KR930012951A - Manufacturing method of thermoplastic resin with excellent impact resistance and elongation characteristics - Google Patents

Manufacturing method of thermoplastic resin with excellent impact resistance and elongation characteristics Download PDF

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Publication number
KR930012951A
KR930012951A KR1019910025074A KR910025074A KR930012951A KR 930012951 A KR930012951 A KR 930012951A KR 1019910025074 A KR1019910025074 A KR 1019910025074A KR 910025074 A KR910025074 A KR 910025074A KR 930012951 A KR930012951 A KR 930012951A
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South Korea
Prior art keywords
weight
particle size
latex
rubber
solid content
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KR1019910025074A
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Korean (ko)
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KR950010123B1 (en
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최장현
김윤환
한종순
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이덕림
한남화학 주식회사
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Priority to KR1019910025074A priority Critical patent/KR950010123B1/en
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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L51/00—Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
    • C08L51/04—Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers grafted on to rubbers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2/00—Processes of polymerisation
    • C08F2/12—Polymerisation in non-solvents
    • C08F2/16—Aqueous medium
    • C08F2/22—Emulsion polymerisation
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2/00—Processes of polymerisation
    • C08F2/44—Polymerisation in the presence of compounding ingredients, e.g. plasticisers, dyestuffs, fillers

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Graft Or Block Polymers (AREA)
  • Polymerisation Methods In General (AREA)

Abstract

본 발명은 고충격성과 고신율 특성을 갖는 열가소성 수지의 제조방법에 관한 것으로서, 본 발명은 전 고무질 중합체에 대하여 10-45중량%(고형분환산)를 점유하는 중량평균입경(이하 입경으로 표기) 0.02-0.15㎛의 소입경 고무질 라텍스, 전 고무질 중합체에 대하여 5-40중량%(고형분환산)를 점유하는 입경0.16-0.40㎛의 중입경 고무질 라텍스 및 전 고무질 중합체에 대하여 10-45중량%(고형분환산)를 점유하는 입경 0.40㎛이상의 대입경 고무질 중합체 라텍스로 이루어진 고무질 중합체 라텍스 혼하불(A) 15-80중량%(고형분환산)에 비닐방향족 화합물 단량체60-80중량와 비닐시안화 화합물 단량체 및 아크릴계 화합물 단량체의 1종 또는 2종 이상으로 이루어진 단량체20-40중량%의 전 단량체(B)20-85중량% 〔(A)와 (B)중량%합계=100〕를 유화제, 연쇄 이동제 및 개시제등의 존재하에 그라프트 중합시킴을 특징으로 한다. 본 발명은 또한 상기 방법에 의해 얻어지는 고충격성과 고신율 특성을 갖는 열가소성 수지를 제공한다.The present invention relates to a method for producing a thermoplastic resin having high impact and high elongation properties, the present invention relates to a weight average particle diameter (denoted as a particle diameter below) occupying 10-45% by weight (solid content conversion) relative to all the rubbery polymer 0.02 -0.15 탆 small particle rubbery latex, 5-40 weight percent (solid content equivalent) with respect to all rubber polymers, medium-size rubbery latex with a particle size 0.16-0.40 탆 and 10-45 weight percent (solid content equivalent) with all rubber polymers Rubber polymer latex mixed with a large particle size rubbery polymer latex having a particle size of 0.40 µm or more) 20-40% by weight of all monomers (B) 20-85% by weight of one or two or more monomers (total weight of (A) and (B) = 100] in the presence of an emulsifier, a chain transfer agent and an initiator Characterized in Sikkim the graft polymerization. The present invention also provides a thermoplastic resin having high impact properties and high elongation properties obtained by the above method.

Description

내충격성 및 신율특성이 우수한 열가소성 수지의 제조방법Manufacturing method of thermoplastic resin with excellent impact resistance and elongation characteristics

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

Claims (6)

전 고무질 중합체에 대하여 10~45중량%(고형분환산)를 점유하는 중량평균입경(이하 입경으로 표기) 0.05~0.15㎛의 소입경 고무질 라텍스, 전 고무질 중합체에 대하여 5~40중량%(고형분환산)를 점유하는 입경 0.16~0.40㎛의 중입경 고무질 라텍스 및 전 고무질 중합체에 대하여 10~45중량%(고형분환산)를 점유하는 입경0.40㎛이상의 대입경 고무질 중합체 라텍스로 이루어진 고무질 중합체 라텍스 혼합물(A) 15~80중량%(고형분환산)에 비닐 방향족 화합물 단량체 60~80중량%와 비닐시안화 화합물 단량체 및 아크릴계 화합물 단량체의 1종 또는 2종 이상으로 이루어진 단량체20~40중량%의 전 단량체(B)20~85중량%〔(A)와 (B)중량%합계=100〕를 유화제, 연쇄이동제 및 개시제등의 존재하에 그라프트 중합시킴을 특징으로 한다. 본 발명은 또한 상기 방법에 의해 얻어지는 고충격성과 고신율 특성을 갖는 열가소성 수지의 제조방법.Weight average particle size (hereinafter referred to as particle diameter) occupying 10 to 45% by weight (solid content conversion) relative to all rubbery polymers Small particle size rubbery latex of 0.05 to 0.15㎛, 5 to 40% by weight (solid content conversion) Rubber latex mixture (A) consisting of a medium-size rubber latex having a particle size of 0.16 to 0.40 μm and a large particle size rubber-like polymer latex having a particle size of 0.40 μm or more that occupies 10 to 45% by weight (solid equivalent) with respect to the entire rubber polymer. 20 to 40% by weight of all monomers (B) 20 to 40% by weight of a monomer consisting of one or two or more of a vinyl aromatic compound monomer and a vinyl cyanide compound monomer and an acryl-based compound monomer in ˜80% by weight (solid content conversion). 85% by weight of [(A) and (B)% by weight] = 100] is characterized by graft polymerization in the presence of an emulsifier, a chain transfer agent and an initiator. The present invention also provides a method for producing a thermoplastic resin having high impact properties and high elongation characteristics obtained by the above method. 제1항에 있어서,상기 소입경, 중입경 및 대입경의 고무질 중합체 라텍스는 1,3-부타디엔 70~95중량%와 비닐방향족 화합물 5~30중량%로 이루어진 것임을 특징으로 하는 제조방법.The method according to claim 1, wherein the rubbery polymer latex having a small particle size, a medium particle size, and a large particle size comprises 70 to 95% by weight of 1,3-butadiene and 5 to 30% by weight of a vinyl aromatic compound. 제1항에 있어서, 소입경과 대입경의 고무질 중합체 라텍스는 겔함량이 50~80%, 팽윤지수는 10~20이고 중입경의 고무질 중합체 라텍스는 겔함량이 70~90%, 팽윤지수는 20~30임을 특징으로 하는 제조방법.The rubber polymer latex having a small particle size and a large particle size has a gel content of 50 to 80%, a swelling index of 10 to 20, a rubber particle latex of a medium particle diameter of 70 to 90%, and a swelling index of 20 to 30. Manufacturing method characterized in that. 제1항에 있어서, 전 고무질 중합체 라텍스 혼합물은 입경이 0.3~0.5㎛, 겔함량이 60~90% 및 팽윤지수가 10~30임을 특징으로 하는 제조방법.The method according to claim 1, wherein the total rubber latex mixture has a particle size of 0.3 to 0.5 µm, a gel content of 60 to 90%, and a swelling index of 10 to 30. 제1항에 있어서, 그라프트 공중합시 1단계에서 상온의 중합온도에서 고무질 라텍스 혼합물 전량, 이온교환수 전량을 일괄 사입하고 2단계에서 50~70°C의 중합온도에서 비닐방향족 화합물 단량체의 1~10중량%와 개시제 전량을 사입하고 3단계에서 중합온도 60~80°C에서 비닐방향족 화합물 단량체 잔량 및 비닐시안화 화합물 단량체 및 유화제를 연속첨가함을 특징으로 하는 제조방법.According to claim 1, when graft copolymerization in one step the total amount of the rubber latex mixture, the total amount of ion-exchanged water at a polymerization temperature of room temperature in a step 1, and 1 ~ of the vinyl aromatic compound monomer at a polymerization temperature of 50 ~ 70 ° C in two steps Injecting 10% by weight and the total amount of the initiator and in the third step, the residual amount of vinylaromatic compound monomer and the vinyl cyanide compound monomer and emulsifier at the polymerization temperature 60 ~ 80 ° C continuously added. 제1항의 방법에 의해서 얻어지는 고충격성과 고신율 특성을 갖는 열가소성 수지.A thermoplastic resin having high impact properties and high elongation characteristics obtained by the method of claim 1. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019910025074A 1991-12-30 1991-12-30 Manufacture method of thermo plastic resin having excellent impact resistance and eldngation character KR950010123B1 (en)

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KR1019910025074A KR950010123B1 (en) 1991-12-30 1991-12-30 Manufacture method of thermo plastic resin having excellent impact resistance and eldngation character

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Application Number Priority Date Filing Date Title
KR1019910025074A KR950010123B1 (en) 1991-12-30 1991-12-30 Manufacture method of thermo plastic resin having excellent impact resistance and eldngation character

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KR930012951A true KR930012951A (en) 1993-07-21
KR950010123B1 KR950010123B1 (en) 1995-09-07

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