Modified poly(arylene ether) resin composition comprising mineral oil and wire prepared by the composition

Patent metadata

Field	Value
Publication number	US-9944792-B2
Application number	US-201514770647-A
Country	US
Kind code	B2
Filing date	Feb 27, 2015
Priority date	Feb 28, 2014
Publication date	Apr 17, 2018
Grant date	Apr 17, 2018

Abstract

A modified poly(arylene ether) resin composition includes a mixed resin that includes a poly(arylene ether) resin, a styrene-based resin and a polyolefin resin; a flame retardant; and mineral oil. A weight-average molecular weight of the mineral oil is 460 to 1,000 g/mol. A wire is manufactured using the modified poly(arylene ether) resin composition.

First claim

What is claimed is:

1. A modified poly(arylene ether) resin composition comprising a mixed resin that comprises a poly(arylene ether) resin, a styrene-containing resin and a polyolefin resin; a flame retardant; and mineral oil, wherein a weight-average molecular weight of the mineral oil is 460 to 1,000 g/mol, and wherein the styrene-containing resin is a mixture of polystyrene-poly(ethylene-butylene)-polystyrene comprising 5 to 20% by weight of polystyrene based on the total weight of the polystyrene-poly(ethylene-butylene)polystyrene and polystyrene-poly(ethylene-butylene)-polystyrene comprising 30 to 45% by weight of polystyrene based on the total weight of the polystyrene-poly(ethylene-butylene)polystyrene,
wherein a mix ratio of the polystyrene-poly(ethylene-butylene)-polystyrene comprising 5 to 20% by weight of polystyrene to the polystyrene-poly(ethylene-butylene)-polystyrene comprising 30 to 45% by weight of polystyrene is 1:1.1 to 1:3, and
wherein the flame retardant is a mixture of melamine polyphosphate, bisphenol A diphenyl phosphate and diethyl phosphinate ammonium salt.

2. The modified poly(arylene ether) resin composition according to claim 1 , wherein the mineral oil is a paraffin oil.

3. The modified poly(arylene ether) resin composition according to claim 1 , wherein a weight-average molecular weight of the mineral oil is 500 to 900 g/mol.

4. The modified poly(arylene ether) resin composition according to claim 1 , wherein a flash point of the mineral oil is 250° C. or more.

5. The modified poly(arylene ether) resin composition according to claim 1 , wherein a viscosity index of the mineral oil is 100 or more.

6. The modified poly(arylene ether) resin composition according to claim 1 , wherein an aniline point of the mineral oil is 100° C. or more.

7. The modified poly(arylene ether) resin composition according to claim 1 , wherein a kinematic viscosity (40° C.) of the mineral oil is 60 mm 2 /s or more.

8. The modified poly(arylene ether) resin composition according to claim 1 , wherein a kinematic viscosity (100° C.) of the mineral oil is 8 mm 2 /s or more.

9. The modified poly(arylene ether) resin composition according to claim 1 , wherein the poly(arylene ether) resin is a homopolymer of a compound represented by Formula 1 below or a copolymer comprising a compound represented by Formula 1 below:
-Ar(R 1 R 2 R 3 R 4 )—O—  [Formula 1]

wherein R1, R2, R3 and R4 are substituents of aryl (Ar) and are each independently or simultaneously hydrogen, chlorine, bromine, iodine, methyl, ethyl, propyl, aryl, phenyl, methyl benzyl, chloromethyl, bromomethyl, cyanoethyl, cyano, methoxy, phenoxy or a nitro group, and Ar is C6 to C20 aryl.

10. The modified poly(arylene ether) resin composition according to claim 1 , wherein the styrene-containing resin is a styrene-based block copolymer.

11. The modified poly(arylene ether) resin composition according to claim 1 , wherein the polyolefin resin is soft polypropylene comprising an ethylene-butene rubber, an ethylene-butadiene rubber or an ethylene-propylene rubber.

12. The modified poly(arylene ether) resin composition according to claim 1 , wherein the poly(arylene ether) resin is present in an amount of 30 to 45% by weight based on the total weight of the mixed resin comprising the poly(arylene ether) resin, the styrene-containing resin and the polyolefin resin.

13. The modified poly(arylene ether) resin composition according to claim 1 , wherein the styrene-containing resin is present in an amount of 35 to 50% by weight based on the total weight of the mixed resin comprising the poly(arylene ether) resin, the styrene-containing resin and the polyolefin resin.

14. The modified poly(arylene ether) resin composition according to claim 1 , wherein the polyolefin resin is present in an amount of 10 to 25% by weight based on the total weight of the mixed resin comprising the poly(arylene ether) resin, the styrene-based resin and the polyolefin resin.

15. The modified poly(arylene ether) resin composition according to claim 1 , wherein the flame retardant is present in an amount of 20 to 40 parts by weight based on 100 parts by weight of the mixed resin comprising the poly(arylene ether) resin, the styrene-containing resin and the polyolefin resin.

16. The modified poly(arylene ether) resin composition according to claim 1 , wherein the mineral oil is comprised in an amount of 1 to 9 parts by weight based on 100 parts by weight of the mixed resin comprising the poly(arylene ether) resin, the styrene-containing resin and the polyolefin resin.

17. The modified poly(arylene ether) resin composition according to claim 11 , wherein a content of the ethylene-butene rubber, the ethylene-butadiene rubber or the ethylene-propylene rubber in the soft polypropylene is 3 to 12% by weight based on the total weight of the soft polypropylene.

18. The modified poly(arylene ether) resin composition according to claim 1 , wherein the modified poly(arylene ether) resin composition further comprises one or more additives selected from the group consisting of lubricants, antioxidants, light stabilizers, chain extenders, reactive catalysts, release agents, pigments, dyes, antistatic agents, antimicrobial agents, processing aids, metal deactivators, anti-smoke agents, fluorine-based anti-dripping agents, inorganic fillers, glass fiber, anti-friction/anti-wear agents and coupling agents.

19. The modified poly(arylene ether) resin composition according to claim 1 , wherein the poly(arylene ether) resin is present in an amount of 30% by weight or less in total resin compositions.

20. The modified poly(arylene ether) resin composition according to claim 1 , wherein the polyolefin resin is present in an amount of 15% by weight or less in total resin compositions.

21. A wire manufactured using the modified poly(arylene ether) resin composition according to claim 1 .

22. The modified poly(arylene ether) resin composition according to claim 1 ,
wherein a weight-average molecular weight of the mineral oil is 500 to 900 g/mol, and
wherein a flash point of the mineral oil is 260 to 330° C., a viscosity index of the mineral oil is 105 to 115, a kinematic viscosity (40° C.) of the mineral oil is 90 to 450 mm 2 /s, a kinematic viscosity (100° C.) of the mineral oil is 10 to 30 mm 2 /s.

Assignees

• Lg Chemical Ltd

Inventors

• Lim Sung Hwan
• Choi Jong Kuk
• Lee Sang Ho
• Park Nam Jib
• Lee Soo Min
• Lee Sung Ho

Classifications

• H01B3/441

  from alkenes · CPC title

• C08L2205/03

  containing three or more polymers in a blend · CPC title

• C08L71/12 Primary

  Polyphenylene oxides · CPC title

• H01B3/442

  from aromatic vinyl compounds · CPC title

• C08L2203/202

  use in electrical wires or wirecoating · CPC title