CN102367323B - Waterproof jacket - Google Patents
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- CN102367323B CN102367323B CN 201110311643 CN201110311643A CN102367323B CN 102367323 B CN102367323 B CN 102367323B CN 201110311643 CN201110311643 CN 201110311643 CN 201110311643 A CN201110311643 A CN 201110311643A CN 102367323 B CN102367323 B CN 102367323B
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- styrene
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- waterproof jacket
- block copolymer
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- 150000002148 esters Chemical class 0.000 claims abstract description 36
- -1 styrene-ethylene-butylene-styrene Chemical class 0.000 claims abstract description 35
- 229920001971 elastomer Polymers 0.000 claims abstract description 30
- 239000000203 mixture Substances 0.000 claims abstract description 27
- 239000000806 elastomer Substances 0.000 claims abstract description 26
- 229920000570 polyether Polymers 0.000 claims abstract description 18
- 239000004721 Polyphenylene oxide Substances 0.000 claims abstract description 15
- 229920002647 polyamide Polymers 0.000 claims abstract description 15
- 229920002292 Nylon 6 Polymers 0.000 claims abstract description 14
- 239000004952 Polyamide Substances 0.000 claims abstract description 13
- 229920006132 styrene block copolymer Polymers 0.000 claims abstract description 12
- 238000007731 hot pressing Methods 0.000 claims abstract description 8
- 229920001707 polybutylene terephthalate Polymers 0.000 claims abstract description 8
- 229920001400 block copolymer Polymers 0.000 claims abstract description 4
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 22
- 229920001577 copolymer Polymers 0.000 claims description 18
- 229920001169 thermoplastic Polymers 0.000 claims description 15
- 239000004416 thermosoftening plastic Substances 0.000 claims description 15
- 229920002545 silicone oil Polymers 0.000 claims description 14
- 229920001519 homopolymer Polymers 0.000 claims description 13
- 229920003171 Poly (ethylene oxide) Polymers 0.000 claims description 11
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims description 11
- 150000005690 diesters Chemical class 0.000 claims description 9
- HRRDCWDFRIJIQZ-UHFFFAOYSA-N naphthalene-1,8-dicarboxylic acid Chemical compound C1=CC(C(O)=O)=C2C(C(=O)O)=CC=CC2=C1 HRRDCWDFRIJIQZ-UHFFFAOYSA-N 0.000 claims description 9
- 239000012752 auxiliary agent Substances 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 7
- 238000002156 mixing Methods 0.000 claims description 5
- 239000000126 substance Substances 0.000 claims description 4
- 238000001125 extrusion Methods 0.000 claims description 3
- 239000004793 Polystyrene Substances 0.000 claims description 2
- 239000004615 ingredient Substances 0.000 claims description 2
- 229920002223 polystyrene Polymers 0.000 claims description 2
- 229920002725 thermoplastic elastomer Polymers 0.000 abstract description 16
- 230000008901 benefit Effects 0.000 abstract description 7
- 229920000642 polymer Polymers 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract description 3
- 239000002202 Polyethylene glycol Substances 0.000 abstract 1
- 229920001223 polyethylene glycol Polymers 0.000 abstract 1
- 229920000909 polytetrahydrofuran Polymers 0.000 abstract 1
- 229920000728 polyester Polymers 0.000 description 7
- 238000002425 crystallisation Methods 0.000 description 5
- 230000008025 crystallization Effects 0.000 description 5
- 239000005060 rubber Substances 0.000 description 5
- 229920000468 styrene butadiene styrene block copolymer Polymers 0.000 description 5
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 description 4
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 4
- 239000002253 acid Substances 0.000 description 4
- 150000001408 amides Chemical class 0.000 description 4
- 238000000465 moulding Methods 0.000 description 4
- 229920001451 polypropylene glycol Polymers 0.000 description 4
- 208000010392 Bone Fractures Diseases 0.000 description 3
- 230000017531 blood circulation Effects 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 239000011256 inorganic filler Substances 0.000 description 3
- 229910003475 inorganic filler Inorganic materials 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 239000003381 stabilizer Substances 0.000 description 3
- BJZYYSAMLOBSDY-QMMMGPOBSA-N (2s)-2-butoxybutan-1-ol Chemical compound CCCCO[C@@H](CC)CO BJZYYSAMLOBSDY-QMMMGPOBSA-N 0.000 description 2
- 229920002449 FKM Polymers 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 210000004204 blood vessel Anatomy 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000013013 elastic material Substances 0.000 description 2
- BXOUVIIITJXIKB-UHFFFAOYSA-N ethene;styrene Chemical group C=C.C=CC1=CC=CC=C1 BXOUVIIITJXIKB-UHFFFAOYSA-N 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 231100000252 nontoxic Toxicity 0.000 description 2
- 230000003000 nontoxic effect Effects 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 229920001610 polycaprolactone Polymers 0.000 description 2
- 239000004632 polycaprolactone Substances 0.000 description 2
- 229920002635 polyurethane Polymers 0.000 description 2
- 239000004814 polyurethane Substances 0.000 description 2
- 229920006345 thermoplastic polyamide Polymers 0.000 description 2
- VSKJLJHPAFKHBX-UHFFFAOYSA-N 2-methylbuta-1,3-diene;styrene Chemical compound CC(=C)C=C.C=CC1=CC=CC=C1.C=CC1=CC=CC=C1 VSKJLJHPAFKHBX-UHFFFAOYSA-N 0.000 description 1
- QMQCSGZYUWKEHO-UHFFFAOYSA-N C(=O)O.C(=O)O.C1=CC=CC2=CC=CC=C12 Chemical compound C(=O)O.C(=O)O.C1=CC=CC2=CC=CC=C12 QMQCSGZYUWKEHO-UHFFFAOYSA-N 0.000 description 1
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 1
- 229920002302 Nylon 6,6 Polymers 0.000 description 1
- 208000025865 Ulcer Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000003242 anti bacterial agent Substances 0.000 description 1
- 230000003078 antioxidant effect Effects 0.000 description 1
- 238000004500 asepsis Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004071 biological effect Effects 0.000 description 1
- WERYXYBDKMZEQL-UHFFFAOYSA-N butane-1,4-diol Chemical compound OCCCCO WERYXYBDKMZEQL-UHFFFAOYSA-N 0.000 description 1
- 230000004087 circulation Effects 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- WOZVHXUHUFLZGK-UHFFFAOYSA-N dimethyl terephthalate Chemical compound COC(=O)C1=CC=C(C(=O)OC)C=C1 WOZVHXUHUFLZGK-UHFFFAOYSA-N 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- CBOQJANXLMLOSS-UHFFFAOYSA-N ethyl vanillin Chemical class CCOC1=CC(C=O)=CC=C1O CBOQJANXLMLOSS-UHFFFAOYSA-N 0.000 description 1
- XLXGCFTYXICXJF-UHFFFAOYSA-N ethylsilicon Chemical compound CC[Si] XLXGCFTYXICXJF-UHFFFAOYSA-N 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 235000012204 lemonade/lime carbonate Nutrition 0.000 description 1
- 206010025482 malaise Diseases 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- OJURWUUOVGOHJZ-UHFFFAOYSA-N methyl 2-[(2-acetyloxyphenyl)methyl-[2-[(2-acetyloxyphenyl)methyl-(2-methoxy-2-oxoethyl)amino]ethyl]amino]acetate Chemical compound C=1C=CC=C(OC(C)=O)C=1CN(CC(=O)OC)CCN(CC(=O)OC)CC1=CC=CC=C1OC(C)=O OJURWUUOVGOHJZ-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000474 nursing effect Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 229920003216 poly(methylphenylsiloxane) Polymers 0.000 description 1
- 238000006068 polycondensation reaction Methods 0.000 description 1
- 229920001195 polyisoprene Polymers 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000007151 ring opening polymerisation reaction Methods 0.000 description 1
- 229960001866 silicon dioxide Drugs 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000014347 soups Nutrition 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000005987 sulfurization reaction Methods 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 229920006346 thermoplastic polyester elastomer Polymers 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 229920000428 triblock copolymer Polymers 0.000 description 1
- 231100000397 ulcer Toxicity 0.000 description 1
- MWOOGOJBHIARFG-UHFFFAOYSA-N vanillin Chemical compound COC1=CC(C=O)=CC=C1O MWOOGOJBHIARFG-UHFFFAOYSA-N 0.000 description 1
- FGQOOHJZONJGDT-UHFFFAOYSA-N vanillin Natural products COC1=CC(O)=CC(C=O)=C1 FGQOOHJZONJGDT-UHFFFAOYSA-N 0.000 description 1
- 235000012141 vanillin Nutrition 0.000 description 1
- 239000004636 vulcanized rubber Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Compositions Of Macromolecular Compounds (AREA)
- Materials For Medical Uses (AREA)
Abstract
The invention which discloses a waterproof jacket belongs to the technical field of new materials. The waterproof jacket is formed through hot-pressing a thermoplastic elastomer mixture which comprises 20-50 parts of a styrene block copolymer, 30-60 parts of a polyether ester polymer and 1-15 parts of a polyamide elastomer, wherein the styrene block copolymer comprises one or two of a styrene-ethylene-butylene-styrene (SEBS) block copolymer and a styrene-ethylene-propylene-styrene (SEPS) block copolymer, the polyether ester polymer comprises a polybutylene terephthalate/polytetrahydrofuran copolyether ester and/or a polybutylene naphthalate/polyethylene glycol copolyether ester, and the polyamide elastomer is polyamide 6. The waterproof jacket of the invention has the advantages of low cost, good leakproofness, excellent resilience, excellent physical and mechanical property, realization of multitime cycle usage, and strong practicality.
Description
Technical field
The present invention relates to the health care nursing materials, be specifically related to a kind of waterproof jacket.
Background technology
(Thermoplastic elastomer TPE) is one type and shows caoutchouc elasticity at normal temperature thermoplastic elastomer, and the macromolecular material that high temperature can plasticizing forming has the characteristic of rubber and thermoplastics concurrently.Its polymer segment is made up of plastic (hard section) and rubber segments (soft section of elasticity).TPE normal temperature has the characteristic of vulcanized rubber, and high temperature presents the processing characteristics of thermoplastics, is called as " third generation rubber " behind tree elastomer, the viton.Common thermoplastic elastomer can be divided into following several types: styrenic (SBC), polyurethanes (TPU), polyamide-based (TPA), polyester (TPEE), polyvinyl chloride (TPVC), polyolefins simple blend type (TPO) and thermoplastic sulfurized rubber (TPV).The present TPE of these types suitability for industrialized production has all almost contained all areas of modern viton and synthetic resins.The Application Areas of TPE is a lot of, and wherein medical article is one of its main application fields, is widely used in medical packaging, soup and blood storage infusion and all kinds of conduit, medical facilities accessory etc.The medical article manufacturer of US and European is with the usage quantity of the ratio increase TPE in every year 10%, and more cleaning, safer requirement make TPE in more medical articles, show up prominently.With regard to being applied in the medicine equipment aspect, the usage quantity of styrenic and polyurethanes thermoplastic elastomer is maximum, and the product that relates to is also the widest, and polyamide-based thermoplastic elastomer also occupies the market share of part.
Patients such as bone fracture, mellitus, ulcer generally can not bump water during one's sickness; In the real life; These patients generally adopt methods such as bundle plastics bag, towel wrapping, handle lift to come waterproof, and these methods all can't be avoided complete waterproof, and can not clean Personal hygiene well; Bring great inconvenience to daily life, as also being unfavorable for blood circulation with the mode of tightening.A German producer has put on display the waterproof jacket that a kind of patient of wound uses on the international fair, and this waterproof jacket mainly uses similar and thermoplastic elastic material makes, and its concrete composition is not known; Has good leak tightness; And the nonexpondable advantage of ability have application space widely, but it costs an arm and a leg; Every needs 50 approximately, has limited its its domestic application.Therefore, it is low to be badly in need of a kind of cost of research, the waterproof jacket that physical and mechanical properties is good, and it is blank to fill up domestic this piece, has very strong practicality and valuable market application foreground.
Summary of the invention
The object of the present invention is to provide a kind of cost low, have good stopping property, rebound resilience and physical and mechanical properties, and the waterproof jacket that can repeatedly recycle.
Above-mentioned technical purpose of the present invention is achieved through following technical scheme: a kind of waterproof jacket; It is characterized in that: form through elastomer thermoplastic mixtures hot pressing; Said elastomer thermoplastic mixtures comprises styrene block copolymer, polyether ester superpolymer, polyamide elastomer; Proportioning is: polystyrene block copolymer is 20 ~ 50 parts, and the polyether ester superpolymer is 30 ~ 60 parts, and polyamide elastomer is 1 ~ 15 part.Wherein said styrene block copolymer is styrene-ethylene-butylene-styrene segmented copolymer (SEBS); In styrene-ethylene-propylene-styrene segmented copolymer (SEPS) one or both; The polyether ester superpolymer is polybutylene terephthalate/THF homopolymer copolyether ester and/or gathers naphthalic acid fourth diester/polyoxyethylene glycol copolyether ester that polyamide elastomer is a polyamide 6 system.
Main chemical compositions of the present invention is an elastomer thermoplastic mixtures, in order to obtain the good waterproof jacket of stopping property performance, adopts elastomer thermoplastic mixtures to carry out hot pressed mode moulding.Thermoplastic elastomer and rubber phase ratio do not need sulfuration, asepsis environment-protecting; Compare with thermoplastics, thermoplastic elastomer can recycle, economic environmental protection.Except possessing above-mentioned advantage, it has also possessed superior chemistry, physics and biological property, as antioxidant property is good, durometer level is wide, nontoxic etc., therefore be fit to very much waterproof jacket.But the medical gloves of prior art, as guaranteeing airtight performance, then then elasticity is bad for the thick patient of arm; Can oppress blood vessel, influence blood circulation, as have elasticity preferably; Then use the back stopping property bad, rebound resilience is poor, can not repeatedly recycle; The contriver has taken all factors into consideration the relative merits of each elastomer polymer through repeatedly experiment and on probation, has selected styrene-ethylene-butylene-styrene segmented copolymer (SEBS); Styrene-ethylene-propylene-styrene segmented copolymer (SEPS) multipolymer, polybutylene terephthalate/THF homopolymer copolyether ester and/or gather naphthalic acid fourth diester/polyoxyethylene glycol copolyether ester, polyamide 6 system, and make prepared mixing thermoplastic elastic material through reasonable proportioning, its cost is low; Good stability, indeformable, be easy to be processed into needed, complicated shape; Particularly prepared waterproof jacket airtight performance is good after hot pressing, does not oppress blood vessel again, influences blood circulation; The stretch-proof performance is good, and screen resilience is moderate can repeatedly to be recycled, and has solved the problems referred to above that existing glove product exists.
In order to make above-mentioned thermoplastic elastomer dispersing and mixing even, the chemical ingredients of waterproof jacket of the present invention also can comprise 2 ~ 20 parts MDI, 1 ~ 5 part silicone oil and 0 ~ 3 part auxiliary agent.
As of the present invention preferred, the composition of said waterproof jacket is by 30 parts styrene block copolymer, 40 parts polyether ester superpolymer, and 10 parts polyamide elastomer, 15 parts MDI, the auxiliary agent of 3 parts silicone oil and 2 parts is formed.
Silicone oil is the most commonly used with methyl-silicone oil, in addition, also has ethyl silicon oil, methyl phenyl silicone oil, cyanoethyl methyl polysiloxane etc., and silicone oil of the present invention is mainly as releasing agent.
Auxiliary agent described in the present invention can contain antiseptic-germicide; The main organic antibacterial agent that uses; Principal item has Vanillin or vanillal compounds; Inorganic filler such as lime carbonate, Marinco H, silicon-dioxide, clay etc. can also be contained, in addition, also various antitack agents, thermo-stabilizer or the like can be contained.
Styrene block copolymer mechanical property among the present invention is excellent, good springiness, and elongation at break is big, and tension set is little, and is nontoxic, is prone to processing.Styrene block copolymer mainly includes styrene-butadiene-styrene triblock copolymer (SBS) and styrene-isoprene-phenylethene triblock copolymer (SIS) and Hydrogenated SBS (SEBS) and SIS (SEPS).Wherein the deficiency of SBS and SIS is exactly that ageing resistance is relatively poor; Thermostability is not as hydrogenated products, so the present invention selects the hydrogenated products styrene-ethylene-butylene-styrene segmented copolymer (SEBS) of SBS and SIS and in styrene-ethylene-propylene-styrene segmented copolymer (SEPS) one or both.
Polyether ester superpolymer among the present invention be with crystallinity high melting point polyester block as hard section, with the lower amorphous polyethers of second-order transition temperature (also can be polyester) block as soft section.Under use temperature, hard section of polyester elastomer partial crystallization takes place forms the crystallization microcell, and polyester soft segment and uncrystallized hard section then form amorphous phase, and the crystallization microcell has played the effect of physical crosslinking point; And under processing temperature, the fusing of crystallization microcell obtains polymer melt, after the moulding to be cooled, forms the crystallization microcell again, thereby prevents product deformation.The polyether ester superpolymer has good high-temperature behavior and anti-oil, good solubility-resistence; It is lower to reach good low-temperature performance and resistance to deterioration and price; Through experimental study; Select polybutylene terephthalate/THF homopolymer copolyether ester, to gather naphthalic acid fourth diester/polyoxyethylene glycol copolyether ester gained moulding resistance better; Polyether ester superpolymer therefore of the present invention is selected polybutylene terephthalate/THF homopolymer copolyether ester and/or is gathered naphthalic acid fourth diester/polyoxyethylene glycol copolyether ester; Wherein polybutylene terephthalate/THF homopolymer copolyether ester is by DMT. Dimethyl p-benzenedicarboxylate, 1, and 4-butyleneglycol, PTMG (relative molecular mass is 1500 ~ 3000) are raw material, adopts melt polycondensation method to make; Gather naphthalic acid fourth diester/polyoxyethylene glycol copolyether ester by naphthalene diformic acid dimethyl ester, 1,4-butyleneglycol, polyoxyethylene glycol (relative molecular mass is 1000 ~ 2000) make.
Polyamide elastomer among the present invention is made up of hard section of HMP crystallinity (polymeric amide) and amorphism soft section (polyester or polyethers), and its performance depends on the length of hard segment type and two kinds of blocks.Because the existence of hard section polymeric amide makes thermoplastic polyamide elastomer have excellent toughness, chemical resistant properties, wear resistance and noise reduction property.And the existence of polyether block and produce the intrinsic toughening effect.The polyamide elastomer kind is a lot, generally is divided into polyamide 6 system, polyamide 66 system, polymeric amide 12 by the polymeric amide type difference that constitutes hard section to be etc.Because of polyamide 6 is that wear resistance and fluid-resistant property are excellent; Molding shrinkage is little, good springiness, and price is low; The present invention selects polyamide 6 system; Polyamide 6 is that its soft section is polyethers or polyester, like PTMG, polypropyleneoxide ether, polyoxyethylene glycol, polycaprolactone etc. with ε-Ji Neixianan ring-opening polymerization preparation.
The present invention also provides a kind of working method of waterproof jacket, it is characterized in that: it comprises the steps:
(1) with elastomer thermoplastic mixtures, MDI, silicone oil, auxiliary agent by evenly forming blend than row dispersing and mixing;
(2) with after the oven dry of step (1) gained blend, 215 ~ 235
oFusion extrusion blow film forming again under the C, then with film 150 ~ 160
oHot pressing 3 ~ 5min under the C, envelope is cut into type and makes waterproof jacket again.
The thickness of the film in the said step (2) is 0.5 ~ 1 mm.
In sum, the present invention compared with prior art has following outstanding advantage and beneficial effect:
1, staple of the present invention is an elastomer thermoplastic mixtures, takes all factors into consideration cost and performance, has carried out reasonable proportioning, makes the waterproof jacket of gained compare with external like product, has reduced product cost widely;
2, the waterproof jacket of the present invention advantage of styrene block copolymer, polyether ester, polyamide elastomer of holding concurrently, the tool airtight performance is good, and does not influence the blood samples of patients circulation; The stretch-proof performance is good; Rebound performance is good, thereby but screen resilience is moderate can repeatedly recycle, made things convenient for to hinder the patient and use;
3, the present invention prepares conveniently, has very strong practicality, and market outlook are wide, have bigger economic benefit.
Embodiment
Below in conjunction with embodiment the present invention is done further explain.
Embodiment 1
A kind of waterproof jacket; Its composition is by the styrene-ethylene-butylene-styrene segmented copolymer of 20 weight parts; The polybutylene terephthalate of 60 weight parts/THF homopolymer copolyether ester, the polyamide 6 of 15 weight parts/polypropyleneoxide multipolymer, 2 weight part MDIs, 3 weight part silicone oil are formed.
Embodiment 2
A kind of waterproof jacket; Its composition is by the styrene-ethylene-propylene-styrene segmented copolymer of 50 weight parts; 30 weight parts gather naphthalic acid fourth diester/polyoxyethylene glycol copolyether ester, the polyamide 6 of 8 weight parts/THF homopolymer multipolymer, 5 weight part MDIs, 5 weight part silicone oil, 1 weight part thermo-stabilizer and 1 weight part inorganic filler are formed.
Embodiment 3
A kind of waterproof jacket; Composition is by the styrene-ethylene-butylene-styrene segmented copolymer of 10 weight parts and the styrene-ethylene of 15 weight parts-propylene-styrene segmented copolymer; The mutual-phenenyl two acid bromide two alcohol ester of 30 weight parts/THF homopolymer copolyether ester and 15 weight parts gather naphthalic acid fourth diester/polyoxyethylene glycol copolyether ester, the polyamide 6 of 1 weight part/polypropyleneoxide ether copolymer, 11 weight part MDIs, 5 weight part silicone oil, 1 weight part antiseptic-germicide and 2 weight part antitack agents are formed.
Embodiment 4
A kind of waterproof jacket; Composition is by the styrene-ethylene-butylene-styrene segmented copolymer of 20 weight parts; The mutual-phenenyl two acid bromide two alcohol ester of 50 weight parts/THF homopolymer copolyether ester, the polyamide 6 of 7 weight parts/THF homopolymer multipolymer, 20 weight part MDIs, 1 weight part silicone oil and 2 weight part thermo-stabilizers are formed.
Embodiment 5
A kind of waterproof jacket; Composition is by the styrene-ethylene-propylene-styrene segmented copolymer (SEPS) of 30 weight parts; The mutual-phenenyl two acid bromide two alcohol ester of 40 weight parts/THF homopolymer copolyether ester, the polyamide 6 of 10 weight parts/polypropyleneoxide ether copolymer, 15 weight part MDIs, 3 weight part silicone oil and 2 weight part inorganic fillers are formed.
Embodiment 6
A kind of waterproof jacket; Composition is by the styrene-ethylene-butylene-styrene segmented copolymer of 15 weight parts and the styrene-ethylene of 10 weight parts-propylene-styrene segmented copolymer; The mutual-phenenyl two acid bromide two alcohol ester of 45 weight parts/THF homopolymer copolyether ester and 10 weight parts gather naphthalic acid fourth diester/polyoxyethylene glycol copolyether ester, the polyamide 6 of 10 weight parts/polycaprolactone multipolymer is formed.
The waterproof jacket working method of the foregoing description 1 ~ 6 is following:
(1) will evenly form blend according to embodiment 1 ~ 6 formulated component dispersing and mixing;
(2) with after the oven dry of step (1) gained blend, 210 ~ 230
oMelting extrusion blow under the C, to become thickness be the film of 0.5 ~ 1mm again, then with film 150 ~ 160
OCFollowing hot pressing 3 ~ 5min, envelope is cut into type and makes waterproof jacket again.
The prepared waterproof jacket that forms through hot pressing of the foregoing description 1 ~ 6 and the external sample salient features of purchase are relatively seen table 1.Can know that by table 1 hardness of the present invention, fracture tensile strength are suitable with external sample, tensile set (100%; 1 hour) and (100%; 16 hours) slightly be superior to external sample, its 100% modulus and fracture extensibility obviously are superior to external sample, and cost of the present invention is low; Therefore, have vast market prospect and bigger economic benefit.
This specific embodiment only is to explanation of the present invention; It is not the restriction to invention; Those skilled in the art can make any modification to present embodiment as required after reading this specification sheets, but as long as in claim scope of the present invention, all receive the protection of patent law.
Table 1 waterproof jacket of the present invention compares with external sample salient features
Claims (5)
1. waterproof jacket; It is characterized in that: form through elastomer thermoplastic mixtures hot pressing; Said elastomer thermoplastic mixtures comprises styrene block copolymer, polyether ester superpolymer, polyamide elastomer; Proportioning is: polystyrene block copolymer is 20 ~ 50 parts, and the polyether ester superpolymer is 30 ~ 60 parts, and polyamide elastomer is 1 ~ 15 part; Wherein styrene block copolymer is the styrene-ethylene-butylene-styrene segmented copolymer; In styrene-ethylene-propylene-styrene segmented copolymer one or both, polyether ester superpolymer are polybutylene terephthalate/THF homopolymer copolyether ester and/or gather naphthalic acid fourth diester/polyoxyethylene glycol copolyether ester that polyamide elastomer is a polyamide 6 system.
2. according to the said a kind of waterproof jacket of claim 1, it is characterized in that: the chemical ingredients of said waterproof jacket also comprises 2 ~ 20 parts MDI, 1 ~ 5 part silicone oil and 0 ~ 3 part auxiliary agent.
3. according to the said a kind of waterproof jacket of claim 2; It is characterized in that: the composition of said waterproof jacket is by 30 parts styrene block copolymer, 40 parts polyether ester superpolymer, 10 parts polyamide elastomer; 15 parts MDI, the auxiliary agent of 3 parts silicone oil and 2 parts is formed.
4. the working method of a claim 2 or 3 said a kind of waterproof jackets, it is characterized in that: it comprises the steps:
(1) with elastomer thermoplastic mixtures, MDI, silicone oil, auxiliary agent in proportion dispersing and mixing evenly form blend;
(2) with after the oven dry of step (1) gained blend, 215 ~ 235
oFusion extrusion blow film forming again under the C, then with film 150 ~ 160
oHot pressing 3 ~ 5min under the C, envelope is cut into type and makes waterproof jacket again.
5. the working method of the said a kind of waterproof jacket of claim 4, be characterised in that: the thickness of the film in the said step (2) is 0.5 ~ 1 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110311643 CN102367323B (en) | 2011-10-14 | 2011-10-14 | Waterproof jacket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110311643 CN102367323B (en) | 2011-10-14 | 2011-10-14 | Waterproof jacket |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102367323A CN102367323A (en) | 2012-03-07 |
| CN102367323B true CN102367323B (en) | 2012-12-26 |
Family
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| CN112041615B (en) * | 2018-04-19 | 2022-11-29 | 福瑞科有限公司 | Single-layer expansion water tank diaphragm |
| CN114874580B (en) * | 2022-03-25 | 2024-02-09 | 古正煇 | Elastic additive master batch containing plant fibers, preparation method thereof and application thereof in EPS material |
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| FR2721320B1 (en) * | 1994-06-20 | 1996-08-14 | Atochem Elf Sa | Waterproof-breathable film. |
| US6072005A (en) * | 1997-10-31 | 2000-06-06 | Kimberly-Clark Worldwide, Inc. | Breathable films and process for producing them |
| CN101248136B (en) * | 2005-08-26 | 2010-12-01 | 可乐丽股份有限公司 | Thermoplastic elastomer composition and composite molded article manufactured from the same |
| JP4856460B2 (en) * | 2006-03-31 | 2012-01-18 | 昭和シェル石油株式会社 | Asphalt composition |
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