CN110539440A - 一种eva注塑件发泡工艺 - Google Patents
一种eva注塑件发泡工艺 Download PDFInfo
- Publication number
- CN110539440A CN110539440A CN201910820372.1A CN201910820372A CN110539440A CN 110539440 A CN110539440 A CN 110539440A CN 201910820372 A CN201910820372 A CN 201910820372A CN 110539440 A CN110539440 A CN 110539440A
- Authority
- CN
- China
- Prior art keywords
- injection molding
- eva
- foaming
- eva injection
- kettle
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B11/00—Making preforms
- B29B11/06—Making preforms by moulding the material
- B29B11/08—Injection moulding
-
- 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
- B29C44/022—Foaming unrestricted by cavity walls, e.g. without using moulds or using only internal cores
-
- 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/60—Measuring, controlling or regulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
- B29K2023/04—Polymers of ethylene
- B29K2023/08—Copolymers of ethylene
- B29K2023/083—EVA, i.e. ethylene vinyl acetate copolymer
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Abstract
Description
测试项目 | 数据结果 |
密度 | 0.16g/cm<sup>3</sup> |
硬度 | 45C |
拉力强度 | 21Kg/cm2 |
延伸率 | 265% |
撕裂强度 | 14.5Kg/cm2 |
剥离 | 2.8Kg/cm2 |
压缩y | 56% |
收缩 | 0.13% |
老化试验 | 4G |
耐黄变试验 | 4G |
反弹强度 | 57% |
测试项目 | 数据结果 |
密度 | 0.17g/cm<sup>3</sup> |
硬度 | 47C |
拉力强度 | 22.5Kg/cm2 |
延伸率 | 250% |
撕裂强度 | 15.6Kg/cm2 |
剥离 | 2.85Kg/cm2 |
压缩y | 54% |
收缩 | 0.12% |
老化试验 | 4G |
耐黄变试验 | 4G |
反弹强度 | 55% |
测试项目 | 数据结果 |
密度 | 0.172g/cm<sup>3</sup> |
硬度 | 50C |
拉力强度 | 22.8Kg/cm2 |
延伸率 | 246% |
撕裂强度 | 15.9Kg/cm2 |
剥离 | 2.91Kg/cm2 |
压缩y | 54% |
收缩 | 0.125% |
老化试验 | 4G |
耐黄变试验 | 4G |
反弹强度 | 54% |
测试项目 | 数据结果 |
密度 | 0.156g/cm<sup>3</sup> |
硬度 | 43C |
拉力强度 | 18Kg/cm2 |
延伸率 | 270% |
撕裂强度 | 14.2Kg/cm2 |
剥离 | 2.6Kg/cm2 |
压缩y | 56% |
收缩 | 0.14% |
老化试验 | 4G |
耐黄变试验 | 4G |
反弹强度 | 58% |
测试项目 | 数据结果 |
密度 | 0.148g/cm<sup>3</sup> |
硬度 | 38C |
拉力强度 | 16.5Kg/cm2 |
延伸率 | 275% |
撕裂强度 | 13.8Kg/cm2 |
剥离 | 2.46Kg/cm2 |
压缩y | 56% |
收缩 | 0.143% |
老化试验 | 4G |
耐黄变试验 | 4G |
反弹强度 | 60% |
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910820372.1A CN110539440A (zh) | 2019-09-02 | 2019-09-02 | 一种eva注塑件发泡工艺 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910820372.1A CN110539440A (zh) | 2019-09-02 | 2019-09-02 | 一种eva注塑件发泡工艺 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN110539440A true CN110539440A (zh) | 2019-12-06 |
Family
ID=68711105
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910820372.1A Pending CN110539440A (zh) | 2019-09-02 | 2019-09-02 | 一种eva注塑件发泡工艺 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN110539440A (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111098437A (zh) * | 2019-12-17 | 2020-05-05 | 东莞兆阳兴业塑胶制品有限公司 | 一种超临界发泡设备及发泡工艺 |
CN113462008A (zh) * | 2021-07-28 | 2021-10-01 | 南通海嘉智能科技有限公司 | 一种eva中底鞋材注塑件氮气超临界发泡工艺 |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103240884A (zh) * | 2013-05-07 | 2013-08-14 | 西北工业大学 | 具有双峰分布的聚碳酸酯微孔材料的制备方法 |
CN104987523A (zh) * | 2015-08-06 | 2015-10-21 | 青岛中诚高分子科技有限公司 | 一种聚合物微发泡薄膜的制备方法 |
CN107501703A (zh) * | 2017-08-19 | 2017-12-22 | 青岛科技大学 | 一种环保eva鞋中底 |
CN107641293A (zh) * | 2017-06-20 | 2018-01-30 | 唐靖 | 一种热塑性聚酯弹性体发泡用前体、发泡体及其制备方法 |
CN108047702A (zh) * | 2018-01-26 | 2018-05-18 | 青岛科技大学 | 一种热塑性弹性体及其发泡材料 |
CN108976584A (zh) * | 2018-06-29 | 2018-12-11 | 东莞海锐思高分子材料科技有限公司 | 高分子物理发泡体及其制作方法 |
CN109135033A (zh) * | 2018-06-29 | 2019-01-04 | 东莞海锐思高分子材料科技有限公司 | 高分子材料物理发泡方法及发泡制品 |
CN109485984A (zh) * | 2018-10-29 | 2019-03-19 | 东莞海锐思高分子材料科技有限公司 | 一种高分子物理发泡材料的发泡方法 |
CN109517262A (zh) * | 2018-12-03 | 2019-03-26 | 东莞海锐思高分子材料科技有限公司 | 一种全程保压的超临界流体发泡方法 |
CN110157086A (zh) * | 2019-05-17 | 2019-08-23 | 东莞海瑞斯新材料科技有限公司 | 一种直接在模内形成发泡产品的物理发泡方法 |
-
2019
- 2019-09-02 CN CN201910820372.1A patent/CN110539440A/zh active Pending
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103240884A (zh) * | 2013-05-07 | 2013-08-14 | 西北工业大学 | 具有双峰分布的聚碳酸酯微孔材料的制备方法 |
CN104987523A (zh) * | 2015-08-06 | 2015-10-21 | 青岛中诚高分子科技有限公司 | 一种聚合物微发泡薄膜的制备方法 |
CN107641293A (zh) * | 2017-06-20 | 2018-01-30 | 唐靖 | 一种热塑性聚酯弹性体发泡用前体、发泡体及其制备方法 |
CN107501703A (zh) * | 2017-08-19 | 2017-12-22 | 青岛科技大学 | 一种环保eva鞋中底 |
CN108047702A (zh) * | 2018-01-26 | 2018-05-18 | 青岛科技大学 | 一种热塑性弹性体及其发泡材料 |
CN108976584A (zh) * | 2018-06-29 | 2018-12-11 | 东莞海锐思高分子材料科技有限公司 | 高分子物理发泡体及其制作方法 |
CN109135033A (zh) * | 2018-06-29 | 2019-01-04 | 东莞海锐思高分子材料科技有限公司 | 高分子材料物理发泡方法及发泡制品 |
CN109485984A (zh) * | 2018-10-29 | 2019-03-19 | 东莞海锐思高分子材料科技有限公司 | 一种高分子物理发泡材料的发泡方法 |
CN109517262A (zh) * | 2018-12-03 | 2019-03-26 | 东莞海锐思高分子材料科技有限公司 | 一种全程保压的超临界流体发泡方法 |
CN110157086A (zh) * | 2019-05-17 | 2019-08-23 | 东莞海瑞斯新材料科技有限公司 | 一种直接在模内形成发泡产品的物理发泡方法 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111098437A (zh) * | 2019-12-17 | 2020-05-05 | 东莞兆阳兴业塑胶制品有限公司 | 一种超临界发泡设备及发泡工艺 |
CN113462008A (zh) * | 2021-07-28 | 2021-10-01 | 南通海嘉智能科技有限公司 | 一种eva中底鞋材注塑件氮气超临界发泡工艺 |
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PB01 | Publication | ||
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CB02 | Change of applicant information |
Address after: 361000 west side of 4th floor, No.19 Fengling 2nd Road, Tong'an District, Xiamen City, Fujian Province Applicant after: Fengte (Fujian) new material technology Co.,Ltd. Applicant after: Xu Shixian Address before: 361100 west side of 4th floor, No.19 Fengling 2nd Road, Tong'an District, Xiamen City, Fujian Province Applicant before: Xiamen Fengte New Material Technology Co.,Ltd. Applicant before: Xu Shixian |
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CB02 | Change of applicant information | ||
CB03 | Change of inventor or designer information |
Inventor after: Chen Jinshui Inventor after: Chen Shanpei Inventor before: Xu Shixian Inventor before: Chen Jinshui |
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CB03 | Change of inventor or designer information | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20220124 Address after: 361100 west side of floor 4, No. 2 plant, No. 19, Fengling Second Road, Tong'an District, Xiamen City, Fujian Province Applicant after: Fengte (Fujian) new material technology Co.,Ltd. Address before: 361000 west side of floor 4, No. 2 plant, No. 19, Fengling Second Road, Tong'an District, Xiamen City, Fujian Province Applicant before: Fengte (Fujian) new material technology Co.,Ltd. Applicant before: Xu Shixian |
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TA01 | Transfer of patent application right | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191206 |
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RJ01 | Rejection of invention patent application after publication |