Polyamide Fine Fibers
First Claim
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1. A fiber comprising a polyamide polymer, the fiber comprising a diameter of about 0.001 to about 5 microns;
- wherein the polyamide comprises an N-modified nylon of the formula I;
wherein CO represents a carbonyl, R1 is either a hydrogen atom, a lower alkyl, such as methyl, ethyl, propyl, a vinyl containing chain, such as ethylene, allyl, etc., a hydroxyl group, an alkoxy group, such as lower alkyl chain oxides, such as methoxy, ethoxy, butoxy, etc., m and n is independently an integer number from 2 to 12 and p+q is an integer number from about 10 to 5000, and the ratio of p to p+q is a number between 0.05 to 0.99.
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Accused Products
Abstract
Improved microfiber and nanofiber properties can be obtained from a novel nylon material. Such nylon comprises alkyl modified nylon 6, a methoxy modified nylon 8, a methoxy modified nylon 12 or other similar nylons prepared from a cyclic lactam.
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Citations
13 Claims
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1. A fiber comprising a polyamide polymer, the fiber comprising a diameter of about 0.001 to about 5 microns;
- wherein the polyamide comprises an N-modified nylon of the formula I;
wherein CO represents a carbonyl, R1 is either a hydrogen atom, a lower alkyl, such as methyl, ethyl, propyl, a vinyl containing chain, such as ethylene, allyl, etc., a hydroxyl group, an alkoxy group, such as lower alkyl chain oxides, such as methoxy, ethoxy, butoxy, etc., m and n is independently an integer number from 2 to 12 and p+q is an integer number from about 10 to 5000, and the ratio of p to p+q is a number between 0.05 to 0.99. - View Dependent Claims (2, 3, 4, 5, 6)
- wherein the polyamide comprises an N-modified nylon of the formula I;
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9. A fiber comprising a polyamide polymer, the fiber comprising a diameter of about 0.001 to about 5 microns;
- wherein the polyamide comprises an
N-modified nylon of the formula II;
—
[NR1—
(CH2)m—
CO—
]p—
[NH—
(CH2)n—
CO]q—
IIwherein CO represents a carbonyl, R1 is an alkoxy group, m and n is independently an integer number from 2 to 12 and p+q is an integer number from about 10 to 5000, and the ratio of p to p+q is a number between 0.05 to 0.99. - View Dependent Claims (7, 8, 10, 11, 12, 13)
- wherein the polyamide comprises an
Specification