KR20090036603A - 내충격 파이프 제조방법 - Google Patents
내충격 파이프 제조방법 Download PDFInfo
- Publication number
- KR20090036603A KR20090036603A KR1020097004306A KR20097004306A KR20090036603A KR 20090036603 A KR20090036603 A KR 20090036603A KR 1020097004306 A KR1020097004306 A KR 1020097004306A KR 20097004306 A KR20097004306 A KR 20097004306A KR 20090036603 A KR20090036603 A KR 20090036603A
- Authority
- KR
- South Korea
- Prior art keywords
- pipe
- beta
- cooling
- temperature
- crystallinity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/0008—Organic ingredients according to more than one of the "one dot" groups of C08K5/01 - C08K5/59
- C08K5/0083—Nucleating agents promoting the crystallisation of the polymer matrix
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D23/00—Producing tubular articles
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- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Laminated Bodies (AREA)
Abstract
Description
Claims (18)
- 베타-핵생성 폴리프로필렌 베이스 수지를 포함하는 폴리프로필렌 조성물로 이루어지는 적어도 하나의 층을 포함하는 파이프를 제조하는 방법으로서,a) 200℃ 이상의 온도에서 상기 폴리프로필렌 조성물을 압출하는 단계;b) 이후, 5℃ 이상의 온도를 가진 냉각 매체를 이용하여 상기 압출된 생성물을 냉각하는 단계; 및c) 이후, 적어도 단계 b)의 상기 냉각 매체 온도의 온도를 가진 어닐링 매체로 상기 압출된 생성물을 어닐링 하는 단계를 포함하는 파이프 제조방법
- 제1항에 있어서,상기 폴리프로필렌 조성물은 20~10000ppm의 베타-핵생성제를 포함하는 파이프 제조방법.
- 제1항 또는 제2항에 있어서,상기 단계 b)는 압출성형 생성물을 스프레이 냉각하는 단계를 포함하는 파이프 제조방법.
- 전술한 청구항 중 어느 하나에 있어서,상기 단계 b)에 있어, 체류시간은 2초 내지 400초인 파이프 제조방법.
- 전술한 청구항 중 어느 하나에 있어서,추가적인 중간 냉각단계 b2)가 상기 단계 b)와 상기 단계 c)사이에서 수행되는 파이프 제조방법.
- 제5항에 있어서,상기 단계 b)는 상기 압출된 생성물을 공기에 노출시키는 파이프 제조방법.
- 제6항에 있어서,상기 공기는 적어도 상기 단계 b)의 냉각매체의 온도를 갖는 파이프 제조방법.
- 제5항 내지 제7항 중 어느 하나에 있어서,상기 단계 b2)에서 체류시간은 2초 내지 400초인 파이프 제조방법.
- 전술한 청구항 중 어느 하나에 있어서,상기 단계 c)에서, 상기 압출된 생성물은 25℃ 또는 그 이상의 온도를 갖는 어닐링 매체를 통해 어닐링 되는 파이프 제조방법.
- 전술한 어느 청구항에 있어서,상기 단계 c)는 상기 압출된 생성물을 수조에서 어닐링 시키는 단계를 포함하는 파이프 제조방법.
- 전술한 청구항 중 어느 하나에 있어서,상기 단계 c)에서, 상기 체류 시간은 2초 내지 300초인 파이프 제조방법.
- 전술한 청구항 중 어느 하나에 있어서,상기 냉각단계 b) 동안 상기 파이프 벽의 중앙에서의 냉각 속도는 10K/s인 파이프 제조방법.
- 프로필렌 중합체 조성물로 이루어지는 적어도 하나의 층을 포함하되,상기 파이프 층의 평균 베타-결정도(betaav)는 20% 또는 그 이상인 파이프.
- 제12항에 있어서,상기 프로필렌 중합체 조성물은 20~10000ppm의 베타-핵생성제를 포함하는 파이프.
- 제12항 또는 제13항에 있어서,상기 파이프 층의 내측으로부터 200㎛ 깊이 영역 내에서 측정된 WAXS법에 따른 상대 베타-결정도(Kβ)는 65% 또는 그 이상인 파이프.
- 제12항 내지 제14항 중 어느 하나에 있어서,상기 파이프 층의 내측으로부터 200㎛ 깊이 영역 내에서 측정된 WAXS법에 따른 절대 베타-결정도(βabs,in)는 32% 또는 그 이상인 파이프.
- 제12항 내지 제15항 중 어느 하나에 있어서,평균 절대 베타-결정도(βav)와 총결정도(XC)의 곱인 상기 파이프 층의 BX-인자는 900%2 또는 그 이상인 파이프.
- 제12항 내지 제16항 중 어느 하나에 있어서,상기 파이프는, 0℃에서 벽 두께가 3mm이고 직경이 32mm인 파이프에 대한 EN 1411에 따라 측정된, 800mm 또는 그 이상의 낙하하중충격 H50을 갖는 파이프.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP06016022A EP1887034B1 (en) | 2006-08-01 | 2006-08-01 | Process for the production of impact resistant pipe |
| EP06016022.3 | 2006-08-01 | ||
| PCT/EP2007/006392 WO2008014893A1 (en) | 2006-08-01 | 2007-07-18 | Process for the production of impact resistant pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20090036603A true KR20090036603A (ko) | 2009-04-14 |
| KR101142395B1 KR101142395B1 (ko) | 2012-05-07 |
Family
ID=37496970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020097004306A Expired - Fee Related KR101142395B1 (ko) | 2006-08-01 | 2007-07-18 | 내충격 파이프 제조방법 |
Country Status (9)
| Country | Link |
|---|---|
| EP (1) | EP1887034B1 (ko) |
| KR (1) | KR101142395B1 (ko) |
| CN (1) | CN101516982B (ko) |
| AT (1) | ATE421982T1 (ko) |
| BR (1) | BRPI0714958A2 (ko) |
| DE (1) | DE602006005049D1 (ko) |
| EA (1) | EA013612B1 (ko) |
| ES (1) | ES2317381T3 (ko) |
| WO (1) | WO2008014893A1 (ko) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2014715B1 (en) | 2007-07-12 | 2009-12-02 | Borealis Technology Oy | ß-Nucleated polypropylene composition |
| US8217116B2 (en) | 2009-07-15 | 2012-07-10 | Braskem America, Inc. | Polypropylene composition for buried structures |
| CN103171068A (zh) * | 2011-12-26 | 2013-06-26 | 福建亚通新材料科技股份有限公司 | 聚丙烯管材增韧改进方法 |
| CN105150487B (zh) * | 2015-08-14 | 2017-11-17 | 浙江伟星新型建材股份有限公司 | 一种β晶型PPR管材挤出的分步结晶方法 |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT381110B (de) | 1984-10-11 | 1986-08-25 | Danubia Petrochemie | Polypropylen, kristalline copolymere desselben oder mischungen mit anderen polyolefinen mit ueberwiegendem polypropylenanteil mit hoher schlagzaehigkeit und spannungsrissbestaendigkeit und dessen verwendung |
| FI83184C (fi) | 1988-06-06 | 1991-06-10 | Kari Kirjavainen | Foerfarande och extrusionsanordning foer att behandla material avsett att extruderas. |
| US5387386A (en) | 1988-06-06 | 1995-02-07 | Kirjavainen; Kari | Extrusion method and apparatus |
| US5234879A (en) | 1990-12-19 | 1993-08-10 | Neste Oy | Method for the modification of catalysts intended for the polymerization of olefins |
| FI86867C (fi) | 1990-12-28 | 1992-10-26 | Neste Oy | Flerstegsprocess foer framstaellning av polyeten |
| FI88047C (fi) | 1991-05-09 | 1993-03-25 | Neste Oy | Pao tvenne elektrondonorer baserad katalysator foer polymerisation av olefiner |
| FI88048C (fi) | 1991-05-09 | 1993-03-25 | Neste Oy | Grovkornig polyolefin, dess framstaellningsmetod och en i metoden anvaend katalysator |
| AT404252B (de) | 1994-05-13 | 1998-10-27 | Danubia Petrochem Polymere | Verfahren zur erhöhung des anteiles der beta-modifikation in polypropylen |
| AU717990B2 (en) | 1995-08-31 | 2000-04-06 | Chisso Corporation | Propylene-ethylene copolymer composition and process for producing the same |
| FI111848B (fi) | 1997-06-24 | 2003-09-30 | Borealis Tech Oy | Menetelmä ja laitteisto propeenin homo- ja kopolymeerien valmistamiseksi |
| FI973816A0 (fi) | 1997-09-26 | 1997-09-26 | Borealis As | Polypropen med hoeg smaeltstyrka |
| FI974175L (fi) | 1997-11-07 | 1999-05-08 | Borealis As | Menetelmä polypropeenin valmistamiseksi |
| ES2196637T3 (es) | 1997-12-23 | 2003-12-16 | Borealis Tech Oy | Complejo soluble de dihaluro de magnesio, preparacion y uso. |
| ES2178141T3 (es) * | 1998-02-04 | 2002-12-16 | Borealis Gmbh | Tubo, especialmente tubo a presion. |
| DE10221310A1 (de) * | 2002-05-14 | 2003-12-11 | Trespaphan Gmbh | Hochaktives beta-Nukleierungsadditiv für Polypropylen |
| EP1364986A1 (en) * | 2002-05-21 | 2003-11-26 | Borealis Technology Oy | Polypropylene compositions especially for pipes |
| RU2318841C2 (ru) * | 2002-05-30 | 2008-03-10 | Циба Спешиалти Кемикэлз Холдинг Инк. | КРИСТАЛЛИЧЕСКИЕ β-СКЛАДЧАТЫЕ ПОЛИПРОПИЛЕНЫ |
| AU2003255313A1 (en) * | 2002-08-07 | 2004-02-25 | Ciba Specialty Chemicals Holding Inc. | Beta-nucleating, light stabilizing agents for polypropylene |
-
2006
- 2006-08-01 EP EP06016022A patent/EP1887034B1/en not_active Not-in-force
- 2006-08-01 DE DE602006005049T patent/DE602006005049D1/de active Active
- 2006-08-01 AT AT06016022T patent/ATE421982T1/de not_active IP Right Cessation
- 2006-08-01 ES ES06016022T patent/ES2317381T3/es active Active
-
2007
- 2007-07-18 CN CN2007800348516A patent/CN101516982B/zh active Active
- 2007-07-18 EA EA200900089A patent/EA013612B1/ru not_active IP Right Cessation
- 2007-07-18 WO PCT/EP2007/006392 patent/WO2008014893A1/en not_active Ceased
- 2007-07-18 KR KR1020097004306A patent/KR101142395B1/ko not_active Expired - Fee Related
- 2007-07-18 BR BRPI0714958-1A patent/BRPI0714958A2/pt not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| WO2008014893A1 (en) | 2008-02-07 |
| EA200900089A1 (ru) | 2009-06-30 |
| EP1887034B1 (en) | 2009-01-28 |
| KR101142395B1 (ko) | 2012-05-07 |
| CN101516982B (zh) | 2012-01-11 |
| CN101516982A (zh) | 2009-08-26 |
| EA013612B1 (ru) | 2010-06-30 |
| ES2317381T3 (es) | 2009-04-16 |
| DE602006005049D1 (de) | 2009-03-19 |
| EP1887034A1 (en) | 2008-02-13 |
| BRPI0714958A2 (pt) | 2013-04-09 |
| ATE421982T1 (de) | 2009-02-15 |
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