CN1948355A - 一种低分子量聚四氟乙烯树脂的生产方法 - Google Patents
一种低分子量聚四氟乙烯树脂的生产方法 Download PDFInfo
- Publication number
- CN1948355A CN1948355A CNA2006100222500A CN200610022250A CN1948355A CN 1948355 A CN1948355 A CN 1948355A CN A2006100222500 A CNA2006100222500 A CN A2006100222500A CN 200610022250 A CN200610022250 A CN 200610022250A CN 1948355 A CN1948355 A CN 1948355A
- Authority
- CN
- China
- Prior art keywords
- molecular weight
- low molecular
- polymerization
- production method
- utilizing
- 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
- 239000011347 resin Substances 0.000 title claims abstract description 28
- 229920005989 resin Polymers 0.000 title claims abstract description 28
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 title claims description 37
- 238000004519 manufacturing process Methods 0.000 title claims description 17
- 238000006116 polymerization reaction Methods 0.000 claims abstract description 32
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 claims abstract description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 18
- 238000001035 drying Methods 0.000 claims abstract description 15
- 239000012986 chain transfer agent Substances 0.000 claims abstract description 11
- SNGREZUHAYWORS-UHFFFAOYSA-N perfluorooctanoic acid Chemical compound OC(=O)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F SNGREZUHAYWORS-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000008367 deionised water Substances 0.000 claims abstract description 9
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 9
- 239000003999 initiator Substances 0.000 claims abstract description 9
- 239000004809 Teflon Substances 0.000 claims abstract description 5
- 229920006362 Teflon® Polymers 0.000 claims abstract description 5
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 5
- JRKICGRDRMAZLK-UHFFFAOYSA-L peroxydisulfate Chemical compound [O-]S(=O)(=O)OOS([O-])(=O)=O JRKICGRDRMAZLK-UHFFFAOYSA-L 0.000 claims abstract description 3
- 238000000034 method Methods 0.000 claims description 27
- 239000012530 fluid Substances 0.000 claims description 21
- 229920000642 polymer Polymers 0.000 claims description 21
- 230000008569 process Effects 0.000 claims description 14
- 239000000839 emulsion Substances 0.000 claims description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 6
- 239000001301 oxygen Substances 0.000 claims description 6
- 229910052760 oxygen Inorganic materials 0.000 claims description 6
- 239000006185 dispersion Substances 0.000 claims description 5
- 230000000977 initiatory effect Effects 0.000 claims 1
- 230000000379 polymerizing effect Effects 0.000 claims 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 abstract description 32
- 239000004810 polytetrafluoroethylene Substances 0.000 abstract description 32
- 238000005516 engineering process Methods 0.000 abstract description 6
- 239000002245 particle Substances 0.000 abstract description 6
- 238000002360 preparation method Methods 0.000 abstract description 5
- 238000001694 spray drying Methods 0.000 abstract description 4
- 239000000203 mixture Substances 0.000 abstract 2
- 239000002131 composite material Substances 0.000 abstract 1
- 238000010556 emulsion polymerization method Methods 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 description 19
- 239000007788 liquid Substances 0.000 description 13
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 description 12
- 239000004160 Ammonium persulphate Substances 0.000 description 10
- 235000019395 ammonium persulphate Nutrition 0.000 description 10
- 239000003960 organic solvent Substances 0.000 description 9
- -1 polytetrafluoroethylene Polymers 0.000 description 9
- 238000005507 spraying Methods 0.000 description 9
- 239000007789 gas Substances 0.000 description 7
- 239000000178 monomer Substances 0.000 description 7
- 239000011164 primary particle Substances 0.000 description 7
- 239000007787 solid Substances 0.000 description 7
- 239000002904 solvent Substances 0.000 description 7
- VOPWNXZWBYDODV-UHFFFAOYSA-N Chlorodifluoromethane Chemical compound FC(F)Cl VOPWNXZWBYDODV-UHFFFAOYSA-N 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 239000007921 spray Substances 0.000 description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- NEHMKBQYUWJMIP-UHFFFAOYSA-N chloromethane Chemical compound ClC NEHMKBQYUWJMIP-UHFFFAOYSA-N 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 4
- 238000009826 distribution Methods 0.000 description 4
- 239000003595 mist Substances 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 238000011160 research Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 3
- 239000000654 additive Substances 0.000 description 3
- 230000000996 additive effect Effects 0.000 description 3
- 238000003912 environmental pollution Methods 0.000 description 3
- 239000003063 flame retardant Substances 0.000 description 3
- 239000011261 inert gas Substances 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 239000010935 stainless steel Substances 0.000 description 3
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 2
- OFOBLEOULBTSOW-UHFFFAOYSA-N Malonic acid Chemical compound OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 2
- OUUQCZGPVNCOIJ-UHFFFAOYSA-M Superoxide Chemical compound [O-][O] OUUQCZGPVNCOIJ-UHFFFAOYSA-M 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 238000013019 agitation Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000004816 latex Substances 0.000 description 2
- 229920000126 latex Polymers 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- YDDULLXUFDTAKJ-UHFFFAOYSA-M octanoate tetrafluoroazanium Chemical compound F[N+](F)(F)F.CCCCCCCC([O-])=O YDDULLXUFDTAKJ-UHFFFAOYSA-M 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 239000004753 textile Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- BEQKKZICTDFVMG-UHFFFAOYSA-N 1,2,3,4,6-pentaoxepane-5,7-dione Chemical compound O=C1OOOOC(=O)O1 BEQKKZICTDFVMG-UHFFFAOYSA-N 0.000 description 1
- BHNZEZWIUMJCGF-UHFFFAOYSA-N 1-chloro-1,1-difluoroethane Chemical compound CC(F)(F)Cl BHNZEZWIUMJCGF-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 229910001870 ammonium persulfate Inorganic materials 0.000 description 1
- 239000007900 aqueous suspension Substances 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006757 chemical reactions by type Methods 0.000 description 1
- UUAGAQFQZIEFAH-UHFFFAOYSA-N chlorotrifluoroethylene Chemical group FC(F)=C(F)Cl UUAGAQFQZIEFAH-UHFFFAOYSA-N 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- HGCIXCUEYOPUTN-UHFFFAOYSA-N cyclohexene Chemical compound C1CCC=CC1 HGCIXCUEYOPUTN-UHFFFAOYSA-N 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000012674 dispersion polymerization Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 238000000635 electron micrograph Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000000693 micelle Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical group CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 1
- BCCOBQSFUDVTJQ-UHFFFAOYSA-N octafluorocyclobutane Chemical compound FC1(F)C(F)(F)C(F)(F)C1(F)F BCCOBQSFUDVTJQ-UHFFFAOYSA-N 0.000 description 1
- 235000019407 octafluorocyclobutane Nutrition 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 235000011837 pasties Nutrition 0.000 description 1
- 238000005502 peroxidation Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000004449 solid propellant Substances 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- Y02P20/121—
Landscapes
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Abstract
Description
序号 | 设备控制条件 | 实施例1 | 实施例2 | 对比例1 | 对比例2 |
1 | 干燥方式 | 离心喷雾 | 离心喷雾 | 烘干 | 离心喷雾 |
2 | 干燥量,kg/h | 50 | 50 | 18 | 0 |
3 | 干燥温度,℃ | 170 | 170 | 170 | 170 |
3 | 进料状况 | 正常连续 | 正常连续 | 不能正常连续 | / |
4 | 平均粒度,μm | 7.2 | 7.1 | 9.4 | 6..5 |
5 | 水含量,%wt | 0.04 | 0.04 | 0.04 | / |
序号 | 检测项目 | 实施例1 | 实施例2 | 对比例1 | 对比例2 |
1 | 外观 | 白色松散细粉 | 白色松散细粉 | 浅黄色胶状体 | 白色松散细粉 |
2 | 聚合液固含量,%wt | 20 | 16 | 12 | 9.8 |
3 | 粒径分布,um | 0.05~0.35 | 0.03~0.38 | / | 0.02~0.48 |
4 | 熔融温度,℃ | 327 | 325 | 326 | 328 |
5 | 平均分子量 | 103 | 103 | 103 | 103 |
6 | 聚合液稳定性(S) | 548 | 450 | / | 380 |
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2006100222500A CN100506858C (zh) | 2006-11-10 | 2006-11-10 | 一种低分子量聚四氟乙烯树脂的生产方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2006100222500A CN100506858C (zh) | 2006-11-10 | 2006-11-10 | 一种低分子量聚四氟乙烯树脂的生产方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1948355A true CN1948355A (zh) | 2007-04-18 |
CN100506858C CN100506858C (zh) | 2009-07-01 |
Family
ID=38017990
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2006100222500A Expired - Fee Related CN100506858C (zh) | 2006-11-10 | 2006-11-10 | 一种低分子量聚四氟乙烯树脂的生产方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN100506858C (zh) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101215348B (zh) * | 2007-12-29 | 2010-08-11 | 山东东岳高分子材料有限公司 | 低分子聚四氟乙烯树脂的聚合方法 |
CN102453166A (zh) * | 2010-11-01 | 2012-05-16 | 中化蓝天集团有限公司 | 一种水相聚合乳液的后处理方法 |
CN103193992A (zh) * | 2013-03-14 | 2013-07-10 | 巨化集团技术中心 | 一种由聚四氟乙烯乳液制备聚四氟乙烯超细粉的方法 |
CN107236063A (zh) * | 2017-06-14 | 2017-10-10 | 广州华大生物科技有限公司 | 一种低分子量聚四氟乙烯的制备方法 |
CN112961536A (zh) * | 2021-04-13 | 2021-06-15 | 中国科学院兰州化学物理研究所 | 聚四氟乙烯基核壳型介孔复合材料及其制备方法、浸油介孔复合材料及应用 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1018657B (zh) * | 1991-04-12 | 1992-10-14 | 冶金工业部钢铁研究总院 | 耐热耐磨自润滑材料及其制造方法 |
US7176265B2 (en) * | 2002-11-22 | 2007-02-13 | E. I. Du Pont De Nemours And Company | Directly polymerized low molecular weight granular polytetrafluoroethylene |
-
2006
- 2006-11-10 CN CNB2006100222500A patent/CN100506858C/zh not_active Expired - Fee Related
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101215348B (zh) * | 2007-12-29 | 2010-08-11 | 山东东岳高分子材料有限公司 | 低分子聚四氟乙烯树脂的聚合方法 |
CN102453166A (zh) * | 2010-11-01 | 2012-05-16 | 中化蓝天集团有限公司 | 一种水相聚合乳液的后处理方法 |
CN102453166B (zh) * | 2010-11-01 | 2013-08-28 | 中化蓝天集团有限公司 | 一种水相聚合乳液的后处理方法 |
CN103193992A (zh) * | 2013-03-14 | 2013-07-10 | 巨化集团技术中心 | 一种由聚四氟乙烯乳液制备聚四氟乙烯超细粉的方法 |
CN103193992B (zh) * | 2013-03-14 | 2015-06-24 | 巨化集团技术中心 | 一种由聚四氟乙烯乳液制备聚四氟乙烯超细粉的方法 |
CN107236063A (zh) * | 2017-06-14 | 2017-10-10 | 广州华大生物科技有限公司 | 一种低分子量聚四氟乙烯的制备方法 |
CN112961536A (zh) * | 2021-04-13 | 2021-06-15 | 中国科学院兰州化学物理研究所 | 聚四氟乙烯基核壳型介孔复合材料及其制备方法、浸油介孔复合材料及应用 |
Also Published As
Publication number | Publication date |
---|---|
CN100506858C (zh) | 2009-07-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1326893C (zh) | 直接聚合的低分子量粒状聚四氟乙烯 | |
CN100506858C (zh) | 一种低分子量聚四氟乙烯树脂的生产方法 | |
CN100404566C (zh) | 四氟乙烯聚合物水性分散液、其制造方法、四氟乙烯聚合物粉末以及四氟乙烯聚合物成型体 | |
EP0373588B1 (en) | Aqueous dispersion, composite powder and organosol of fluorine-containing polymer | |
CN102585080B (zh) | 改性聚四氟乙烯颗粒、其制造方法及改性聚四氟乙烯成型体 | |
FI89372B (fi) | Foerfarande foer polymerisation av fluorerade monomerer i vattendispersion | |
CN1084766C (zh) | 非粉化防粘/耐磨涂层 | |
EP2415788B1 (en) | Low molecular weight polytetrafluoroethylene powder and preparation method therefor | |
CN1215085C (zh) | 含氟聚合物的制造方法 | |
CN102086243B (zh) | 高光泽度聚四氟乙烯分散浓缩液的制备方法 | |
CN1009933B (zh) | 在水分散液中氟化单体的聚合方法 | |
CN104583247A (zh) | 四氟乙烯共聚物 | |
US6531557B1 (en) | Modified polytetrafluoroethylene fine powder and method for the production of the same | |
CN103703065B (zh) | 低磨耗含氟聚合物复合物 | |
CN101186668B (zh) | 一种涂料用含氟橡胶的制备方法 | |
JPWO2014112592A1 (ja) | エチレン−テトラフルオロエチレン共重合体乾燥物、ペレットおよび成形物の製造方法 | |
EP4031589A1 (en) | Low molecular weight polytetrafluoroethylene micropowder and process for preparing the same | |
CN106699935A (zh) | 制造过滤毡用短纤维的四氟乙烯分散树脂及其制备方法 | |
CN103739766B (zh) | 具有良好加工性能和高拉伸强度的挤出用氟橡胶的生产方法 | |
CN102887972A (zh) | 一种三元共聚聚四氟乙烯树脂、其制备方法和其浓缩分散液 | |
CN1360010A (zh) | 用于四氟乙烯水分散聚合的石蜡的制备方法和使用石蜡制备聚四氟乙烯的方法 | |
CN103881560A (zh) | 一种基于氰酸酯的斜盘 | |
EP3287474B1 (en) | Modified polytetrafluoroethylene fine powder, its manufacturing method and electric wire and tube produced by using it | |
CN101245118A (zh) | 聚四氟乙烯细粉及聚四氟乙烯的制造方法 | |
CN110790956B (zh) | 超细氟树脂粉末的制备方法 |
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 | ||
C56 | Change in the name or address of the patentee |
Owner name: ZHONGHAO CHENGUANG RESEARCH INSTITUTE OF CHEMICAL Free format text: FORMER NAME: ZHONGHAO CHENGUANG CHEMICAL RESEARCH INST. |
|
CP03 | Change of name, title or address |
Address after: 643201 Zigong County, Sichuan Province, Chenguang Road, No. 135, Fushun Patentee after: ZHONGHAO CHENGUANG RESEARCH INSTITUTE OF CHEMICAL INDUSTRY Co.,Ltd. Address before: 643201, Chenguang Road, Fu town, Fushun County, Zigong, Sichuan, 135 Patentee before: ZHONGHAO CHENGUANG Research Institute OF CHEMICAL INDUSTRY |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090701 |