CN101235123A - 一种提高聚丙烯熔体强度的方法 - Google Patents
一种提高聚丙烯熔体强度的方法 Download PDFInfo
- Publication number
- CN101235123A CN101235123A CNA2008100504347A CN200810050434A CN101235123A CN 101235123 A CN101235123 A CN 101235123A CN A2008100504347 A CNA2008100504347 A CN A2008100504347A CN 200810050434 A CN200810050434 A CN 200810050434A CN 101235123 A CN101235123 A CN 101235123A
- Authority
- CN
- China
- Prior art keywords
- polypropylene
- free radical
- weight part
- weight
- reversible
- 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
Links
Classifications
-
- 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
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
-
- 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
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92561—Time, e.g. start, termination, duration or interruption
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92895—Barrel or housing
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Graft Or Block Polymers (AREA)
Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2008100504347A CN100569818C (zh) | 2008-03-06 | 2008-03-06 | 一种提高聚丙烯熔体强度的方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2008100504347A CN100569818C (zh) | 2008-03-06 | 2008-03-06 | 一种提高聚丙烯熔体强度的方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101235123A true CN101235123A (zh) | 2008-08-06 |
CN100569818C CN100569818C (zh) | 2009-12-16 |
Family
ID=39919054
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2008100504347A Active CN100569818C (zh) | 2008-03-06 | 2008-03-06 | 一种提高聚丙烯熔体强度的方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN100569818C (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101376683B (zh) * | 2008-10-07 | 2011-09-21 | 中国科学院长春应用化学研究所 | 一种高熔体强度聚丙烯的制备方法 |
CN109749235A (zh) * | 2018-12-19 | 2019-05-14 | 万华化学集团股份有限公司 | 一种可逆微交联高熔体强度聚丙烯及其制备方法 |
CN113024737A (zh) * | 2021-04-07 | 2021-06-25 | 贵州大学 | 一种增容聚丙烯/聚乙烯共混物的方法 |
CN113789027A (zh) * | 2021-01-04 | 2021-12-14 | 海信(山东)冰箱有限公司 | 耐热型再生聚丙烯材料及其制备方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5416169A (en) * | 1992-11-26 | 1995-05-16 | Chisso Corporation | Polypropylene having a high melt-tensile strength, a process for producing the same and a molded product from the same |
BE1008432A3 (fr) * | 1994-06-06 | 1996-05-07 | Solvay | Composition a base de polymere du propylene, procede pour son obtention et utilisation. |
EP1038893A1 (en) * | 1999-03-19 | 2000-09-27 | Fina Research S.A. | Production of polypropylene having improved properties |
CN1432596A (zh) * | 2002-01-17 | 2003-07-30 | 扬子石油化工股份有限公司 | 含长支链的聚丙烯树脂组合物的制造方法 |
CN100500757C (zh) * | 2005-05-27 | 2009-06-17 | 青岛大学 | 部分交联高熔体强度聚丙烯的制备方法 |
CN1962707B (zh) * | 2005-11-07 | 2010-05-05 | 中国科学院化学研究所 | 一种支化聚丙烯及其制备方法 |
CN100535047C (zh) * | 2007-07-20 | 2009-09-02 | 唐山市福恩特防腐电气控制设备有限公司 | 一种高熔体强度聚丙烯材料及其制备方法 |
-
2008
- 2008-03-06 CN CNB2008100504347A patent/CN100569818C/zh active Active
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101376683B (zh) * | 2008-10-07 | 2011-09-21 | 中国科学院长春应用化学研究所 | 一种高熔体强度聚丙烯的制备方法 |
CN109749235A (zh) * | 2018-12-19 | 2019-05-14 | 万华化学集团股份有限公司 | 一种可逆微交联高熔体强度聚丙烯及其制备方法 |
CN109749235B (zh) * | 2018-12-19 | 2022-08-05 | 万华化学集团股份有限公司 | 一种可逆微交联高熔体强度聚丙烯及其制备方法 |
CN113789027A (zh) * | 2021-01-04 | 2021-12-14 | 海信(山东)冰箱有限公司 | 耐热型再生聚丙烯材料及其制备方法 |
CN113024737A (zh) * | 2021-04-07 | 2021-06-25 | 贵州大学 | 一种增容聚丙烯/聚乙烯共混物的方法 |
Also Published As
Publication number | Publication date |
---|---|
CN100569818C (zh) | 2009-12-16 |
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GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: CHANGZHOU INSTITUTE OF ENERGY STORAGE MATERIALS + Free format text: FORMER OWNER: CHANGCHUN INST. OF APPLIED CHEMISTRY, CHINESE ACADEMY OF SCIENCES Effective date: 20131011 |
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Free format text: CORRECT: ADDRESS; FROM: 130022 CHANGCHUN, JILIN PROVINCE TO: 213000 CHANGZHOU, JIANGSU PROVINCE |
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TR01 | Transfer of patent right |
Effective date of registration: 20131011 Address after: Changzhou City, Jiangsu province Hehai road 213000 No. 9 Patentee after: CHANGZHOU INSTITUTE OF ENERGY STORAGE MATERIALS & DEVICES Address before: 130022 Changchun people's street, Jilin, No. 5625 Patentee before: CHANGCHUN INSTITUTE OF APPLIED CHEMISTRY CHINESE ACADEMY OF SCIENCES |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20230705 Address after: No. 5625 Renmin Street, Chaoyang District, Changchun City, Jilin Province, 130012 Patentee after: CHANGCHUN INSTITUTE OF APPLIED CHEMISTRY CHINESE ACADEMY OF SCIENCES Address before: No. 9, river Hai Dong Road, Changzhou, Jiangsu Province Patentee before: CHANGZHOU INSTITUTE OF ENERGY STORAGE MATERIALS & DEVICES |