阅读说明：本技术 热塑性模塑材料 (Thermoplastic molding materials ) 是由 P·斯皮斯 J·西蒙 S·阿林格 M·韦伯 于 2019-08-12 设计创作，主要内容包括：通过使以下组分聚合而制得的共聚酰胺c)用于提高由包含不同于共聚酰胺c)的热塑性聚酰胺的模塑材料制成的模塑制品的冲击强度和/或断裂伸长率的的用途：A’)15重量％至84重量％的至少一种内酰胺,B’)16重量％至85重量％的单体混合物(M),其包含以下组分：B1’)至少一种C_(32)-C_(40)-二聚酸,和B2’)至少一种C_4-C_(12)-二胺,其中组分A’)和B’)的重量百分比各自基于组分A’)和B’)的重量百分比的总和计。(Use of a copolyamide c) prepared by polymerizing the following components for improving the impact strength and/or elongation at break of a molded article made of a molding material comprising a thermoplastic polyamide different from copolyamide c): a ') from 15 to 84% by weight of at least one lactam, B') from 16 to 85% by weight of a monomer mixture (M) comprising the following components: b1') at least one C 32 ‑C 40 Dimer acid, and B2') at least one C 4 ‑C 12 Diamines, wherein the weight percentages of components A ') and B') are each based on the sum of the weight percentages of components A ') and B').)

1. use of a copolyamide c) prepared by polymerizing the following components for improving the impact strength and/or elongation at break of a molded article made of a molding material comprising a thermoplastic polyamide different from copolyamide c):

a') from 15 to 84% by weight of at least one lactam,

b') from 16 to 85% by weight of a monomer mixture (M) comprising the following components:

b1') at least one C₃₂-C₄₀-dimer acid, and

b2') at least one C₄-C₁₂-a diamine, in which the diamine is a diamine,

wherein the weight percentages of components A ') and B') are each based on the sum of the weight percentages of components A ') and B').

2. Use according to claim 1, wherein the thermoplastic molding material further comprises at least one elastomer selected from the group consisting of:

b1) copolymers of ethylene with at least one comonomer selected from:

C_3-12olefins, (meth) acrylic acid C_1-12Alkyl esters, (meth) acrylic acid and maleic anhydride, byAs component B1),

b2) polyethylene or polypropylene, as component B2),

wherein components B1) and B2) may additionally be grafted with maleic anhydride.

3. A thermoplastic molding material comprising

a)38.8 to 98.8% by weight of at least one thermoplastic polyamide different from component C), as component A),

b)1.0 to 50.0% by weight of at least one elastomer as component B), selected from:

b1) copolymers of ethylene with at least one comonomer selected from:

C_3-12olefins, (meth) acrylic acid C_1-12Alkyl esters, (meth) acrylic acid and maleic anhydride as component B1),

b2) polyethylene or polypropylene, as component B2),

wherein components B1) and B2) may additionally be grafted with maleic anhydride,

c)0.2 to 50% by weight of at least one copolyamide as component C) prepared by polymerizing:

a') from 15 to 84% by weight of at least one lactam,

b') from 16 to 85% by weight of a monomer mixture (M) comprising the following components:

b1') at least one C₃₂-C₄₀-dimer acid, and

b2') at least one C₄-C₁₂-a diamine, in which the diamine is a diamine,

wherein the weight percentages of components A ') and B') are each based on the sum of the weight percentages of components A ') and B'),

d)0 to 60% by weight of glass fibers as component D),

e) from 0% to 30% by weight of further additives and processing aids as component E),

wherein the weight percentages of components A) to E) total 100 weight%.

4. A molding material as claimed in claim 3, wherein in component C), component A') is selected from: 3-aminopropionolactam, 4-aminobutyrolactam, 5-aminopentanolactam, 6-aminocaprolactam, 7-aminoheptanolactam, 8-aminocapryllactam, 9-aminononanolactam, 10-aminodecanolactam, 11-aminoundecanolactam and 12-aminododecanolactam.

5. A molding material as claimed in claim 3 or 4, wherein, in component C), component B2') is selected from: tetramethylenediamine, pentamethylenediamine, hexamethylenediamine, decamethylenediamine, and dodecamethylenediamine.

6. A molding material as claimed in any of claims 3 to 5, wherein component C) is PA 6/6.36.

7. Thermoplastic molding material according to any of claims 3 to 6, wherein component A) is selected from: polyamide 6, polyamide 66, polyamide 6.10 and copolymers or mixtures thereof.

8. A molding material as claimed in any of claims 3 to 7, wherein component C) is used in an amount of from 0.3 to 40% by weight, preferably from 0.5 to 25% by weight, preferably from 1.0 to 10.0% by weight.

9. A molding material according to any of claims 3 to 8, wherein it comprises component B1), the at least one comonomer in B1) being selected from: c_3-8Olefins, acrylic acid C_2-6-alkyl esters, maleic anhydride.

10. Moulding material according to any of claims 3 to 9, characterized in that it comprises components B1) and/or B2) grafted with maleic anhydride.

11. A process for preparing a thermoplastic molding material according to any of claims 3 to 10 by mixing components a) to E).

12. Use of the thermoplastic molding materials according to any of claims 3 to 10 for producing fibers, films and molded articles.

13. A fiber, film or molded article made from the thermoplastic molding material according to any of claims 3 to 10.

14. A process for preparing a fiber, film or molded article according to claim 13 by extrusion, injection molding or blow molding of the thermoplastic molding material according to any of claims 3 to 10.

Examples

Example I

The following input materials were used:

polyamide 6: from BASF SEB24N 03, melting point: viscosity number (0.5% in 96% H) at 220 ℃₂SO₄The following are added: 115-135ml/g, amino end group: 39-47 millimoles/kg

Elastomer 1: ethylene-propylene elastomers grafted with maleic anhydride; purchased from ExxonMobil Petroleum&Exxelor of Chemical BVBA^TMVA 1801, density: 0.88g/ml, melt flow index (230 ℃/10 kg; ISO 1133): 9g/10min, glass transition temperature: -44 deg.C

Elastomer 2: ethylene-butyl acrylate copolymer available from lyondellbasell as Lucalan A2700M

Elastomer 3: ethylene butyl acrylate copolymer available from lyondellbaell as Lucalan A2540D

PA 6/6.36: 67% by weight of caprolactam, 5% by weight of hexamethylenediamine and 28% by weight of C₃₆Copolyamides of diacids, melting point: 196 deg.C

Stabilizer 1: from BASF SEB 1171

Filling: micro Talc IT Extra from Mondo Minerals BV

Polyamide 6.10: zytel RS LC3060 NC010 from DuPont de Nemours (Deutschland) GmbH, melting point: viscosity number (formic acid, ISO 307) at 220 ℃: 135-149ml/g

Elastomer 4: ethylene-1-octene copolymer grafted with maleic anhydride, FUSABOND N598 available from DuPont International Operations S arl, glass transition temperature (ASTM D3418): -50 ℃, density: 0.87g/ml

Elastomer 5: ethylene-butyl acrylate copolymer grafted with maleic anhydride, Compoline CO/PA BA available from AUSERPOLOMEI SRL, Density: 0.92-0.93g/ml, melt flow index 190 ℃/2.16kg, ISO 1133): 2-4g/10min

Stabilizer 2: from BASF SE1098ID

Lubricant: stearic acid metal salt

The molding materials were prepared by mixing the ingredients listed below in a twin-screw extruder ZE 25A UTXi at a temperature of 260 ℃. The properties specified in tables 1 and 2 below were determined by specified standards valid in 2018. The proportions of the ingredients are reported in weight%.

TABLE 1

TABLE 2

Example II

The following input materials were used:

polyamide 6: ultramid B22 NE 01 from BASF SE, viscosity number (0.5% in 96% H)₂SO₄The following are added: 103-112ml/g, amino end group: 56-63 millimoles/kg

Glass fiber: chopped Glass Fiber PPG3660 available from Electric Glass Fiber NL b.v.

Elastomer 6: amorphous ethylene copolymer grafted with 0.5 to 1% by weight of maleic anhydride, density: 0.8g/ml, glass transition temperature: -59 ℃ Exxelor^TMVA 1803 purchased from ExxonMobil Petroleum&Chemical BVBA

Carbon black: a Masterbatch (Masterbatch) consisting of 30% by weight of carbon black in PA 6; ultrabatch 420 available from Clariant Plastics & coatings (Deutschland) GmbH

Lubricant: acrawax C Beads from Lonza Cologne GmbH

Stabilizer 2: irganox 1098ID from BASF SE

PA 6/6.36: 67% by weight of caprolactam, 5% by weightAnd 28% by weight of C₃₆Copolyamides of diacids, melting point: 196 deg.C

The molding materials were prepared by mixing the constituents listed below at a temperature of 260 ℃ in a twin-screw extruder ZSK 25. The properties specified in tables 3 and 4 below were determined by specified standards valid in 2018. The proportions of the ingredients are reported in weight%.

Table 3: