High structure carbon blacks
AssigneeCabot Corporation
InventorsAndrew P. Dikan, Stephane F. Rouanet, Heather E. Clarke, Bruce E. MacKay, Danny Pierre
Life of this patent
Estimating the term…
Abstract
Disclosed herein are high structured carbon blacks, methods of synthesis and treatment, and dispersions and inkjet ink formulations prepared therefrom. The carbon black can have the following properties: OAN≧170 mL/100 g; and STSA ranging from 160 to 220 m2/g. The carbon black can also have the following properties: OAN≧170 mL/100 g; and a ratio of STSA/BET surface area ranging from 0.7 to 1.
Claims32
1-2. (canceled)
The carbon black of claim 52, wherein the OAN ranges from 170 to 220 mL/100 g.
The carbon black of claim 52, wherein the OAN ranges from 170 to 210 mL/100 g.
The carbon black of claim 52, wherein the carbon black has a BET surface area ranging from 190 to 275 m2/g.
The carbon black of claim 52, wherein the BET surface area ranges from 200 to 270 m2/g.
The carbon black of claim 52, wherein the BET surface area ranges from 200 to 260 m2/g.
(canceled)
The carbon black of claim 52, wherein the carbon black has a COAN of at least 130 mL/100 g.
The carbon black of claim 52, wherein the carbon black has a ratio of OAN/COAN ranging from 1.30 to 1.50.
(canceled)
The carbon black of claim 52, wherein the carbon black has a ratio of STSA/BET surface area ranging from 0.7 to 0.9.
The carbon black of claim 52, wherein the carbon black is a furnace black.
The carbon black of claim 52, wherein the carbon black is modified with at least one attached organic group.
32-51. (canceled)
A carbon black having the following properties:
- OAN≧170 mL/100 g;
- STSA ranging from 160 to 220 m2/g;
- a COAN of at least 120 mL/100 g, and
- a ratio of STSA/BET surface area ranging from 0.7 to 1.
Dependencies are inferred from the claim text.