CN105968627A - Nano composite type PVC sheet material produced from waste PVC - Google Patents
Nano composite type PVC sheet material produced from waste PVC Download PDFInfo
- Publication number
- CN105968627A CN105968627A CN201610256833.3A CN201610256833A CN105968627A CN 105968627 A CN105968627 A CN 105968627A CN 201610256833 A CN201610256833 A CN 201610256833A CN 105968627 A CN105968627 A CN 105968627A
- Authority
- CN
- China
- Prior art keywords
- parts
- pvc
- nano composite
- fiber
- produce
- 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.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/04—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08L27/06—Homopolymers or copolymers of vinyl chloride
-
- 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
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- 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
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/16—Applications used for films
-
- 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
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/20—Recycled plastic
Abstract
The invention discloses a nano composite type PVC sheet material produced from waste PVC, wherein the nano composite type PVC sheet material comprises the following raw materials in parts by weight: 50-70 parts of the waste PVC material, 30-40 parts of poly(3-hydroxybutyrate-co-4-hydroxybutyrate), 40-50 parts of irregular co-polypropylene, 30-40 parts of a styrene-butadiene copolymer, 20-25 parts of a reinforced fiber, 20-50 parts of polyolefin resin, 20-30 parts of benzoxazine, 5-10 parts of a processing aid, 0.1-2 parts of a heat stabilizer, 10-15 parts of a dispersant, 0.1-1.5 parts of a plasticizer, 0.5-1.5 parts of a mildew preventive, and 1-1.5 parts of chlorinated paraffin. The product prepared by adopting the formula and a preparation method can make the product not only have excellent heat resistance and flame resistance, and is easy to process and form; and the produced product has nano-sized multi-functional modification, so the thermosetting effect is better.
Description
Technical field
The present invention relates to a kind of sheet production technical field, particularly relate to a kind of nano composite PVC sheet utilizing waste PVC to produce.
Background technology
PVC material is good because of its processing characteristics, flex cracking resistance, and corrosion resistance is strong, and is applied widely.Due to being significantly increased of the PVC industry cost of raw material in recent years, promote PVC manufacturing enterprise must start with in terms of reducing raw material, to reduce production cost, improve Business Economic Benefit.
And the new PVC board of the waste PVC manufacture of materials that just can reclaim easily to produce profile the most attractive in appearance, and the more meeting of raw material after aging causes service life of PVC board of new life the shortest, and owing to raw-material decomposition in process of production is the most thorough, the toxicity that the most more can cause novel PVC material is the biggest, and therefore quality does not reaches the quality of original material.
Summary of the invention
For the deficiencies in the prior art, the technical problem to be solved is to provide a kind of nano composite PVC sheet utilizing waste PVC to produce, it is possible to the multifunctional modification therefore thermosetting effect realizing nano-scale is more preferable.
In order to realize above-mentioned technical purpose, the present invention adopts the following technical scheme that: a kind of nano composite PVC sheet utilizing waste PVC to produce, and includes raw material, and its parts by weight of raw materials is as follows:
Described dispersant is modified graphene Nano filling.
Further, described inorfil and organic fiber.
Further, one or more during described processing aid is HDPE graft copolymer, floride-free polyethylene and ethylene copolymers and silane cross-linked polyolefin copolymer.
Further, one or both mixing during described plasticizer is DOTP and epoxy resin.
Further, described heat stabilizer is that one or more in class UV absorbent frustrated by Hinered phenols antioxidant, suffocated amine antioxidant, phosphite ester kind antioxidant, hydrolysis-resisting agent and benzo three.
Further, described dispersant is also one or more of stearic acid or its esters, salt, metal soap and polyolefin oligomer apoplexy due to endogenous wind.
Further, the mixing of one or more during described inorfil is glass fibre, carbon fiber, boron fibre, whisker, asbestos fibre and metallic fiber.
Further, described organic fiber is synthetic fibers；Described synthetic fibers are the mixing of one or more in aramid fiber, Orlon fiber, polyester fiber, nylon fiber, vinylon fiber, polypropylene fibre, polyimide fiber.
Its preparation method is as follows:
1) first with banbury, the mixing raw material in aforementioned is plasticated and mixing；
2) carry out plasticating by step 1 and mixing material carries out mixing extruding via screw extruder；
3) material after again step 2 being mixed extruding carries out sheet material calendering by roll dies calender and cuts material operation；And utilize elevator and conveyer belt as intermediate connection structure simultaneously；Then form the complete production process utilizing useless PVC to produce nano composite PVC sheet.
The technical characterstic of the present invention and effect be: uses the product made by above-mentioned formula and manufacture method, enabling to product and not only have thermostability and the anti-flammability of excellence, and do not have little molecule to discharge in solidification process, cure shrinkage is almost nil, modulus is big, intensity is high, and abundant raw material, cheap, mildew resistance is more preferable, be easily worked molding, high comprehensive performance, and the product that produces of the present invention to have the multifunctional modification therefore thermosetting effect of nano-scale more preferable.
Detailed description of the invention
In order to make the purpose of the present invention, technical scheme and advantage clearer, below in conjunction with embodiment, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
Embodiment 1
Parts by weight of raw materials expects 50 parts for useless PVC, poly-(3-hydroxybutyrate ester-co-4-butyric ester) 30 parts, random COPP 40 parts, SB 30 parts, glass fibre, carbon fiber, boron fibre, whisker, asbestos fibre and metallic fiber 25 parts, vistanex 20 parts, benzoxazine 30 parts, HDPE graft copolymer, floride-free polyethylene and ethylene copolymers and silane cross-linked polyolefin copolymer 5 parts, Hinered phenols antioxidant, suffocated amine antioxidant, phosphite ester kind antioxidant, class UV absorbent 0.1 part frustrated by hydrolysis-resisting agent and benzo three, modified graphene Nano filling 10 parts, DOTP and epoxy resin 0.1 part, antifungus agent 0.5 part, chlorinated paraffin 1 part；
First with banbury, the raw material mixing of above-mentioned weight portion is plasticated and mixing；
Secondly by aforementioned carry out plasticating and be mixing after material carry out mixing extruding via screw extruder；
Last the most again by aforementioned mix extruding after material carry out sheet material calendering by roll dies calender and cut and expect operation；And utilize elevator and conveyer belt as intermediate connection structure simultaneously；Then form the complete production process utilizing useless PVC to produce nano composite PVC sheet.
Embodiment 2
Parts by weight of raw materials expects 55 parts for useless PVC, poly-(3-hydroxybutyrate ester-co-4-butyric ester) 32 parts, random COPP 42 parts, SB 31 parts, glass fibre and 24 parts of carbon fiber, vistanex 30 parts, benzoxazine 28 parts, HDPE graft copolymer and silane cross-linked polyolefin copolymer 6 parts, Hinered phenols antioxidant and benzo three frustrate class UV absorbent 0.9 part, modified graphene Nano filling 11 parts, DOTP 0.5 part, antifungus agent 0.8 part, chlorinated paraffin 1.2 parts；
First with banbury, the raw material mixing of above-mentioned weight portion is plasticated and mixing；
Secondly by aforementioned carry out plasticating and be mixing after material carry out mixing extruding via screw extruder；
Last the most again by aforementioned mix extruding after material carry out sheet material calendering by roll dies calender and cut and expect operation；And utilize elevator and conveyer belt as intermediate connection structure simultaneously；Then form the complete production process utilizing useless PVC to produce nano composite PVC sheet.
Embodiment 3
Parts by weight of raw materials expects 60 parts for useless PVC, poly-(3-hydroxybutyrate ester-co-4-butyric ester) 35 parts, random COPP 45 parts, SB 35 parts, glass fibre, carbon fiber, boron fibre and metallic fiber 23 parts, vistanex 35 parts, benzoxazine 25 parts, floride-free polyethylene and ethylene copolymers and silane cross-linked polyolefin copolymer 8 parts, Hinered phenols antioxidant, hydrolysis-resisting agent and benzo three frustrate class UV absorbent 1 part, modified graphene Nano filling 13 parts, epoxy resin 0.9 part, antifungus agent 1.0 parts, chlorinated paraffin 1.3 parts；
First with banbury, the raw material mixing of above-mentioned weight portion is plasticated and mixing；
Secondly by aforementioned carry out plasticating and be mixing after material carry out mixing extruding via screw extruder；
Last the most again by aforementioned mix extruding after material carry out sheet material calendering by roll dies calender and cut and expect operation；And utilize elevator and conveyer belt as intermediate connection structure simultaneously；Then form the complete production process utilizing useless PVC to produce nano composite PVC sheet.
Embodiment 4
Parts by weight of raw materials expects 65 parts for useless PVC, poly-(3-hydroxybutyrate ester-co-4-butyric ester) 38 parts, random COPP 47 parts, SB 37 parts, aramid fiber, Orlon fiber, polyester fiber, nylon fiber, vinylon fiber, polypropylene fibre and polyimide fiber 21 parts, vistanex 40 parts, benzoxazine 22 parts, HDPE graft copolymer, floride-free polyethylene and ethylene copolymers and silane cross-linked polyolefin copolymer 9 parts, phosphite ester kind antioxidant, class UV absorbent 1.5 parts frustrated by hydrolysis-resisting agent and benzo three, modified graphene Nano filling 14 parts, DOTP and epoxy resin 1.0 parts, antifungus agent 1.2 parts, chlorinated paraffin 1.4 parts；
First with banbury, the raw material mixing of above-mentioned weight portion is plasticated and mixing；
Secondly by aforementioned carry out plasticating and be mixing after material carry out mixing extruding via screw extruder；
Last the most again by aforementioned mix extruding after material carry out sheet material calendering by roll dies calender and cut and expect operation；And utilize elevator and conveyer belt as intermediate connection structure simultaneously；Then form the complete production process utilizing useless PVC to produce nano composite PVC sheet.
Embodiment 5
Parts by weight of raw materials expects 70 parts for useless PVC, poly-(3-hydroxybutyrate ester-co-4-butyric ester) 40 parts, random COPP 50 parts, SB 40 parts, aramid fiber, vinylon fiber, polypropylene fibre and polyimide fiber 20 parts, vistanex 50 parts, benzoxazine 20 parts, HDPE graft copolymer and floride-free polyethylene and ethylene copolymers 10 parts, Hinered phenols antioxidant, suffocated amine antioxidant, phosphite ester kind antioxidant, class UV absorbent 2 parts frustrated by hydrolysis-resisting agent and benzo three, modified graphene Nano filling 15 parts, DOTP and epoxy resin 1.5 parts, antifungus agent 1.5 parts, chlorinated paraffin 1.5 parts；
First with banbury, the raw material mixing of above-mentioned weight portion is plasticated and mixing；
Secondly by aforementioned carry out plasticating and be mixing after material carry out mixing extruding via screw extruder；
Last the most again by aforementioned mix extruding after material carry out sheet material calendering by roll dies calender and cut and expect operation；And utilize elevator and conveyer belt as intermediate connection structure simultaneously；Then form the complete production process utilizing useless PVC to produce nano composite PVC sheet.
The present invention uses the product made by above-mentioned formula and manufacture method, it is possible to makes product not only have thermostability and the anti-flammability of excellence, and does not has little molecule to discharge in solidification process, cure shrinkage is almost nil, modulus is big, and intensity is high, and abundant raw material, cheap, mildew resistance is more preferable, is easily worked molding, high comprehensive performance, anti-ultraviolet function is strong, and the product that produces of the present invention to have the multifunctional modification therefore thermosetting effect of nano-scale more preferable.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all any amendment, equivalent and improvement etc. made within the spirit and principles in the present invention, should be included within the scope of the present invention.
Claims (8)
1. the nano composite PVC sheet that a kind utilizes waste PVC to produce, it is characterised in that: including raw material, its parts by weight of raw materials is as follows:
Described dispersant is modified graphene Nano filling.
A kind of nano composite PVC sheet utilizing waste PVC to produce the most according to claim 1, it is characterised in that: described inorfil and organic fiber.
A kind of nano composite PVC sheet utilizing waste PVC to produce the most according to claim 1, it is characterised in that: described processing aid is one or more in HDPE graft copolymer, floride-free polyethylene and ethylene copolymers and silane cross-linked polyolefin copolymer.
A kind of nano composite PVC sheet utilizing waste PVC to produce the most according to claim 1, it is characterised in that: described plasticizer is one or both mixing in DOTP and epoxy resin.
A kind of nano composite PVC sheet utilizing waste PVC to produce the most according to claim 1, it is characterised in that: described heat stabilizer is that one or more in class UV absorbent frustrated by Hinered phenols antioxidant, suffocated amine antioxidant, phosphite ester kind antioxidant, hydrolysis-resisting agent and benzo three.
A kind of nano composite PVC sheet utilizing waste PVC to produce the most according to claim 1, it is characterised in that: described dispersant is also one or more of stearic acid or its esters, salt, metal soap and polyolefin oligomer apoplexy due to endogenous wind.
A kind of nano composite PVC sheet utilizing waste PVC to produce the most according to claim 2, it is characterised in that: described inorfil is the mixing of one or more in glass fibre, carbon fiber, boron fibre, whisker, asbestos fibre and metallic fiber.
A kind of nano composite PVC sheet utilizing waste PVC to produce the most according to claim 2, it is characterised in that: described organic fiber is synthetic fibers；Described synthetic fibers are the mixing of one or more in aramid fiber, Orlon fiber, polyester fiber, nylon fiber, vinylon fiber, polypropylene fibre, polyimide fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610256833.3A CN105968627A (en) | 2016-04-20 | 2016-04-20 | Nano composite type PVC sheet material produced from waste PVC |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610256833.3A CN105968627A (en) | 2016-04-20 | 2016-04-20 | Nano composite type PVC sheet material produced from waste PVC |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105968627A true CN105968627A (en) | 2016-09-28 |
Family
ID=56993070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610256833.3A Pending CN105968627A (en) | 2016-04-20 | 2016-04-20 | Nano composite type PVC sheet material produced from waste PVC |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105968627A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106751134A (en) * | 2016-11-22 | 2017-05-31 | 广西点图包装有限公司 | A kind of interior decoration PVC composite boards and preparation method thereof |
| CN107488309A (en) * | 2017-08-28 | 2017-12-19 | 广德天运新技术股份有限公司 | A kind of composite PVC sheet material produced using waste PVC |
| CN107903540A (en) * | 2017-12-18 | 2018-04-13 | 邓权塑业科技（湖南）有限公司 | A kind of polychloroethylene pipes material and preparation method thereof |
| CN110423420A (en) * | 2019-08-26 | 2019-11-08 | 安徽华塑股份有限公司 | A kind of high-strength high temperature-resistant pvc material |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102140255A (en) * | 2011-04-14 | 2011-08-03 | 浙江工商大学 | Hot-press type wood plastic composite for toy and preparation method thereof |
| CN103554948A (en) * | 2013-10-23 | 2014-02-05 | 史昀 | Process for producing composite board from straws and waste plastics |
| CN104927227A (en) * | 2014-03-18 | 2015-09-23 | 李肃 | Method for producing anti-static sheet material through filling waste PVC thin film with fly ash |
| CN105462098A (en) * | 2014-09-05 | 2016-04-06 | 青岛颐世保塑料有限公司 | Waste polyvinyl chloride recycled material |
-
2016
- 2016-04-20 CN CN201610256833.3A patent/CN105968627A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102140255A (en) * | 2011-04-14 | 2011-08-03 | 浙江工商大学 | Hot-press type wood plastic composite for toy and preparation method thereof |
| CN103554948A (en) * | 2013-10-23 | 2014-02-05 | 史昀 | Process for producing composite board from straws and waste plastics |
| CN104927227A (en) * | 2014-03-18 | 2015-09-23 | 李肃 | Method for producing anti-static sheet material through filling waste PVC thin film with fly ash |
| CN105462098A (en) * | 2014-09-05 | 2016-04-06 | 青岛颐世保塑料有限公司 | Waste polyvinyl chloride recycled material |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106751134A (en) * | 2016-11-22 | 2017-05-31 | 广西点图包装有限公司 | A kind of interior decoration PVC composite boards and preparation method thereof |
| CN107488309A (en) * | 2017-08-28 | 2017-12-19 | 广德天运新技术股份有限公司 | A kind of composite PVC sheet material produced using waste PVC |
| CN107903540A (en) * | 2017-12-18 | 2018-04-13 | 邓权塑业科技（湖南）有限公司 | A kind of polychloroethylene pipes material and preparation method thereof |
| CN110423420A (en) * | 2019-08-26 | 2019-11-08 | 安徽华塑股份有限公司 | A kind of high-strength high temperature-resistant pvc material |
| CN110423420B (en) * | 2019-08-26 | 2021-07-13 | 安徽华塑股份有限公司 | High-strength high-temperature-resistant polyvinyl chloride material |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105968627A (en) | Nano composite type PVC sheet material produced from waste PVC | |
| CN102898723A (en) | Polypropylene composition and preparation method thereof | |
| CN103756125B (en) | A kind of PP composite material cross beams of automobile water tank and preparation method | |
| CN107973993B (en) | Aging-resistant easily-welded thermoplastic polyolefin waterproof coiled material and preparation method thereof | |
| CN103102592A (en) | Modified polypropylene material for automotive bumper and preparation method thereof | |
| CN105209529B (en) | The composition, foam of the elastomer based on propylene is included, by its obtained product and preparation method thereof | |
| CN102837478B (en) | PP (Propene Polymer) fiber composite board and production method | |
| CN106479057A (en) | A kind of low-density and high-strength modified polypropylene material and production method | |
| US20150166742A1 (en) | Carbon fiber reinforced polypropylene resin composition with excellent molding property | |
| CN106084490B (en) | One kind is for children vehicle main beam polypropylene material and preparation method thereof | |
| CN109456563A (en) | A kind of UHMWPE alloy compatibilization and toughening modified polypropene ripple pipe as special material and preparation method thereof | |
| CN105001509B (en) | A kind of great surface quality polypropylene micro-foaming material and preparation method thereof | |
| CN103160055A (en) | Outdoor ASA / PVC-M co-extrusion pipe compositions and preparation technology thereof | |
| CN107973985A (en) | A kind of plastic alloy and its manufacture method of polypropylene-nylon 6 | |
| CN102604222B (en) | Polypropylene material for automobile interior trimming parts and preparation method thereof | |
| CN108034136A (en) | A kind of fibrilia modified PP composite material of toughening type and preparation method thereof | |
| US20140227485A1 (en) | Composite profile and producing method thereof | |
| CN102558803A (en) | Automobile bumper material and preparation method thereof | |
| CN104140634A (en) | Recycled ABS plastic for manufacturing traveling case shell and preparation method thereof | |
| CN104385546B (en) | PP and TPU composite double-layer hollow plastic plate coextrusion manufacture technology | |
| CN112344109B (en) | Preparation and production process of modified polypropylene flat-wall reinforced corrugated pipe | |
| CN105860331A (en) | Preparation method for producing nano composite PVC (polyvinyl chloride) sheet by using waste PVC | |
| CN107501746A (en) | A kind of replacement ABS is used for the lower shrinkage of garden instrument, high durable PP composite material and preparation method thereof | |
| CN105237947A (en) | Abrasion-proof plastic bag and preparation method thereof | |
| KR20190033831A (en) | Hybrid fiber reinforced composite material for car parts |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160928 |