CN114479192A - 一种改性木质素包覆红磷阻燃剂及其制备方法 - Google Patents
一种改性木质素包覆红磷阻燃剂及其制备方法 Download PDFInfo
- Publication number
- CN114479192A CN114479192A CN202011168008.0A CN202011168008A CN114479192A CN 114479192 A CN114479192 A CN 114479192A CN 202011168008 A CN202011168008 A CN 202011168008A CN 114479192 A CN114479192 A CN 114479192A
- Authority
- CN
- China
- Prior art keywords
- red phosphorus
- lignin
- flame retardant
- acid
- coated
- 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
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 title claims abstract description 83
- 229920005610 lignin Polymers 0.000 title claims abstract description 68
- 239000003063 flame retardant Substances 0.000 title claims abstract description 58
- 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 56
- 238000002360 preparation method Methods 0.000 title claims abstract description 17
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 30
- 238000000034 method Methods 0.000 claims abstract description 30
- 238000003756 stirring Methods 0.000 claims abstract description 20
- 239000011248 coating agent Substances 0.000 claims abstract description 17
- 238000000576 coating method Methods 0.000 claims abstract description 17
- 239000002270 dispersing agent Substances 0.000 claims abstract description 17
- 239000004115 Sodium Silicate Substances 0.000 claims abstract description 14
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229910052911 sodium silicate Inorganic materials 0.000 claims abstract description 14
- 238000006243 chemical reaction Methods 0.000 claims abstract description 11
- 230000001376 precipitating effect Effects 0.000 claims abstract description 10
- 238000005406 washing Methods 0.000 claims abstract description 10
- 238000001035 drying Methods 0.000 claims abstract description 8
- 238000007873 sieving Methods 0.000 claims abstract description 7
- 238000001914 filtration Methods 0.000 claims abstract description 6
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 15
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 14
- 239000003513 alkali Substances 0.000 claims description 12
- DBMJMQXJHONAFJ-UHFFFAOYSA-M Sodium laurylsulphate Chemical compound [Na+].CCCCCCCCCCCCOS([O-])(=O)=O DBMJMQXJHONAFJ-UHFFFAOYSA-M 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- -1 butyl red phosphorus Chemical compound 0.000 claims description 5
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 4
- GVGUFUZHNYFZLC-UHFFFAOYSA-N dodecyl benzenesulfonate;sodium Chemical compound [Na].CCCCCCCCCCCCOS(=O)(=O)C1=CC=CC=C1 GVGUFUZHNYFZLC-UHFFFAOYSA-N 0.000 claims description 4
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 claims description 4
- 229910017604 nitric acid Inorganic materials 0.000 claims description 4
- 229940080264 sodium dodecylbenzenesulfonate Drugs 0.000 claims description 4
- YWYZEGXAUVWDED-UHFFFAOYSA-N triammonium citrate Chemical compound [NH4+].[NH4+].[NH4+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O YWYZEGXAUVWDED-UHFFFAOYSA-N 0.000 claims description 4
- 238000010979 pH adjustment Methods 0.000 claims description 3
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 claims description 2
- 229920001732 Lignosulfonate Polymers 0.000 claims description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 claims description 2
- YVIGPQSYEAOLAD-UHFFFAOYSA-L disodium;dodecyl phosphate Chemical compound [Na+].[Na+].CCCCCCCCCCCCOP([O-])([O-])=O YVIGPQSYEAOLAD-UHFFFAOYSA-L 0.000 claims description 2
- 235000019253 formic acid Nutrition 0.000 claims description 2
- 150000007522 mineralic acids Chemical class 0.000 claims description 2
- 150000007524 organic acids Chemical class 0.000 claims description 2
- 230000035484 reaction time Effects 0.000 claims description 2
- 238000012216 screening Methods 0.000 claims 1
- 238000002485 combustion reaction Methods 0.000 abstract description 7
- 239000000758 substrate Substances 0.000 abstract description 2
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 description 17
- 239000004594 Masterbatch (MB) Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 9
- 229920000642 polymer Polymers 0.000 description 9
- 230000000052 comparative effect Effects 0.000 description 8
- 239000000463 material Substances 0.000 description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- 229940083575 sodium dodecyl sulfate Drugs 0.000 description 6
- 235000019333 sodium laurylsulphate Nutrition 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 229920000877 Melamine resin Polymers 0.000 description 4
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 description 4
- 239000000377 silicon dioxide Substances 0.000 description 4
- 239000000779 smoke Substances 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000000975 co-precipitation Methods 0.000 description 3
- 229910052681 coesite Inorganic materials 0.000 description 3
- 229910052906 cristobalite Inorganic materials 0.000 description 3
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 3
- 239000000347 magnesium hydroxide Substances 0.000 description 3
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 239000002861 polymer material Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 229910052682 stishovite Inorganic materials 0.000 description 3
- 230000002588 toxic effect Effects 0.000 description 3
- 229910052905 tridymite Inorganic materials 0.000 description 3
- XYFCBTPGUUZFHI-UHFFFAOYSA-N Phosphine Chemical compound P XYFCBTPGUUZFHI-UHFFFAOYSA-N 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 230000002255 enzymatic effect Effects 0.000 description 2
- 125000002485 formyl group Chemical class [H]C(*)=O 0.000 description 2
- 229910010272 inorganic material Inorganic materials 0.000 description 2
- 239000011147 inorganic material Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 238000011056 performance test Methods 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 231100000331 toxic Toxicity 0.000 description 2
- 239000002028 Biomass Substances 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 241000208818 Helianthus Species 0.000 description 1
- 235000003222 Helianthus annuus Nutrition 0.000 description 1
- 238000006683 Mannich reaction Methods 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000007822 coupling agent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000002085 irritant Substances 0.000 description 1
- 231100000021 irritant Toxicity 0.000 description 1
- 231100000053 low toxicity Toxicity 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 229910000073 phosphorus hydride Inorganic materials 0.000 description 1
- 238000002464 physical blending Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 229910021487 silica fume Inorganic materials 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 229920005552 sodium lignosulfonate Polymers 0.000 description 1
- 231100000563 toxic property Toxicity 0.000 description 1
- DXZMANYCMVCPIM-UHFFFAOYSA-L zinc;diethylphosphinate Chemical group [Zn+2].CCP([O-])(=O)CC.CCP([O-])(=O)CC DXZMANYCMVCPIM-UHFFFAOYSA-L 0.000 description 1
Images
Classifications
-
- 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
- C08K9/00—Use of pretreated ingredients
- C08K9/10—Encapsulated ingredients
-
- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/10—Homopolymers or copolymers of propene
- C08L23/12—Polypropene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L55/00—Compositions of homopolymers or copolymers, obtained by polymerisation reactions only involving carbon-to-carbon unsaturated bonds, not provided for in groups C08L23/00 - C08L53/00
- C08L55/02—ABS [Acrylonitrile-Butadiene-Styrene] polymers
-
- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K2003/026—Phosphorus
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Fireproofing Substances (AREA)
Abstract
Description
Claims (12)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202011168008.0A CN114479192B (zh) | 2020-10-28 | 2020-10-28 | 一种改性木质素包覆红磷阻燃剂及其制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202011168008.0A CN114479192B (zh) | 2020-10-28 | 2020-10-28 | 一种改性木质素包覆红磷阻燃剂及其制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN114479192A true CN114479192A (zh) | 2022-05-13 |
CN114479192B CN114479192B (zh) | 2023-07-04 |
Family
ID=81490644
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202011168008.0A Active CN114479192B (zh) | 2020-10-28 | 2020-10-28 | 一种改性木质素包覆红磷阻燃剂及其制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN114479192B (zh) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106554481A (zh) * | 2016-11-24 | 2017-04-05 | 吉林大学 | 一种原位增强环氧树脂的方法 |
CN106745010A (zh) * | 2016-12-16 | 2017-05-31 | 武汉工程大学 | 一种木质素基生物碳/二氧化硅多尺度纳米杂化材料及其制备方法和应用 |
CN109054097A (zh) * | 2018-08-09 | 2018-12-21 | 福州大学 | 一种三聚氰胺改性木质素包覆红磷阻燃剂及其在abs树脂中的应用 |
US20190062508A1 (en) * | 2017-08-31 | 2019-02-28 | Attis Innovations, Llc | METHOD FOR SEPARATING AND RECOVERING LIGNIN and MELTABLE FLOWABLE BIOLIGNIN POLYMERS |
CN111349208A (zh) * | 2018-12-21 | 2020-06-30 | 中国石油化工股份有限公司 | 一种木质素基聚氨酯薄膜及其合成方法 |
CN111349253A (zh) * | 2018-12-21 | 2020-06-30 | 中国石油化工股份有限公司 | 一种改性木质素/pbs生物塑料薄膜及其制备方法 |
-
2020
- 2020-10-28 CN CN202011168008.0A patent/CN114479192B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106554481A (zh) * | 2016-11-24 | 2017-04-05 | 吉林大学 | 一种原位增强环氧树脂的方法 |
CN106745010A (zh) * | 2016-12-16 | 2017-05-31 | 武汉工程大学 | 一种木质素基生物碳/二氧化硅多尺度纳米杂化材料及其制备方法和应用 |
US20190062508A1 (en) * | 2017-08-31 | 2019-02-28 | Attis Innovations, Llc | METHOD FOR SEPARATING AND RECOVERING LIGNIN and MELTABLE FLOWABLE BIOLIGNIN POLYMERS |
CN109054097A (zh) * | 2018-08-09 | 2018-12-21 | 福州大学 | 一种三聚氰胺改性木质素包覆红磷阻燃剂及其在abs树脂中的应用 |
CN111349208A (zh) * | 2018-12-21 | 2020-06-30 | 中国石油化工股份有限公司 | 一种木质素基聚氨酯薄膜及其合成方法 |
CN111349253A (zh) * | 2018-12-21 | 2020-06-30 | 中国石油化工股份有限公司 | 一种改性木质素/pbs生物塑料薄膜及其制备方法 |
Non-Patent Citations (1)
Title |
---|
乐志强;苏威;: "无机粉体表面处理适用技术", 无机盐工业, no. 02, pages 27 - 33 * |
Also Published As
Publication number | Publication date |
---|---|
CN114479192B (zh) | 2023-07-04 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN110079012A (zh) | 石墨烯/poss复合协效无卤阻燃聚丙烯复合材料及其制备方法 | |
CN113174089A (zh) | 一种聚苯乙烯纳米微球包覆红磷阻燃剂及其制备和应用 | |
CN115044177A (zh) | 一种阻燃母粒、聚酯复合薄膜及其制备方法 | |
CN107266786B (zh) | 一种聚丙烯无卤阻燃母粒及其制备方法 | |
CN114479192A (zh) | 一种改性木质素包覆红磷阻燃剂及其制备方法 | |
CN112679740A (zh) | 一种新型哌嗪焦磷酸盐阻燃剂及其制备方法 | |
CN111690207A (zh) | 一种无卤阻燃母粒的生产方法 | |
CN112500653A (zh) | 一种高强度xps挤塑保温板的制备方法 | |
CN115160704B (zh) | 一种ps光扩散阻燃母粒及其制备方法 | |
CN115716985B (zh) | 一种无卤阻燃聚氨酯弹性体及其制备方法 | |
CN109134939B (zh) | 一种哌嗪改性木质素/氢氧化镁铝双重包覆红磷阻燃剂及其在pp中的应用 | |
WO2021031271A1 (zh) | 一种改性ptfe抗滴落剂及其制备方法 | |
CN115197475A (zh) | Dopo/atmp改性壳聚糖负载铝基单组份膨胀型阻燃剂及其制备方法和应用 | |
CN108276689A (zh) | 一种使用性能好的阻燃塑料及其制备方法 | |
CN109438955B (zh) | 一种高韧性、高阻燃性的pbt/pc复合材料及制备方法 | |
CN108912524A (zh) | 一种哌嗪改性木质素包覆红磷阻燃剂及其在ps树脂中的应用 | |
CN111409345B (zh) | 一种光转换双向拉伸聚酯薄膜 | |
CN113388198A (zh) | 无卤阻燃聚丙烯复合材料及制备方法 | |
CN113527805A (zh) | 一种自组装杂化填料改性聚丙烯阻燃薄膜及其制备方法 | |
CN104513442A (zh) | 一种陶瓷化pvc电工套管的配方及其制备方法 | |
CN110684267A (zh) | 一种苯乙烯基树脂改性专用阻燃增效功能母粒及其制备方法 | |
CN116903962B (zh) | 一种复合型阻燃母粒及其应用 | |
CN118185204B (zh) | 一种轻型聚氯乙烯材料、制备方法及其在软电线护套中的应用 | |
CN114539731B (zh) | 一种阻燃材料及其制备方法 | |
CN114085422B (zh) | 一种无机次磷酸铝的制备方法及无机次磷酸铝在阻燃pbt中的应用 |
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 |
Effective date of registration: 20231128 Address after: 100728 No. 22 North Main Street, Chaoyang District, Beijing, Chaoyangmen Patentee after: CHINA PETROLEUM & CHEMICAL Corp. Patentee after: Sinopec (Dalian) Petrochemical Research Institute Co.,Ltd. Address before: 100728 No. 22 North Main Street, Chaoyang District, Beijing, Chaoyangmen Patentee before: CHINA PETROLEUM & CHEMICAL Corp. Patentee before: DALIAN RESEARCH INSTITUTE OF PETROLEUM AND PETROCHEMICALS, SINOPEC Corp. |
|
TR01 | Transfer of patent right |