CN107353624A - A kind of high tenacity health-care wheel chair brake lever sheath and preparation method thereof - Google Patents
A kind of high tenacity health-care wheel chair brake lever sheath and preparation method thereof Download PDFInfo
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- CN107353624A CN107353624A CN201710560204.4A CN201710560204A CN107353624A CN 107353624 A CN107353624 A CN 107353624A CN 201710560204 A CN201710560204 A CN 201710560204A CN 107353624 A CN107353624 A CN 107353624A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
- C08L75/04—Polyurethanes
-
- 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
- C08K3/08—Metals
- C08K2003/0806—Silver
-
- 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
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
-
- 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
- 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
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- 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)
- Tires In General (AREA)
Abstract
The invention discloses a kind of high tenacity health-care wheel chair brake lever sheath and preparation method thereof, the preparation method includes：1）First is carried out after the silane coupler that polyurethane resin, Corvic, poe elastomeric toughening agents, ceramic fibre, glass fibre, bamboo-carbon fibre, tricresyl phosphate, dioctyl phthalate, glycerine, turpentine oil and the trade mark are KH550 is mixed to mediate, and obtains mixture M 1；2）Titanium oxide, antistatic additive, lightweight albumen shale powder and Nano silver grain are added in the mixture M 1 and carry out the second kneading, mixture M 2 is made；3）By the extrusion molding of mixture M 2, processing with obtained described kind of high tenacity health-care wheel chair brake lever sheath.The high tenacity health-care wheel chair brake lever sheath has the excellent mechanical performances such as intensity height, good toughness, and the brake lever has health care, antibacterial functions, further ensures the physical and mental health of wheelchair user, improves the comfort of wheelchair.
Description
Technical field
The present invention relates to medical treatment, health-caring equipment field, in particular it relates to a kind of high tenacity health-care wheel chair brake lever sheath and
Its preparation method.
Background technology
Wheelchair is the important tool of rehabilitation, and it is not only the walking-replacing tool of limbs the disabled and handicapped personage, heavier
What is wanted is them is carried out physical exercise by means of wheelchair and is participated in social activities.Common wheelchair is typically by wheelchair frame, wheel, brake
Car device and seat against four parts composition.
User when wheelchair is used alone, its operating characteristics braked directly affects use the adaptability of user with
Usage comfort；In addition, most of wheelchair users are resistant to the weaker patient or the wounded of power, so Brake of wheel-chair handle
Pliability, non-skid property and its anti-microbial property can all influence the adaptability and comfortableness of wheelchair user.
The content of the invention
It is an object of the invention to provide a kind of high tenacity health-care wheel chair brake lever sheath and preparation method thereof, the high tenacity
Health-care wheel chair brake lever sheath has the excellent mechanical performances such as intensity height, good toughness, and the brake lever has health care, resisted
Bacterium function, the physical and mental health of wheelchair user is further ensured, improve the comfort of wheelchair.
To achieve these goals, the invention provides a kind of preparation side of high tenacity health-care wheel chair brake lever sheath
Method, including：
1）By polyurethane resin, Corvic, poe elastomeric toughening agents, ceramic fibre, glass fibre, bamboo-carbon fibre, phosphoric acid
The is carried out after the silane coupler mixing that front three phenolic ester, dioctyl phthalate, glycerine, turpentine oil and the trade mark are KH550
One mediates, and obtains mixture M 1；
2）Titanium oxide, antistatic additive, lightweight albumen shale powder and Nano silver grain are added in the mixture M 1 and carried out
Second mediates, and mixture M 2 is made；
3）By the extrusion molding of mixture M 2, processing with obtained described kind of high tenacity health-care wheel chair brake lever sheath.
Pass through above-mentioned technical proposal, the present invention is first by polyurethane resin, Corvic, poe elastomeric toughening agents, ceramics
Fiber, glass fibre, bamboo-carbon fibre, tricresyl phosphate, dioctyl phthalate, glycerine, turpentine oil and the trade mark are
First is carried out after KH550 silane coupler mixing to mediate, and obtains mixture M 1；Cause each body material after first mediates
Between be sufficiently mixed and then improve caused mutually synergy between each raw material, and then brake lever sheath made from improving
Intensity and toughness, improve usage comfort.In addition, titanium oxide, antistatic additive, lightweight albumen shale powder and Nano silver grain are added
Enter into the mixture M 1 and carry out the second kneading so that antistatic additive and antimicrobial nano silver particles etc. fully melt each raw material
In, make obtained wheelchair handle that there is good health care and anti-microbial property.
Other features and advantages of the present invention will be described in detail in subsequent specific embodiment part.
Embodiment
The embodiment of the present invention is described in detail below.It is it should be appreciated that described herein specific
Embodiment is merely to illustrate and explain the present invention, and is not intended to limit the invention.
The end points of disclosed scope and any value are not limited to the accurate scope or value herein, these scopes or
Value should be understood to comprising the value close to these scopes or value.For number range, between the endpoint value of each scope, respectively
It can be combined with each other between the endpoint value of individual scope and single point value, and individually between point value and obtain one or more
New number range, these number ranges should be considered as specific open herein.
The invention provides a kind of preparation method of high tenacity health-care wheel chair brake lever sheath, including：
1）By polyurethane resin, Corvic, poe elastomeric toughening agents, ceramic fibre, glass fibre, bamboo-carbon fibre, phosphoric acid
The is carried out after the silane coupler mixing that front three phenolic ester, dioctyl phthalate, glycerine, turpentine oil and the trade mark are KH550
One mediates, and obtains mixture M 1；
2）Titanium oxide, antistatic additive, lightweight albumen shale powder and Nano silver grain are added in the mixture M 1 and carried out
Second mediates, and mixture M 2 is made；
3）By the extrusion molding of mixture M 2, processing with obtained described kind of high tenacity health-care wheel chair brake lever sheath.
In the above-mentioned technical solutions, the specific consumption proportion of each raw material can select in wide scope in each step, but
It is to improve caused mutually synergy between each raw material, it is preferable that in parts by weight, the polyurethane resin,
Corvic, poe elastomeric toughening agents, ceramic fibre, glass fibre, bamboo-carbon fibre, tricresyl phosphate, phthalic acid
Dioctyl ester, glycerine, turpentine oil, the trade mark be KH550 silane coupler, titanium oxide, antistatic additive, lightweight albumen shale powder and
The amount ratio of Nano silver grain is 100：10-20：2-6：1-5：5-10：3-8：1-5：5-10：10-15：3-8：1-10：5-12：
3-7：5-10：2-4.
In above-mentioned technical proposal, the species of used antistatic additive can select in wide scope, but in order to carry
The usage comfort of handle cover made from mutual synergy and then raising between high-antistatic agent and other components, preferably
Ground, the antistatic additive are trihydroxyethyl methyl quaternary ammonium methyl sulfate, dodecyldimethylammonium hydroxide inner salt or dodecyl two
One or more in hydroxypropyl sulfuric acid formicester ammonium.
In above-mentioned technical proposal, the weight average molecular weight of resin used can select in wide scope, but in order to carry
Mutual synergy between high resin and other raw materials and then the mechanical strength of Brake of wheel-chair handle cover made from improving and
Toughness, it is preferable that the polyurethane resin weight average molecular weight is 20,000-3 ten thousand, and the weight average molecular weight of the Corvic is 3
Ten thousand -5 ten thousand.
In the present invention, the specific size of the various fibers added can select in wide scope, but in order to improve
Mutual synergy between each raw material, it is preferable that the ceramic fibre, glass fibre, the length of bamboo-carbon fibre are each independent
For 10-30 μm.
In addition, used Nano silver grain particle diameter can select in wide scope, but in order to improve obtained hand
The anti-microbial property of handle sheath, it is preferable that the average grain diameter of the Nano silver grain is 10-25nm.
In technical scheme provided by the invention, step 1）In first mediate condition can be adjusted in wide scope,
But in order to improve the effect tentatively mediated and improve preparation efficiency, it is preferable that first kneading at least meets following condition：
Temperature is 190-205 DEG C, time 3-4h.
Equally, step 2）In, second mediate condition can be adjusted in wide scope, but in order to kneading effect simultaneously
Improve preparation efficiency, it is preferable that second kneading at least meets following condition：Temperature is 165-175 DEG C, time 1-2h.
In step 3）In, the temperature of extrusion molding can select in wide scope, but be prepared for the raising of sheath
Efficiency, it is preferable that the temperature of the extrusion molding is 185-195 DEG C.
Present invention also offers high tenacity health-care wheel chair brake lever sheath made from a kind of above-mentioned preparation method.
The present invention will be described in detail by way of examples below.
Embodiment 1
1）By polyurethane resin（Weight average molecular weight is 30,000）, Corvic（Weight average molecular weight is 50,000）, poe elasticity toughness reinforcings
Agent, ceramic fibre（Length is 30 μm）, glass fibre（Length is 20 μm）, bamboo-carbon fibre（Length is 25 μm）, tricresol phosphate
After the silane coupler mixing that ester, dioctyl phthalate, glycerine, turpentine oil and the trade mark are KH550, in 205 DEG C of kneadings
3h obtains mixture M 1；
2）By titanium oxide, dodecyl dihydroxypropyl sulfuric acid formicester ammonium, lightweight albumen shale powder and Nano silver grain（Average grain diameter
For 25nm）It is added in the mixture M 1, and 1h is mediated at 175 DEG C, mixture M 2 is made；
3）The mixture M 2 is protected in 195 DEG C of extrusion moldings, processing so that described kind of high tenacity health-care wheel chair brake lever is made
Set, is denoted as A1.
Wherein, in parts by weight, the polyurethane resin, Corvic, poe elastomeric toughening agents, ceramic fibre,
Glass fibre, bamboo-carbon fibre, tricresyl phosphate, dioctyl phthalate, glycerine, turpentine oil, the silicon that the trade mark is KH550
Alkane coupling agent, titanium oxide, antistatic additive, the amount ratio of lightweight albumen shale powder and Nano silver grain are 100：20：6：5：10：8：
5：10：15：8：10：12：7：10：4.
Embodiment 2
1）By polyurethane resin（Weight average molecular weight is 2 hundred million）, Corvic（Weight average molecular weight is 50,000）, poe elasticity increase
Tough dose, ceramic fibre（Length is 10 μm）, glass fibre（Length is 15 μm）, bamboo-carbon fibre（Length is 20 μm）, tripotassium phosphate
After the silane coupler mixing that phenolic ester, dioctyl phthalate, glycerine, turpentine oil and the trade mark are KH550, pinched at 190 DEG C
Close 4h and obtain mixture M 1；
2）By titanium oxide, trihydroxyethyl methyl quaternary ammonium methyl sulfate, lightweight albumen shale powder and Nano silver grain（Average grain diameter
For 15nm）It is added in the mixture M 1, and 2h is mediated at 165 DEG C, mixture M 2 is made；
3）The mixture M 2 is protected in 185 DEG C of extrusion moldings, processing so that described kind of high tenacity health-care wheel chair brake lever is made
Set, is denoted as A2.
Wherein, in parts by weight the polyurethane resin, Corvic, poe elastomeric toughening agents, ceramic fibre,
Glass fibre, bamboo-carbon fibre, tricresyl phosphate, dioctyl phthalate, glycerine, turpentine oil, the silicon that the trade mark is KH550
Alkane coupling agent, titanium oxide, antistatic additive, the amount ratio of lightweight albumen shale powder and Nano silver grain are 100：10：2：2：5：3：
1：5：10：3：1：5：3：5：2.
Embodiment 3
1）By polyurethane resin（Weight average molecular weight is 30,000）, Corvic（Weight average molecular weight is 30,000）, poe elasticity toughness reinforcings
Agent, ceramic fibre（Length is 15 μm）, glass fibre（Length is 10 μm）, bamboo-carbon fibre（Length is 30 μm）, tricresol phosphate
After the silane coupler mixing that ester, dioctyl phthalate, glycerine, turpentine oil and the trade mark are KH550, in 195 DEG C of kneadings
3h obtains mixture M 1；
2）By titanium oxide, dodecyldimethylammonium hydroxide inner salt, lightweight albumen shale powder and Nano silver grain（Average grain diameter is
10nm）It is added in the mixture M 1, and 1.5h is mediated at 170 DEG C, mixture M 2 is made；
3）The mixture M 2 is protected in 185 DEG C of extrusion moldings, processing so that described kind of high tenacity health-care wheel chair brake lever is made
Set, is denoted as A3.
Wherein, in parts by weight the polyurethane resin, Corvic, poe elastomeric toughening agents, ceramic fibre,
Glass fibre, bamboo-carbon fibre, tricresyl phosphate, dioctyl phthalate, glycerine, turpentine oil, the silicon that the trade mark is KH550
Alkane coupling agent, titanium oxide, antistatic additive, the amount ratio of lightweight albumen shale powder and Nano silver grain are 100：15：4：3：8：5：
3：3：12：5：8：7：5：6：3.
Comparative example 1
Handle cover B1 is prepared Following the procedure of Example 1, unlike, only once mediated：I.e. by polyurethane resin,
Corvic, poe elastomeric toughening agents, ceramic fibre, glass fibre, bamboo-carbon fibre, tricresyl phosphate, phthalic acid
Dioctyl ester, glycerine, turpentine oil, the trade mark be KH550 silane coupler, titanium oxide, antistatic additive, lightweight albumen shale powder and
Nano silver grain is according to 100：20：6：5：10：8：5：10：15：8：10：12：7：10：After 4 amount ratio mixing, pinched at 205 DEG C
Extrusion molding is directly carried out after closing 4h.
Comparative example 2
Handle cover B1 is made according to the method for comparative example 1, unlike, after each raw material mixing after 175 DEG C of kneading 4h directly
Extrusion molding.
Comparative example 3
Handle cover B3 is prepared Following the procedure of Example 1, unlike, poe elastomeric toughening agents are not added.
Comparative example 4
Handle cover B4 is prepared Following the procedure of Example 1, unlike, bamboo-carbon fibre is not added.
Comparative example 5
Handle cover B5 is prepared Following the procedure of Example 1, unlike, ceramic fibre is not added.
Comparative example 6
Handle cover B6 is prepared Following the procedure of Example 1, unlike, dodecyl dihydroxypropyl sulfuric acid formicester is not added
Ammonium.
Comparative example 7
Handle cover B7 is prepared Following the procedure of Example 1, unlike, lightweight albumen shale powder is not added.
Comparative example 8
Handle cover B8 is prepared Following the procedure of Example 1, unlike, Nano silver grain is not added.
Detect example 1
A1-A3 and B1-B8 bending property is detected according to GB/T1449-2005（Bending strength/MPa）, specific testing result is shown in
Table 1.
Detect example 2
A1-A3 and B1-B8 tensile property is detected according to GB/T1447-2005（Tensile stress/MPa）, specific testing result is shown in
Table 1.
Detect example 3
The total plate count of A1-A3 and B1-B8 materials is detected according to national standard GB 4789.2-2010 method（n/cfu·g-1）,
Concrete outcome is shown in Table 1.
Table 1
| Bending strength/MPa | Tensile stress/MPa | Clump count（n/cfu·g-1） | |
| A1 | 55 | 36 | 7 |
| A2 | 57 | 37 | 8 |
| A3 | 56 | 40 | 5 |
| B1 | 35 | 22 | 11 |
| B2 | 34 | 20 | 12 |
| B3 | 28 | 24 | 11 |
| B4 | 29 | 22 | 14 |
| B5 | 31 | 19 | 15 |
| B6 | 30 | 21 | 16 |
| B7 | 30 | 20 | 16 |
| B8 | 50 | 36 | 18 |
The preferred embodiment of the present invention described in detail above, still, the present invention are not limited to the tool in above-mentioned embodiment
Body details, in the range of the technology design of the present invention, a variety of simple variants can be carried out to technical scheme, these letters
Monotropic type belongs to protection scope of the present invention.
It is further to note that each particular technique feature described in above-mentioned embodiment, in not lance
In the case of shield, can be combined by any suitable means, in order to avoid unnecessary repetition, the present invention to it is various can
The combination of energy no longer separately illustrates.
In addition, various embodiments of the present invention can be combined randomly, as long as it is without prejudice to originally
The thought of invention, it should equally be considered as content disclosed in this invention.
Claims (10)
- A kind of 1. preparation method of high tenacity health-care wheel chair brake lever sheath, it is characterised in that including：1）By polyurethane resin, Corvic, poe elastomeric toughening agents, ceramic fibre, glass fibre, bamboo-carbon fibre, phosphoric acid The is carried out after the silane coupler mixing that front three phenolic ester, dioctyl phthalate, glycerine, turpentine oil and the trade mark are KH550 One mediates, and obtains mixture M 1；2）Titanium oxide, antistatic additive, lightweight albumen shale powder and Nano silver grain are added in the mixture M 1 and carried out Second mediates, and mixture M 2 is made；3）By the extrusion molding of mixture M 2, processing with obtained described kind of high tenacity health-care wheel chair brake lever sheath.
- 2. preparation method according to claim 1, wherein, in parts by weight, the polyurethane resin, polyvinyl chloride tree Fat, poe elastomeric toughening agents, ceramic fibre, glass fibre, bamboo-carbon fibre, tricresyl phosphate, dioctyl phthalate, third Triol, turpentine oil, silane coupler, titanium oxide, antistatic additive, lightweight albumen shale powder and the nano grain of silver that the trade mark is KH550 The amount ratio of son is 100：10-20：2-6：1-5：5-10：3-8：1-5：5-10：10-15：3-8：1-10：5-12：3-7：5-10： 2-4。
- 3. preparation method according to claim 1, wherein, the antistatic additive is trihydroxyethyl methyl quaternary ammonium methylsulfuric acid One or more in salt, dodecyldimethylammonium hydroxide inner salt or dodecyl dihydroxypropyl sulfuric acid formicester ammonium.
- 4. according to the preparation method described in any one in claim 1-3, wherein, the polyurethane resin weight average molecular weight is 20000-3 ten thousand, the weight average molecular weight of the Corvic is 30,000-5 ten thousand.
- 5. preparation method according to claim 4, wherein, the ceramic fibre, glass fibre, the length of bamboo-carbon fibre are each From standing alone as 10-30 μm.
- 6. preparation method according to claim 5, wherein, the average grain diameter of the Nano silver grain is 10-25nm.
- 7. preparation method according to claim 5, wherein, first kneading at least meets following condition：Temperature is 190-205 DEG C, time 3-4h.
- 8. preparation method according to claim 5, wherein, second kneading at least meets following condition：Temperature is 165-175 DEG C, time 1-2h.
- 9. according to the preparation method described in any one in claim 5-8, wherein, the temperature of the extrusion molding is 185- 195℃。
- 10. high tenacity health-care wheel chair brake lever made from the preparation method in a kind of 1-9 as claim described in any one Sheath.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710560204.4A CN107353624A (en) | 2017-07-11 | 2017-07-11 | A kind of high tenacity health-care wheel chair brake lever sheath and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710560204.4A CN107353624A (en) | 2017-07-11 | 2017-07-11 | A kind of high tenacity health-care wheel chair brake lever sheath and preparation method thereof |
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| CN107353624A true CN107353624A (en) | 2017-11-17 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113978073A (en) * | 2021-09-28 | 2022-01-28 | 读布科技(杭州)有限公司 | Processing technology of PVC fabric for clothing |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105131572A (en) * | 2015-09-21 | 2015-12-09 | 安徽徽宁电器仪表集团有限公司 | Refractory and portable type flexible cable sheath material for ships and preparation method of material |
| KR20160073615A (en) * | 2014-12-17 | 2016-06-27 | 엘에스전선 주식회사 | Polyvinylchloride composition for sheath of cable and cable comprising a sheath prepared from the same |
| CN105885293A (en) * | 2016-06-12 | 2016-08-24 | 安徽天元电缆有限公司 | Flexible, cold-proof and light abrasion-resistant cable material |
-
2017
- 2017-07-11 CN CN201710560204.4A patent/CN107353624A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20160073615A (en) * | 2014-12-17 | 2016-06-27 | 엘에스전선 주식회사 | Polyvinylchloride composition for sheath of cable and cable comprising a sheath prepared from the same |
| CN105131572A (en) * | 2015-09-21 | 2015-12-09 | 安徽徽宁电器仪表集团有限公司 | Refractory and portable type flexible cable sheath material for ships and preparation method of material |
| CN105885293A (en) * | 2016-06-12 | 2016-08-24 | 安徽天元电缆有限公司 | Flexible, cold-proof and light abrasion-resistant cable material |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113978073A (en) * | 2021-09-28 | 2022-01-28 | 读布科技(杭州)有限公司 | Processing technology of PVC fabric for clothing |
| CN113978073B (en) * | 2021-09-28 | 2023-09-12 | 读布科技(杭州)有限公司 | PVC fabric processing technology for clothing |
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Application publication date: 20171117 |