cl或CH 3的取代基的反式-1-硅杂环己烯或反式-4-硅环己基。 X表示R,OR,CN,F,Cl,CF 3,CF 2 Cl,CHFCl,OCF 3,OCHF 2,OCF 2 Cl,OCHFCl, - (O)m -CY1 = CX1X2(m表示0或1,Y1和X1分别表示H ,F或Cl,X2表示F或Cl)或-O-CrFsH2r + 1-s是(r表示2〜4的整数,s表示1〜7的整数)。 Y表示H或F.Z表示H或F.

    Base film for photographic film
    19.
    发明授权
    Base film for photographic film 失效
    摄影胶片底片

    公开(公告)号:US5593819A

    公开(公告)日:1997-01-14

    申请号:US538580

    申请日:1995-10-03

    IPC分类号: G03C1/795 G03C1/76

    摘要: A base Film for a photographic film, wherein (A) the base film is formed of a polyethylene-2,6-naphthalenedicarboxylate copolymer formed from 2,6-naphthalenedicarboxylic acid as a main acid component and ethylene glycol as a main glycol component; (B) a solution of 10 mg/ml of said copolymer in a hexafluoroisopropanol/chloroform mixed solvent having a hexafluoroisopropanol/chloroform weight ratio of 2/3 shows a light transmittance, T.sub.400, of at least 97%/cm at a wavelength of 400 nm; (C) the film has a yellow index, Y.sub.ID, of 5 or less; and (D) the film has a haze value of 2.0% or less.

    摘要翻译: 一种用于照相胶片的底片,其中(A)基膜由以2,6-萘二甲酸为主要成分和乙二醇作为主要二醇成分形成的聚2,6-萘二甲酸乙二醇酯共聚物形成; (B)将10mg / ml所述共聚物在六氟异丙醇/氯仿重量比为2/3的六氟异丙醇/氯仿混合溶剂中的溶液在400℃波长下显示出至少97%/ cm 3的透光率T400 nm; (C)膜的黄色指数YID为5以下; 和(D)膜的雾度值为2.0%以下。

    Silacyclohexane compound, a method of preparing it and a liquid cyrstal
composition containing it
    20.
    发明授权
    Silacyclohexane compound, a method of preparing it and a liquid cyrstal composition containing it 失效
    硅环己烷化合物,其制备方法和含有它的液体硅藻土组合物

    公开(公告)号:US5567350A

    公开(公告)日:1996-10-22

    申请号:US383368

    申请日:1995-02-03

    摘要: A silacyclohexane compound of formula (I): ##STR1## wherein R denotes a linear-chain alkyl group, a mono- or di-fluoroalkyl group, a branched-chain alkyl group, an alkoxyalkyl group, or an alkenyl group: at least one of ##STR2## denotes a 1-sila-1,4-cyclohexylene or a 4-sila-1,4-cyclohexylene group whose silicon at position 1 or 4 is H, F, Cl or CH.sub.3, and the other denotes a 1,4-cyclohexylene group, a 1-sila-1,4-cyclohexylene or a 4-sila-1,4-cyclohexylene group whose silicon at position 1 or 4 is H F, Cl or CH.sub.3 ; X denotes a substitutional group at an equatorial position, specifically CN, an alkyl group with its end group replaced by a trifluoromethyl group, an alkoxy group, an alkanoyloxy group, an alkoxycarbonyl group, a linear-chain alkyl group, or an alkoxyalkyl group; Y denotes a group at an axial position, specifically H or CN when Y is connected to a carbon atom in said (B) group or H, F, Cl or CH.sub.3 when Y is connected to a silicon atom in said (B) group.

    摘要翻译: 式(I)的硅环己烷化合物:其中R表示直链烷基,单或二氟烷基,支链烷基,烷氧基烷基或烯基: “IMAGE”中的至少一个表示1-硅环-1,4-亚环己基或4-硅烷-1,4-亚环己基,其1或4位的硅为H,F,Cl或CH 3,另一个表示 位置1或4的硅为HF,Cl或CH3的1,4-亚环己基,1-硅烷-1,4-亚环己基或4-硅烷-1,4-亚环己基; X表示赤道位置的取代基,特别是CN,其端基被三氟甲基,烷氧基,烷酰氧基,烷氧基羰基,直链烷基或烷氧基烷基取代的烷基。 当Y连接到所述(B)基团中的硅原子时,Y表示在轴向位置的基团,特别是H或CN,当Y连接到所述(B)基团中的碳原子或H,F,Cl或CH 3时。