US4051159A — Transparent fragrance releasing composition and m…

Claim 1

Independent Claim 74 words

A shaped, self-supporting transparent article capable of emitting a fragrance over a sustained period comprising a substantially homogeneous mixture of from about 40 to 60% by weight of a polyamide resin formed from a polymerized fatty carboxylic acid and a polyamine, from about 35 to 55 percent by weight of a C 14 -C 22 straight or branch chain alkyl alcohol and from about 5 to 20 percent by weight of a fragrance material.

Claim 2

Dependent Claim 74 words

A shaped, self-supporting transparent article capable of emitting a fragrance over a sustained period comprising a substantially homogeneous mixture of from about 40 to 60% by weight of a polyamide resin formed from a polymerized fatty carboxylic acid and a polyamine, from about 35 to 55 percent by weight of a C 14 -C 22 straight or branch chain alkyl alcohol and from about 5 to 20 percent by weight of a fragrance material.

Claim 3

Dependent Claim 31 words

The molded article of claim 1 wherein the polyamide has a softening point of less than about 200° C and a viscosity of less than about 90 poises at 225° C.

Claim 4

Dependent Claim 18 words

The molded article of claim 2 wherein the polyamide is formed from polymerized linoleic acid and a polyamine.

Claim 5

Dependent Claim 21 words

The method article of claim 2 wherein the C 14 -C 22 alcohol is a 2-(C 2 -C 8 alkyl) alkanol.

Claim 6

Dependent Claim 11 words

The molded article of claim 4 wherein the alcohol is 2-octyldodecanol.

Claim 7

Dependent Claim 19 words

The article of claim 2 wherein the composition further contains up to 15 percent by weight of mineral oil.

Claim 8

Dependent Claim 79 words

A shaped self-supporting molded article capable of emitting a fragrance over a sustained period comprising an inert non-fragrance emitting core and, adhered thereto, a substantially homogeneous mixture comprising from about 40 to 60 percent by weight of a polyamide resin formed from a polymerized fatty carboxylic acid and a polyamine, from about 35 to 55 percent by weight of a C 14 -C 22 alkyl alcohol and from about 5 to 20 percent by weight of a fragrance material.

Claim 9

Dependent Claim 79 words

A shaped self-supporting molded article capable of emitting a fragrance over a sustained period comprising an inert non-fragrance emitting core and, adhered thereto, a substantially homogeneous mixture comprising from about 40 to 60 percent by weight of a polyamide resin formed from a polymerized fatty carboxylic acid and a polyamine, from about 35 to 55 percent by weight of a C 14 -C 22 alkyl alcohol and from about 5 to 20 percent by weight of a fragrance material.

Claim 10

Dependent Claim 17 words

The molded article of claim 7 wherein the inert core comprises a polyammide, wax or soap composition.

Claim 11

Dependent Claim 51 words

The molded article of claim 8 wherein the coating comprises a composition formed from about 40 to 60 percent by weight polyamide resin formed from polymerized linoleic acid and a polyamine, from about 35 to 55 percent 2-octyldodecanol and from about 5 to 20 percent of a volatile fragrance emitting material.

Claim 12

Dependent Claim 21 words

The molded article of claim 7 wherein the fragrance emitting mixture further contains up to 15% by weight of mineral oil.

Claim 13

Dependent Claim 100 words

A process of forming a self-supporting, shaped transparent article capable of emitting a fragrance over a sustained period comprising mixing at a temperature of from about 150° C. to 200° C. for a time to achieve a substantially complete homogeneous mixture from about 40 to 60 percent by weight of a polyamide resin formed from polymerized fatty carboxylic acid and a polyamine, from about 35 to 55 percent C 14 -C 22 alkyl alcohol and from about 5 to 20 percent volatile fragrance material, casting the resultant molten mixture in a mold of desired configuration and cooling the molded article.

Claim 14

Dependent Claim 100 words

A process of forming a self-supporting, shaped transparent article capable of emitting a fragrance over a sustained period comprising mixing at a temperature of from about 150° C. to 200° C. for a time to achieve a substantially complete homogeneous mixture from about 40 to 60 percent by weight of a polyamide resin formed from polymerized fatty carboxylic acid and a polyamine, from about 35 to 55 percent C 14 -C 22 alkyl alcohol and from about 5 to 20 percent volatile fragrance material, casting the resultant molten mixture in a mold of desired configuration and cooling the molded article.

Claim 15

Dependent Claim 29 words

The process of claim 11 wherein the polyamide has a softening point of less than about 200° C. and a viscosity at 225° C. of less than 90 poises.

Claim 16

Dependent Claim 27 words

The process of claim 12 wherein the polyamide is formed from linoleic acid and a polyamine and the alcohol is a 2-(C 2 -C 8 alkyl) alkanol.

Claim 17

Dependent Claim 17 words

The process of claim 11 wherein the mixture further contains up to 15 percent of mineral oil.

Claim 18

Dependent Claim 99 words

A process of forming a self-supporting molded article capable of sustained fragrance emmission comprising initially forming a shaped article from a non-fragrance composition capable of bonding with a polyamide coating, adhereing about the shaped article a molten composition comprising a substantially homogeneous mixture of from about 40 to 60 percent by weight of a polyamide resin formed from a polymerized fatty carboxylic acid and a polyamine, from about 35 to 55 percent by weight of a C 14 -C 22 alkyl alcohol, and from about 5 to 20 percent by weight of a fragrance material, and cooling said composition.

Claim 19

Dependent Claim 99 words

A process of forming a self-supporting molded article capable of sustained fragrance emmission comprising initially forming a shaped article from a non-fragrance composition capable of bonding with a polyamide coating, adhereing about the shaped article a molten composition comprising a substantially homogeneous mixture of from about 40 to 60 percent by weight of a polyamide resin formed from a polymerized fatty carboxylic acid and a polyamine, from about 35 to 55 percent by weight of a C 14 -C 22 alkyl alcohol, and from about 5 to 20 percent by weight of a fragrance material, and cooling said composition.

Claim 20

Dependent Claim 35 words

The process of claim 15 wherein the inert composition is a polyamide base composition; the coating composition comprises a polyamide formed from di- and trimeric linoleic acid and a polyamine and the alcohol is 2-octyldodecanol.

Annuity Stage	Window Opens	Payment Deadline	Surcharge Period Until	Estimated Fee	Status
3.5 Years (Year 4)	1980-09-26	1981-03-28	1981-09-27	$2000.00	Window Closed / Lapsed
7.5 Years (Year 8)	1984-09-26	1985-03-28	1985-09-27	$3760.00	Window Closed / Lapsed
11.5 Years (Year 12)	1988-09-26	1989-03-28	1989-09-27	$7700.00	Window Closed / Lapsed

Transparent fragrance releasing composition and method of making same

Abstract

Inventors

Bibliographic Details

Claims Analysis

References Cited (Backward Citations)

USPTO Annuity & Maintenance Windows

Assigned Categories & Tags

Assign Category Tag