CN101049729A - Pet热缩套管的制备方法 - Google Patents
Pet热缩套管的制备方法 Download PDFInfo
- Publication number
- CN101049729A CN101049729A CNA2007100221131A CN200710022113A CN101049729A CN 101049729 A CN101049729 A CN 101049729A CN A2007100221131 A CNA2007100221131 A CN A2007100221131A CN 200710022113 A CN200710022113 A CN 200710022113A CN 101049729 A CN101049729 A CN 101049729A
- Authority
- CN
- China
- Prior art keywords
- pet
- shrinkable
- heat
- pipe
- bush
- 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
- B29C48/92—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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
-
- 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
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/918—Thermal treatment of the stream of extruded material, e.g. cooling characterized by differential heating or cooling
- B29C48/9185—Thermal treatment of the stream of extruded material, e.g. cooling characterized by differential heating or cooling in the direction of the stream of the material
-
- 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
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/919—Thermal treatment of the stream of extruded material, e.g. cooling using a bath, e.g. extruding into an open bath to coagulate or cool the material
-
- 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
- B29C48/94—Lubricating
- B29C48/95—Lubricating by adding lubricant to the moulding material
-
- 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
-
- 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
- B29C2948/92923—Calibration, after-treatment or cooling zone
-
- 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
- B29C2948/92971—Fluids, e.g. for temperature control or of environment
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
本发明涉及一种PET热缩套管的制备方法。采用如下工艺步骤:a.配料:配方重量组份为:PET 100份,POE 1~15份,TPEE 2~50份,PC滑剂0.5~8份,均匀混合;b.脱湿干燥:干燥时间控制在2~6小时;c.挤塑:设置五个温度控制段,挤出半成品塑管;d.一次冷却:对挤出的半成品采用冷却水冷却,控制水温≤20℃;e.管体成形:向塑管内鼓入压缩空气膨胀,由定型套对膨胀后的塑管进行定形,压力保持0.3~2kg;f.二次冷却:采用室温水对定形后的塑管进行再次冷却,制成热缩套管;g.后处理:对热缩套管进行压扁、卷绕、包装。本发明工艺简单,操作方便,制得的热缩套管较原有的PVC产品相比,在产品的韧性、表面光洁度和耐高温性、印刷性方面都有很大的优化和性能改善,最主要的是PET为环保无污染材料,故所做产品符合欧盟和我国环保要求之趋势。
Description
技术领域
本发明涉及一种PET热缩套管的制备方法。
背景技术
热缩套管被广泛应用于电子元器件上,如电容、电感、电池等上面,作为这些电子元件的外部绝缘包覆层,一方面可以对内部的电子元件进行有效的防护,另一方面,在热缩套管的外表面上可以标注电子元件的信息,以便于识别,热缩套管通过在配方中加入不同的颜料色母可以制成各种颜色,在增强电子元件的美观性同时,对不同类或是同类的不同型号的电子元件加以区分。但通常的热缩套管主要原料采用PVC,这种产品通常韧性差,相对较脆,比较容易产生裂纹破损,耐侯性能也较差。最主要的是PET产品能够改善上述性能外还具有明显的环保性能。
发明内容
为了克服上述利用PVC作为主要原料制备的热缩套管存在的不足,本发明提供一种工艺简单、操作方便的PET热缩套管的制备方法,有效改进了热缩套管的各种性能。
本发明所要解决的技术问题是:一种PET热缩套管的制备方法,其特征是采用如下工艺步骤:
a.配料:原料包括PET(聚对苯二甲酸乙二醇酯)、POE(聚烯烃热塑性弹性体)、TPEE(热塑性聚酯弹性体)及PC滑剂(聚碳酸酯),配方重量组份为:PET 100份,POE 1~15份,TPEE 2~50份,PC滑剂0.5~8份,均匀混合。其中,POE起到了加强产品韧性的作用,TPEE起到了抗冲、改性的作用,提高在热缩套管表面印刷性能,PC滑剂提高了产品的表面光洁度。
b.除湿干燥:采用除湿干燥机,干燥时间控制在2~6小时。
c.挤塑:采用挤塑机,设置五个温度控制段,第一温度控制段180~200℃,第二温度控制段200~230℃,第三温度控制段220~250℃,第四温度控制段240~250℃,第一温度控制段235~255℃,挤出半成品塑管。
d.一次冷却:对挤出的半成品采用冷却水冷却,控制水温≤20℃,保持塑管具有延展性。
e.管体成形:经过一次冷却的塑管牵引进入定型套,在定型套前端加入蒸汽,后端加入室温水,向塑管内鼓入压缩空气膨胀,由定型套对膨胀后的塑管进行定形,压力保持0.3~2kg。
f.二次冷却:采用室温水对定形后的塑管进行再次冷却,制成热缩套管。
g.后处理:对热缩套管进行压扁、卷绕、包装。
为了制成各种颜色的热缩套管,进一步地:配方中还加入颜料色母,重量组份为1~10份。
为了提高产品的耐高温性,进一步地:配方中还加入耐温助剂PET-C,重量组份为0.3~6份。
为了使最后成品达到最佳的性能,更进一步地:优选配方为,PET 100份,POE 2~8份,TPEE 2.5~35份,PC 1~2份,颜料2~6份,PET-C 0.5~2份。
本发明工艺简单,操作方便,制得的热缩套管较原有的PVC产品相比,在产品的韧性、表面光洁度和耐高温性、印刷性方面都有很大的优化和性能改善,最主要的是PET为环保无污染材料,故所做产品符合欧盟和我国环保要求之趋势。
具体实施方式
一种PET热缩套管的制备方法,其特征是采用如下工艺步骤:
a.配料:原料包括PET、POE(、TPEE、PC滑剂、颜料及耐温助剂PET-C,配方重量组份为:PET 100份,POE 1~15份,TPEE 2~50份,PC滑剂0.5~8份,颜料1~10份,耐温助剂PET-C 0.3~6份,均匀混合;
b.除湿干燥:采用除湿干燥机,干燥时间控制在2~6小时;
c.挤塑:采用挤塑机,设置五个温度控制段,第一温度控制段180~200℃,第二温度控制段200~230℃,第三温度控制段220~250℃,第四温度控制段240~250℃,第一温度控制段235~255℃,挤出半成品塑管;
d.一次冷却:对挤出的半成品采用冷却水冷却,控制水温≤20℃,保持塑管具有延展性;
e.管体成形:经过一次冷却的塑管牵引进入定型套,在定型套前端加入蒸汽,后端加入室温水,向塑管内鼓入压缩空气膨胀,由定型套对膨胀后的塑管进行定形,压力保持0.3~2kg;
f.二次冷却:采用室温水对定形后的塑管进行再次冷却,制成热缩套管;
g.后处理:对热缩套管进行压扁、卷绕、包装。
Claims (6)
1.一种PET热缩套管的制备方法,其特征是采用如下工艺步骤:
a.配料:原料包括PET(聚对苯二甲酸乙二醇酯)、POE(聚烯烃热塑性弹性体)、TPEE(热塑性聚酯弹性体)及PC滑剂(聚碳酸酯),配方重量组份为:PET 100份,POE 1~15份,TPEE 2~50份,PC滑剂0.5~8份,均匀混合;
b.除湿干燥:采用除湿干燥机,干燥时间控制在2~6小时;
c.挤塑:采用挤塑机,设置五个温度控制段,第一温度控制段180~200℃,第二温度控制段200~230℃,第三温度控制段220~250℃,第四温度控制段240~250℃,第五温度控制段235~255℃,挤出半成品塑管;
d.一次冷却:对挤出的半成品采用冷却水冷却,控制水温≤20℃,保持塑管具有延展性;
e.管体成形:经过一次冷却的塑管牵引进入定型套,在定型套前端加入蒸汽,后端加入室温水,向塑管内鼓入压缩空气膨胀,由定型套对膨胀后的塑管进行定形,管内压力保持0.3~2kg;
f.二次冷却:采用室温水对定形后的塑管进行再次冷却,制成热缩套管,并压扁。
g.后处理:对热缩套管进行卷绕、包装。
2.根据权利要求1所述的PET热缩套管的制备方法,其特征是:配方中还加入颜料色母,重量组份为1~10份。
3.根据权利要求1所述的PET热缩套管的制备方法,其特征是:配方中还加入耐温助剂PET-C,重量组份为0.3~6份。
4.根据权利要求1所述的PET热缩套管的制备方法,其特征是:优选配方为,PET 100份,POE 2~8份,TPEE 2.5~35份,PC 1~2份。
5.根据权利要求2所述的PET热缩套管的制备方法,其特征是:颜料色母的优选重量组份为2~6份。
6.根据权利要求3所述的PET热缩套管的制备方法,其特征是:PET-C的优选重量组份为0.5~2份。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2007100221131A CN100506511C (zh) | 2007-04-30 | 2007-04-30 | Pet热缩套管的制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2007100221131A CN100506511C (zh) | 2007-04-30 | 2007-04-30 | Pet热缩套管的制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101049729A true CN101049729A (zh) | 2007-10-10 |
CN100506511C CN100506511C (zh) | 2009-07-01 |
Family
ID=38781429
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2007100221131A Expired - Fee Related CN100506511C (zh) | 2007-04-30 | 2007-04-30 | Pet热缩套管的制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN100506511C (zh) |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102773985A (zh) * | 2012-07-26 | 2012-11-14 | 浙江永达实业集团有限公司 | 一种pe薄壁管气囊法生产设备 |
CN103963289A (zh) * | 2014-05-19 | 2014-08-06 | 深圳市沃尔核材股份有限公司 | 一种扁状热缩管异常断开的连接方法 |
CN104292774A (zh) * | 2014-09-20 | 2015-01-21 | 明光旭升科技有限公司 | 一种多彩荧光热缩套管及其制备方法 |
CN103554852B (zh) * | 2013-10-30 | 2016-03-02 | 东莞市华炜塑胶制品有限公司 | 一种pet热缩套管及其制备方法 |
CN107603075A (zh) * | 2017-10-25 | 2018-01-19 | 安徽同利塑胶彩印有限公司 | 一种新型pvc热缩套及其制备方法 |
WO2018072746A1 (zh) | 2016-10-21 | 2018-04-26 | 中国石油化工股份有限公司 | 聚酯组合物及其制备方法和应用 |
CN109456579A (zh) * | 2018-10-18 | 2019-03-12 | 长园长通新材料股份有限公司 | 一种耐刺破pet热缩套管材料及其制备方法 |
CN111423701A (zh) * | 2020-04-03 | 2020-07-17 | 江苏鼎尚电子材料股份有限公司 | 一种物理性能增强型热缩套管及其制备方法 |
CN112552659A (zh) * | 2021-01-04 | 2021-03-26 | 深圳市顺博绝缘材料制造有限公司 | 硅树脂柔软热缩套管的制造方法 |
-
2007
- 2007-04-30 CN CNB2007100221131A patent/CN100506511C/zh not_active Expired - Fee Related
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102773985A (zh) * | 2012-07-26 | 2012-11-14 | 浙江永达实业集团有限公司 | 一种pe薄壁管气囊法生产设备 |
CN102773985B (zh) * | 2012-07-26 | 2015-03-25 | 浙江永达实业集团有限公司 | 一种pe薄壁管气囊法生产设备 |
CN103554852B (zh) * | 2013-10-30 | 2016-03-02 | 东莞市华炜塑胶制品有限公司 | 一种pet热缩套管及其制备方法 |
CN103963289A (zh) * | 2014-05-19 | 2014-08-06 | 深圳市沃尔核材股份有限公司 | 一种扁状热缩管异常断开的连接方法 |
CN103963289B (zh) * | 2014-05-19 | 2016-06-22 | 深圳市沃尔核材股份有限公司 | 一种扁状热缩管异常断开的连接方法 |
CN104292774A (zh) * | 2014-09-20 | 2015-01-21 | 明光旭升科技有限公司 | 一种多彩荧光热缩套管及其制备方法 |
WO2018072746A1 (zh) | 2016-10-21 | 2018-04-26 | 中国石油化工股份有限公司 | 聚酯组合物及其制备方法和应用 |
US11466151B2 (en) | 2016-10-21 | 2022-10-11 | China Petroleum & Chemical Corporation | Polyester composition, preparation method therefor and application thereof |
CN107603075A (zh) * | 2017-10-25 | 2018-01-19 | 安徽同利塑胶彩印有限公司 | 一种新型pvc热缩套及其制备方法 |
CN109456579A (zh) * | 2018-10-18 | 2019-03-12 | 长园长通新材料股份有限公司 | 一种耐刺破pet热缩套管材料及其制备方法 |
CN111423701A (zh) * | 2020-04-03 | 2020-07-17 | 江苏鼎尚电子材料股份有限公司 | 一种物理性能增强型热缩套管及其制备方法 |
CN112552659A (zh) * | 2021-01-04 | 2021-03-26 | 深圳市顺博绝缘材料制造有限公司 | 硅树脂柔软热缩套管的制造方法 |
Also Published As
Publication number | Publication date |
---|---|
CN100506511C (zh) | 2009-07-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN101049729A (zh) | Pet热缩套管的制备方法 | |
CN102850692B (zh) | 木塑复合管材、管件生产工艺及方法 | |
CN103435881B (zh) | 一种抗菌供水管、抗菌pe复合材料及其制备方法 | |
CN104693606B (zh) | 植物纤维增强聚丙烯复合材料及其制备方法和在制备汽车部件中应用 | |
CN103497484B (zh) | 高模、高强、高耐热聚甲醛复合材料及其制备方法 | |
CN104448805A (zh) | 一种用于3d打印的高强尼龙基复合材料及其制备方法 | |
CN103756092B (zh) | 薄壁耐高压pe软管及其制备方法 | |
CN106700460B (zh) | 一种木质素改性pcl生物降解塑料及其制备方法 | |
CN109082007A (zh) | 一种高强抗菌聚丙烯塑料及制备方法 | |
CN102040813B (zh) | 一种聚乳酸-abs树脂复合材料及其制备方法 | |
CN1865339A (zh) | 一种竹塑结皮发泡复合材料及其生产方法 | |
CN103831966B (zh) | 一种制造耐热聚乳酸水瓶的方法 | |
CN103571162A (zh) | 一种pet抗菌材料 | |
CN103756346B (zh) | 诱导β-结晶增韧的聚丙烯木塑复合材料的制备方法 | |
CN102408725B (zh) | 一种适用于微波硫化的硅橡胶及制备方法 | |
CN112341696A (zh) | 一种纳米改性高阻隔膜及其制备方法 | |
CN111533984A (zh) | 一种抗老化pe给水管材料及其制备方法 | |
CN105754142B (zh) | 一种含有水滑石的增刚成核剂组合物 | |
CN103642192A (zh) | 抗菌的增韧改性聚苯醚合金材料的制备方法 | |
CN111347699A (zh) | 一种pe给水管的制备方法 | |
CN105968803A (zh) | 一种高流动易加工尼龙66木塑复合材料及制备方法 | |
CN107686613A (zh) | 一种聚氯乙烯复合材料及其制备工艺 | |
CN106810849A (zh) | 一种用于发动机进气歧管的超高光尼龙复合材料及其制备方法 | |
CN107345019A (zh) | 一种耐高温聚乙烯螺旋波纹管及制备方法 | |
CN106243552A (zh) | 一种pvc‑o变径管生产工艺 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090701 Termination date: 20160430 |