-
公开(公告)号:US06673448B2
公开(公告)日:2004-01-06
申请号:US09840608
申请日:2001-04-20
申请人: Bill Gustafsson , Hans Eklind , Ruth Dammert
发明人: Bill Gustafsson , Hans Eklind , Ruth Dammert
IPC分类号: D02G300
CPC分类号: H01B1/24 , C08K3/04 , C08L23/0876 , C08L2203/202 , C08L2312/00 , Y02P20/582 , Y10T428/2927 , Y10T428/2933 , Y10T428/294 , Y10T428/2947 , C08L23/08
摘要: 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.
摘要翻译: 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。
-
2.
公开(公告)号:US6005055A
公开(公告)日:1999-12-21
申请号:US666427
申请日:1996-07-30
CPC分类号: C08K5/42
摘要: 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.
摘要翻译: 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。
-
公开(公告)号:US20080254289A1
公开(公告)日:2008-10-16
申请号:US11884900
申请日:2006-02-23
申请人: Jan-Ove Bostrom , Annika Smedberg , Ruth Dammert , Lena Lindbom , Nigel Hampton , Bill Gustafsson , Ulf Nilsson , Perry Nylander , Claes Broman
发明人: Jan-Ove Bostrom , Annika Smedberg , Ruth Dammert , Lena Lindbom , Nigel Hampton , Bill Gustafsson , Ulf Nilsson , Perry Nylander , Claes Broman
CPC分类号: H01B3/441 , C08K5/01 , C08K5/14 , C09D123/083 , Y10T428/2933 , C08L23/083
摘要: The present invention relates to crosslinkable polymer composition, comprising an unsaturated polyolefin having a total amount of carbon-carbon double bonds/1000 carbon atoms of at least 0.1, at least one scorch retarder, and at least one crosslinking agent.
摘要翻译: 本发明涉及可交联聚合物组合物,其包含具有至少0.1的碳 - 碳双键/ 1000个碳原子的总量的不饱和聚烯烃,至少一种焦烧缓凝剂和至少一种交联剂。
-
公开(公告)号:US06268442B1
公开(公告)日:2001-07-31
申请号:US09391431
申请日:1999-09-08
申请人: Bill Gustafsson , Ruth Dammert , Jussi Laurell , Erik van Praet
发明人: Bill Gustafsson , Ruth Dammert , Jussi Laurell , Erik van Praet
IPC分类号: C08F200
摘要: A process for the reduction of reactor fouling at radical initiated high pressure polymerisation of ethylene (co)polymers is described. The process is characterised in that an adhesion reducing silicon containing compound is added to the polymerisation reactor, preferably in an amount of 0.001-3% by weight, based on the amount of polymer produced. Preferably the silicon containing compound is hexadecyl trimethoxy silane.
摘要翻译: 描述了在乙烯(共)聚合物的自由基引发的高压聚合下还原反应器结垢的方法。 该方法的特征在于,基于所生产的聚合物的量,将减粘含硅化合物加入到聚合反应器中,优选以0.001-3重量%的量加入聚合反应器中。 含硅化合物优选为十六烷基三甲氧基硅烷。
-
5.
公开(公告)号:US06586509B1
公开(公告)日:2003-07-01
申请号:US09749500
申请日:2000-12-26
IPC分类号: H01B344
CPC分类号: H01B3/441 , C08K5/0025 , C08K5/37 , C08L23/06 , C08L2203/202 , C08L2312/00 , C08L23/04
摘要: 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.
摘要翻译: 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。
-
公开(公告)号:US06667098B1
公开(公告)日:2003-12-23
申请号:US09958514
申请日:2001-10-09
申请人: Hans Eklind , Bill Gustafsson , Ola Fagrell
发明人: Hans Eklind , Bill Gustafsson , Ola Fagrell
IPC分类号: B32B1508
CPC分类号: H01B3/46 , Y10T428/2933 , Y10T428/294 , Y10T428/2942 , Y10T428/2962 , Y10T428/31663 , Y10T428/31678 , Y10T428/31692 , Y10T428/31699
摘要: A cable comprising an electrical conductor with insulating and protecting layers surrounding the conductor is described. The cable is characterised in that at least one layer selected from said insulating and protecting layers consists of a crosslinked ethylene-alkyl (meth)acrylate-unsaturated silane terpolymer composition wherein the alkyl (meth)acrylate comonomer comprises more than 5 mole % and the terpolymer composition has a tensile modulus, determined according to ISO 527-2 (1 mm/min) of less than 100 MPa. Preferably, the crosslinked ethylene-alkyl (meth)acrylate polymer is a moisture curable ethylene-alkyl (meth)acrylate-vinyl trialkoxysilane terpolymer, wherein the trialkoxysilan termonomer comprises 0.2-5% by weight of the polymer composition. The polymer composition may include from 0 up to 50% by weight of a plasticiser, up to 60% by weight of a filler, and up to 10% by weight of an additive.
摘要翻译: 描述了包括具有围绕导体的绝缘和保护层的电导体的电缆。 电缆的特征在于,选自所述绝缘和保护层中的至少一层由交联的(甲基)丙烯酸烷基酯(甲基)丙烯酸烷基酯 - 不饱和硅烷三元共聚物组合物组成,其中(甲基)丙烯酸烷基酯共聚单体包含大于5摩尔%的三元共聚物 组合物具有根据ISO 527-2(1mm / min)测定的拉伸模量小于100MPa。 优选地,交联的乙烯 - (甲基)丙烯酸烷基酯聚合物是可湿气固化的(甲基)丙烯酸烷基酯 - 乙烯基三烷氧基硅烷三元共聚物,其中三烷氧基硅烷单体包含0.2-5重量%的聚合物组合物。 聚合物组合物可以包括0至50重量%的增塑剂,至多60重量%的填料和至多10重量%的添加剂。
-
公开(公告)号:US09296883B2
公开(公告)日:2016-03-29
申请号:US13580882
申请日:2011-02-04
申请人: Ola Fagrell , Oscar Prieto , Christian Piel , Bill Gustafsson
发明人: Ola Fagrell , Oscar Prieto , Christian Piel , Bill Gustafsson
IPC分类号: H01B1/04 , C08L23/08 , C08F220/14 , C08F210/02 , C08K3/04 , C08L23/14
CPC分类号: C08L23/0846 , C08F210/02 , C08F220/14 , C08K3/04 , C08L23/142 , H01B3/441 , H01B3/447
摘要: The present invention relates to a semiconductive polymer composition comprising: —an ethylene copolymer (A) comprising methyl(meth)acrylate co-monomer units, wherein the ethylene copolymer (A) has a melt temperature of 80° C. or below, and—carbon black, wherein the ethylene copolymer (A) is produced in a autoclave high pressure reactor or in a multi-feed tubular reactor; to a semiconductive polymer composition comprising—an ethylene copolymer (A) comprising methyl(meth)acrylate, comonomer units; and—carbon black, wherein ethylene copolymer (A) is characterized in that the fraction obtained in the first fractionation step (fraction 1) in the fractionation method of ethylene copolymer (A) as described herein, is present in an amount of not more than 40 wt. % based on the total amount of the ethylene copolymer (A); and to a cable comprising a semiconductive layer comprising the semiconductive polymer composition and to the use of the semiconductive polymer composition in the preparation of a semiconductive layer of a power cable.
摘要翻译: 本发明涉及一种半导体聚合物组合物,其包含: - 包含(甲基)丙烯酸甲酯共聚单体单元的乙烯共聚物(A),其中所述乙烯共聚物(A)的熔融温度为80℃以下, 炭黑,其中乙烯共聚物(A)在高压釜高压反应器或多进料管式反应器中制备; 涉及包含 - 包含(甲基)丙烯酸甲酯,共聚单体单元的乙烯共聚物(A)的半导体聚合物组合物; 和碳黑,其中乙烯共聚物(A)的特征在于,如本文所述的乙烯共聚物(A)的分馏方法中在第一分馏步骤(馏分1)中获得的馏分的存在量不大于 40重量% 基于乙烯共聚物(A)的总量的%; 以及包含半导体聚合物组合物的半导电层以及半导体聚合物组合物在制备电力电缆的半导体层中的用途的电缆。
-
公开(公告)号:US20130032376A1
公开(公告)日:2013-02-07
申请号:US13580882
申请日:2011-02-04
申请人: Ola Fagrell , Oscar Prieto , Christian Piel , Bill Gustafsson
发明人: Ola Fagrell , Oscar Prieto , Christian Piel , Bill Gustafsson
CPC分类号: C08L23/0846 , C08F210/02 , C08F220/14 , C08K3/04 , C08L23/142 , H01B3/441 , H01B3/447
摘要: The present invention relates to a semiconductive polymer composition comprising:—an ethylene copolymer (A) comprising methyl(meth)acrylate co-monomer units, wherein the ethylene copolymer (A) has a melt temperature of 80 ° C. or below, and—carbon black, wherein the ethylene copolymer (A) is produced in a autoclave high pressure reactor or in a multi-feed tubular reactor; to a semiconductive polymer composition comprising—an ethylene copolymer (A) comprising methyl(meth)acrylate, comonomer units; and—carbon black, wherein ethylene copolymer (A) is characterized in that the fraction obtained in the first fractionation step (fraction 1) in the fractionation method of ethylene copolymer (A) as described herein, is present in an amount of not more than 40 wt. % based on the total amount of the ethylene copolymer (A); and to a cable comprising a semiconductive layer comprising the semiconductive polymer composition and to the use of the semiconductive polymer composition in the preparation of a semiconductive layer of a power cable.
摘要翻译: 本发明涉及一种半导体聚合物组合物,其包含: - 包含(甲基)丙烯酸甲酯共聚单体单元的乙烯共聚物(A),其中所述乙烯共聚物(A)的熔融温度为80℃以下, 炭黑,其中乙烯共聚物(A)在高压釜高压反应器或多进料管式反应器中制备; 涉及包含 - 包含(甲基)丙烯酸甲酯,共聚单体单元的乙烯共聚物(A)的半导体聚合物组合物; 和碳黑,其中乙烯共聚物(A)的特征在于,如本文所述的乙烯共聚物(A)的分馏方法中在第一分馏步骤(馏分1)中获得的馏分的存在量不大于 40重量% 基于乙烯共聚物(A)的总量的%; 以及包含半导体聚合物组合物的半导电层以及半导体聚合物组合物在制备电力电缆的半导体层中的用途的电缆。
-
公开(公告)号:US20090203848A1
公开(公告)日:2009-08-13
申请号:US11718028
申请日:2005-11-02
申请人: Bill Gustafsson , Mats Baeckman , Erik Van Praet
发明人: Bill Gustafsson , Mats Baeckman , Erik Van Praet
IPC分类号: C08L23/08
CPC分类号: C08L23/06 , C08L23/04 , C08L23/0815 , C08L2205/02 , C08L2205/025 , C08L2666/06
摘要: The present invention relates to a multimodal polyethylene composition for pipes which comprises polyethylene composition comprising a base resin which comprises (A) an ethylene homo- or copolymer fraction, and (B) an ethylene copolymer fraction comprising at least one alphaolefin comonomer having at least 4 carbon atoms, wherein (i) fraction (A) has a lower average molecular weight than fraction (B), and (ii) the comonomer content and the density d of the base resin satisfy the following relation: comonomer [mol %]>−0.0612 d [kg/m3] mol %/(kg/m3)+58.6, and (iii) the base resin comprises mom than 0.5 mol % of at least one alpha-olefin comonomer having at leant 4 carbon atoms. Furthermore, the present invention relates to a process for the production or said composition, a pipe comprising said composition and to the use of said composition for the production of a pipe.
摘要翻译: 本发明涉及一种用于管道的多峰聚乙烯组合物,其包含聚乙烯组合物,其包含基础树脂,其包含(A)乙烯均聚物或共聚物部分,和(B)乙烯共聚物部分,其包含至少一种具有至少4个的α-烯烃共聚单体 碳原子,其中(i)级分(A)的平均分子量低于级分(B),和(ii)基础树脂的共聚单体含量和密度d满足下列关系:共聚单体[mol%]> - 0.0612d [kg / m3] mol%/(kg / m3)+58.6,(iii)基础树脂包含比0.5摩尔%至少一种具有4个碳原子的α-烯烃共聚单体。 此外,本发明涉及生产或所述组合物的方法,包括所述组合物的管和所述组合物用于生产管的用途。
-
公开(公告)号:US06887939B2
公开(公告)日:2005-05-03
申请号:US10335931
申请日:2003-01-03
申请人: Udo Jegelka , Jochen Kirchhoff , Thomas Hjertberg , Bill Gustafsson , Johan Linner , Annika Smedberg
发明人: Udo Jegelka , Jochen Kirchhoff , Thomas Hjertberg , Bill Gustafsson , Johan Linner , Annika Smedberg
IPC分类号: C08L23/00 , C08F210/02 , C08F210/06 , C08K5/3435 , C08L23/06 , C08L23/08 , C08L23/14 , C08L75/04 , C08L39/04
CPC分类号: C08K5/3435 , C08F210/02 , C08L23/06 , C08L23/0892 , C08L2201/08 , C08L23/02 , C08L2666/04 , C08F220/34 , C08F2500/12
摘要: The present invention relates to a stabilizing agent for polymers or copolymers which is a copolymer of ethylene or propylene (A) and a vinyl compound (B) having the formula: wherein X is O, NH or NR5; R1, R2 and R3 are each independently H, C1-C8 alkyl, C1-C8 substituted aryl; R4 is H, C1-C8 alkyl, C6-C12 cycloalkyl, C1-C10 acyl, C1-C10 acyloxy or C1-C8 alkyl ether; R5 is C1-C8 alkyl and wherein the copolymer has at least 1 mol % (B) and has an MFR2 of 1-1000 g/10 min.
摘要翻译: 本发明涉及一种聚合物或共聚物的稳定剂,它是乙烯或丙烯(A)与具有下式的乙烯基化合物(B)的共聚物:其中X是O,NH或NR 5 ; R 1,R 2和R 3各自独立地为H,C 1 -C 8, C 1 -C 8烷基,C 1 -C 8烷基取代的芳基; R 4是H,C 1 -C 8烷基,C 6 -C 12烷基,C 1 -C 6烷基, 酰基,C 1 -C 10酰氧基,C 1 -C 10酰基,C 1 -C 10酰基,C 1 -C 10酰基,C 1 -C 10酰基, C 1 -C 8烷基醚; R 5是C 1 -C 8烷基,并且其中所述共聚物具有至少1mol%(B),并且具有MFR 3 2 <1-100克/ 10分钟。
-
-
-
-
-
-
-
-
-