US3929699A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fog resistant polymer compositions
Assignee: Stepan Co
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Filing: 1970-01-29
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Granted: 1975-12-30
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Expires: 1990-01-29
Abstract
Abstract Polymeric vinyl film forming materials and to the films made therefrom, both of which contain a minor amount of an antifogging composition that possesses enhanced thermal stability properties, said composition being a combination of (A) a partial ester of a water soluble C2 6 polyol with a C6 18 aliphatic monocarboxylic acid and (B) an alkoxylated alkylphenol of the formula: WHEREIN M, N AND Z ARE NUMBERS FROM 0 TO 1, X IS AN INTEGER OF FROM 1 TO 9 INCLUSIVE; R is an alkylene group of 4 carbon atom content, and Q is an alkyl group of from 4 to 8 carbon atom content inclusive.
Inventors
- 👤 William F Bernholz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 01:45
CPC Classifications
C; C09; C09K; C09K3/00; C09K3/18; C08; C08K; C08K5/00; C08K5/04; C08K5/06; C08K5/09; C08K5/10; C08K5/101; C08K5/103; C08K5/13; Y; Y10; Y10S; Y10S516/00; Y10S516/01; Y10S516/06
Claims Analysis
Total Claims: 22
Claim 1
Independent Claim
68 words
A FILM-FORMING COMPOSITION COMPRISING A HOMOGENEOUS MIXTURE OF A POLYVINYL POLYMER SELECTED FROM THE GROUP CONSISTING OF POLYVINYL CHLORIDE HOMOPOLYMERS AND VINYL CHLORIDE VINYL ACETATE COPOLYMERS, AND AN EFFECTIVE AMOUNT OF AN ANTIFOG COMPOSITION TO IMPART RESISTANCE TO MOISTURE FOGGING, SAID ANTI-FOG COMPOSITION COMPRISING THE TWO COMPONENTS: A. A PARTIAL ESTER OF A WATER SOLUBLE C2-6 POLYOL WITH A C6-18 ALIPHATIC MONOCARBOXYLIC ACID, AND B. AN ALKOXYLATED ALKYLPHENOL.
Claim 2
Dependent Claim
68 words
A FILM-FORMING COMPOSITION COMPRISING A HOMOGENEOUS MIXTURE OF A POLYVINYL POLYMER SELECTED FROM THE GROUP CONSISTING OF POLYVINYL CHLORIDE HOMOPOLYMERS AND VINYL CHLORIDE VINYL ACETATE COPOLYMERS, AND AN EFFECTIVE AMOUNT OF AN ANTIFOG COMPOSITION TO IMPART RESISTANCE TO MOISTURE FOGGING, SAID ANTI-FOG COMPOSITION COMPRISING THE TWO COMPONENTS: A. A PARTIAL ESTER OF A WATER SOLUBLE C2-6 POLYOL WITH A C6-18 ALIPHATIC MONOCARBOXYLIC ACID, AND B. AN ALKOXYLATED ALKYLPHENOL.
Claim 3
Dependent Claim
13 words
The film forming composition of claim 1 wherein the polymer is polyvinyl chloride.
Claim 4
Dependent Claim
19 words
The film forming composition of claim 1 wherein the polymer is a copolymer of vinyl chloride and vinyl acetate.
Claim 5
Dependent Claim
24 words
The film forming composition of claim 2 wherein the ratio of the two components of the anti-fog composition is 25% (A) and 75% (B).
Claim 6
Dependent Claim
24 words
The film forming composition of claim 2 wherein the ratio of the two components of the anti-fog composition is 50% (A) and 50% (B).
Claim 7
Dependent Claim
24 words
The film forming composition of claim 3 wherein the ratio of the two components of the anti-fog composition is 25% (A) and 75% (B).
Claim 8
Dependent Claim
24 words
The film forming composition of claim 3 wherein the ratio of the two components of the anti-fog composition is 50% (A) and 50% (B).
Claim 9
Dependent Claim
26 words
A transparent polyvinyl chloride film having incorporated therein as an anti-fog agent an effective amount of a composition comprising glycerol monococate and nonylphenoxypoly (ethylene oxy) ethanol.
Claim 10
Dependent Claim
26 words
A transparent polyvinyl chloride film having incorporated therein as an anti-fog agent an effective amount of a composition comprising glycerol monococate and nonylphenoxypoly (ethylene oxy) ethanol.
Claim 11
Dependent Claim
28 words
A transparent vinyl chloride-vinyl acetate copolymer film having incorporated therein as an anti-fog agent an effective amount of a composition comprising glycerol monococate and nonylphenoxypoly (ethylene oxy) ethanol.
Claim 12
Dependent Claim
28 words
A transparent vinyl chloride-vinyl acetate copolymer film having incorporated therein as an anti-fog agent an effective amount of a composition comprising glycerol monococate and nonylphenoxypoly (ethylene oxy) ethanol.
Claim 13
Dependent Claim
70 words
A package which contains a water emitting material and which is formed of a polyvinyl film selected from the group consisting of polyvinyl chloride and vinyl chloride -vinyl acetate copolymer, having dispersed therein an anti-fog composition in an amount imparting resistance to moisture fogging, said composition comprising: A. a partial ester of a water soluble C2 6 polyol with a C6 18 aliphatic mono-carboxylic acid, and B. an alkoxylated alkylphenol.
Claim 14
Dependent Claim
70 words
A package which contains a water emitting material and which is formed of a polyvinyl film selected from the group consisting of polyvinyl chloride and vinyl chloride -vinyl acetate copolymer, having dispersed therein an anti-fog composition in an amount imparting resistance to moisture fogging, said composition comprising: A. a partial ester of a water soluble C2 6 polyol with a C6 18 aliphatic mono-carboxylic acid, and B. an alkoxylated alkylphenol.
Claim 15
Dependent Claim
128 words
A film comprising in major proportions plasticized vinyl resin, said vinyl resin being selected from the group consisting of polyvinyl chloride and vinyl chloridevinyl acetate copolymers, and in minor proportions an antifogging agent, said agent being a combination of (A) an alkoxylated alkyl phenOl prepared by condensation of 1 mole of alkyl phenol with 1-9 moles of a C2-4 alkylene oxide and (B) a partial ester of a water soluble C2-6 polyol with a C6-18 aliphatic monocarboxylic acid, the amount of (A) and the amount of (B) each being from about 0.3 to 9 parts by weight, and the amount of (A) plus (B) being from about 3 to 10 parts by weight, said amounts being parts by weight for each 100 parts by weight of vinyl resin.
Claim 16
Dependent Claim
128 words
A film comprising in major proportions plasticized vinyl resin, said vinyl resin being selected from the group consisting of polyvinyl chloride and vinyl chloridevinyl acetate copolymers, and in minor proportions an antifogging agent, said agent being a combination of (A) an alkoxylated alkyl phenOl prepared by condensation of 1 mole of alkyl phenol with 1-9 moles of a C2-4 alkylene oxide and (B) a partial ester of a water soluble C2-6 polyol with a C6-18 aliphatic monocarboxylic acid, the amount of (A) and the amount of (B) each being from about 0.3 to 9 parts by weight, and the amount of (A) plus (B) being from about 3 to 10 parts by weight, said amounts being parts by weight for each 100 parts by weight of vinyl resin.
Claim 17
Dependent Claim
62 words
An anti-fogging composition comprising (A) an alkoxylated alkyl phenol prepared by condensation of 1 mole of alkyl phenol with 1-9 moles of a C2-4 alkylene oxide and (B) a partial ester of a water soluble C2-6 polyol with a C6-18 aliphatic monocarboxylic acid, the amount of (A) and the amount of (B) each being from about 0.3 to 9 parts by weight.
Claim 18
Dependent Claim
62 words
An anti-fogging composition comprising (A) an alkoxylated alkyl phenol prepared by condensation of 1 mole of alkyl phenol with 1-9 moles of a C2-4 alkylene oxide and (B) a partial ester of a water soluble C2-6 polyol with a C6-18 aliphatic monocarboxylic acid, the amount of (A) and the amount of (B) each being from about 0.3 to 9 parts by weight.
Claim 19
Dependent Claim
26 words
An anti-fogging composition which comprises (A) a partial ester of a water soluble C2--6 polyol with a C6--18 aliphatic monocarboxylic acid, and (B) an alkoxylated alkylphenol.
Claim 20
Dependent Claim
26 words
An anti-fogging composition which comprises (A) a partial ester of a water soluble C2--6 polyol with a C6--18 aliphatic monocarboxylic acid, and (B) an alkoxylated alkylphenol.
Claim 21
Dependent Claim
23 words
The anti-fogging composition of claim 13 wherein the ratio of the two components of the anti-fog composition is 25% (A) and 75% (B).
Claim 22
Dependent Claim
23 words
The anti-fogging composition of claim 13 wherein the ratio of the two components of the anti-fog compositions is 50% (A) and 50% (B).
References Cited (Backward Citations)
US2657186A
Cited
US2772172A
Cited
US3479308A
Cited
US3425976A
Cited
US3391129A
Cited
US3542713A
Cited
US3557248A
Cited
US3558537A
Cited
US3541040A
Cited
US3738956A
Cited
US3795749A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-12-29 | 1979-06-30 | 1979-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-12-29 | 1983-06-30 | 1983-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-12-29 | 1987-06-30 | 1987-12-30 | $7700.00 | Window Closed / Lapsed |