HRP20230879T1 - Cijev od umreženog polietilena tip a (pex-a) - Google Patents

Cijev od umreženog polietilena tip a (pex-a) Download PDF

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Publication number
HRP20230879T1
HRP20230879T1 HRP20230879TT HRP20230879T HRP20230879T1 HR P20230879 T1 HRP20230879 T1 HR P20230879T1 HR P20230879T T HRP20230879T T HR P20230879TT HR P20230879 T HRP20230879 T HR P20230879T HR P20230879 T1 HRP20230879 T1 HR P20230879T1
Authority
HR
Croatia
Prior art keywords
pex
layer
pipe
cross
linked polyethylene
Prior art date
Application number
HRP20230879TT
Other languages
English (en)
Inventor
Lei Wang
Guozhi Xu
Zhiqiang Zheng
Original Assignee
Rifeng Enterprise Group Co., Ltd.
Rifeng Enterprise (Foshan) Co., Ltd.
Rifeng Technology Co., Ltd.
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Rifeng Enterprise Group Co., Ltd., Rifeng Enterprise (Foshan) Co., Ltd., Rifeng Technology Co., Ltd. filed Critical Rifeng Enterprise Group Co., Ltd.
Publication of HRP20230879T1 publication Critical patent/HRP20230879T1/hr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L9/00—Rigid pipes
    • F16L9/12—Rigid pipes of plastics with or without reinforcement
    • F16L9/121—Rigid pipes of plastics with or without reinforcement with three layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B1/00—Layered products having a non-planar shape
    • B32B1/08—Tubular products
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • B32B27/26—Layered products comprising a layer of synthetic resin characterised by the use of special additives using curing agents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F10/02—Ethene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2250/00—Layers arrangement
    • B32B2250/03—3 layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2250/00—Layers arrangement
    • B32B2250/24—All layers being polymeric
    • B32B2250/242—All polymers belonging to those covered by group B32B27/32
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/71—Resistive to light or to UV
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2597/00—Tubular articles, e.g. hoses, pipes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L2201/00—Special arrangements for pipe couplings
    • F16L2201/40—Special arrangements for pipe couplings for special environments
    • F16L2201/44—Special arrangements for pipe couplings for special environments sterile
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00—Water conservation; Efficient water supply; Efficient water use
    • Y02A20/20—Controlling water pollution; Waste water treatment

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
  • Laminated Bodies (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Protection Of Pipes Against Damage, Friction, And Corrosion (AREA)

Claims (4)

1. Umrežena PEX-A cijev, naznačena time što se stijenka PEX-A cijevi sastoji od PEX-A antibakterijskog sloja (1), PEX-A glavnog sloja tijela (2), i anti-ultraljubičastog (UV) sloja (3) iznutra prema van, pri čemu je PEX-A antibakterijski sloj (1) pričvršćen na PEX-A glavni sloj tijela (2), i PEX-A glavni sloj tijela (2) je pričvršćen na anti-UV sloj (3), pri čemu PEX-A antibakterijski sloj (1), PEX-A glavni sloj tijela (2) i anti-UV sloj (3) imaju omjer debljine (1-3): (9- 11):(0.5-1).
2. PEX-A cijev prema zahtjevu 1, naznačena time što su materijali za PEX-A antibakterijski sloj (1) PEX-A i antibakterijsko sredstvo.
3. PEX-A cijev prema zahtjevu 1, naznačena time što materijal za PEX-A glavni sloj tijela (2) je PEX-A.
4. PEX-A cijev prema bilo kojem od zahtjeva 1 do 4, naznačena time što su materijali za anti-UV sloj (3) PE, anti-UV aditiv, i antioksidans.
HRP20230879TT 2020-09-02 2021-08-31 Cijev od umreženog polietilena tip a (pex-a) HRP20230879T1 (hr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202021896988.1U CN213929758U (zh) 2020-09-02 2020-09-02 一种过氧化物交联聚乙烯PEX-a管道
EP21194087.9A EP3964357B1 (en) 2020-09-02 2021-08-31 Cross-linked polyethylene type a (pex-a) pipe

Publications (1)

Publication Number Publication Date
HRP20230879T1 true HRP20230879T1 (hr) 2023-11-10

Family

ID=77160217

Family Applications (1)

Application Number Title Priority Date Filing Date
HRP20230879TT HRP20230879T1 (hr) 2020-09-02 2021-08-31 Cijev od umreženog polietilena tip a (pex-a)

Country Status (9)

Country Link
US (1) US12000523B2 (hr)
EP (1) EP3964357B1 (hr)
CN (1) CN213929758U (hr)
AU (1) AU2021225185B2 (hr)
ES (1) ES2951400T3 (hr)
HR (1) HRP20230879T1 (hr)
HU (1) HUE063041T2 (hr)
PL (1) PL3964357T3 (hr)
WO (1) WO2022047814A1 (hr)

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI112818B (fi) * 2001-06-06 2004-01-15 Uponor Innovation Ab Monikerroksinen putki ja menetelmä monikerroksisen putken valmistamiseksi
US7644736B2 (en) * 2006-05-26 2010-01-12 Rehau, Inc. PEX pipe for high pressure and high temperature applications
RO123074B1 (ro) * 2007-08-02 2010-09-30 Valrom Industrie S.R.L. Tubulatură multistrat din materiale termoplastice, cu efect bactericid
US20090101224A1 (en) * 2007-10-17 2009-04-23 Orion Enterprises, Inc. Joint and joining method for multilayer composite tubing and fittings
CN102348756B (zh) * 2009-03-09 2013-09-04 可乐丽股份有限公司 管和使用其的而成医疗用具
FI20115183L (fi) * 2011-02-24 2012-08-25 Uponor Innovation Ab Putken tekeminen juomaveden johtamiseen
CN102434726B (zh) * 2011-08-31 2014-03-12 佛山佛塑科技集团股份有限公司 一种供水管材及其制备方法
CN203363445U (zh) * 2013-07-09 2013-12-25 天津军星管业集团有限公司 一种过氧化物交联聚乙烯PE-Xa 管材
CN205331622U (zh) * 2016-02-02 2016-06-22 青岛法尔塑胶管业有限公司 一种新型防冻ppr管材
CN105972337A (zh) * 2016-06-23 2016-09-28 康泰塑胶科技集团有限公司 一种耐磨耐热抗菌防垢的钢丝骨架管材及其制作方法
CN106750986A (zh) * 2017-03-22 2017-05-31 台州市卓信塑业有限公司 一种复合给水管及其制备工艺
CN107082929A (zh) * 2017-05-04 2017-08-22 宜宾天亿新材料科技有限公司 一种功能性pe供水管配方及其制备方法
CN109555910A (zh) * 2017-09-27 2019-04-02 菏泽晟德管业有限公司 新型pex管
CN108314819B (zh) * 2018-01-22 2020-07-17 江苏惠升管业集团有限公司 一种防老化抗菌pe给水管
CN208605745U (zh) * 2018-07-23 2019-03-15 武汉金牛经济发展有限公司 一种多功能复合PE-Xb管材
CN109677069B (zh) * 2018-12-20 2021-03-26 中核同辐（长春）辐射技术有限公司 一种多层复合型高导热辐照交联地暖管材及其制备方法

Also Published As

Publication number Publication date
EP3964357B1 (en) 2023-06-28
AU2021225185A1 (en) 2022-03-17
ES2951400T3 (es) 2023-10-20
PL3964357T3 (pl) 2023-09-18
US20220065369A1 (en) 2022-03-03
EP3964357C0 (en) 2023-06-28
CN213929758U (zh) 2021-08-10
EP3964357A1 (en) 2022-03-09
AU2021225185B2 (en) 2023-05-11
WO2022047814A1 (zh) 2022-03-10
HUE063041T2 (hu) 2023-12-28
US12000523B2 (en) 2024-06-04

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