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公开(公告)号:DE102005047463A1
公开(公告)日:2007-04-05
申请号:DE102005047463
申请日:2005-09-30
Applicant: BASF AG
Inventor: WEBER MARTIN , GOTTSCHALK AXEL , ITTEMANN PETER , HOENL HANS
Abstract: A thermoplastic molding composition comprising a specified mixture containing (a) a methyl methacrylate (co)polymer, (b) a vinyl aromatic-vinyl cyanide copolymer, (c) a graft copolymer and optionally (d) conventional additives is such that (1) the copolymeric core used for graft copolymer (c) has a monomodal particle size distribution and an average particle size (D 50) as measured by a described method of 300-400 nm; and (2) the difference of the refractive index of the total composition used to produce (c) and that of the (a)/(b) matrix is 0.003-0.008 as measured by a specified method. A thermoplastic molding composition comprising a specified mixture containing (c) a graft copolymer is such that (1) the copolymeric core used for graft copolymer (c) has a monomodal particle size distribution and an average particle size (D 50) as measured by a described method of 300-400 nm; and (2) the difference of the refractive index of the total composition used to produce (c) and that of the matrix based on the other polymers is 0.003-0.008 as measured by a specified method. The specified mixture comprises by weight (A) a methyl methacrylate polymer (30-69%) obtained by polymerization of (i) methyl methacrylate (90-100%) and (ii) a 1-8C alkyl acrylate (0-10%); (B) a copolymer (30-69%) obtained by copolymerization of (iii) a vinyl aromatic monomer (75-88%) and (iv) a vinyl cyanide (12-25%); (C) a graft copolymer (1-40%) comprising a core polymer (60-90%) obtained from (v) a 1,3-diene (65-89.9%), (vi) a vinyl aromatic monomer (10-34.9%) and (vii) an agglomeration polymer together with a first shell (5-20%) obtained by polymerization of (viii) a vinyl aromatic monomer (30-39%), (ix) a 1-8C alkyl methacrylate (61-70%) and (x) a crosslinking monomer (0-3%) and a second shell (5-20%) obtained by polymerization of (xi) a 1-8C alkyl methacrylate (70-98%) and (xii) a 1-8C alkyl acrylate (2-30%), the weight ratio first : second shell being 2 : 1-1 : 2; and optionally (D) conventional additives (up to 20%). An independent claim is also included for production of the mixtures by melt mixing of the components.
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公开(公告)号:DE102004004230A1
公开(公告)日:2005-08-11
申请号:DE102004004230
申请日:2004-01-27
Applicant: BASF AG
Inventor: WEBER MARTIN , GOTTSCHALK AXEL , HAENSEL WERNER , HECKMANN WALTER , HOENL HANS , MOSBACH NORBERT , NEVOIGT RALF , HEYMANN WOLFGANG
IPC: C08F279/02 , C08F279/04 , C08L25/08 , C08L25/10 , C08L25/12 , C08L25/14 , C08L51/00 , C08L51/04 , C08L55/02 , C08L77/00 , C08L77/02 , C08L77/06 , C08J5/10
Abstract: Thermoplastic molding compositions composed of A) a polyamide having amino or carboxy end groups or a mixture of these end groups, B) a mixture composed of at least two graft copolymers, each comprising a rubber as graft base and a graft based on an unsaturated monomer, where these differ at least 5% by weight from one another in their rubber contents, C) a rubber-free copolymer, comprising c1) at least 30% by weight, based on the total weight of all of the units present in C), of units which derive from a vinylaromatic monomer, c2) units which derive from a monomer which comprises a functional group which can react with the end groups of the polyamide A), and c3) units which derive from a monomer which comprises no functional groups which react with the end groups of the polyamide A), and also moreover, if desired, D) a rubber-free matrix polymer, E) a low-molecular-weight compound which comprises a dicarboxylic anhydride group, and F) an additive, or a mixture of various additives.
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公开(公告)号:DE10347870A1
公开(公告)日:2005-05-04
申请号:DE10347870
申请日:2003-10-10
Applicant: BASF AG
Inventor: WEBER MARTIN , GOTTSCHALK AXEL , HAENSEL WERNER , HECKMANN WALTER , HOENL HANS , DEININGER JUERGEN
IPC: C08F279/02 , C08F279/04 , C08F285/00 , C08F293/00 , C08K5/3435 , C08L35/06 , C08L51/04 , C08L53/00 , C08L55/02 , C08L77/00 , C08L77/02 , C08L77/06 , C08J5/00 , C08L55/00
Abstract: A thermoplastic molding composition comprises (a) a polyamide containing an end-group derived from a specified piperidine compound; and (b) a specified copolymer containing a functional group which can react with the end-group in (a). A thermoplastic molding composition comprises (a) a polyamide containing an end-group derived from a piperidine compound of formula (I); and (b) a copolymer which is (i) a rubber-free statistical copolymer containing a styrene, a monomer with a group reacting with the end-group of polyamide (a) and a monomer with no groups reactive with (a); (ii) a 95-99.5/0.5-5 Y/X block copolymer with Y being a mixture of a styrene with an ethylenically unsaturated ester or with a monomer other than maleic anhydride and X being an alternating structure of a styrene and an acid and/or anhydride comonomer; or (iii) a rubber-free statistical copolymer of methyl methacrylate, an acid and/or anhydride comonomer and optionally also a (meth)acrylic ester. [Image] R : an amide-forming group R7> or a functional group containing 1-4 same or different amide-forming groups R7>; R1>H, 1-20C alkyl, cycloalkyl, benzyl or OR6> with R6> = H, 1-20C alkyl, cycloalkyl or benzyl; R2> - R5>1-10C alkyl; R7>-(NHR9>), carboxyl or a carboxylic acid derivative; and R9>H, 1-8C alkyl, 3-10C cycloalkyl or 2-20C alkylene.
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公开(公告)号:DE10325778A1
公开(公告)日:2004-12-23
申请号:DE10325778
申请日:2003-06-05
Applicant: BASF AG
Inventor: WEBER MARTIN , GOTTSCHALK AXEL , HAENSEL WERNER , BRINKMANN-RENGEL SUSANNE
IPC: C08F293/00 , C08L51/00 , C08L53/00 , C08F222/06 , C08F212/08 , C08F220/44 , D01F1/00
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公开(公告)号:DE19961894A1
公开(公告)日:2001-06-21
申请号:DE19961894
申请日:1999-12-20
Applicant: BASF AG
Inventor: MC KEE GRAHAM EDMUND , GOTTSCHALK AXEL , SCHADE CHRISTIAN , NEUMANN RAINER , MESINGER CLAUDIA
Abstract: Transparent, impact-resistant thermoplastic moulding materials containing (A) a methyl methacrylate (co)polymer, (B) a vinylaromatic-acrylonitrile copolymer and (C) a graft copolymer with a bimodal particle size distribution, in which the difference between the refractive index of (C) and that of the mixture of other components is less than 0.01. Transparent, impact-resistant thermoplastic moulding materials (I) containing a mixture of (A) 4-80 wt% methyl methacrylate (MMA) polymer derived from 90-100 wt% MMA and 0-10 wt% 1-8C alkyl acrylate, (B) 5-75 wt% of a copolymer of 78-88 wt% vinylaromatic monomer (VAr) and 12-22 wt% acrylonitrile (AN), (C) 10-91 wt% of a graft copolymer with a bimodal particle size distribution, comprising an elastomeric core with a glass transition point (Tg) below 0 deg C and one or more grafted shells based on 1-8C alkyl (meth)acrylate esters and optionally VAr (up to 22C) and/or crosslinking monomers and (D) 0-20 wt% additives, in which the amounts of (A), (B) and (C) add up to 100 wt% and the difference between the refractive index (RI) of component (C) and that of the mixture of (A), (B) and optionally (D) is less than 0.01 units. Independent claims are also included for (a) a method for the production of (I) by melt-compounding the components; (b) film, fibres and moulded products consisting essentially of (I).
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公开(公告)号:DE19953955A1
公开(公告)日:2001-05-10
申请号:DE19953955
申请日:1999-11-09
Applicant: BASF AG
Inventor: GUENTHERBERG NORBERT , ITTEMANN PETER , GOTTSCHALK AXEL
Abstract: Thermoplastic molding materials containing (A) 80 -99.995 wt. %, in relation to the total weight of the molding material, of a copolymer comprised of (a1) 50 -99 wt. %, in relation to (A), of at least one vinyl aromatic monomer, and (a2) 1 - 50 wt.- %, in relation to (A), of at least one polar, copolymerizable comonomer, (B) 0.005 - 20 wt. %, in relation to (A), (B), and optionally (C), a rubber elastic block copolymer consisting of at least one polymerized unit block BA comprising aromatic monomers and forming a hard phase and at least one elastomer bock BB/A consisting of at least one polymerized unit comprising vinyl aromatic monomers in addition to a diene and forming a soft phase, wherein the glass transition temperature Tg of block BA is above 25 DEG C and the glass transition temperature of clock BB/A is below 25 DEG C, and (C) 0-300 wt. %, in relation to (A) and (B) of at least one other polymer, (D) 0 -30 wt. %, in relation to the total weight of the molding materials, of other additives and auxiliary processing agents.
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公开(公告)号:DE19941444A1
公开(公告)日:2001-03-01
申请号:DE19941444
申请日:1999-08-30
Applicant: BASF AG
Inventor: GOTTSCHALK AXEL , GEPRAEGS MICHAEL , WUENSCH JOSEF , WEBER MARTIN
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公开(公告)号:ES2142479T3
公开(公告)日:2000-04-16
申请号:ES95919431
申请日:1995-05-09
Applicant: BASF AG
Inventor: GOTTSCHALK AXEL , KRAPPE UDO , STADLER RAIMUND
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公开(公告)号:DE59507557D1
公开(公告)日:2000-02-10
申请号:DE59507557
申请日:1995-07-15
Applicant: BASF AG
Inventor: GOTTSCHALK AXEL , FISCH HERBERT , PIPPER GUNTER , WEBER MARTIN
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公开(公告)号:DE59507391D1
公开(公告)日:2000-01-13
申请号:DE59507391
申请日:1995-05-09
Applicant: BASF AG
Inventor: GOTTSCHALK AXEL , KRAPPE UDO , STADLER RAIMUND
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