KR101963166B1 - 난연성 단열발포폼 판넬 및 그 제조방법 - Google Patents
난연성 단열발포폼 판넬 및 그 제조방법 Download PDFInfo
- Publication number
- KR101963166B1 KR101963166B1 KR1020180125925A KR20180125925A KR101963166B1 KR 101963166 B1 KR101963166 B1 KR 101963166B1 KR 1020180125925 A KR1020180125925 A KR 1020180125925A KR 20180125925 A KR20180125925 A KR 20180125925A KR 101963166 B1 KR101963166 B1 KR 101963166B1
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- South Korea
- Prior art keywords
- flame
- weight
- parts
- foam
- flame retardant
- Prior art date
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- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims abstract description 133
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- GUJOJGAPFQRJSV-UHFFFAOYSA-N dialuminum;dioxosilane;oxygen(2-);hydrate Chemical compound O.[O-2].[O-2].[O-2].[Al+3].[Al+3].O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O GUJOJGAPFQRJSV-UHFFFAOYSA-N 0.000 claims description 2
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims description 2
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Images
Classifications
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- 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
- B32B15/00—Layered products comprising a layer of metal
- B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B15/046—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of foam
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- 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
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/18—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer of foamed material
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- 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
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/76—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
- E04B1/78—Heat insulating elements
- E04B1/80—Heat insulating elements slab-shaped
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- E—FIXED CONSTRUCTIONS
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- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
- E04B1/94—Protection against other undesired influences or dangers against fire
- E04B1/941—Building elements specially adapted therefor
- E04B1/942—Building elements specially adapted therefor slab-shaped
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- E—FIXED CONSTRUCTIONS
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- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
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Abstract
본 발명에 따르면, 난연성코팅액이 발포입자상의 수지발포체에 개별 코팅되는 형태로 하여 단열재를 구비하므로 난연성 및 내화성 등의 특성을 발휘할 수 있고 단열재의 내부와 표면에서 균일하게 난연성이 발휘되게 할 수 있어 화재의 확대를 방지하면서 유독가스의 발생을 방지할 수 있는 난연성 단열발포폼 판넬을 제공할 수 있다.
Description
도 2는 본 발명의 실시예에 따른 난연성 단열발포폼 판넬에 있어 단열재층의 세부 구성을 설명하기 위해 나타낸 예시도이다.
도 3은 본 발명의 실시예에 따른 난연성 단열발포폼 판넬을 나타낸 추가 구성을 포함하는 단면 구성도이다.
도 4는 본 발명의 실시예에 따른 난연성 단열발포폼 판넬을 나타낸 요부 단면 상세도이다.
도 5는 본 발명의 실시예에 따른 난연성 단열발포폼 판넬 제조방법을 나타낸 개략적 공정 흐름도이다.
구분 | ISO 1182 판정기준 | 결과치 |
온도상승(△T) | 중심과 표면의 온도상승 ≤30℃ | ≤148℃ |
질량손실(△m) | ≤50% | ≤75% |
화염유지시간(tf) | ≤10초 | ≤52초 |
구분 | ISO 1182 판정기준 | 결과치 |
온도상승(△T) | 중심과 표면의 온도상승 ≤30℃ | ≤145℃ |
질량손실(△m) | ≤50% | ≤73% |
화염유지시간(tf) | ≤10초 | ≤46초 |
130: 단열재층 140: 접착제층
150: 강도보강층
Claims (10)
- 상하에 위치된 한쌍의 금속판넬 사이에 단열재층을 개재하되 접착시트 또는 접착제층을 통해 결합되어 일체 구성되며, 상기 단열재층을 형성하는 수지발포체로 폴리스틸렌발포체나 폴리올레핀계발포체 또는 폴리우레탄발포체가 이용되는 단열발포폼 판넬에 있어서,
상기 단열재층은,
난연성을 위한 난연성코팅액에 발포된 입자상의 수지발포체를 침지시켜 각 수지발포체의 외면에 난연성코팅액을 코팅함에 의해 난연성코팅층을 형성하되 상기 난연성코팅액 : 발포된 입자상 수지발포체 = 4~7 : 8~10의 중량비로 하여 코팅 처리한 후 난연성코팅층을 갖는 발포된 입자상 수지발포체를 금형틀에 넣어 성형 가공하고 숙성시켜 제조한 단열재로 구성하며,
상기 난연성코팅액은 난연성 ABS수지, 멜라민수지, 페놀수지 중에서 선택된 어느 1종 이상의 난연성수지에 난연성을 보강하기 위한 수산화마그네슘 또는 수산화알루미늄, 단열성을 강화하기 위한 그래핀(graphene), 점성을 조절하기 위한 메틸셀룰로스, 경화성 및 자기소화성을 부여하기 위한 규산소다 또는 염화마그네슘, 난연성을 강화하기 위한 난연제를 포함하는 구성이되,
상기 난연성수지 100중량부를 기준으로 하여 수산화마그네슘 또는 수산화알루미늄 10~20중량부, 그래핀(graphene) 30~50중량부, 메틸셀룰로스 1~3중량부, 규산소다 또는 염화마그네슘 10~30중량부, 난연제 45~60중량부를 포함하며;
상기 접착시트 또는 접착제층은 접착성과 난연성을 부여하기 위해 폴리올레핀 주쇄에 극성 작용기를 포함하는 중합체 또는 화합물로 이루어지고;
상기 금속판넬에는 내면과 외면의 어느 일면 이상에 강도를 보강하면서 경량을 유지 및 화재에 강하도록 스프레이방식 또는 도금방식을 통해 강도보강층을 0.5mm 내지 2mm 두께로 형성하되, 상기 강도보강층은 티타늄, 티타늄합금, 지르코늄, 지르코늄합금 중에서 선택된 어느 1종으로 이루어지는 것을 특징으로 하는 난연성 단열발포폼 판넬. - 제 1항에 있어서,
상기 난연성코팅액은,
난연성 및 단열성 강화를 위해 규조토 또는 규산의 규산원과 트벨모라이트 또는 조노트라이트의 규산칼슘수소화물을 더 포함하도록 배합하되,
상기 난연성수지 100중량부를 기준으로 하여 규산원 5~20중량부와 규산칼슘수소화물 10~30중량부로 배합하는 것을 특징으로 하는 난연성 단열발포폼 판넬. - 제 1항에 있어서,
상기 단열재층은,
수분 배출 및 수분 침투 차단기능과 내구성 및 단열성을 유지하도록 하기 위해 수지발포체와 난연성코팅액에 발수제를 추가하여 배합하되,
수지발포체 : 난연성코팅액 : 발수제 = 8~10 : 4~7 : 0.5~1의 중량비로 배합하여 코팅 처리한 것을 특징으로 하는 난연성 단열발포폼 판넬. - 삭제
- 제 1항에 있어서,
상기 단열재층은,
발포된 입자상의 수지발포체에 난연성코팅액으로 코팅하기 전에 난연 상승효과와 열방출, 유독성 기체 및 연기 발생을 감소시킬 수 있도록 하기 위하여 실리콘오일로 선 코팅하고 경화 처리한 후에 난연성코팅액으로 코팅한 후 금형틀에 넣어 성형 가공하고 숙성시켜 제조한 단열재로 구성하되, 상기 수지발포체 : 실리콘오일 = 8~10 : 1~3의 중량비로 배합 및 교반 혼합함으로써 코팅하여 표면 처리한 구성이며;
상기 실리콘오일은 3,000~10,000cs의 점도인 것을 특징으로 하는 난연성 단열발포폼 판넬. - 상하에 위치된 한쌍의 금속판넬 사이에 단열재층을 개재하되 접착시트 또는 접착제층을 통해 결합되어 일체 구성되며, 상기 단열재층을 형성하는 수지발포체로 폴리스틸렌발포체나 폴리올레핀계발포체 또는 폴리우레탄발포체가 이용되는 단열발포폼 판넬 제조방법에 있어서,
(A) 내면과 외면의 어느 일면 이상에 강도를 보강하면서 경량을 유지 및 화재에 강하도록 스프레이방식 또는 도금방식을 통해 티타늄, 티타늄합금, 지르코늄, 지르코늄합금 중에서 선택된 어느 1종으로 강도보강층을 형성하되, 0.5mm 내지 2mm 두께로 형성한 금속판넬을 한쌍 구비하는 단계;
(B) 난연성 ABS수지, 멜라민수지, 페놀수지 중에서 선택된 어느 1종 이상의 난연성수지 100중량부를 기준으로 하여 수산화마그네슘 또는 수산화알루미늄 10~20중량부, 그래핀(graphene) 30~50중량부, 메틸셀룰로스 1~3중량부, 규산소다 또는 염화마그네슘 10~30중량부, 무기계 난연제 또는 인계 난연제 45~60중량부를 포함하는 난연성코팅액을 구비하는 단계;
(C) 상기 난연성코팅액에 폴리스틸렌발포체, 폴리올레핀계발포체, 폴리우레탄발포체 중에서 선택된 어느 1종으로 된 발포입자상의 수지발포체를 침지시켜 코팅함에 의해 표면에 난연성코팅층을 형성한 후 건조 처리하되, 상기 수지발포체 : 난연성코팅액 = 8~10 : 4~7의 중량비로 배합하는 단계;
(D) 상기 난연성코팅층을 갖는 발포입자상의 수지발포체를 금형틀에 넣고 100~110℃의 온도에서 가압하여 성형 가공함으로써 판형의 단열재를 성형하는 단계;
(E) 상기 성형단계를 거친 판형의 단열재를 50~60℃의 온도에서 3~5일 동안 숙성시키는 단계;
(F) 상기 숙성단계를 마친 단열재의 양면에 접착시트 또는 접착제층을 이용하여 상기 (A)단계에서 구비한 한쌍의 금속판넬을 접착 결합함으로써 난연성 단열발포폼 판넬을 완성하는 단계; 를 포함하며,
상기 접착시트 또는 접착제층은 접착성과 난연성을 부여하기 위해 폴리올레핀 주쇄에 극성 작용기를 포함하는 중합체 또는 화합물로 이루어진 것을 사용하고;
상기 극성 작용기는 하이드록실기, 카복실산기, 산무수기, 아미노기, 에폭시기, 아이소사이아네이트기, 옥사졸린기, 말레이미드기, 인산기, 인산 에스터기, 붕산기, 붕산 에스터기, 티아란기 중에서 1종 이상을 포함하는 특징으로 하는 난연성 단열발포폼 판넬 제조방법. - 제 6항에 있어서,
(G) 상기 난연성 단열판넬을 완성한 후에 후가공을 실시하는 단계; 를 더 포함하되,
상기 한쌍의 금속판넬 중 바깥측에 배치되는 외표면에 알루미늄입자분말 100중량부를 기준으로 하여 크롬 또는 니켈의 금속가루 50~80중량부, 몬모릴로나이트 30~50중량부, 데카브로모디페닐옥사이드 40~60중량부를 포함하는 코팅액을 도포하여 코팅층을 형성하며, 0.3mm 내지 1mm 두께로 형성하는 것을 특징으로 하는 난연성 단열발포폼 판넬 제조방법. - 제 7항에 있어서,
상기 코팅액에는 알루미늄입자분말 100중량부를 기준으로 이산화티탄 30~50중량부 또는 주쇄 및 측쇄에 알킬기나 메틸기 또는 에틸기로 치환한 구조를 갖는 폴리알킬실리케이트 40~50중량부를 더 포함시켜 내오염성 및 자기정화기능을 발휘하도록 구성하는 것을 특징으로 하는 난연성 단열발포폼 판넬 제조방법. - 제 6항에 있어서,
상기 난연성코팅액은,
난연성 및 단열성 강화를 위해 규조토 또는 규산의 규산원과 트벨모라이트 또는 조노트라이트의 규산칼슘수소화물을 더 포함하도록 배합하되,
상기 난연성수지 100중량부를 기준으로 하여 규산원 5~20중량부와 규산칼슘수소화물 10~30중량부로 배합하는 것을 특징으로 하는 난연성 단열발포폼 판넬 제조방법. - 제 6항에 있어서,
상기 (A)와 (B) 단계의 사이에는,
발포된 입자상의 수지발포체에 대해 난연성코팅액으로 코팅하기 이전에, 난연 상승효과와 열방출, 유독성 기체 및 연기 발생을 감소시킬 수 있도록 하기 위하여 실리콘오일로 선 코팅하고 경화시키는 단계; 를 개재하며,
상기 수지발포체 : 실리콘오일 = 8~10 : 1~3의 중량비로 배합 및 교반 혼합함으로써 코팅하여 표면 처리하고,
상기 실리콘오일은 3,000~10,000cs의 점도인 것을 특징으로 하는 난연성 단열발포폼 판넬 제조방법.
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