Cellulose acylate and solution thereof

Details Cellulose acylate and solution thereof Cellulose acylate and solution thereof

2006-01-10

2006-01-10

Wilson, James O. (Department: 1623)

Organic compounds -- part of the class 532-570 series

Organic compounds

Carbohydrates or derivatives

C536S058000, C536S063000, C536S069000, C536S124000

Reexamination Certificate

active

06984730

ABSTRACT:
A cellulose acylate which is a polymer obtained by substituting cellulose with acyl groups in 2-, 3-, 6-positions. The total degree of acyl substitution in the 2- and 3-positions is regulated to from 1.70 to 1.90. The degree of 6-position acyl substitution is regulated to 0.88 or higher.

REFERENCES:
patent: 09286801 (1997-11-01), None
patent: 11-005851 (1999-01-01), None
Shibata et al, U.S. Appl. No. 10/257,645, filed Oct. 15, 2002.

Affiliated with

Also associated with

Rating

Cellulose acylate and solution thereof does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Cellulose acylate and solution thereof, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Cellulose acylate and solution thereof will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-3578042