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    • 1. 发明授权
    • Composition for electric cables comprising thiodiol fatty acid diesters
    • 包含硫醇脂肪酸二酯的电缆组合物
    • US06586509B1
    • 2003-07-01
    • US09749500
    • 2000-12-26
    • Jan-Ove BoströmRuth DammertBill GustafssonAnnika Smedberg
    • Jan-Ove BoströmRuth DammertBill GustafssonAnnika Smedberg
    • H01B344
    • H01B3/441C08K5/0025C08K5/37C08L23/06C08L2203/202C08L2312/00C08L23/04
    • A composition for an insulating layer of an electric cable wherein the composition contains an ethylene plastic as the base resin and further contains up to about 5% by weight of additives including antioxidant, and peroxide cross-linking agent. The composition is characterised in that the antioxidant additive includes a compound of the formula (V): R1(—(C+O)O—)k(CH2)1—S—(CH2)m(—OO(C═O)—)nR2 where R1 and R2, which are the same of different, are C7-C23 alkyl, C7-C23 alkenyl, R3—Ar—, Ar—R3—, or AR—, where R3 is C8-C24 alkyl and Ar is c6-c14 aryl; k and n, which are the same of different, are 0 or 1, l and m, which are the same or different, are integers ≧0; with the proviso that the compound is free from phenolic groups; and that the compositions is free from compounds having the formula (VI): R—O—(C═O)—CH2CH2SCH2CH2—(C═O)—O—R where R is a C8-C20 alkyl group.
    • 用于电缆绝缘层的组合物,其中所述组合物含有乙烯塑料作为基础树脂,并且还含有至多约5重量%的包括抗氧化剂和过氧化物交联剂的添加剂。 该组合物的特征在于抗氧剂添加剂包括式(Ⅴ)化合物:R1( - (C + O)O-)k(CH2)1-S-(CH2)m(-OO(C = O) - )n R 2其中R 1和R 2相同的是C 7 -C 23烷基,C 7 -C 23烯基,R 3 -Ar-,Ar-R 3 - 或AR-,其中R 3是C 8 -C 24烷基,Ar是 c6-c14芳基; k和n是相同或不同的,0或1,l和m相同或不同,它们是> = 0的整数; 条件是该化合物不含酚基; 并且该组合物不含具有式(Ⅵ)的化合物:R-O-(C = O)-CH 2 CH 2 SCH 2 CH 2 - (C = O)-O-R,其中R是C 8 -C 20烷基。
    • 3. 发明授权
    • Polyethylene compatible sulphonic acids as silane crosslinking catalysts
    • 聚乙烯相容的磺酸作为硅烷交联催化剂
    • US6005055A
    • 1999-12-21
    • US666427
    • 1996-07-30
    • Ruth DammertBill GustafssonBernt-.ANG.ke Sultan
    • Ruth DammertBill GustafssonBernt-.ANG.ke Sultan
    • C08G77/08C08K5/42C08L83/04C08J3/24
    • C08K5/42
    • A crosslinkable polymer composition contains a crosslinkable polymer with hydrolysable silane groups and at least one silanol condensation catalyst. The polymer composition is distinguished by the silanol condensation catalyst being a compound of the formula ArSO.sub.3 H (I) or a precursor thereof, Ar being a substituted benzene or naphthalene ring, the substituent or substituents containing 4-20 carbon atoms, preferably 10-18 carbon atoms. The precursor may be an anhydride of the sulphonic acid of formula (I), or a sulphonic acid of formula (I) provided with a hydrolysable protective group, eg. an acetyl group. Specific examples of compounds of formula (I) are dodecyl benzene sulphonic acid and tetrapropyl benzene sulphonic acid.
    • PCT No.PCT / SE94 / 01028 Sec。 371日期:1996年7月30日 102(e)日期1996年7月30日PCT 1994年11月3日PCT PCT。 WO95 / 17463 PCT出版物 日期1995年6月29日可交联聚合物组合物含有可水解硅烷基团的交联聚合物和至少一种硅烷醇缩合催化剂。 聚合物组合物的特征在于作为式ArSO 3 H(I)的化合物或其前体的硅烷醇缩合催化剂,Ar是取代的苯或萘环,取代基或含有4-20个碳原子的取代基,优选10-18个碳原子 原子 前体可以是式(I)的磺酸的酸酐或具有可水解保护基团的式(I)的磺酸,例如。 乙酰基。 式(I)化合物的具体实例是十二烷基苯磺酸和四丙基苯磺酸。
    • 4. 发明授权
    • Electric cable and a method for the production thereof
    • 电缆及其制造方法
    • US06673448B2
    • 2004-01-06
    • US09840608
    • 2001-04-20
    • Bill GustafssonHans EklindRuth Dammert
    • Bill GustafssonHans EklindRuth Dammert
    • D02G300
    • H01B1/24C08K3/04C08L23/0876C08L2203/202C08L2312/00Y02P20/582Y10T428/2927Y10T428/2933Y10T428/294Y10T428/2947C08L23/08
    • A semiconducting composition for electric cables, an electric cable incorporating the composition, and a method of producing a cross-linked semiconducting layer of an electric cable are disclosed. The semiconducting composition comprises, based on the total weight of the composition, (a) 50-90% by weight of an ethylene copolymer, (b) carbon black in an amount at least sufficient to make the composition semiconducting, (c) 0-8% by weight of a peroxide cross-linking agent, (d) 0-8% by weight of conventional additives, characterised in that the ethylene copolymer (a) is a heterogeneous ethylene-alkyl(meth)acrylate copolymer, which besides ethylene moieties comprises 2-10 mole % of an alkyl(meth)acrylate comonomer moiety, chosen among methyl(meth)acrylate, ethyl(meth)acrylate, (iso-)propyl(meth)acrylate and butyl(meth)acrylate, and the melting point of which is at least 95° C. and is higher than (108.5−1.7×(mole % of alkyl (meth)acrylate comonomer)) degree centigrade. The copolymer is preferably obtained by high pressure radical polymerisation in a tubular reactor.
    • 公开了一种用于电缆的半导体组合物,包含该组合物的电缆,以及一种制造电缆的交联半导体层的方法。 半成品组合物基于组合物的总重量包含(a)50-90重量%的乙烯共聚物,(b)至少足以使组合物半导体的量的碳黑,(c)0- 8重量%的过氧化物交联剂,(d)0-8重量%的常规添加剂,其特征在于乙烯共聚物(a)是非均相乙烯 - (甲基)丙烯酸烷基酯共聚物,除了乙烯部分包括 选自(甲基)丙烯酸甲酯,(甲基)丙烯酸乙酯,(甲基)丙烯酸(甲基)丙酯和(甲基)丙烯酸丁酯中的(甲基)丙烯酸烷基酯共聚单体部分的2-10摩尔% 其高于(108.5-1.7倍(摩尔(%)(甲基)丙烯酸烷基酯共聚单体))的摄氏度。 共聚物优选通过管式反应器中的高压自由基聚合获得。
    • 6. 发明授权
    • Pigmented cable jacket comprising color pigments
    • 包含彩色颜料的着色电缆护套
    • US06866933B2
    • 2005-03-15
    • US10338277
    • 2003-01-08
    • Ruth DammertMagnus NilssonMagnus Persson
    • Ruth DammertMagnus NilssonMagnus Persson
    • C08L23/06H01B3/30C08L23/04H01B9/00H01B11/00
    • H01B3/30C08L23/06C08L2203/202C08L2205/02C08L2205/025C08L2308/00C08L2310/00Y10T428/2933Y10T428/2938Y10T428/294Y10T428/2947C08L2666/06
    • The invention relates to a pigmented cable jacket comprising a polymer composition which comprises a multimodal polyolefin, preferably polyethylene, and pigment composition comprising a color pigment wherein a blend of said pigment composition and said polymer composition is showing an average diameter of spherulites as determined according to the dissolution-recrystallization method which is at most 50% lower, more preferred at most 30% lower and still more preferred at most 10% lower than the average diameter of spherulites in the non-blended polymer composition as determined according to the dissolution-recrystallization method.Further, the invention relates to the use of a color pigment for the production of such a pigmented cable jacket comprising a polymer composition which comprises a multimodal polyolefin, preferably polyethylene, and a pigment composition comprising said color pigment wherein said pigment is a non-warping pigment and to the use of a multimodal polyolefin, preferably polyethylene, for the production of such a pigmented cable jacket comprising a polymer composition which comprises said multimodal polyolefin and a pigment composition comprising a color pigment wherein said pigment is a non-warping pigment.
    • 本发明涉及一种着色电缆护套,其包含聚合物组合物,其包含多峰聚烯烃,优选聚乙烯,以及包含着色颜料的颜料组合物,其中所述颜料组合物和所述聚合物组合物的共混物显示根据 溶解重结晶方法比根据溶解重结晶确定的非共聚聚合物组合物中的球晶的平均直径低至多50%,更优选至多30%,更优选至多10% 此外,本发明涉及彩色颜料用于生产这种着色电缆护套的用途,其包含聚合物组合物,其包含多峰聚烯烃,优选聚乙烯,和包含所述着色颜料的颜料组合物,其中所述颜料为非 优选使用多模聚烯烃 可以是聚乙烯,用于生产这样的着色电缆护套,其包含聚合物组合物,其包含所述多峰聚烯烃和包含着色颜料的颜料组合物,其中所述颜料是非翘曲颜料。
    • 7. 发明授权
    • Insulating composition for communication cables
    • 通信电缆绝缘组合物
    • US06180721B2
    • 2001-01-30
    • US09261830
    • 1999-03-03
    • Laila RogestedtHans-Bertil MartinssonLars ThornRuth Dammert
    • Laila RogestedtHans-Bertil MartinssonLars ThornRuth Dammert
    • H01B718
    • H01B3/441Y10T29/49123
    • An insulating composition for communication cables (2) is disclosed as well as a telesingle wire (2) which comprises the insulating composition and a telecommunication cable (1) which comprises a plurality of telesingle wires (2) including the insulating composition. The insulating composition comprises a multimodal olefin polymer mixture, obtained by polymerization of at least one &agr;-olefin in more than one stage having a density of about 0.920-0.965 g/cm3, a melt flow rate (MFR2) of about 0.2-5 g/10 min, an FRR21/2≧60, and an environmental stress cracking resistance (ESCR) according to ASTM D 1693 A/10% Igepal, of at least 500 hrs, said olefin polymer mixture comprising at least a first and a second olefin polymer, of which the first is selected from (a) a low molecular weight (MW) olefin polymer with a density of about 0.925-0.975 g/cm3 and a melt flow rate (MFR2) of about 300-20 000 g/10 min, and (b) a high molecular weight (MW) olefin polymer with a density of about 0.880-0.950 g/cm3 and a melt flow rate (MFR21) of about 0.5-20 g/10 min.
    • 公开了一种用于通信电缆(2)的绝缘组合物,以及包括绝缘组合物的电缆单线(2)和包括绝缘组合物的多个电话线(2)的电信电缆(1)。 绝缘组合物包括多峰烯烃聚合物混合物,其通过在多于一个阶段中聚合至少一种α-烯烃获得,密度为约0.920-0.965g / cm 3,熔体流动速率(MFR 2)为约0.2-5g / 10分钟,FRR21 / 2> = 60和根据ASTM D 1693A / 10%Igepal的耐环境应力开裂性(ESCR)为至少500小时,所述烯烃聚合物混合物包含至少第一和第二 烯烃聚合物,其首先选自(a)密度为约0.925-0.975g / cm 3的低分子量(MW)烯烃聚合物和约300-20,000g / 10min的熔体流动速率(MFR 2) min,和(b)密度为约0.880-0.950g / cm 3,熔体流动速率(MFR21)为约0.5-20g / 10min的高分子量(MW)烯烃聚合物。
    • 8. 发明授权
    • Tinorganic catalyst with increased crosslinking speed for silane
crosslinking reactions
    • 硅烷交联反应的交联速度提高的锡有机催化剂
    • US5891979A
    • 1999-04-06
    • US669276
    • 1996-07-30
    • Ruth DammertBernt-.ANG.ke Sultan
    • Ruth DammertBernt-.ANG.ke Sultan
    • C08K5/57C08G77/08
    • C08K5/57
    • A cross-linkable polymer composition contains a cross-linkable polymer with hydrolysable silane groups and at least one silanol condensation catalyst. The polymer composition is distinguished by the silanol condensation catalyst being a tinorganic compound of formula (I); RSn(OH).sub.k X.sub.1 OSn(OH).sub.m X.sub.n R', wherein R and R' are hydrocarbon radicals, R' being the same as or different from R, X is a halogen, h is 1 or 2, j is 1 or 2, h+j=3, k, l, m and n are 1 or 2, k+1=2, m+n=2 and at least one of 1 and n is different from 0. Preferably, the composition contains 0.0001-3% by weight of the silanol condensation catalyst.
    • PCT No.PCT / SE94 / 00773 Sec。 371日期:1996年7月30日 102(e)日期1996年7月30日PCT 1994年8月25日PCT公布。 公开号WO95 / 17464 日期1995年6月29日可交联聚合物组合物含有具有可水解硅烷基团的可交联聚合物和至少一种硅烷醇缩合催化剂。 聚合物组合物的特征在于硅烷醇缩合催化剂是式(I)的锡有机化合物; RSn(OH)kX1OSn(OH)mXnR',其中R和R'是烃基,R'与R相同或不同,X是卤素,h是1或2,j是1或2,h + j = 3,k,l,m和n为1或2,k + 1 = 2,m + n = 2,1和n中的至少一个不同于0。优选地,组合物含有0.0001-3% 硅烷醇缩合催化剂的重量。
    • 9. 发明授权
    • Multimodal polymer composition
    • 多峰聚合物组成
    • US06185349B2
    • 2001-02-06
    • US09262145
    • 1999-03-03
    • Ruth DammertEeva-Leena HeinoTarja KorvenojaHans-Bertil Martinsson
    • Ruth DammertEeva-Leena HeinoTarja KorvenojaHans-Bertil Martinsson
    • G02B644
    • C08F10/00C08F10/02C08F210/16C08L23/0815C08L2205/02C08L2314/02G02B6/4407C08F4/6546C08F4/025C08F2/001C08L2666/04C08F210/08C08F2500/02C08F2500/01C08F2500/07C08F2500/12C08F2500/17C08F2500/11
    • A multimodal polymer composition for fiber optical cables and a fiber optical cable comprising the composition are disclosed. The composition is characterized in that it comprises a multimodal polyethylene with a density of 0.920-0.965 g/cm3 and a viscosity at a shear stress of 2.7 kPa (&eegr;2.7kPa) of at least 150 kPa.s, said multimodal polyethylene comprising a low molecular weight (LMW) ethylene homo- or copolymer fraction and a high molecular weight (HMW) ethylene copolymer fraction, said multimodal polymer composition having a weight ratio of the LMW fraction to the HMW fraction of (35-55):(65-45). Preferably, the multimodal polyethylene is a bimodal polyethylene and has a shear thinning index (SHI), defined as the ratio of the viscosities at shear stresses of 2.7 and 210 kPa, respectively, of SHI2.7/210=20-150. Also, preferably, the multimodal polyethylene has a MFR5 of 0.1-2.0 g/10 min and a melt strength at 190° C. of at least 4 g. The multimodal polymer composition is particularly useful as a material for slotted core elements of fiber optical cables of the slotted core type.
    • 公开了一种用于光纤光缆的多峰聚合物组合物和包含该组合物的光纤光缆。 该组合物的特征在于其包含密度为0.920-0.965g / cm 3的多峰聚乙烯和在2.7kPa(eta2.7kPa)的剪切应力下的粘度为至少150kPa.s,所述多峰聚乙烯包含低 分子量(LMW)乙烯均聚物或共聚物部分和高分子量(HMW)乙烯共聚物部分,所述多峰聚合物组合物具有LMW部分与HMW部分的重量比(35-55):(65-45) )。 优选地,多峰聚乙烯是双峰聚乙烯,其剪切稀化指数(SHI)定义为SHI2.7 / 210 = 20-150的剪切应力分别为2.7和210kPa的粘度比。 此外,优选地,多峰聚乙烯的MFR 5为0.1-2.0g / 10min,190℃下的熔体强度为至少4g。 多峰聚合物组合物特别可用作开槽型纤维光缆的开槽芯元件的材料。