KR920002977A - Packing method of pipe joint - Google Patents

Packing method of pipe joint Download PDF

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Publication number
KR920002977A
KR920002977A KR1019900011120A KR900011120A KR920002977A KR 920002977 A KR920002977 A KR 920002977A KR 1019900011120 A KR1019900011120 A KR 1019900011120A KR 900011120 A KR900011120 A KR 900011120A KR 920002977 A KR920002977 A KR 920002977A
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KR
South Korea
Prior art keywords
ethylene
polyolefin resin
chemical crosslinking
crosslinking agent
laminated sheet
Prior art date
Application number
KR1019900011120A
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Korean (ko)
Other versions
KR930001170B1 (en
Inventor
강덕모
Original Assignee
강덕모
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Publication date
Application filed by 강덕모 filed Critical 강덕모
Priority to KR1019900011120A priority Critical patent/KR930001170B1/en
Publication of KR920002977A publication Critical patent/KR920002977A/en
Application granted granted Critical
Publication of KR930001170B1 publication Critical patent/KR930001170B1/en

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L58/00Protection of pipes or pipe fittings against corrosion or incrustation
    • F16L58/02Protection of pipes or pipe fittings against corrosion or incrustation by means of internal or external coatings
    • F16L58/04Coatings characterised by the materials used

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Laminated Bodies (AREA)

Abstract

내용 없음No content

Description

관 이음부위의 포장방법Packing method of pipe joint

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

Claims (8)

연신된 열회복성 적층시이트의 한쪽면에 접착층을 일체로 형성시키고, 이 접착층이 형성된 적층시이트로관이음부의 외부 표면을 에워 감싼 다음 패드로 고정시키고, 가열수단을 이용 하여 적층시이트가 발포, 열수축 되면서 관의 외부 표면과 밀착 결합하도록 구성된 것을 특징으로 하는 관이음부위의 포장방법.An adhesive layer is integrally formed on one side of the stretched heat recoverable laminated sheet. The laminated sheet on which the adhesive layer is formed is wrapped around the outer surface of the pipe joint and then fixed with a pad. The laminated sheet is foamed using a heating means. Packaging method of the joint portion, characterized in that the heat shrink is configured to be in close contact with the outer surface of the tube. 제1항에 있어서, 적층시이트는 발포제 및 화학가교제를 함유하는 폴리올레핀계 수지 조성물로 구성된 제1시이트의 적어도 한면에 화학가교제를 함유하는 폴리올레핀계수지 조성물로 구성된 제2시이트를 열응착 또는 공압출하여 일체되게 적층된 것을 특징으로 하는 관이음부위의 포장방법.2. The laminated sheet of claim 1, wherein the laminated sheet is thermally bonded or coextruded with a second sheet composed of a polyolefin resin composition containing a chemical crosslinking agent on at least one side of the first sheet composed of a polyolefin resin composition containing a blowing agent and a chemical crosslinking agent. Packaging method of the joint portion, characterized in that laminated integrally. 제1항에 있어서, 접착제는 스티렌-부타디엔 고무, 니트릴-부타디엔고무, 부타디엔고무, 폴리이소부릴렌 고무, 폴리부텐, 에틸렌 프로필렌디엔모노머, 에틸렌프로필렌모노머, 에틸렌비닐 아세테이트 공중합체인 것을 특징로 하는 관이음부위의 포장방법.The pipe joint according to claim 1, wherein the adhesive is styrene-butadiene rubber, nitrile-butadiene rubber, butadiene rubber, polyisobutylene rubber, polybutene, ethylene propylene diene monomer, ethylene propylene monomer, ethylene vinyl acetate copolymer How to pack the site. 제2항에 있어서, 발포제는 아조디카르본아미드, 디니트로 펜타메틸렌테트라민, 디페닐 4,4-디술폰아미드, P,P'-옥시비스-벤졸술폰세미카르바지등의 군으로부터 선택된 적어도 1종이 사용되는 것을 특징으로 하는 관이음부위의 포장 방법.The blowing agent according to claim 2, wherein the blowing agent is at least 1 selected from the group consisting of azodicarbonamide, dinitro pentamethylenetetramine, diphenyl 4,4-disulfonamide, P, P'-oxybis-benzolsulfon semicarbage, and the like. A method of packaging a pipe joint, characterized by the use of paper. 제2항에 있어서, 화학가교제는 비닐트리메특시실란, 비닐트리에특시실란, r-아미노프로필트리에특시실란, 디쿠밀퍼옥사이드, 디-t-부틸피옥사이드, t-부틸쿠밀피옥사이드, 2.5-디메틸-2.5-(t-부틸피옥시) 헥산군으로 부터 선택된 적어도 1종 또는 2종 이상을 혼합하여 사용되는 것을 특징으로 하는 관이음부위의 포장방법.The chemical crosslinking agent according to claim 2, wherein the chemical crosslinking agent is vinyltrimethicsilane, vinyltrieoxysilane, r-aminopropyltrioxysilane, dicumylperoxide, di-t-butylpyoxide, t-butylcumylpyoxide , 2.5-dimethyl-2.5- (t-butylpioxy) hexane group, at least one selected from the group or two or more kinds of packaging method characterized in that it is used by mixing. 제2항에 있어서, 폴리올레핀계수지는 저밀도 폴리에틸렌, 직쇄상 저밀도 폴리에틸렌, 폴리프로필렌, 폴리부타디엔, 에틸렌-프로필렌공중합체, 에틸렌-초산비닐공중합체, 에틸렌-아크릴산에틸공중합체, 에틸렌,-프로필렌고무의 군으로 부터 선택된 적어도 1종 또는 2종 이상 사용하는 것을 특징으로 하는 관이음부위의 포장방법.The method of claim 2, wherein the polyolefin resin is a group of low density polyethylene, linear low density polyethylene, polypropylene, polybutadiene, ethylene-propylene copolymer, ethylene-vinyl acetate copolymer, ethylene-ethyl acrylate copolymer, ethylene, -propylene rubber Packing method of the joint portion, characterized in that using at least one or two or more selected from. 제2항에 있어서, 발포제는 폴리올레핀계수지 100 중량부에 대하여 0.2 내지 2 중량부를 첨가사용하는 것을 특징으로 하는 관이음부위의 포장방법.The method of claim 2, wherein the blowing agent is used in an amount of 0.2 to 2 parts by weight based on 100 parts by weight of the polyolefin resin. 제2항에 있어서, 화학가교제는 폴리올레핀계수지 100 중량부에 대하여 0.3 내지 5 중량부를 첨가사용하는 것을 특징으로 하는 관이음 부위의 포장방법.The method of claim 2, wherein the chemical crosslinking agent is used in an amount of 0.3 to 5 parts by weight based on 100 parts by weight of the polyolefin resin. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019900011120A 1990-07-21 1990-07-21 Parts of pipe fitting KR930001170B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019900011120A KR930001170B1 (en) 1990-07-21 1990-07-21 Parts of pipe fitting

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019900011120A KR930001170B1 (en) 1990-07-21 1990-07-21 Parts of pipe fitting

Publications (2)

Publication Number Publication Date
KR920002977A true KR920002977A (en) 1992-02-28
KR930001170B1 KR930001170B1 (en) 1993-02-20

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Application Number Title Priority Date Filing Date
KR1019900011120A KR930001170B1 (en) 1990-07-21 1990-07-21 Parts of pipe fitting

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KR (1) KR930001170B1 (en)

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KR930001170B1 (en) 1993-02-20

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