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1. 发明申请

WO2020016144A1 POLYOLEFIN-BASED HOT MELT ADHESIVE COMPOSITION 审中-公开
公开(公告)号：WO2020016144A1
公开(公告)日：2020-01-23
申请号：PCT/EP2019/068940
申请日：2019-07-15
申请人： BASELL POLIOLEFINE ITALIA S.R.L.
发明人： MARCHINI, Roberta , GUERRA, Silvia , PASQUALI, Stefano , RASTOGI, Ankur , SPATARO, Stefano
IPC分类号： C09J123/20 , C08F210/08 , C08F210/16 , C08F4/659
摘要： The present disclosure relates to a polyolefin-based hot melt adhesive composition endowed, with a good balance between thermal properties, crystallinity, viscosity and adhesive properties, comprising: (A) 25-75 wt.% of a copolymer of butene- 1 with a Melt Flow Rate, measured according to 1SO 1133 (190°C, 2,16kg), higher than 1500; and (B) 75-25 wt.% of at least one additional component selected from among waxes, resins, plasticizers, additional polymers and mixtures thereof, wherein the amounts of A) and B) are referred to the total weight of A) + B).

2. 发明申请

WO2020016143A1 POLYOLEFIN-BASED HOT MELT ADHESIVE COMPOSITION 审中-公开
公开(公告)号：WO2020016143A1
公开(公告)日：2020-01-23
申请号：PCT/EP2019/068939
申请日：2019-07-15
申请人： BASELL POLIOLEFINE ITALIA S.R.L.
发明人： MARCHINI, Roberta , GUERRA, Silvia , PASQUALI, Stefano , RASTOGI, Ankur , SPATARO, Stefano
IPC分类号： C09J123/20 , C08L23/20 , C08F210/08 , C08F4/659
摘要： The present disclosure relates to a polyolefin-based hot melt adhesive composition endowed, with a good, balance between thermal properties, crystallinity, viscosity and adhesive properties, comprising: (A) 28-75 wt.% of a copolymer of butene-1 with Melt Flow Rate values, measured according to ISO 1133 (190°C, 2,16kg), of from 200 to 1500 g/10min.; and (B) 25-72 wt.% of at least one additional component selected from among waxes, resins, plasticizers, additional polymers and mixtures thereof, wherein the amounts of A) and B) are referred to the total weight of A) + B).

3. 发明申请

WO2018069127A1 NUCLEATED PROPYLENE POLYMER COMPOSITION 审中-公开
标题翻译：成核丙烯聚合物组合物
公开(公告)号：WO2018069127A1
公开(公告)日：2018-04-19
申请号：PCT/EP2017/075288
申请日：2017-10-05
申请人： BASELL POLIOLEFINE ITALIA S.R.L.
发明人： MASSARI, Paola , FELISATI, Andrea , IZZI, Marco , CAVALIERI, Claudio , CIARAFONI, Marco , GUERRA, Silvia , PANTALEONI, Roberto , MALIZIA, Federica
IPC分类号： C08L23/12
摘要： A nucleated propylene polymer composition comprising: A) from 77 wt% to 91 wt%, of a propylene homopolymer having a fraction insoluble in xylene at 25 °C higher than 95 %; B) from 9 wt % to 23 wt%, of a copolymer of propylene with from 28.0 wt% to 42.0 wt% of ethylene derived units; the composition having an intrinsic viscosity of the fraction soluble in xylene at 25 °C comprised between 1.0 dl/g and 1.9 dl/g, a fraction soluble in xylene at 25 °C comprised between 9.0 wt% and 21.0 wt%, a total melt flow rate (Melt Flow Rate according to ISO 1133, condition L, i.e. 230°C and 2.16 kg load) comprised between 1.5 and 5 g/10 min and the value of the relation (I): 22.5+0.2*MFR-1.2*Xs+0.2*IV is higher than 5.9; wherein MFR is the melt flow rate of the nucleated composition (Melt Flow Rate according to ISO 1133, condition L, i.e. 230°C and 2.16 kg load); IV is the intrinsic viscosity of the fraction soluble in xylene at 25 °C; and Xs is the fraction soluble in xylene at 25°C; wherein the amount of A+B is equal to 100 wt% and wherein the nucleated agent is selected from the group consisting of aromatic or aliphatic carboxylic acids, aromatic metal phosphates, sorbitol derivatives and talc.
摘要翻译： 1.一种成核丙烯聚合物组合物，其包含：A）77重量％至91重量％的丙烯均聚物，其在25℃下具有不溶于二甲苯的部分，其含量高于95％; B）9重量％至23重量％的丙烯与28.0重量％至42.0重量％的乙烯衍生的单元的共聚物; 所述组合物在25℃下的可溶于二甲苯的部分的特性粘度为1.0dl / g至1.9dl / g，在25℃下可溶于二甲苯的部分为9.0wt％至21.0wt％，总熔体流动速率（根据ISO 1133的熔体流动速率，条件L，即230℃和2.16kg载荷）为1.5至5g / 10min，并且关系式（I）的值为：22.5±0.2 * MFR- 1.2 * Xs + 0.2 * IV高于5.9; 其中MFR是成核组合物的熔体流动速率（根据ISO 1133的熔体流动速率，条件L，即230℃和2.16kg载荷）; IV是在25℃可溶于二甲苯的部分的特性粘度; Xs是在25℃可溶于二甲苯的部分; 其中A + B的量等于100wt％，并且其中成核剂选自芳族或脂族羧酸，芳族金属磷酸盐，山梨糖醇衍生物和滑石。

4. 发明申请

WO2022023408A1 BUTENE-1 POLYMER COMPOSITIONS HAVING A SHORT CRYSTALLIZATION TIME 审中-公开
公开(公告)号：WO2022023408A1
公开(公告)日：2022-02-03
申请号：PCT/EP2021/071127
申请日：2021-07-28
申请人： BASELL POLIOLEFINE ITALIA S.R.L.
发明人： GUERRA, Silvia , MARCHINI, Roberta , SPATARO, Stefano
IPC分类号： C08K3/34 , C08L23/20
摘要： The present disclosure relates to a butene-1 polymer composition, particularly suited for the preparation of pipes, comprising: A) from 97.5% to 99.85% by weight, with respect to the total weight of A) and B), of a butene-1 polymer or polymer composition; B) from 0.15% to 2.5% by weight, with respect to the total weight of A) and B), of talc in form of particles having a volume based particle diameter distribution Dv (0.95) of 45 µm or lower; and, optionally C) from 0.01% to 2% by weight of an ethylene polymer; the amount of C) being referred to the total weight of A) + B) + C), which amounts to 100%.

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