KR20080000550A - Aqueous flame-retarding materials composition and its production methods - Google Patents
Aqueous flame-retarding materials composition and its production methods Download PDFInfo
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- KR20080000550A KR20080000550A KR1020070129489A KR20070129489A KR20080000550A KR 20080000550 A KR20080000550 A KR 20080000550A KR 1020070129489 A KR1020070129489 A KR 1020070129489A KR 20070129489 A KR20070129489 A KR 20070129489A KR 20080000550 A KR20080000550 A KR 20080000550A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K21/00—Fireproofing materials
- C09K21/06—Organic materials
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K21/00—Fireproofing materials
- C09K21/02—Inorganic materials
- C09K21/04—Inorganic materials containing phosphorus
Abstract
Description
본 발명은 수성 난연제 조성물 및 그 제조방법에 관한 것으로, 더욱 상세하게는 액상 수산화알루미늄, 인산, 암모니아수, 수산화마그네슘, 우레아 등을 반응하여 수성 난연제를 제조함으로써, 건축물용 목재, 합판, 종이 등을 본 발명의 난연제로써 처리하여 사용하면 목재, 합판, 종이 등의 고유한 색상, 물성을 저하하지 않으며 난연성이 발현될 수 있도록 한 것이다.The present invention relates to an aqueous flame retardant composition and a method for manufacturing the same, and more particularly, to produce an aqueous flame retardant by reacting liquid aluminum hydroxide, phosphoric acid, aqueous ammonia, magnesium hydroxide, urea, etc. When used as a flame retardant of the present invention, the inherent color, physical properties of wood, plywood, paper, etc. do not deteriorate, so that flame retardancy can be expressed.
목재, 합판, 중밀도섬유판, 종이 등은 건축물용 내외장재에 많이 이용되고 있다. 목재는 가열하면 목타르, 목가스로 분해되고 가연성 목가스가 산화되면서 순식간에 건축물을 연소시켜 재산과 인명 피해를 유발하고 있기 때문에 효과적인 방염처리가 필요하다.Wood, plywood, medium density fiberboard, paper, etc. are widely used for interior and exterior materials for buildings. When wood is heated, it is decomposed into moth tar and wood gas, and the combustible wood gas is oxidized, causing the property to burn quickly and causing damage to property and life.
목재관련 난연 조성물은 할로겐계 난연제, 인계 난연제 및 무기계 난연제와 고분자의 혼합물 등으로 구성되어 피도포체의 표면에 코팅하여 사용하는 것이 주류를 이루고 있는 실정이다. 기존 난연 조성물은 목재의 표면에 난연 도막을 형성하여 난연성을 부여하고 있고, 난연도막 형성시 피도포체에 난연 조성물의 흡수가 매우 적고, 도막의 건조 속도가 매우 늦어 작업 능률이 저하되고, 장시간 방치시 도막의 균열이 발생하는 문제점이 있다. 또한 연소시 도막 자체에서 발생하는 유해가스와 매연발생이 문제가 되고 있다.Wood-related flame retardant composition is composed of a halogen-based flame retardant, phosphorus-based flame retardant and a mixture of inorganic flame retardant and a polymer and the like is the mainstream to use the coating on the surface of the object to be coated. Existing flame-retardant composition provides flame retardancy by forming a flame-retardant coating film on the surface of the wood, very low absorption of the flame-retardant composition in the coating object when forming the flame-retardant coating film, the drying speed of the coating film is very slow, work efficiency is lowered, left for a long time There is a problem that occurs when the coating film cracks. In addition, the generation of harmful gases and soot generated from the coating film itself during combustion has become a problem.
본 발명의 목적은 상기에서 언급된 기존 난연 조성물의 문제점들을 해결하고자 한다. 액상 수산화알루미늄, 인산, 제2인산나트륨12수화물, 암모니아수, 수산화마그네슘, 우레아 등으로 구성되는 것을 특징으로 하는 수성 난연제를 제조함으로써, 건축물 내외장 목재, 합판, 종이 등에 본 발명의 난연제를 처리할 경우, 그 표면에 즉시 침투하여 목재, 합판, 종이 등의 무늬와 질감을 그대로 유지하며, 빠른 건조속도로 작업 능률을 높이며, 연소시 목재, 합판, 종이 자체에서 발생하는 타르 와 난연막을 형성하기 때문에 유독가스와 매연이 거의 발생하지 않아 인명피해를 최소화하는 수성 난연제의 조성 및 그 제조방법을 제공함에 있다.The object of the present invention is to solve the problems of the existing flame retardant compositions mentioned above. When the flame retardant of the present invention is treated to wood, plywood, paper, etc. by building an aqueous flame retardant comprising liquid aluminum hydroxide, phosphoric acid, dibasic sodium phosphate dihydrate, aqueous ammonia, magnesium hydroxide, urea, and the like. It immediately penetrates the surface and maintains the pattern and texture of wood, plywood, paper, etc., improves work efficiency with fast drying speed, and forms tar and flame retardant film generated from wood, plywood, and paper itself upon combustion. The present invention provides an aqueous flame retardant composition and a method of manufacturing the same that minimize gas damage due to little gas and soot.
상기 목적을 달성하기 위한 본 발명의 수성 난연제 조성물 및 그 제조방법은 수산화알루미늄 수용액과 인산을 반응시키는 단계, 수산화마그네슘, 제2인산나트륨 12수화물, 우레아, 암모니아 수용액의 반응 및 알코올류를 혼합하는 단계를 포함하여 구성된 것을 특징으로 한다.The aqueous flame retardant composition of the present invention and a method for producing the same for achieving the above object are a step of reacting an aqueous solution of aluminum hydroxide and phosphoric acid, the reaction of magnesium hydroxide, dibasic sodium phosphate 12 hydrate, urea, aqueous ammonia solution and mixing alcohols Characterized in that configured to include.
수산화알루미늄, 수산화마그네슘은 무기난연제의 대표 사례이며, 전형적으로 50~60 중량부로 중합조성물에 혼합하여 사용하며, 180~330℃ 부근 온도에서 흡열반응하여 비활성 기체를 방출하여 중합조성물에 난연성을 부여한다. 난연 효과를 보기 위해선 과량을 사용해야하며 중합체 물성에 악영향을 주는 한계점이 있다.Aluminum hydroxide and magnesium hydroxide are representative examples of inorganic flame retardants. Typically, 50 to 60 parts by weight of a mixture is used in a polymerization composition, and endothermic reaction at a temperature of about 180 to 330 ° C. releases an inert gas to impart flame retardancy to the polymerization composition. . To view the flame retardant effect, excessive amount must be used and there is a limit that adversely affects the polymer properties.
인산, 제2인산나트륨12수화물은 연소시 인산층에 의한 보호층 형성과 폴리메타 인산에 의한 탈수작용으로 생성된 탄화막에 의한 연소 차단 작용을 한다. 난연성을 더욱 높이기 위해 인산암모늄, 인산구아닌 등을 사용할 수 있다.Phosphoric acid and dibasic sodium phosphate 12 hydrate act as a barrier to combustion by the formation of a protective layer by the phosphoric acid layer during combustion and by the dehydration of polymetaphosphate. Ammonium phosphate, guanine phosphate, or the like may be used to further increase the flame retardancy.
본 발명의 수성 난연제 조성물은 무기계 난연제 중 특히, 수산화알루미늄과 인산을 액상으로 반응시켜 투명한 액상을 제조하여 무기계 난연제의 난연 메커니즘과 인계 난연제의 난연 메커니즘을 동시에 발현하였다. 또한, 목재나 종이 등에 도포 즉시 침투시킬 수 있으며 난연제의 건조속도 또한 빨라 작업성이 우수하다.In the aqueous flame retardant composition of the present invention, the inorganic flame retardant, in particular, aluminum hydroxide and phosphoric acid in a liquid phase to produce a transparent liquid phase to simultaneously express the flame retardant mechanism of the inorganic flame retardant and phosphorus flame retardant. In addition, it can penetrate immediately upon application to wood or paper, and the drying speed of the flame retardant is also fast, so it is excellent in workability.
본 발명에 따른 수성 난연제 조성물은 목재, 합판, 종이 등 표면에 즉시 침 투 흡수되어 피도포체의 무늬와 질감을 그대로 유지하며, 빠른 건조속도로 작업능률을 높이며, 연소시 피도포체 자체에서 발생하는 타르와 난연막을 형성하여 난연성이 확보되며, 난연제 조성물 자체는 유독가스와 매연을 거의 발생하지 않아 인명피해를 최소화하는 수성 난연제의 조성 및 그 제조방법을 제공한다.The water-based flame retardant composition according to the present invention is immediately penetrated and absorbed on the surface of wood, plywood, paper, etc. to maintain the pattern and texture of the coated object as it is, to improve the work efficiency at a fast drying speed, and occurs in the coated material itself upon combustion. The flame retardant is ensured by forming a tar and flame retardant film, the flame retardant composition itself provides a composition of an aqueous flame retardant to minimize the damage to life due to the generation of little toxic gas and soot and a method for producing the same.
이하 실시예로써 본 발명을 좀더 상세히 설명하되, 본 발명의 범위는 이들 실시예에 한정되지 않는다.Hereinafter, the present invention will be described in more detail with reference to Examples, but the scope of the present invention is not limited to these Examples.
실시예1.Example 1
수산화알루미늄수용액 60~75 중량부(2~5 중량부)와 인산(35%), 수산화알루미늄수용액의 15~20 중량부를 투입하면서 1시간 반응시킨다. 여기에 2-프로판올(95%) 수산화알루미늄수용액의 25~40 중량부를 투입하여 24시간 반응시켜 난연제 조성물을 얻는다.60 to 75 parts by weight (2 to 5 parts by weight) of aqueous aluminum hydroxide solution, phosphoric acid (35%) and 15 to 20 parts by weight of aqueous aluminum hydroxide solution are added and reacted for 1 hour. 25 to 40 parts by weight of 2-propanol (95%) aqueous aluminum hydroxide solution was added thereto and reacted for 24 hours to obtain a flame retardant composition.
실시예2.Example 2.
수산화알루미늄수용액 8~10 중량부(2~5중량부)와 인산(35%), 10~13 중량부를 투입하면서 1시간 반응시킨다. 여기에 제2인산나트륨12수화물수용액, 15~20 중량부 (5~15중량부), 수산화마그네슘수용액, 15~20 중량부(5~20중량부), 우레아수용액, 10~20 중량부(5~15중량부) 첨가하여 1시간 반응시킨다. 여기에 암모니아수용액(28%), 8~10 중량부 첨가하여 혼합한다. 여기에 2-프로판올(95%), 12~20 중량부 첨가해 24시간 반응하여 난연제 조성물을 얻는다. The aqueous solution of aluminum hydroxide is reacted for 1 hour while adding 8 to 10 parts by weight (2 to 5 parts by weight), phosphoric acid (35%) and 10 to 13 parts by weight. Here, dibasic sodium phosphate 12-hydrate aqueous solution, 15-20 parts by weight (5-15 parts by weight), magnesium hydroxide aqueous solution, 15-20 parts by weight (5-20 parts by weight), urea aqueous solution, 10-20 parts by weight (5 15 parts by weight) is added and reacted for 1 hour. Aqueous ammonia solution (28%) and 8 to 10 parts by weight are added thereto and mixed. 2-propanol (95%) and 12 to 20 parts by weight are added thereto and reacted for 24 hours to obtain a flame retardant composition.
실시예3.Example 3.
방염성능시험은 실시예1,2에서 제조된 수성 조성물을 합판에 코팅 후 건조하고 방염성능의 기준(KOFEIS 1001)에 따라 시험을 실시하였다. 잔염시간, 잔신시간, 탄화면적 및 탄화길이를 평가하였다. 성능 결과는 표1에 나타내었다.Flameproof performance test was carried out in accordance with the standard of flameproof performance (KOFEIS 1001) after coating the aqueous composition prepared in Examples 1 and 2 on the plywood and dried. Afterflaming time, remaining time, carbon screening area and carbonization length were evaluated. The performance results are shown in Table 1.
본 발명의 실시예에 따른 난연 조성물은 방염성능 시험에서 모두 측정 기준 값 이내에 있으므로 우수한 방염성능을 나타내었다.Flame retardant composition according to an embodiment of the present invention showed excellent flame retardant performance in all flame retardant performance test within the measurement reference value.
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KR101359451B1 (en) * | 2013-10-23 | 2014-02-07 | 에스씨아이엔티(주) | Aqueous flame retardant composition |
KR101438457B1 (en) * | 2014-05-28 | 2014-09-12 | 유수용 | The water soluble fire retardant for woden and its apply method |
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KR101831594B1 (en) | 2015-02-27 | 2018-02-26 | 경기대학교 산학협력단 | Synthetic method of new phosphorus flame retardant |
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US5425901A (en) | 1990-07-21 | 1995-06-20 | Bayer Aktiengesellschaft | Fireproofing gels, processes for their preparation and their use, in particular for fireproof glazing |
JP2919277B2 (en) * | 1994-09-20 | 1999-07-12 | 古河電気工業株式会社 | Crosslinked polyolefin resin foam and heat insulating pipe cover using the same |
DE19645125A1 (en) * | 1996-11-04 | 1998-05-14 | Hoechst Ag | Process for the preparation of aluminum salts of organic phosphoric acids |
JP2003246985A (en) | 2002-02-25 | 2003-09-05 | Itoki Crebio Corp | Antibacterial and flameproofing agent |
KR20040087101A (en) * | 2003-04-04 | 2004-10-13 | 시대무역(주) | Flame Retardant Composition for PVC Coating Wall Paper |
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