CN107189209B - 一种纤维/聚丙烯复合材料及其制备方法 - Google Patents
一种纤维/聚丙烯复合材料及其制备方法 Download PDFInfo
- Publication number
- CN107189209B CN107189209B CN201710497386.5A CN201710497386A CN107189209B CN 107189209 B CN107189209 B CN 107189209B CN 201710497386 A CN201710497386 A CN 201710497386A CN 107189209 B CN107189209 B CN 107189209B
- Authority
- CN
- China
- Prior art keywords
- fiber
- polypropylene
- composite material
- nucleating agent
- melt
- 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
- 239000000835 fiber Substances 0.000 title claims abstract description 139
- 239000004743 Polypropylene Substances 0.000 title claims abstract description 122
- 229920001155 polypropylene Polymers 0.000 title claims abstract description 122
- 239000002131 composite material Substances 0.000 title claims abstract description 62
- 238000002360 preparation method Methods 0.000 title claims abstract description 12
- 239000002667 nucleating agent Substances 0.000 claims abstract description 79
- 239000000463 material Substances 0.000 claims abstract description 49
- 238000002074 melt spinning Methods 0.000 claims abstract description 46
- -1 polypropylene Polymers 0.000 claims abstract description 46
- 238000001338 self-assembly Methods 0.000 claims abstract description 41
- 238000000465 moulding Methods 0.000 claims abstract description 35
- 238000001816 cooling Methods 0.000 claims abstract description 21
- 238000002425 crystallisation Methods 0.000 claims abstract description 18
- 230000008025 crystallization Effects 0.000 claims abstract description 18
- 239000011159 matrix material Substances 0.000 claims abstract description 18
- 238000002156 mixing Methods 0.000 claims abstract description 18
- 238000009987 spinning Methods 0.000 claims description 48
- 238000000034 method Methods 0.000 claims description 32
- 229920002302 Nylon 6,6 Polymers 0.000 claims description 26
- 239000004734 Polyphenylene sulfide Substances 0.000 claims description 20
- 229920000069 polyphenylene sulfide Polymers 0.000 claims description 20
- 238000002844 melting Methods 0.000 claims description 19
- 230000008018 melting Effects 0.000 claims description 19
- 239000004697 Polyetherimide Substances 0.000 claims description 16
- 229920001601 polyetherimide Polymers 0.000 claims description 16
- 150000001875 compounds Chemical class 0.000 claims description 14
- 229920005629 polypropylene homopolymer Polymers 0.000 claims description 14
- 239000000758 substrate Substances 0.000 claims description 11
- 239000000155 melt Substances 0.000 claims description 9
- 238000001125 extrusion Methods 0.000 claims description 7
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 claims description 4
- 239000004696 Poly ether ether ketone Substances 0.000 claims description 4
- 125000003118 aryl group Chemical group 0.000 claims description 4
- 150000007524 organic acids Chemical class 0.000 claims description 4
- 229920002530 polyetherether ketone Polymers 0.000 claims description 4
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 4
- 150000002910 rare earth metals Chemical class 0.000 claims description 4
- TYFQFVWCELRYAO-UHFFFAOYSA-N suberic acid Chemical compound OC(=O)CCCCCCC(O)=O TYFQFVWCELRYAO-UHFFFAOYSA-N 0.000 claims description 4
- VXROOKJCZCDMMS-UHFFFAOYSA-N dcht Chemical class CC(=O)OC1C(OC(C)=O)C2(C)CC(C)CCC2C(OC(C)=O)C2CC(=O)C(C)=C1C2(C)C VXROOKJCZCDMMS-UHFFFAOYSA-N 0.000 claims 1
- 238000013508 migration Methods 0.000 abstract description 5
- 230000005012 migration Effects 0.000 abstract description 5
- 238000001556 precipitation Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 229920002430 Fibre-reinforced plastic Polymers 0.000 abstract description 2
- 239000011151 fibre-reinforced plastic Substances 0.000 abstract description 2
- 238000004804 winding Methods 0.000 description 22
- 239000002245 particle Substances 0.000 description 21
- 239000013078 crystal Substances 0.000 description 14
- 239000000203 mixture Substances 0.000 description 14
- 230000000052 comparative effect Effects 0.000 description 10
- LNKJESSHRFPVPE-UHFFFAOYSA-N 5-(diethylamino)pentyl 3,4,5-trimethoxybenzoate;hydrochloride Chemical compound Cl.CCN(CC)CCCCCOC(=O)C1=CC(OC)=C(OC)C(OC)=C1 LNKJESSHRFPVPE-UHFFFAOYSA-N 0.000 description 9
- 238000012661 block copolymerization Methods 0.000 description 5
- 230000010287 polarization Effects 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 238000001953 recrystallisation Methods 0.000 description 4
- 238000007334 copolymerization reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 229920005604 random copolymer Polymers 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229920001400 block copolymer Polymers 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000007731 hot pressing Methods 0.000 description 2
- 238000010899 nucleation Methods 0.000 description 2
- 230000006911 nucleation Effects 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 101000701497 Homo sapiens STE20/SPS1-related proline-alanine-rich protein kinase Proteins 0.000 description 1
- 102100030491 STE20/SPS1-related proline-alanine-rich protein kinase Human genes 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000010668 complexation reaction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000011664 nicotinic acid Substances 0.000 description 1
- 231100000956 nontoxicity Toxicity 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920005630 polypropylene random copolymer Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
Classifications
-
- 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
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/04—Reinforcing macromolecular compounds with loose or coherent fibrous material
- C08J5/046—Reinforcing macromolecular compounds with loose or coherent fibrous material with synthetic macromolecular fibrous material
-
- 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
- C08L23/14—Copolymers of propene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L53/00—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/10—Other agents for modifying properties
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/88—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds
- D01F6/90—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds of polyamides
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/88—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds
- D01F6/94—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds of other polycondensation products
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/10—Homopolymers or copolymers of propene
- C08J2323/12—Polypropene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/10—Homopolymers or copolymers of propene
- C08J2323/14—Copolymers of propene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2353/00—Characterised by the use of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives of such polymers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2477/00—Characterised by the use of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Derivatives of such polymers
- C08J2477/06—Polyamides derived from polyamines and polycarboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2479/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen with or without oxygen, or carbon only, not provided for in groups C08J2461/00 - C08J2477/00
- C08J2479/04—Polycondensates having nitrogen-containing heterocyclic rings in the main chain; Polyhydrazides; Polyamide acids or similar polyimide precursors
- C08J2479/08—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2481/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing sulfur with or without nitrogen, oxygen, or carbon only; Polysulfones; Derivatives of such polymers
- C08J2481/02—Polythioethers; Polythioether-ethers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/24—Crystallisation aids
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Medicinal Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Textile Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Multicomponent Fibers (AREA)
- Artificial Filaments (AREA)
Abstract
Description
序号 | 纤维种类 | β成核剂wt% | 界面剪切强度MPa |
实施例1 | 尼龙66 | 0.5 | 7.8 |
实施例2 | 尼龙66 | 1 | 6.4 |
实施例3 | 聚苯硫醚 | 1 | 14.3 |
实施例4 | 尼龙66 | 2 | 17.7 |
实施例5 | 聚醚酰亚胺 | 2 | 18.7 |
实施例6 | 尼龙66 | 3 | 14.7 |
实施例7 | 聚苯硫醚 | 3 | 12.9 |
实施例8 | 聚醚酰亚胺 | 5 | 15.1 |
对比例1 | 尼龙66 | 0 | 3.0 |
对比例2 | 聚苯硫醚 | 0 | 3.3 |
对比例3 | 聚醚酰亚胺 | 0 | 3.1 |
对比例4 | 聚苯硫醚 | 0 | 3.1 |
Claims (9)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710497386.5A CN107189209B (zh) | 2017-06-26 | 2017-06-26 | 一种纤维/聚丙烯复合材料及其制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710497386.5A CN107189209B (zh) | 2017-06-26 | 2017-06-26 | 一种纤维/聚丙烯复合材料及其制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107189209A CN107189209A (zh) | 2017-09-22 |
CN107189209B true CN107189209B (zh) | 2019-12-31 |
Family
ID=59880901
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710497386.5A Active CN107189209B (zh) | 2017-06-26 | 2017-06-26 | 一种纤维/聚丙烯复合材料及其制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN107189209B (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109575450A (zh) * | 2017-09-29 | 2019-04-05 | 合肥杰事杰新材料股份有限公司 | 一种高刚高韧聚丙烯复合材料及其制备方法 |
CN110240755A (zh) * | 2019-05-17 | 2019-09-17 | 武汉金牛经济发展有限公司 | 一种具有抗低温冲击韧性的ppr管材 |
CN110922680A (zh) * | 2019-11-15 | 2020-03-27 | 江苏东方电缆材料有限公司 | 一种玄武岩纤维增强增韧聚丙烯基复合材料及其制备方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103073793B (zh) * | 2013-01-09 | 2015-06-24 | 四川大学 | 高强度高韧性聚丙烯管材及其制备方法 |
CN106633391B (zh) * | 2016-11-29 | 2019-07-02 | 华东理工大学 | 一种聚丙烯/玻璃纤维界面横晶结构的诱导方法 |
-
2017
- 2017-06-26 CN CN201710497386.5A patent/CN107189209B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CN107189209A (zh) | 2017-09-22 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN107189209B (zh) | 一种纤维/聚丙烯复合材料及其制备方法 | |
CN113801450A (zh) | 耐高温挤出吸管制品用全生物降解改性塑料及其制备方法 | |
CN113278268B (zh) | 一种强韧性聚酯复合材料及其制备方法 | |
CN110396286B (zh) | 低价优良的3d打印耗材及其制备方法 | |
CN111057298A (zh) | 一种pe缠绕膜及其制备方法 | |
CN112029190B (zh) | 一种微发泡聚丙烯材料及其制备方法 | |
CN108486683B (zh) | 具有水溶性海相的pet/pva海岛纤维及其生产工艺 | |
CN111534064B (zh) | 一种高立构复合含量聚乳酸及其制备方法 | |
CN109749373B (zh) | 一种改性液晶聚酯树脂复合物及其制备方法 | |
CN111849205A (zh) | 复合物、聚乳酸复合材料及制备方法和用途 | |
CN115073854B (zh) | 一种耐高温阻燃聚丙烯发泡材料及其制备方法和应用 | |
WO2022227750A1 (zh) | 长碳链聚酰胺树脂组合物及连续纤维增强长碳链聚酰胺复合材料 | |
CN110229358B (zh) | 一种聚丙烯材料及聚丙烯的改性方法 | |
CN113321853A (zh) | 一种高填充淀粉降解材料的制作方法 | |
CN112111805B (zh) | 一种增强型pet扁丝的制备方法 | |
CN110283436B (zh) | 一种高强度芳香族聚酯微孔发泡材料及其制备方法 | |
KR101240989B1 (ko) | 용융블렌드 반복에 의한 폴리프로필렌 - 에틸렌 프로필렌 고무 복합체의 제조방법 | |
CN110819004A (zh) | 一种薄壁注塑增强聚丙烯复合材料的制备方法 | |
CN112778720A (zh) | 一种高粘度pla覆膜 | |
CN111748145A (zh) | 一种用于制备汽车零部件的纳米纤维复合热塑性弹性体 | |
CN115536876B (zh) | 包含连续纤维和生物基共聚酰胺基质的复合材料及其制备方法 | |
CN112300491A (zh) | 成核剂自成纤制备的高强度高韧性聚丙烯制件 | |
CN116285325B (zh) | 一种聚酰胺6复合材料及其制备方法 | |
CN113121918B (zh) | 一种sebs改性的导电聚丙烯纳米复合物的制备方法 | |
JPS6291532A (ja) | シ−ト状成形物およびその製造法 |
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: 20230607 Address after: No. 3510, floor 35, building 1, No. 500, middle section of Tianfu Avenue, Chengdu hi tech Zone, China (Sichuan) pilot Free Trade Zone, Chengdu, Sichuan 610000 Patentee after: Sichuan qianyiding Technology Co.,Ltd. Address before: 610036 No. 999 Tuqiao Jinzhou Road, Jinniu District, Chengdu City, Sichuan Province Patentee before: XIHUA University Effective date of registration: 20230607 Address after: 523000 Room 103, Building 1, No. 16, Zhangmutou Section, Guanzhang Road, Zhangmutou Town, Dongguan City, Guangdong Province Patentee after: Guangdong Hengjia Rubber and Plastic Technology Co.,Ltd. Address before: No. 3510, floor 35, building 1, No. 500, middle section of Tianfu Avenue, Chengdu hi tech Zone, China (Sichuan) pilot Free Trade Zone, Chengdu, Sichuan 610000 Patentee before: Sichuan qianyiding Technology Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20170922 Assignee: Guangdong Rongtong Financial Leasing Co.,Ltd. Assignor: Guangdong Hengjia Rubber and Plastic Technology Co.,Ltd. Contract record no.: X2023980042463 Denomination of invention: A fiber/polypropylene composite material and its preparation method Granted publication date: 20191231 License type: Exclusive License Record date: 20230922 |
|
EE01 | Entry into force of recordation of patent licensing contract | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A fiber/polypropylene composite material and its preparation method Effective date of registration: 20230926 Granted publication date: 20191231 Pledgee: Guangdong Rongtong Financial Leasing Co.,Ltd. Pledgor: Guangdong Hengjia Rubber and Plastic Technology Co.,Ltd. Registration number: Y2023980059035 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right |