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Class Information
Number: 536/80
Name: Organic compounds -- part of the class 532-570 series > Organic compounds (class 532, subclass 1) > Carbohydrates or derivatives > Cellulose or derivative > Esters > Carboxylic acid esters > Acetates > Subsequent treatment process > Viscosity or degree of polymerization changed (e.g., degrading, cross linking, etc.)
Description: Processes wherein the flow resistance or amount of polymerization is altered.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7189464 |
Cellulose acylate film and producing method thereof |
Mar. 13, 2007 |
| 6939961 |
Method for the production of low-viscous water soluble cellulose ethers |
Sep. 6, 2005 |
| 6746732 |
Triacetyl cellulose film with reduced water transmission property |
Jun. 8, 2004 |
| H2083 |
Cellulose acetate film for use in liquid crystal displays |
Oct. 7, 2003 |
| 6342467 |
Method and composition for controlling fluid loss in high permeability hydrocarbon bearing formations |
Jan. 29, 2002 |
| 6320042 |
Polarizing plate protective cellulose triacetate film |
Nov. 20, 2001 |
| 6248879 |
Polyanhydride crosslinked fibrous cellulosic products and process for their preparation |
Jun. 19, 2001 |
| 6229009 |
Polycarboxylic based cross-linked copolymers |
May. 8, 2001 |
| 5990304 |
Cellulose acetate excellent in physical strength, and process for production thereof |
Nov. 23, 1999 |
| 5981739 |
Polyanhydride crosslinked fibrous cellulosic products and process for their preparation |
Nov. 9, 1999 |
| 5962677 |
Cellulose acetate with high moldability and process for production thereof |
Oct. 5, 1999 |
| 5945528 |
Method of producing starch decomposition products |
Aug. 31, 1999 |
| 5919920 |
Cellulose acetate with high moldability and process for production thereof |
Jul. 6, 1999 |
| 5914397 |
Cellulose acetate excellent in physical strength, and process for production thereof |
Jun. 22, 1999 |
| 5674999 |
Process for preparing readily dispersible water-soluble cellulosic polymers |
Oct. 7, 1997 |
| 5610233 |
Aqueous coating compositions containing cellulose esters |
Mar. 11, 1997 |
| 5597912 |
Process for preparing cellulose esters by use of carboxylic acids |
Jan. 28, 1997 |
| 5532350 |
Crosslinked polysaccharides useful as absorbent materials |
Jul. 2, 1996 |
| 5424302 |
Process for the production of starch degradation products with a narrow molecular weight distribution |
Jun. 13, 1995 |
| 5294703 |
Process for preparing .alpha.-D-cellobiose octaacetate |
Mar. 15, 1994 |
| 5142034 |
Cellulose ester compositions and process for the preparation thereof |
Aug. 25, 1992 |
| 4963666 |
Material of polysaccharides containing carboxyl groups, and a process for producing such polysaccharides |
Oct. 16, 1990 |
| 4932986 |
Cross-linked gas selective membranes |
Jun. 12, 1990 |
| 4918180 |
Preparation of cellulose ethers |
Apr. 17, 1990 |
| 4889561 |
Moisture sensitive material |
Dec. 26, 1989 |
| 4590265 |
Carboxylated cellulose ester and manufacture thereof |
May. 20, 1986 |
| 4543410 |
Absorbent cellulosic base structures |
Sep. 24, 1985 |
| 4461892 |
Process for preparing porous spherical cellulose particles |
Jul. 24, 1984 |
| 4415734 |
Process for preparation of cellulose acetate |
Nov. 15, 1983 |
| 4390691 |
Process for preparing porous spherical cellulose particles |
Jun. 28, 1983 |
| 4281998 |
Solvent-resistant alkylated melamine cross-linked cellulose ester articles |
Aug. 4, 1981 |
| 4269972 |
Process for producing cellulose diacetate having improved resistance to delustering phenomenon in hot water |
May. 26, 1981 |
| 4090022 |
Porous cellulose beads |
May. 16, 1978 |
| 4063017 |
Porous cellulose beads and the immobilization of enzymes therewith |
Dec. 13, 1977 |
| 3971627 |
Epoxy-azido compounds |
Jul. 27, 1976 |
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