KR960041198A - Production method of styrene-modified styrene particles and foamable styrene-modified styrene- - Google Patents

Production method of styrene-modified styrene particles and foamable styrene-modified styrene- Download PDF

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Publication number
KR960041198A
KR960041198A KR1019960014213A KR19960014213A KR960041198A KR 960041198 A KR960041198 A KR 960041198A KR 1019960014213 A KR1019960014213 A KR 1019960014213A KR 19960014213 A KR19960014213 A KR 19960014213A KR 960041198 A KR960041198 A KR 960041198A
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South Korea
Prior art keywords
styrene
water
soluble
persulfate
added
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KR1019960014213A
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Korean (ko)
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KR100328889B1 (en
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아끼요시 히가시야마
히로유끼 다까하시
요시노리 오자끼
야스히로 사꼬다
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간난 아끼라
세키스이 가세힌 고교 가부시키가이샤
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Priority claimed from JP10868695A external-priority patent/JP3192916B2/en
Priority claimed from JP28863795A external-priority patent/JP3264610B2/en
Application filed by 간난 아끼라, 세키스이 가세힌 고교 가부시키가이샤 filed Critical 간난 아끼라
Publication of KR960041198A publication Critical patent/KR960041198A/en
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    • 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
    • C08F2/18—Suspension 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
    • C08F12/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring
    • C08F12/02—Monomers containing only one unsaturated aliphatic radical
    • C08F12/04—Monomers containing only one unsaturated aliphatic radical containing one ring
    • C08F12/06—Hydrocarbons
    • C08F12/08—Styrene
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/16—Making expandable particles
    • C08J9/20—Making expandable particles by suspension polymerisation in the presence of the blowing agent

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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)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Polymerisation Methods In General (AREA)

Abstract

1. 청구범위에 기재된 발명이 속한 기술분야1. Technical field to which the invention described in the claims belongs

본 발명은 스티렌계수지입자와 발포성수티렌계수지입자의 제조방법에 관한 것이다.The present invention relates to a process for producing styrene-modified silica particles and a foamed water-soluble tin-number counterpart.

2. 발명이 해결하려고 하는 기술적과제2. Technical Challenges to be Solved by the Invention

본 발명은 필요한 입자크기의 수지입자를 효율적으로 제조하고 불필요한 입자크기의 수지입자의 발생이 적고 대단히 입자크기분포가 좁은 수지입자를 얻을수가 있는 스티렌계수지입자 및 발포성스티렌계수지입자의 제조방법을 제공하는 것이다.The present invention provides a method for efficiently producing resin particles having a required particle size and producing resin particles having a small particle size distribution with less occurrence of resin particles having an unnecessary particle size, and a method for producing a foamable styrene- .

3. 발명의 해결방법의 요지3. The point of the solution of the invention

난수용성인산염과 수용성아황산염 및/또는 수용성과황산염의 존재하에 스티렌계단량체를 수성매체중에서 2.3∼5.5m/sec의 교반날개선단속도로 교반하여 현탁중합시키는 것을 특징으로 하는 스티렌계수지입자의 제조 방법이다.Characterized in that the styrene monomer is suspended and polymerized in an aqueous medium with stirring at a stirring blade tip speed of 2.3 to 5.5 m / sec in the presence of a water-soluble phosphate, a water-soluble sulfite and / or a water-soluble persulfate .

4. 발명의 중요한 용도4. Important Uses of the Invention

본 발명은 스티렌계수지입자와 발포성스티렌계수지입자의 제조방법에 관한 것이다.The present invention relates to a method for producing styrene-modified styrene particles and foamable styrene-modified styrene-butadiene styrene copolymer particles.

Description

스티렌계수지입자 및 발포성스티렌계수지입자의 제조방법Production method of styrene-modified styrene particles and foamable styrene-modified styrene-

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is a trivial issue, I did not include the contents of the text.

Claims (15)

난수용성인산염과 수용성아황산염 및/또는 수용성과황산염의 존재하에 스티렌게단량체를 수성매체중에서 2.3∼5.5m/sec의 교반날개선단속도로 교반하여 현탁중합시키는 것을 특징으로 하는 스티렌계수지입자의 제조방법.Wherein the styrene monomer is suspended and polymerized in an aqueous medium at a stirring blade tip speed of from 2.3 to 5.5 m / sec in the presence of a water-soluble phosphate, a water-soluble sulfite and / or a water-soluble persulfate. 제1항에 있어서, 난수용성인산염이 인산3칼슘인 것을 특징으로 하는 스티렌계수지입자의 제조방법.The method of claim 1, wherein the water-insoluble phosphate is tricalcium phosphate. 제1항 또는 제2항에 있어서, 난수용성인산염이 중량비 CaO/P2O5가 0.90∼1.45인 비결정질 인산칼슘으로 되고 그 비결정질인산칼슘을 10중량%수성슬러리로한때 150∼10,000㎲/㎝의 전기전도도를 나타내고 또한 1.5중량% 수성슬러리로한때 5∼20분의 침강반감기를 나타내는 것을 특징으로 하는 스티렌계수지입자의 제조방법.The method according to claim 1 or 2, wherein the water-insoluble phosphate is amorphous calcium phosphate having a weight ratio CaO / P 2 O 5 of 0.90 to 1.45, and when the amorphous calcium phosphate is a 10 wt% aqueous slurry, And exhibits a sedimentation half life of 5 to 20 minutes when the aqueous slurry is made into a 1.5 wt% aqueous slurry. 제1항 또는 제2항에 있어서, 난수용성인산염이 CaO/P2O5의 중량비가 0.90∼1.45의 비결정질인산칼슘으로 되고 그 비결정질인산칼슘을 800℃에서 3시간 소성시킨때 얻어지는 소성물이 X선회절에 의한 하이드록시아파타이트와 β-TCP의 최강피이크로부터의 산출로 5∼100%의 피이크강도비율의 β-TCP를 포함하는 것을 특징으로 하는 스티렌계수지입자의 제조방법.The method according to claim 1 or 2, wherein the hardly water-soluble phosphate is amorphous calcium phosphate having a weight ratio of CaO / P 2 O 5 of 0.90 to 1.45, and the amorphous calcium phosphate is calcined at 800 ° C for 3 hours, TCP having a peaks intensity ratio of 5 to 100% by calculation from the strongest peaks of hydroxyapatite and? -TCP by X-ray diffraction. 제1항 내지 제4항중의 어느 한 항에 있어서, 난수용성인산염을 0.03∼1중량% 첨가하는 것을 특징으로 하는 스티렌계수지입자의 제조방법.The method of any one of claims 1 to 4, wherein 0.03 to 1 wt% of a water-soluble phosphate is added. 제1항 내지 제5항중의 어느 한 항에 있어서, 수용성아황산염이 아황산수소나트륨, 피로아황산나트륨, 아2티온산나트륨, 포름알데히드나트륨술폭시레이트인 것을 특징으로 하는 스티렌계수지입자의 제조방법.The process according to any one of claims 1 to 5, wherein the water soluble sulfurous salt is sodium hydrogen sulfite, sodium pyrophosphate, sodium dibutyrate, formaldehyde sodium sulfoxylate. 제1항 내지 제6항중의 어느 한 항에 있어서, 스치렌계단량체에대해서 수용성아황산염을 1.5∼100ppm 첨가하는 것을 특징으로 하는 스티랜계수지입자의 제조방법.The method according to any one of claims 1 to 6, wherein 1.5 to 100 ppm of a water-soluble sulfite is added to the styrene-based monomer. 제1항 내지 제7항중의 어느 한 항에 있어서, 수용성광황산염이 과황산나트륨, 과황산칼륨, 과황산암모늄인 것을 특징으로 하는 스티렌계수지입자의 제조방법.The process according to any one of claims 1 to 7, wherein the water soluble sulphate is sodium persulfate, potassium persulfate and ammonium persulfate. 제1항 내지 제8항중의 어느 한 항에 있어서, 스치렌계단량체에 대해서 수용성과 황산염을 1.5∼50ppm 첨가하는 것을 특징으로 하는 스티렌계수지입자의 제조방법.The method for producing a styrene-based polymer according to any one of claims 1 to 8, wherein 1.5 to 50 ppm of a water-soluble persulfate is added to the styrene-based monomer. 제1항 내지 제9항중의 어느 한 항에 있어서, 수용성아황산염과 수용성과황산염이 병용되는 것을 특징으로 하는 스티렌계수지입자의 제조방법.A process according to any one of claims 1 to 9, wherein a water-soluble sulfite and a water-soluble persulfate are used in combination. 제10항에 있어서, 수용성아황산염과 수용성과황산염의 어느쪽인가 한쪽이 미리 반응계에 첨가되고 나머지 한쪽이 현탁중합의 승온개시시에 반응계에 첨가되는 것을 특징으로 하는 스티렌계수지입자의 제조방법.The method according to claim 10, wherein one of the water soluble sulfite and the water soluble persulfate is added to the reaction system in advance and the other is added to the reaction system at the start of the temperature increase of the suspension polymerization. 제10항 또는 제11항에 있어서, 수용성아황산염이 스티렌계단량체에 대해 0.2∼100ppm, 수용성과황산염이 0.1∼10ppm 첨가되고 또한 수용성아황산염과 수용성과황산염의 첨가량의 합이 1.5ppm 이상인 것을 특징으로 하는 스티렌계수지입자의 제조방법.12. The method according to claim 10 or 12, wherein the water-soluble sulfite is added in an amount of 0.2 to 100 ppm based on the styrene monomer, the water-soluble persulfate is added in an amount of 0.1 to 10 ppm, and the sum of the amount of the aqueous sulfite and the added amount of the aqueous persulfate is 1.5 ppm or more A method for producing a styrene-modified styrene-ethylene copolymer. 제1항 내지 제12항중의 어느 한 항에 있어서, 얻어지는 수지입자의 평균입자직경을 0.2∼2.0mm 조정하는 것을 특징으로 하는 스티렌계수지입자의 제조방법.13. The method for producing a styrene-modified molecular sieve according to any one of claims 1 to 12, wherein an average particle diameter of the obtained resin particles is adjusted to 0.2 to 2.0 mm. 제1항 내지 제13항중의 어느 한 항에 있어서, 중합도중에서 발포제를 합침시키므로서 발포성스티렌계수지입자를 얻는 것을 특징으로 하는 발포성스티렌계수지입자의 제조방법.14. The process according to any one of claims 1 to 13, wherein a foaming agent is incorporated in the polymerization degree to obtain a foamable styrene-co-glycolide. 제1항 내지 제13항중의 어느 것인가에 기재된 스티렌계수지입자의 제조방법으로 생성된 스티렌게수지입자를 단리하든가 또는 단리하지않고 발포제함침처리를 시행하므로서 발포성스티렌계수지입자를 얻는 것을 특징으로 하는 발포성스티렌계수지입자의 제조방법.A process for producing a styrene-modified styrene-based styrene resin composition, characterized in that the styrene-based resin particles produced by the production method of any one of claims 1 to 13 is isolated or is subjected to a blowing agent impregnation treatment without isolation to obtain a foamable styrene- A method of manufacturing a coefficient sorter. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: It is disclosed by the contents of the first application.
KR1019960014213A 1995-05-02 1996-05-02 Production method of styrene-modified styrene particles and foamable styrene-modified styrene- KR100328889B1 (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP95-108686 1995-05-02
JP10868695A JP3192916B2 (en) 1995-05-02 1995-05-02 Method for producing styrene resin particles and expandable styrene resin particles
JP95-288637 1995-11-07
JP28863795A JP3264610B2 (en) 1995-11-07 1995-11-07 Method for producing styrene resin particles for foaming, expandable styrene resin particles and method for producing the same
JP95-300175 1995-11-07
JP30017595 1995-11-17

Publications (2)

Publication Number Publication Date
KR960041198A true KR960041198A (en) 1996-12-19
KR100328889B1 KR100328889B1 (en) 2002-09-12

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MY (1) MY119040A (en)
SG (1) SG72680A1 (en)
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100343332C (en) * 2006-03-02 2007-10-17 东北师范大学 Prepn. process of lithium ion cell anode-phosphate/polyphenylpropane composite material
CA2682076C (en) * 2007-03-27 2015-05-26 Dow Global Technologies Inc. Quality polymer foam from fluorinated alkene blowing agents
CN108864468B (en) * 2018-05-30 2021-10-26 天津斯坦利新型材料有限公司 Expandable polystyrene material and preparation method and application thereof
CN110243850B (en) * 2019-07-12 2022-02-25 上海交通大学 Method for determining hydroxyapatite content in beta-tricalcium phosphate through full-spectrum fine modification

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59202202A (en) * 1983-04-30 1984-11-16 Hitachi Chem Co Ltd Production of vinyl polymer particle
JP3097170B2 (en) * 1990-05-31 2000-10-10 日立化成工業株式会社 Method for producing vinyl polymer particles and expandable vinyl polymer particles

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CN1138591A (en) 1996-12-25
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SG72680A1 (en) 2000-05-23
CN1064373C (en) 2001-04-11
MY119040A (en) 2005-03-31

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