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특허 상세정보

High surface area incineration product

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) C09C-001/02   
미국특허분류(USC) 106/464; 106/412; 106/424; 106/463; 162/004; 162/029
출원번호 US-0289329 (2002-11-07)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Finnegan, Henderson, Farabow, Garrett & Dunner, L.L.P.
인용정보 피인용 횟수 : 0  인용 특허 : 13
초록

The present invention relates to a high surface area product and its production from solid-containing material, such as waste effluent from a paper-treating plant. The high surface area product comprises calcium carbonate, and is useful as a coefficient of friction control filler for newsprint.

대표
청구항

1. A high surface area product comprising a solid-containing material comprising calcium carbonate, said solid-containing material having a surface area of greater than 35 M 2 /g and a particle size distribution (PSD) such that 65 to 100% of the particle are less than 2 micron. 2. A high surface area product according to claim 1, wherein the surface area is at least 50 M 2 /g. 3. A high surface area product according to claim 1, wherein the solid-containing material is contained in or produced from an effluent or waste from a process for treating waste...

이 특허에 인용된 특허 (13)

  1. Dodson Christopher E. (Reading GB2). Apparatus for processing matter in a turbulent mass of particulate material. USP1984104479920.
  2. Maxham John V. (65 S. Meadows Dr. Appleton WI 54915). Conversion of pulp and paper mill waste solids to a papermaking filler product. USP1994075332474.
  3. Nakajima Takayuki (Kanagawa JPX) Kanoh Masao (Kanagawa JPX) Sekiguchi Isao (Tokyo JPX) Iwasaki Yoshio (Tokyo JPX). Porous particles of calcium carbonate and method for the preparation thereof. USP1994035292495.
  4. You Kyu Jae,KRX. Process for producing ultrafine particles of colloidal calcium carbonate. USP1998055750086.
  5. Bleakley Ian Stuart,GBX. Process for the treatment of an aqueous suspension comprising kaolin. USP1999126004467.
  6. Bleakley Ian Stuart,GBX ; Toivonen Hannu Olavi Ensio,GBX. Process for the treatment of waste material suspensions. USP1998035733461.
  7. Klyosov Anatole A. ; Philippidis George P. ; Monovoukas Yiannis A.. Production of precipitated calcium carbonate from papermaking sludge and sludge-derived ash. USP1999105961941.
  8. Bleakley Ian S. (St. Austell GBX) Toivonen Hannu O. E. (St. Austell GBX). Recovery of water and solids in a paper mill. USP1996095558782.
  9. Jonathan Stuart Phipps GB. Treatment of solid containing material derived from effluent. USP2002076425973.
  10. Phipps Jonathan Stuart,GBX. Treatment of solid containing material derived from effluent of wastepaper treating plant. USP1998125846378.
  11. Adams John Michael,GBX ; Phipps Jonathan Stuart,GBX. Treatment of solid containing material derived from effluent or waste from wastepaper treating process. USP2000056063237.
  12. Phipps Jonathan Stuart (St Austell GBX). Treatment of waste paper. USP1997115683590.
  13. Bleakley Ian Stuart,GBX ; Toivonen Hannu Olavi Ensio,GBX. Waste paper treatment process. USP2000126159381.