会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 8. 发明授权
    • Plastic compositions partially crosslinked by unsaturated esters
    • 由不饱和酯部分交联的塑料组合物
    • US5994471A
    • 1999-11-30
    • US959166
    • 1997-10-28
    • Stefan SeelertJoachim RoschKlaus-Dieter RumplerMeinolf KerstingKarl Huber
    • Stefan SeelertJoachim RoschKlaus-Dieter RumplerMeinolf KerstingKarl Huber
    • C08J3/24C08F255/02C08F287/00C08J5/00C08K5/103C08L23/12C08L23/16C08L51/06D01F6/06D01F6/62C08L23/10C08L23/14C08L23/26
    • C08F287/00C08F255/02C08K5/103C08L23/12C08L23/16C08L2312/00
    • Partially crosslinked plastic compositions with a melt flow index at 230.degree. C. and under a load of 2.16 kg, of from 0.1 to 100 g/10 min, and a gel content of less than 12% by weight, is prepared froma) a polymer comprisinga.sub.1) from 60 to 92% by weight of a propylene homopolymer anda.sub.2) from 8 to 40% by weight of a propylene copolymer having C.sub.2 -C.sub.10 -alk-1-enes incorporated into its polymer chain and with a comonomer content, based on a.sub.2) of from 15 to 70% by weight, andb) a compound of the formula (I) ##STR1## where R.sup.1 is hydrogen or C.sub.1 -C.sub.4 -alkyl,X is substituted or unsubstituted C.sub.1 -C.sub.30 -alkyl or substituted or unsubstituted C.sub.7 -C.sub.30 -arylalkyl, where each of the alkyl groups may be interrupted byone or more oxygen atoms in ether moieties (--O--) or oxycarbonyl moieties (--O--CO--) and/or bynitrogen groups of the formula NR.sup.2, where R.sup.2 is hydrogen, C.sub. -C.sub.6 -alkyl or C.sub.1 -C.sub.6 -hydroxyalkyl,andn is the number 2 or 3,obtainable by reacting the polymer a) with the compound b) at from 180 to 280.degree. C., under a pressure of from 1 to 100 bar, and with mean residence times of the reaction mixture of from 0.2 to 10 minutes.
    • 熔体流动指数在230℃,负荷2.16kg,0.1-100g / 10min,凝胶含量小于12wt%的部分交联塑料组合物由a)a 聚合物,其包含a1)60至92重量%的丙烯均聚物,和a2)8至40重量%的具有C2-C10-烷-1-烯的丙烯共聚物,其加入到其聚合物链中并具有共聚单体含量, 基于a2)为15〜70重量%,和b)式(I)的化合物,其中R 1为氢或C 1 -C 4 - 烷基,X为取代或未取代的C 1 -C 30 - 烷基或取代或未取代的C 7 -C 30 - 芳烷基,其中每个烷基可以被醚部分(-O-)或氧羰基部分(-O-CO-)中的一个或多个氧原子和/或由式NR 2的氮基团间隔,其中 R2是氢,C-C6烷基或C1-C6-羟基烷基,n是2或3,可以通过使聚合物a)与化合物b)在180-280℃下反应,得到 压力为1至100巴,反应混合物的平均停留时间为0.2至10分钟。