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公开(公告)号：KR1020040005448A
公开(公告)日：2004-01-16
申请号：KR1020020040017
申请日：2002-07-10
Applicant: 한국신발피혁연구원
IPC: C09J175/04
Abstract: PURPOSE: Provided is a process for producing an ethylalcohol type polyurethane adhesive by dispersing a polyurethane adhesive in water and ethanol, which shortens drying time and improves adhesive force. CONSTITUTION: The process comprises the steps of: reacting 100pts.wt. of a polyol component comprising polyester and polyether polyol with 20-25pts.wt. of a diisocyanate component in a low boiling point polymerization solvent in the presence of a catalyst to prepare a prepolymer; neutralizing the prepolymer and then adding 2-5pts.wt. of a chain extender; dispersing it by using 50-150pts.wt. of the water and dropping 100-200pts.wt. of the ethanol and then performing a vacuum distillation to remove the polymerization solvent, wherein the weight ratio of the water and the ethanol is 20-70:30-80.
Abstract translation: 目的：提供一种通过将聚氨酯粘合剂分散在水和乙醇中制造乙醇型聚氨酯粘合剂的方法，其缩短了干燥时间并提高了粘合力。 规定：该方法包括以下步骤：使100pts.wt。 的多元醇组分，其包含20-25pts.wt。的聚酯和聚醚多元醇。 的二异氰酸酯成分在低沸点聚合溶剂中，在催化剂存在下制备预聚物; 中和预聚物，然后加入2-5pts.wt。 的扩链剂 使用50-150pts.wt。 的水，下降100-200pts.wt。 的乙醇，然后进行真空蒸馏以除去聚合溶剂，其中水和乙醇的重量比为20-70:30-80。
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Patent Agency Ranking
公开(公告)号：KR1020040007051A
公开(公告)日：2004-01-24
申请号：KR1020020041692
申请日：2002-07-16
Applicant: 한국신발피혁연구원 , 명광화학공업 주식회사
IPC: B29D35/12
CPC classification number: B29D35/122 , A43B13/023 , A43B13/04 , B29D35/0054 , B29K2023/08 , B29K2023/083 , B29K2023/18 , C08L21/00 , C08L23/08 , C08L23/0853 , C08L23/20
Abstract: PURPOSE: Provided is a manufacturing method for mid-sole and unit-sole of shoe to improve a traction characteristic and physical properties of the shoe, and to simplify a manufacturing process by applying a direct molding. CONSTITUTION: The manufacturing method for mid-sole and unit-sole of shoe with improved traction includes the steps of: mixing 100 wt% of EVA, a polymer of 1,2-polybutadiene and ethylene/a-olefin, or rubber with 1-6 wt% of a foaming agent, 0.02-1.5 wt% of a cross-linking agent, and 4-15 wt% of a general additive; and injecting the resulting foam mixture into a mold and press molding for 5-10 minutes under 100-150 kg/cm¬2 at 150-170 deg.C.
Abstract translation: 目的：提供鞋的中底和单鞋底的制造方法，以改善鞋的牵引特性和物理性质，并通过直接成型简化制造过程。 构成：具有改善牵引力的鞋底鞋底和单鞋底的制造方法包括以下步骤：将100重量％的EVA，1,2-聚丁二烯和乙烯/α-烯烃的聚合物，或橡胶与1- 6重量％的发泡剂，0.02-1.5重量％的交联剂和4-15重量％的一般添加剂; 并将所得泡沫混合物注入模具中，并在150-170℃下在100-150kg / cm 2的压力下成型5-10分钟。
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公开(公告)号：KR100523563B1
公开(公告)日：2005-10-25
申请号：KR1020020041692
申请日：2002-07-16
Applicant: 한국신발피혁연구원 , 명광화학공업 주식회사
IPC: B29D35/12
Abstract: 본 발명은 트랙션 특성이 개선된 신발용 중창 및 일체형 창의 제조방법에 관한 것으로, 더욱 상세하게는 기재 성분을 특이성 있게 구성하고, 상기 기재 성분의 선택에 따라 최적의 가교가 발현되도록 가교제를 선택 사용함으로써 다양한 특성을 나타내는 발포체용 혼련물을 쉬트상이나 펠렛상으로 제조하여 프레스용 금형에 상온 또는 예열하여 투입하고 일정 온도 및 압력하에서 압축 성형법이나 트랜스퍼 성형법의 프레스 성형에 의해 발포체를 완성하여 열 재성형 과정을 거치지 않고 신발용 중창 또는 일체형 창을 제조방법에 관한 것으로, 기존의 열 재성형법에 비해 공정 단축과 폐자재 감소에 환경적인 문제 개선 및 원료 손실 격감에 따른 경제적인 이점 등 다양한 부가가치 창출이 가능하며 사출성형법에 의해 나타나는 단점인 고분자 및 첨가제 의 제한이 없어서 고물성화가 가능한 신발용 중창 및 일체형창의 제조방법에 관한 것이다.
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公开(公告)号：KR1020040050165A
公开(公告)日：2004-06-16
申请号：KR1020020077801
申请日：2002-12-09
CPC classification number: C08L21/00 , A43B13/04 , B29B9/06 , B29B11/10 , C08J3/22 , C08J2300/22 , C08K3/06 , C08K3/36 , C08K5/14 , C08K5/44 , C08L23/02
Abstract: PURPOSE: A pellet-type rubber composition for the outsole of shoes, its preparation method and a method for preparing the outsole of shoes are provided, to improve abrasion resistance and mechanical strength and to enhance processability for allowing a pellet-type rubber composition to be applied to a rubber injector irrespective of the structure of injectors. CONSTITUTION: The composition comprises 100 parts by weight of a base comprising 60-90 wt% of rubber and 10-40 wt% of a thermoplastic resin; 25-50 parts by weight of silica as a filler; 1.25-7.5 parts by weight of a coupling agent; 0.25-2 parts by weight of a crosslinking agent selected from the group consisting of sulfur, dicumyl peroxide and their mixture; and 1-2.5 parts by weight of a sulfenamide-based crosslinking auxiliary. Preferably the thermoplastic resin is at least one selected from the group consisting of polyethylene, ethylene-vinyl acetate copolymer, ethylene-butene copolymer, ethylene-octene copolymer, styrene-isoprene-styrene copolymer, styrene-butadiene-styrene copolymer and 1,2-polybutadiene.
Abstract translation: 目的：提供一种用于鞋底的球粒型橡胶组合物，其制备方法和制备鞋外底的方法，以改善耐磨性和机械强度，并提高加工性能，使丸粒型橡胶组合物为 施加到橡胶注射器，而不管注射器的结构如何。 构成：该组合物包含100重量份的包含60-90重量％的橡胶和10-40重量％的热塑性树脂的基料; 25-50重量份二氧化硅作为填料; 1.25-7.5重量份的偶联剂; 0.25-2重量份选自硫，二枯基过氧化物及其混合物的交联剂; 和1-2.5重量份的次磺酰胺基交联助剂。 优选地，热塑性树脂是选自聚乙烯，乙烯 - 乙酸乙烯酯共聚物，乙烯 - 丁烯共聚物，乙烯 - 辛烯共聚物，苯乙烯 - 异戊二烯 - 苯乙烯共聚物，苯乙烯 - 丁二烯 - 苯乙烯共聚物和1,2-乙烯 - 聚丁二烯。
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公开(公告)号：KR100477889B1
公开(公告)日：2005-03-18
申请号：KR1020020041933
申请日：2002-07-18
Applicant: 한국신발피혁연구원
IPC: C08K9/06
Abstract: 본 발명은 소광제와 이를 포함하는 사출용 발포체 컴파운드에 관한 것으로서, 더욱 상세하게는 우수한 소광효과를 나타내지만 높은 친수성에 의하여 수분함량이 높아서 사출용 발포체 컴파운드의 첨가제로 사용할 수 없었던 실리카를 실란계 커플링제로 친수성 표면을 소수성 표면으로 개질시킨 후 사출용 발포체 컴파운드에 적용함으로써 발포체 표면의 광을 효율적으로 제거하며, 치수 불안정의 문제를 해결하고, 인열강도, 파열인열강도 및 접착특성 등의 제반 특성이 향상된 소광제(무광성 첨가제)와 이를 포함하는 사출용 발포체 컴파운드에 관한 것이다.
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公开(公告)号：KR1020040008317A
公开(公告)日：2004-01-31
申请号：KR1020020041933
申请日：2002-07-18
Applicant: 한국신발피혁연구원
IPC: C08K9/06
Abstract: PURPOSE: A quencher and a foam compound for injection are provided, to remove the light of the surface of foam effectively, to improve the dimension stability and to enhance the tear strength, the split tear strength and the adhesive strength of a quencher by employing the silica whose surface is modified from hydrophilic one to hydrophobic one. CONSTITUTION: The quencher comprises 100 parts by weight of silica; and 1-10 parts by weight of a silane-based coupling agent for modifying the silica. Preferably the silane-based coupling agent is selected from the group consisting of vinyl trichlorosilane, vinyl tri(2-methoxyethoxy)silane, vinyl triethoxysilane, vinyl trimethoxysilane, 3-methacryloxypropyltrimethoxysilane, 2-(3,4-ethoxycyclohexyl)ethyltrimethoxysilane, 3-glycidyloxypropylmethyldiethoxysilane, N-2-(aminoethyl)-3-aminopropyltrimethoxysilane, N-2-(aminoethyl)-3-aminopropylmethyldimethoxysilane, 3-aminopropyltriethoxysilane, N-phenyl-3-aminopropyltrimethoxysilane, 3-mercaptopropyltrimethoxysilane and 3-chloropropyltrimethoxysilane. The foam compound comprises 100 parts by weight of 100 parts by weight of a base; 1-10 parts by weight of the quencher; and 0.25-1.5 parts by weight of polyethylene glycol or diethylene glycol as a crosslinking stabilizer.
Abstract translation: 目的：提供猝灭剂和泡沫化合物，用于有效去除泡沫表面的光，以提高尺寸稳定性，并通过采用猝灭剂，提高猝灭剂的撕裂强度，裂纹撕裂强度和粘合强度 二氧化硅的表面被亲水性改性为疏水性。 构成：猝灭剂包括100重量份的二氧化硅; 和1-10重量份的用于改性二氧化硅的硅烷基偶联剂。 优选地，硅烷基偶联剂选自乙烯基三氯硅烷，乙烯基三（2-甲氧基乙氧基）硅烷，乙烯基三乙氧基硅烷，乙烯基三甲氧基硅烷，3-甲基丙烯酰氧基丙基三甲氧基硅烷，2-（3,4-乙氧基环己基）乙基三甲氧基硅烷，3-缩水甘油氧基丙基甲基二乙氧基硅烷 ，N-2-（氨基乙基）-3-氨基丙基三甲氧基硅烷，N-2-（氨基乙基）-3-氨基丙基甲基二甲氧基硅烷，3-氨基丙基三乙氧基硅烷，N-苯基-3-氨基丙基三甲氧基硅烷，3-巯基丙基三甲氧基硅烷和3-氯丙基三甲氧基硅烷。 泡沫化合物包含100重量份的100重量份的碱; 1-10重量份猝灭剂; 和0.25-1.5重量份的作为交联稳定剂的聚乙二醇或二甘醇。
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