SYNERGISTIC BLENDS OF CALCIUM CARBONATE AND CALCINED CLAY

• Main Authors: CHAUDHARY BHARAT I, LEE DAY CHYUAN, NEESE BRET P
• Format: Patent
• Language: English; Korean
• Published: 12.11.2015
• Subjects: BASIC ELECTRIC ELEMENTS; CABLES; CHEMISTRY; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; CONDUCTORS; ELECTRICITY; INSULATORS; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING ORDIELECTRIC PROPERTIES; THEIR PREPARATION OR CHEMICAL WORKING-UP; USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS

(A) 폴리비닐 클로라이드 (PVC); (B) 바이오가소제; (C) 탄산칼슘; 및 (D) 소성 점토를 포함하는 납-무함유 조성물이며, 조성물 중 탄산칼슘 및 소성 점토의 합한 중량이 1 내지 15 중량 퍼센트 범위이고, 탄산칼슘 대 소성 점토의 중량비가 15:85 내지 85:15 범위인, 납-무함유 조성물에 관한 것이다. 한 실시양태에서, 본 발명은 상기 실시양태에 기재된 납-무함유 조성물로부터 제조된, 와이어 또는 케이블을 위한 절연 피복재이다. 한 실시양태에서, 본 발명은 상기 실시양태의 절연 피복재를 포함하는 와이어 또는 케이블이다. A lead-free composition comprising: (A) Polyvinyl chloride (PVC); (B) Bioplasticizer; (C) Calcium Carbonate; and (D) Calcined clay; with the combined weight of the calcium carbonate and calcined clay in the composition in the range of 1 to 15 weight percent, and the weight ratio of calcium carbonate to calcined clay in the range of 15:85 to 85:15. In one embodiment the invention is an insulation sheath for a wire or cable made from the lead-free composition described in the preceding embodiment. In one embodiment the invention is a wire or cable comprising the insulation sheath of the preceding embodiment.