Title:
PURIFIED COCHINEAL PIGMENT AND PROCESS FOR PRODUCING THE SAME
Document Type and Number:
WIPO Patent Application WO/2002/022743
Kind Code:
A1
Abstract:
A cochineal pigment being free from proteins and impurities, which originate in Coccus cacti LINNE employed as the starting material and likely serve as allergens, and thus safely usable in products (foods, drugs, etc.) to be taken orally. Namely, a purified cochineal pigment characterized by substantially being free from any proteins having a molecular weight of 6,000 or more; and a process for producing the cochineal pigment characterized by degrading proteins in a cochineal extract and then effecting at least one treatment selected from the group consisting of adsorption, ion exchange, acid-treatment, extraction and membrane separation.
Inventors:
ICHI TAKAHITO (JP)
KODA TAKATOSHI (JP)
YUKAWA CHIYOKI (JP)
SAKATA MAKOTO (JP)
SATO HIROYUKI (JP)
KODA TAKATOSHI (JP)
YUKAWA CHIYOKI (JP)
SAKATA MAKOTO (JP)
SATO HIROYUKI (JP)
Application Number:
PCT/JP2001/002310
Publication Date:
March 21, 2002
Filing Date:
March 23, 2001
Export Citation:
Assignee:
SAN EI GEN FFI INC (JP)
ICHI TAKAHITO (JP)
KODA TAKATOSHI (JP)
YUKAWA CHIYOKI (JP)
SAKATA MAKOTO (JP)
SATO HIROYUKI (JP)
ICHI TAKAHITO (JP)
KODA TAKATOSHI (JP)
YUKAWA CHIYOKI (JP)
SAKATA MAKOTO (JP)
SATO HIROYUKI (JP)
International Classes:
C09B61/00; (IPC1-7): C09B61/00; C09B63/00; A23L1/275; A61K7/02; A61K47/46
Foreign References:
| JPS4611115B1 | 1971-03-20 | |||
| JPS5360934A | 1978-05-31 | |||
| JPH08283600A | 1996-10-29 |
Other References:
M.T. LIZASO, MD ET AL.: "Identification of allergens involved in occupational asthma due to carmine dye", ANN. ALLERGY ASTHMA, vol. 84, no. 5, May 2000 (2000-05-01), pages 549 - 552, XP002942166
Attorney, Agent or Firm:
Saegusa, Eiji (Doshomachi Chuo-ku Osaka-shi, Osaka, JP)
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