CN109134808B - 基于有机硅泡沫稳定剂的阻燃聚氨酯海绵的制备方法 - Google Patents
基于有机硅泡沫稳定剂的阻燃聚氨酯海绵的制备方法 Download PDFInfo
- Publication number
- CN109134808B CN109134808B CN201810892738.1A CN201810892738A CN109134808B CN 109134808 B CN109134808 B CN 109134808B CN 201810892738 A CN201810892738 A CN 201810892738A CN 109134808 B CN109134808 B CN 109134808B
- Authority
- CN
- China
- Prior art keywords
- foam stabilizer
- flame retardant
- flame
- polyurethane sponge
- retardant polyurethane
- 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.)
- Active
Links
- 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 title claims abstract description 59
- 239000003063 flame retardant Substances 0.000 title claims abstract description 59
- 239000003381 stabilizer Substances 0.000 title claims abstract description 48
- 239000006260 foam Substances 0.000 title claims abstract description 41
- 229920002635 polyurethane Polymers 0.000 title claims abstract description 26
- 239000004814 polyurethane Substances 0.000 title claims abstract description 26
- 238000002360 preparation method Methods 0.000 title claims abstract description 12
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title claims description 18
- 229910052710 silicon Inorganic materials 0.000 title claims description 18
- 239000010703 silicon Substances 0.000 title claims description 18
- 239000004721 Polyphenylene oxide Substances 0.000 claims abstract description 17
- 229920000570 polyether Polymers 0.000 claims abstract description 17
- 239000003054 catalyst Substances 0.000 claims description 18
- 239000000126 substance Substances 0.000 claims description 16
- -1 isocyanate compound Chemical class 0.000 claims description 13
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical group ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 claims description 12
- PEDCQBHIVMGVHV-UHFFFAOYSA-N glycerol group Chemical group OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 12
- UCQFCFPECQILOL-UHFFFAOYSA-N diethyl hydrogen phosphate Chemical group CCOP(O)(=O)OCC UCQFCFPECQILOL-UHFFFAOYSA-N 0.000 claims description 9
- 238000002156 mixing Methods 0.000 claims description 9
- 229920002323 Silicone foam Polymers 0.000 claims description 8
- 239000013514 silicone foam Substances 0.000 claims description 8
- 238000003756 stirring Methods 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 150000001412 amines Chemical class 0.000 claims description 6
- 239000012948 isocyanate Substances 0.000 claims description 6
- XFZRQAZGUOTJCS-UHFFFAOYSA-N phosphoric acid;1,3,5-triazine-2,4,6-triamine Chemical compound OP(O)(O)=O.NC1=NC(N)=NC(N)=N1 XFZRQAZGUOTJCS-UHFFFAOYSA-N 0.000 claims description 6
- 239000002904 solvent Substances 0.000 claims description 6
- 239000012974 tin catalyst Substances 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims 6
- 238000000034 method Methods 0.000 claims 1
- 229920002545 silicone oil Polymers 0.000 abstract description 15
- 230000000694 effects Effects 0.000 abstract description 11
- 238000005187 foaming Methods 0.000 abstract description 8
- 229910052739 hydrogen Inorganic materials 0.000 abstract description 7
- 239000001257 hydrogen Substances 0.000 abstract description 7
- 210000000497 foam cell Anatomy 0.000 abstract 1
- 229920005830 Polyurethane Foam Polymers 0.000 description 8
- XXROGKLTLUQVRX-UHFFFAOYSA-N allyl alcohol Chemical compound OCC=C XXROGKLTLUQVRX-UHFFFAOYSA-N 0.000 description 8
- 239000011496 polyurethane foam Substances 0.000 description 8
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 229910052708 sodium Inorganic materials 0.000 description 6
- 239000011734 sodium Substances 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 5
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 4
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 description 4
- 238000001914 filtration Methods 0.000 description 4
- UQEAIHBTYFGYIE-UHFFFAOYSA-N hexamethyldisiloxane Chemical compound C[Si](C)(C)O[Si](C)(C)C UQEAIHBTYFGYIE-UHFFFAOYSA-N 0.000 description 4
- HMMGMWAXVFQUOA-UHFFFAOYSA-N octamethylcyclotetrasiloxane Chemical compound C[Si]1(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O1 HMMGMWAXVFQUOA-UHFFFAOYSA-N 0.000 description 4
- 230000035699 permeability Effects 0.000 description 4
- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- VFWCMGCRMGJXDK-UHFFFAOYSA-N 1-chlorobutane Chemical compound CCCCCl VFWCMGCRMGJXDK-UHFFFAOYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- KEAYESYHFKHZAL-UHFFFAOYSA-N Sodium Chemical compound [Na] KEAYESYHFKHZAL-UHFFFAOYSA-N 0.000 description 2
- BHELZAPQIKSEDF-UHFFFAOYSA-N allyl bromide Chemical compound BrCC=C BHELZAPQIKSEDF-UHFFFAOYSA-N 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000003472 neutralizing effect Effects 0.000 description 2
- 229910000510 noble metal Inorganic materials 0.000 description 2
- 125000005373 siloxane group Chemical group [SiH2](O*)* 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 229920000877 Melamine resin Polymers 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- KPUWHANPEXNPJT-UHFFFAOYSA-N disiloxane Chemical class [SiH3]O[SiH3] KPUWHANPEXNPJT-UHFFFAOYSA-N 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 125000003698 tetramethyl group Chemical group [H]C([H])([H])* 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4829—Polyethers containing at least three hydroxy groups
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
- C08G77/42—Block-or graft-polymers containing polysiloxane sequences
- C08G77/46—Block-or graft-polymers containing polysiloxane sequences containing polyether sequences
-
- 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
- C08K5/49—Phosphorus-containing compounds
- C08K5/51—Phosphorus bound to oxygen
- C08K5/52—Phosphorus bound to oxygen only
- C08K5/5205—Salts of P-acids with N-bases
-
- 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
- C08K5/49—Phosphorus-containing compounds
- C08K5/51—Phosphorus bound to oxygen
- C08K5/52—Phosphorus bound to oxygen only
- C08K5/521—Esters of phosphoric acids, e.g. of H3PO4
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G2101/00—Manufacture of cellular products
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polyurethanes Or Polyureas (AREA)
- Silicon Polymers (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810892738.1A CN109134808B (zh) | 2018-08-07 | 2018-08-07 | 基于有机硅泡沫稳定剂的阻燃聚氨酯海绵的制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810892738.1A CN109134808B (zh) | 2018-08-07 | 2018-08-07 | 基于有机硅泡沫稳定剂的阻燃聚氨酯海绵的制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN109134808A CN109134808A (zh) | 2019-01-04 |
CN109134808B true CN109134808B (zh) | 2020-11-03 |
Family
ID=64791890
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810892738.1A Active CN109134808B (zh) | 2018-08-07 | 2018-08-07 | 基于有机硅泡沫稳定剂的阻燃聚氨酯海绵的制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN109134808B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110317344A (zh) * | 2019-07-18 | 2019-10-11 | 上海麦浦新材料科技有限公司 | 一种有机硅共聚物表面活性剂及其在pir板材用硬质泡沫中的用途 |
Family Cites Families (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4239054A1 (de) * | 1992-11-20 | 1994-05-26 | Goldschmidt Ag Th | Polysiloxan-Polyoxyalkylen-Blockmischpolymerisat mit unterschiedlichen Polyoxyalkylenblöcken im durchschnittlichen Molekül |
US5432206A (en) * | 1994-07-29 | 1995-07-11 | Dow Corning Corporation | Polyether silicone surfactants for the manufacture of urethane foams |
US5830970A (en) * | 1995-12-22 | 1998-11-03 | Dow Corning Corporation | Silicone polyether surfactants |
EP0780414B1 (en) * | 1995-12-22 | 2002-10-09 | Air Products And Chemicals, Inc. | A method for preparing flexible polyurethane foams |
DE50200338D1 (de) * | 2002-03-26 | 2004-05-13 | Goldschmidt Ag Th | Verwendung organofunktionell modifizierter Polysiloxane zur Herstellung von Polyurethanweichschäumen |
DE102005039931A1 (de) * | 2005-08-24 | 2007-03-01 | Goldschmidt Gmbh | Verfahren zur Herstellung von SiOC-verknüpften, linearen Polydimethylsiloxan-Polyoxyalkylen-Blockcopolymeren |
US8476330B2 (en) * | 2007-07-13 | 2013-07-02 | Momentive Performance Materials Inc. | Polyurethane foam containing synergistic surfactant combinations and process for making same |
DE102007046736A1 (de) * | 2007-09-28 | 2009-04-02 | Evonik Goldschmidt Gmbh | Verwendung linearer Siloxane und Verfahren zu deren Herstellung |
DE102009028061A1 (de) * | 2009-07-29 | 2011-02-10 | Evonik Goldschmidt Gmbh | Verfahren zur Herstellung von Polyurethanschaum |
CN101724254A (zh) * | 2009-12-09 | 2010-06-09 | 顺德职业技术学院 | 高效无卤阻燃聚氨酯硬泡及其制备方法 |
DE102010039004A1 (de) * | 2010-08-06 | 2012-02-09 | Evonik Goldschmidt Gmbh | Silikoncopolymere mit seitenständigen über Allylglycidylether und verwandte Verbindungen angebundenen Alkylreisten und ihre Verwendung als Stabilisatoren zur Herstellug von Polyurethanweichschäumen |
CN102226002B (zh) * | 2011-05-11 | 2012-11-21 | 苏州思德新材料科技有限公司 | 一种聚氨酯泡沫稳定剂的制备方法 |
CN102284198A (zh) * | 2011-05-18 | 2011-12-21 | 黄山市强力化工有限公司 | 一种水溶性聚醚改性有机硅消泡剂及其制备和复配方法 |
DE102011109541A1 (de) * | 2011-08-03 | 2013-02-07 | Evonik Goldschmidt Gmbh | Verwendung von Polysiloxanen enthaltend verzweigte Polyetherreste zur Herstellung von Polyurethanschäumen |
DE102011109540A1 (de) * | 2011-08-03 | 2013-02-07 | Evonik Goldschmidt Gmbh | Alkylcarbonat endverschlossene Polyethersilioxane und Verfahren zu deren Herstellung |
DE102011109547A1 (de) * | 2011-08-03 | 2013-02-07 | Evonik Goldschmidt Gmbh | Polysiloxanpolyether-Copolymere mit Carbonatgruppenhaltigen (Polyether-)Resten und deren Verwendung als Stabilisatorne zur Herstellung von Polyurethanschäumen |
CN102911334A (zh) * | 2012-11-14 | 2013-02-06 | 滕州市华海新型保温材料有限公司 | B1级高阻燃低发烟硬质聚氨酯泡沫 |
CN103145990B (zh) * | 2013-02-20 | 2015-02-18 | 烟台德邦先进硅材料有限公司 | 一种低聚合度的端含氢硅油的制备方法 |
CN103524743A (zh) * | 2013-07-01 | 2014-01-22 | 江苏天辰硅材料有限公司 | 一种带端氢含氢硅油的制备方法 |
CN103910887B (zh) * | 2014-03-31 | 2017-01-25 | 苏州思德新材料科技有限公司 | 应用于单组份聚氨酯泡沫填缝剂的有机硅泡沫稳定剂的制备方法 |
US20180179322A1 (en) * | 2015-06-11 | 2018-06-28 | Momentive Performance Materials Inc. | Silicone surfactant for use in polyurethane foams prepared with polyether carbonate polylos |
CN105199110B (zh) * | 2015-10-19 | 2018-10-19 | 苏州思德新材料科技有限公司 | 一种制备慢回弹聚氨酯泡沫用的表面活性剂及其制备工艺 |
KR101816386B1 (ko) * | 2016-03-30 | 2018-02-21 | 현대자동차주식회사 | 난연성 슬래브스톡 폴리우레탄 폼 조성물 |
CN105693980A (zh) * | 2016-04-14 | 2016-06-22 | 南通斯恩特纺织科技有限公司 | 一种嵌段有机硅水性聚氨酯抗起毛起球剂 |
CN107400241A (zh) * | 2017-09-06 | 2017-11-28 | 江苏天辰新材料股份有限公司 | 一种含氢硅油的制备方法 |
CN107805306B (zh) * | 2017-11-10 | 2020-12-15 | 苏州思德新材料科技有限公司 | 一种有机硅泡沫稳定剂及其制备方法与应用 |
CN108129628A (zh) * | 2017-12-20 | 2018-06-08 | 福建师范大学泉港石化研究院 | 自阻燃保温水性聚氨酯组合物、发泡体及其制备方法 |
-
2018
- 2018-08-07 CN CN201810892738.1A patent/CN109134808B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CN109134808A (zh) | 2019-01-04 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN110072943B (zh) | 聚醚改性的硅酮组合物,以及用于制造所述组合物的方法 | |
DK2182020T3 (en) | SILICONE POLYETHER BLOCK COPOLYMERS WITH DEFINED POLYDISPERSITY IN THE POLYOXYAL COOLING PART AND THEIR USE AS STABILIZERS FOR PREPARING POLYURETHAN FOOD | |
JP5509321B2 (ja) | 植物油系ポリオールを用いて調製されたポリウレタンフォームにおける使用のためのシリコーン界面活性剤 | |
CN107805306B (zh) | 一种有机硅泡沫稳定剂及其制备方法与应用 | |
CN109134808B (zh) | 基于有机硅泡沫稳定剂的阻燃聚氨酯海绵的制备方法 | |
JPS5919960B2 (ja) | ヒドロキシアルキルシロキサンの製造法 | |
EP0278854B1 (en) | A curable and foamable organopolysiloxane composition | |
CN109265688A (zh) | 一种细孔型有机硅泡沫稳定剂及其制备方法 | |
CN110982080B (zh) | 含氟聚醚改性硅氧烷、其制备方法、复合表面活性剂、其制备方法和聚氨酯泡沫 | |
CN109134809B (zh) | 一种细孔型聚氨酯发泡材料及其制备方法 | |
CN111732731A (zh) | 聚酯型软泡泡沫稳定剂及其制备方法 | |
CN109337111A (zh) | 一种阻燃型有机硅泡沫稳定剂及其制备方法 | |
CN115772380B (zh) | 一种低密度灌封胶及其制备方法 | |
CN104987493B (zh) | 含硅含硼水性聚氨酯及其制备方法 | |
CN109206618A (zh) | 一种阻燃聚氨酯发泡材料及其制备方法 | |
US4870115A (en) | Foamable silicone rubber composition | |
US20230416521A1 (en) | Thermosetting epoxy resin composition, molded article from thermosetting epoxy resin, molding material for fiber-reinforced composite material, fiber-reinforced composite material, and method for producing fiber-reinforced composite material | |
CN112646112B (zh) | 生物基聚氨酯泡沫及其制备方法 | |
CN113929864A (zh) | 一种阻燃保温型聚氨酯材料 | |
CN118580500A (zh) | 一种生物基有机硅表面活性剂及其制备方法和应用 | |
CN114213695B (zh) | 具有优良泡孔性能的聚氨酯泡沫稳定剂及制备方法和应用 | |
JP4573116B2 (ja) | 硬質ポリウレタンフォーム | |
KR20190112103A (ko) | 폴리올 중의 산화 규소 입자 분산물 | |
CN118273127A (zh) | 一种有机硅乳液及其制备方法 | |
CN113004517A (zh) | 改性环氧树脂、胶粘剂及其制备方法与应用 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20201228 Address after: 272200 new material industrial park, Huji Town, Jinxiang County, Jining City, Shandong Province Patentee after: Shandong sider New Material Technology Co.,Ltd. Address before: 215000 1801 pangjin Road, Wujiang Economic and Technological Development Zone, Wujiang District, Suzhou City, Jiangsu Province Patentee before: SILTECH NEW MATERIALS Corp. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20230302 Address after: No. 1801, Pangjin Road, Wujiang Economic and Technological Development Zone, Suzhou, Jiangsu 215299 Patentee after: SILTECH NEW MATERIALS Corp. Address before: 272200 new material industrial park, Huji Town, Jinxiang County, Jining City, Shandong Province Patentee before: Shandong sider New Material Technology Co.,Ltd. |