US4876019A
Expired / Lapsed
US
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Internal mold release compositions
Assignee: Dow Chemical Co
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Filing: 1984-01-12
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Granted: 1989-10-24
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Expires: 2004-01-12
Abstract
Abstract Internal mold release compositions for use in preparing molded polymeric products are disclosed which contain (a) a primary or secondary amine (b) a carboxylic acid or amido carboxylic acid salt of a group II metal or of aluminum, lithium, copper, iron, cobalt or nickel, and optionally (c) a carboxylic acid or amido carboxylic acid.
Inventors
- 👤 Louis W. Meyer
- 👤 James A. Vanderhider
- 👤 Robert Carswell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 12:28
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/49; C08K5/51; C08K5/52; B; B29; B29C; B29C33/00; B29C33/56; B29C33/60; C08K5/04; C08K5/09; C08K5/55
Claims Analysis
Total Claims: 43
Claim 1
Independent Claim
215 words
An internal and mold release composition which comprises (A) at least 1% by weight of said composition of at least one metal salt of an organic material containing at least one carboxylic acid group or mixture of such materials; wherein said metal is selected from Groups I-B, II-B, III-, IV-B, V-B, VI-B, VII-B or VIII-B of the Periodic Table of the Elements, Sn, Pb, Sb or Bi and wherein said organic material contains at least one terminal or pendant saturated or unsaturated aliphatic hydrocarbon chain containing at least about 7 carbon atoms; (B) a material resulting from aminating a material prepared by reacting an initiator compound having from 2 to about 4 reactive hydrogen atoms with propylene oxide, a combination thereof in any order or a mixture thereof, said product having an average molecular weight of from about 200 to about 6000; an aromatic diamine selected from the group consisting of 1- methyl-3,5-diethyl-2,4-diaminobenzene, 1-methyl-3,5-diethyl2,6-diaminobenzene, 3,5,3',5'-tetraisopropyl-4,4'diaminophenylmethane, and 2,4-bis(paraamino-benzyl)aniline; or mixtures thereof; and (C) at least one organic material containing at least one carboxylic acid group, phosphorus-containing acid group or boron-containing acid group or mixture of such materials; wherein said organic material contains a siloxane chain or contains at least one terminal or pendant saturated or unsaturated aliphatic hydrocarbon chain containing at least about 7 carbon atoms.
Claim 2
Dependent Claim
215 words
An internal and mold release composition which comprises (A) at least 1% by weight of said composition of at least one metal salt of an organic material containing at least one carboxylic acid group or mixture of such materials; wherein said metal is selected from Groups I-B, II-B, III-, IV-B, V-B, VI-B, VII-B or VIII-B of the Periodic Table of the Elements, Sn, Pb, Sb or Bi and wherein said organic material contains at least one terminal or pendant saturated or unsaturated aliphatic hydrocarbon chain containing at least about 7 carbon atoms; (B) a material resulting from aminating a material prepared by reacting an initiator compound having from 2 to about 4 reactive hydrogen atoms with propylene oxide, a combination thereof in any order or a mixture thereof, said product having an average molecular weight of from about 200 to about 6000; an aromatic diamine selected from the group consisting of 1- methyl-3,5-diethyl-2,4-diaminobenzene, 1-methyl-3,5-diethyl2,6-diaminobenzene, 3,5,3',5'-tetraisopropyl-4,4'diaminophenylmethane, and 2,4-bis(paraamino-benzyl)aniline; or mixtures thereof; and (C) at least one organic material containing at least one carboxylic acid group, phosphorus-containing acid group or boron-containing acid group or mixture of such materials; wherein said organic material contains a siloxane chain or contains at least one terminal or pendant saturated or unsaturated aliphatic hydrocarbon chain containing at least about 7 carbon atoms.
Claim 3
Dependent Claim
92 words
The composition of claim 1 wherein (i) component (A) is oleic acid, stearic acid, lauric acid, palmitic acid or a mixture thereof which has been at least partially reacted, complexed or associated with zinc and (ii) component (B) is an aminated polyoxypropylene adduct of propylene oxide and hydroxyl initiator compounds selected from glycerin, trimethylol propane and diols having from 2 to about 8 carbon atoms and where there are present an average of from 1 to about 35 oxyalkylene groups per molecule in said aminated adduct or a mixture of such adducts.
Claim 4
Dependent Claim
10 words
The composition of claim 1 wherein said metal is zinc.
Claim 5
Dependent Claim
16 words
The internal mold release composition of claim 2 wherein component (B) further comprises said aromatic diamine.
Claim 6
Dependent Claim
14 words
The internal mold release composition of claim 4 wherein the aromatic diamine is diethyltoluenediamine.
Claim 7
Dependent Claim
220 words
An internal mold release composition which comprises (A) at least 1% by weight of said composition of at least one metal salt of an organic material containing at least one carboxylic acid group or mixture of such materials; wherein said metal is selected from Groups I-B, II-B, III-A, IV-B, V-B, Vi-B, VII-B or VIII-B of the Periodic Table of the Elements, Sn, Pb, Sb or Bi and wherein said organic material contains at least one terminal or pendant saturated or unsaturated aliphatic hydrocarbon chain containing at least about 7 carbon atoms; (B) a material resulting from animating a material prepared by reacting an initiator compound having from 2 to about 4 reactive hydrogen atoms with propylene oxide, a combination thereof in any order or a mixture thereof, said product having an average molecular weight of from about 200 to about 6000; an aromatic diamine selected from the group consisting of 1- methyl-3,5-diethyl-2,4-diaminobenzene, 1-methyl-3,5-diethyl-2,6-diaminobenzene, 3,5,3'5'-tetraisopropyl-4,4'-diaminophenylmethane, and a 2,4-bis(paraamino-benzyl)aniline; or mixtures thereof; and said composition being devoid of (C) at least one organic material containing at least one carboxylic acid group, phosphorus-containing acid group or boron-containing acid group or mixture of such materials; wherein said organic material contains a siloxane chain or contains at least one terminal or pendant saturated or unsaturated aliphatic hydrocarbon chain containing at least about 7 carbon atoms.
Claim 8
Dependent Claim
220 words
An internal mold release composition which comprises (A) at least 1% by weight of said composition of at least one metal salt of an organic material containing at least one carboxylic acid group or mixture of such materials; wherein said metal is selected from Groups I-B, II-B, III-A, IV-B, V-B, Vi-B, VII-B or VIII-B of the Periodic Table of the Elements, Sn, Pb, Sb or Bi and wherein said organic material contains at least one terminal or pendant saturated or unsaturated aliphatic hydrocarbon chain containing at least about 7 carbon atoms; (B) a material resulting from animating a material prepared by reacting an initiator compound having from 2 to about 4 reactive hydrogen atoms with propylene oxide, a combination thereof in any order or a mixture thereof, said product having an average molecular weight of from about 200 to about 6000; an aromatic diamine selected from the group consisting of 1- methyl-3,5-diethyl-2,4-diaminobenzene, 1-methyl-3,5-diethyl-2,6-diaminobenzene, 3,5,3'5'-tetraisopropyl-4,4'-diaminophenylmethane, and a 2,4-bis(paraamino-benzyl)aniline; or mixtures thereof; and said composition being devoid of (C) at least one organic material containing at least one carboxylic acid group, phosphorus-containing acid group or boron-containing acid group or mixture of such materials; wherein said organic material contains a siloxane chain or contains at least one terminal or pendant saturated or unsaturated aliphatic hydrocarbon chain containing at least about 7 carbon atoms.
Claim 9
Dependent Claim
92 words
The composition of claim 6 wherein (i) component (A) is oleic acid stearic acid, lauric acid, palmitic acid or a mixture thereof which has been at least partially reacted, complexed or associated with zinc and (ii) component (B) is an aminated polyoxypropylene adduct of propylene oxide and hydroxyl initiator compounds selected from glycerine, trimethylol propane and diols having from 2 to about 8 carbon atoms and where there are present n average of from 1 to about 35 oxyalkylene groups per molecule in said aminated adduct or a mixture of such adducts.
Claim 10
Dependent Claim
10 words
The composition of claim 6 wherein said metal is zinc.
Claim 11
Dependent Claim
16 words
The internal mold release composition off claim 7 wherein component (B) further comprises said aromatic diamine.
Claim 12
Dependent Claim
14 words
The internal mold release composition of claim 9 wherein the aromatic diamine is diethyltoluenediamine.
Claim 13
Dependent Claim
129 words
An internal mold release composition which comprises (A) at least 1% by weight of said composition of a zinc carboxylate having the formula Zn(OOCR).sub.2 wherein the R group is chosen such that the (OOCR) group is a member selected from the group consisting of oleate, laurate, palmitate, stearate and mixtures thereof; (B) a material containing at least one aliphatic primary amine group and/or at least one secondary aliphatic amine group per molecule or a mixture of such materials; and (C) an organic material containing at least one carboxylic acid group, phosphorus-containing acid group or boron-containing acid group or mixture of such materials; said organic material containing a siloxane chain or at least one terminal or pendant saturated or unsaturated aliphatic hydrocarbon chain containing at least about 7 carbon atoms.
Claim 14
Dependent Claim
129 words
An internal mold release composition which comprises (A) at least 1% by weight of said composition of a zinc carboxylate having the formula Zn(OOCR).sub.2 wherein the R group is chosen such that the (OOCR) group is a member selected from the group consisting of oleate, laurate, palmitate, stearate and mixtures thereof; (B) a material containing at least one aliphatic primary amine group and/or at least one secondary aliphatic amine group per molecule or a mixture of such materials; and (C) an organic material containing at least one carboxylic acid group, phosphorus-containing acid group or boron-containing acid group or mixture of such materials; said organic material containing a siloxane chain or at least one terminal or pendant saturated or unsaturated aliphatic hydrocarbon chain containing at least about 7 carbon atoms.
Claim 15
Dependent Claim
63 words
The composition of claim 11 wherein (ii) component (B) is an aminated polyoxypropylene adduct of propylene oxide and hydroxyl initiator compounds selected from glycerine, trimethylol propane and diols having from 2 to about 8 carbon atoms and where there are present an average of from 1 to about 35 oxyalkylene groups per molecule in said aminated adduct or a mixture of such adducts.
Claim 16
Dependent Claim
16 words
The internal mold release composition of claim 12 wherein component (B) further comprises an aromatic diamine.
Claim 17
Dependent Claim
14 words
The internal mold release composition of claim 13 wherein the aromatic diamine is diethyltoluenediamine.
Claim 18
Dependent Claim
69 words
An internal mold release agent composition comprising (a) a zinc carboxylate having the formula Zn(OOCR).sub.2 wherein the R group is chosen such that the (OOCR) group is a member selected from the group consisting of oleate, laurate, palmitate, stearate and mixtures thereof, and (b) an acyclic material containing at leas one primary amine group and/or at least one secondary amine group per molecule or a mixture of such materials.
Claim 19
Dependent Claim
69 words
An internal mold release agent composition comprising (a) a zinc carboxylate having the formula Zn(OOCR).sub.2 wherein the R group is chosen such that the (OOCR) group is a member selected from the group consisting of oleate, laurate, palmitate, stearate and mixtures thereof, and (b) an acyclic material containing at leas one primary amine group and/or at least one secondary amine group per molecule or a mixture of such materials.
Claim 20
Dependent Claim
133 words
An internal mold release composition which comprises (A) at least 1% by weight of said composition of a zinc carboxylate having the formula Zn(OOCR).sub.2 wherein the R group is chosen such that the (OOCR) group is a member selected from the group consisting of oleate, laurate, palmitate, stearate and mixtures thereof; (B) a material containing at least one aliphatic primary amine group and/or at least one secondary aliphatic amine group per molecule or a mixture of such materials; said composition being devoid of (C) an organic material containing at least one carboxylic acid group, phosphorus-containing acid group or boron-containing acid group or mixture of such materials; said organic material containing a siloxane chain or at least one terminal or pendant saturated or unsaturated aliphatic hydrocarbon chain containing at least about 7 carbon atoms.
Claim 21
Dependent Claim
133 words
An internal mold release composition which comprises (A) at least 1% by weight of said composition of a zinc carboxylate having the formula Zn(OOCR).sub.2 wherein the R group is chosen such that the (OOCR) group is a member selected from the group consisting of oleate, laurate, palmitate, stearate and mixtures thereof; (B) a material containing at least one aliphatic primary amine group and/or at least one secondary aliphatic amine group per molecule or a mixture of such materials; said composition being devoid of (C) an organic material containing at least one carboxylic acid group, phosphorus-containing acid group or boron-containing acid group or mixture of such materials; said organic material containing a siloxane chain or at least one terminal or pendant saturated or unsaturated aliphatic hydrocarbon chain containing at least about 7 carbon atoms.
Claim 22
Dependent Claim
63 words
The composition of claim 16 wherein (ii) component (B) is an animated polyoxypropylene adduct of propylene oxide and hydroxyl initiator compounds selected from glycerine, trimethylol propane and diols having from 2 to about 8 carbon atoms and where there are present an average of from 1 to about 35 oxyalkylene groups per molecule in said aminated adduct or a mixture of such adducts.
Claim 23
Dependent Claim
16 words
The internal mold release composition of claim 17, wherein component (B) further comprises an aromatic diamine.
Claim 24
Dependent Claim
14 words
The internal mold release composition of claim 18 wherein the aromatic diamine is diethyltoluenediamine.
Claim 25
Dependent Claim
135 words
A composition suitable for use as an internal mold release which composition comprises (A) a metal salt of a monocarboxylic acid wherein said acid has from 2 to about 29 carbon atoms per molecule and said metal is zinc, copper or nickel; (B) a material having an average of more than one primary amine group and an average of more than one oxylakylene group per molecule; and (C) an amido-containing monocarboxylic acid having from about 10 to about 29 carbon atoms per molecule; and wherein the components are employed in quantities such that (i) the ratio of the number of -C(O)-O-equivalents of component (C) to the number of amine nitrogen equivalents in component (B) is from about 0.04:1 to about 2:1; and (ii) the weight ratio of (C):(A) is from about 0.3:1 to about 3:1.
Claim 26
Dependent Claim
135 words
A composition suitable for use as an internal mold release which composition comprises (A) a metal salt of a monocarboxylic acid wherein said acid has from 2 to about 29 carbon atoms per molecule and said metal is zinc, copper or nickel; (B) a material having an average of more than one primary amine group and an average of more than one oxylakylene group per molecule; and (C) an amido-containing monocarboxylic acid having from about 10 to about 29 carbon atoms per molecule; and wherein the components are employed in quantities such that (i) the ratio of the number of -C(O)-O-equivalents of component (C) to the number of amine nitrogen equivalents in component (B) is from about 0.04:1 to about 2:1; and (ii) the weight ratio of (C):(A) is from about 0.3:1 to about 3:1.
Claim 27
Dependent Claim
124 words
A composition of claim 20 wherein (i) component (A) is zinc stearate, zinc oleate, zinc palmitate, zinc laurate, copper stearate, copper oleate, copper palmitate, copper laurate, nickel stearate, nickel oleate, nickel palmitate, nickel laurate or a mixture thereof; (ii) component (B) is aminated polyoxypropylene adducts of propylene oxide and hydroxyl initiator compounds selected from the group consisting of glycerine, trimethylol propane, and diols having from 2 to about 8 carbon atoms and where there are present an average of from about 1 to about 35 oxypropylene groups per molecule in said aminated adduct or a mixture thereof; and (iii) component (C) is oleoyl sarcosine, oleoyl glycine, stearoyl sarcosine, lauroyl sarcosine, octoyl sarcosine, caproyl sarcosine, cocoyl sarcosine, iso-oleoyl sarcosine, talloil sarcosine or a mixture thereof.
Claim 28
Dependent Claim
135 words
A composition suitable for use as an internal mold release which composition comprises (A) a metal salt of a monocarboxylic acid wherein said acid has from 2 to about 29 carbon atoms per molecule and said metal is zinc, copper or nickel; (B) a material having an average of more than one primary amine group and an average of more than one oxyalkylene group per molecule; and (C) a monocarboxylic acid having from about 2 to about 29 carbon atoms per molecule; and wherein the components are employed in quantities such that (i) the ratio of the number of -C(O )-O-equivalents of component (C) to the number of amine nitrogen equivalents in component (B) is from about 0.04:1 to about 2:1; and (ii) the weight ratio of (C):(A) is from about 0.3:1 to about 3:1.
Claim 29
Dependent Claim
135 words
A composition suitable for use as an internal mold release which composition comprises (A) a metal salt of a monocarboxylic acid wherein said acid has from 2 to about 29 carbon atoms per molecule and said metal is zinc, copper or nickel; (B) a material having an average of more than one primary amine group and an average of more than one oxyalkylene group per molecule; and (C) a monocarboxylic acid having from about 2 to about 29 carbon atoms per molecule; and wherein the components are employed in quantities such that (i) the ratio of the number of -C(O )-O-equivalents of component (C) to the number of amine nitrogen equivalents in component (B) is from about 0.04:1 to about 2:1; and (ii) the weight ratio of (C):(A) is from about 0.3:1 to about 3:1.
Claim 30
Dependent Claim
115 words
A composition of claim 22 wherein (i) component (A) is zinc stearate, zinc oleate, zinc palmitate, zinc laurate, copper stearate, copper oleate, copper palmitate, copper laurate, nickel stearate, nickel oleate, nickel palmitate, nickel laurate or a mixture thereof; (ii) component (B) is aminated polyoxypropylene adduct of propylene oxide and a hydroxyl initiator compound selected from the group consisting of glycerine, trimethylol propane and diols having from 2 to about 8 carbon atoms and where there are present an average of from 1 to about 35 oxypropylene groups per molecule in said aminated adduct or a mixture of such adducts; and (iii) component (C) is oleic acid, stearic acid, lauric acid, palmitic acid or mixture thereof
Claim 31
Dependent Claim
125 words
A composition suitable for use as-an internal mold release which composition comprises (A) zinc stearate, zinc oleate, zinc palmitate, zinc laurate, copper stearate, copper oleate, copper palmitate, copper laurate, nickel stearate, nickel oleate, nickel palmitate, nickel laurate or a mixture thereof; (B) ethylene diamine, hexamethylenediamine, diethylenetriamine, monoethanolamine, xylenediamine, 1,4-bis(aminomethyl)cyclohexane, piperazine, 4,4'-diaminodiphenylmethane, diethyltoluenediamine or mixture thereof; and (c) an amido-containing monocarboxylic acid having from about 10 to about 29 carbon atoms per molecule; and wherein the components are employed in quantities such that (i) the ratio of the number of -C(O )-O-equivalents of component (C) to the number of amine nitrogen equivalents in component (B) is from about 0.4:1 to about 2:1; and (ii) the weight ratio of (C):(A) is from about 0.3:1 to about 3:1.
Claim 32
Dependent Claim
125 words
A composition suitable for use as-an internal mold release which composition comprises (A) zinc stearate, zinc oleate, zinc palmitate, zinc laurate, copper stearate, copper oleate, copper palmitate, copper laurate, nickel stearate, nickel oleate, nickel palmitate, nickel laurate or a mixture thereof; (B) ethylene diamine, hexamethylenediamine, diethylenetriamine, monoethanolamine, xylenediamine, 1,4-bis(aminomethyl)cyclohexane, piperazine, 4,4'-diaminodiphenylmethane, diethyltoluenediamine or mixture thereof; and (c) an amido-containing monocarboxylic acid having from about 10 to about 29 carbon atoms per molecule; and wherein the components are employed in quantities such that (i) the ratio of the number of -C(O )-O-equivalents of component (C) to the number of amine nitrogen equivalents in component (B) is from about 0.4:1 to about 2:1; and (ii) the weight ratio of (C):(A) is from about 0.3:1 to about 3:1.
Claim 33
Dependent Claim
121 words
A composition suitable for use as an internal mold release which composition comprises (A) zinc stearate, zinc oleate, zinc palmitate, zinc laurate, copper stearate, copper oleate, copper palmitate, copper laurate, nickel stearate, nickel oleate, nickel palmitate, nickel laurate or a mixture thereof; (B) ethylene diamine, hexamethylene-diamine, diethylenetriamine, monoethanolamine, xylenediamine, 1,4-bis(aminomethyl)cyclohexane, piperazine, 4,4'-diaminodiphenylmethane, diethyltoluenediamine or mixture thereof; and (C) oleic acid, stearic acid, lauric acid, palmitic acid or mixture thereof; and wherein the components are employed in quantities such that (i) the ratio of the number of -C(O)-O-equivalents of component (C) to the number of amine nitrogen equivalents in component (B) is from about 0.04:1 to about 2:1; and (ii) the weight ratio of (C):(A) is from about 0.3:1 to about 3:1.
Claim 34
Dependent Claim
121 words
A composition suitable for use as an internal mold release which composition comprises (A) zinc stearate, zinc oleate, zinc palmitate, zinc laurate, copper stearate, copper oleate, copper palmitate, copper laurate, nickel stearate, nickel oleate, nickel palmitate, nickel laurate or a mixture thereof; (B) ethylene diamine, hexamethylene-diamine, diethylenetriamine, monoethanolamine, xylenediamine, 1,4-bis(aminomethyl)cyclohexane, piperazine, 4,4'-diaminodiphenylmethane, diethyltoluenediamine or mixture thereof; and (C) oleic acid, stearic acid, lauric acid, palmitic acid or mixture thereof; and wherein the components are employed in quantities such that (i) the ratio of the number of -C(O)-O-equivalents of component (C) to the number of amine nitrogen equivalents in component (B) is from about 0.04:1 to about 2:1; and (ii) the weight ratio of (C):(A) is from about 0.3:1 to about 3:1.
Claim 35
Dependent Claim
239 words
An internal mold release composition which comprises (A) zinc stearoyl sarcosinate, zinc oleoyl sarcosinate, zinc palmitoyl sarcosinate, zinc lauroyl sarcosinate, zinc myristoyl sarcosinate, copper stearoyl sarcosinate, copper oleoyl sercosinate, copper palmitoyl sarcosinate, copper lauroyl sarcosinate, copper myritoyl sarcosinate, nickel stearoyl sarcosinate, nickel oleoyl sarcosinate, nickel palmitoyl sarcosinate, nickel lauroyl sarcosinate, nickel myristoyl sarcosinate, zinc stearate, zinc oleate, zinc palmitate, zinc laurate, zinc myristate, copper stearate, copper oleate, copper palmitate, copper laurate, copper myristate, nickel stearate, nickel oleate, nickel palmitate, nickel laurate, nickel myristate or mixture thereof; (B) a product resulting from aminating a material prepared by reacting an initiator compound having from 2 to about 4 reactive hydrogen atoms with propylene oxide, a combination thereof in any order or a mixture thereof, said product having an average molecular weight of form about 200 to about 6000; 1-methyl-3,5-diethyl-2,4-diaminobenzene; 1-methyl-3,5-diethyl-2,6-diaminobenzene; 3,5,3',5'-tetraisopropyl-4,4'diaminophenylmethane; 2,4-bis(paraaminobenzyl) aniline; or mixture thereof; said composition being devoid of an organic material containing at least one carboxylic acid group, phosphorus-containing acid group or boron-containing acid group or mixture of each materials; wherein said organic material containing a siloxane chain or at least one terminal or pendant saturated or unsaturated aliphatic hydrocarbon chain containing at least about 7 carbon atoms, wherein Components (A) and (B) are employed in quantities such that the ratio of the number of equivalent of -C(O)-O-groups in component (A) to the number of amine nitrogen equivalents of component (B) is from about 0.08:1 to about 1.5:1.
Claim 36
Dependent Claim
239 words
An internal mold release composition which comprises (A) zinc stearoyl sarcosinate, zinc oleoyl sarcosinate, zinc palmitoyl sarcosinate, zinc lauroyl sarcosinate, zinc myristoyl sarcosinate, copper stearoyl sarcosinate, copper oleoyl sercosinate, copper palmitoyl sarcosinate, copper lauroyl sarcosinate, copper myritoyl sarcosinate, nickel stearoyl sarcosinate, nickel oleoyl sarcosinate, nickel palmitoyl sarcosinate, nickel lauroyl sarcosinate, nickel myristoyl sarcosinate, zinc stearate, zinc oleate, zinc palmitate, zinc laurate, zinc myristate, copper stearate, copper oleate, copper palmitate, copper laurate, copper myristate, nickel stearate, nickel oleate, nickel palmitate, nickel laurate, nickel myristate or mixture thereof; (B) a product resulting from aminating a material prepared by reacting an initiator compound having from 2 to about 4 reactive hydrogen atoms with propylene oxide, a combination thereof in any order or a mixture thereof, said product having an average molecular weight of form about 200 to about 6000; 1-methyl-3,5-diethyl-2,4-diaminobenzene; 1-methyl-3,5-diethyl-2,6-diaminobenzene; 3,5,3',5'-tetraisopropyl-4,4'diaminophenylmethane; 2,4-bis(paraaminobenzyl) aniline; or mixture thereof; said composition being devoid of an organic material containing at least one carboxylic acid group, phosphorus-containing acid group or boron-containing acid group or mixture of each materials; wherein said organic material containing a siloxane chain or at least one terminal or pendant saturated or unsaturated aliphatic hydrocarbon chain containing at least about 7 carbon atoms, wherein Components (A) and (B) are employed in quantities such that the ratio of the number of equivalent of -C(O)-O-groups in component (A) to the number of amine nitrogen equivalents of component (B) is from about 0.08:1 to about 1.5:1.
Claim 37
Dependent Claim
54 words
The internal mold release composition of claim 26 wherein component (a) is zinc stearate and component (b) comprises a mixture of diethyltoluene diamine and a product resulting for aminating a material prepared by reacting a material prepared by reacting an initiator compound having from 2 to about 4 reactive hydrogen atoms with propylene oxide.
Claim 38
Dependent Claim
20 words
The internal mold release composition of claim 26 wherein component (a) constitutes at least 1% by weight of said composition.
Claim 39
Dependent Claim
18 words
The internal mold release composition of claim 28 wherein component (b) comprises an aliphatic amine or mixture thereof.
Claim 40
Dependent Claim
16 words
The internal mold release composition of claim 29 wherein component (b) further comprises an aromatic diamine.
Claim 41
Dependent Claim
30 words
The internal mold release composition of claim 30 wherein the aliphatic amine comprises an amine-terminated polyether and the aromatic diamine is alkyl-substituted at all positions ortho to each amine group.
Claim 42
Dependent Claim
238 words
An internal mold release composition which comprises (A) zinc stearoyl sarcosinate, zinc oleoyl sarcosinate, zinc palmitoyl sarcosinate, zinc lauroyl sarcosinate, zinc myristoyl sarcosinate, copper stearoyl sarcosinate, copper oleoyl sarcosinate, copper palmitoyl sarcosinate, copper lauroyl sarcosinate, copper myristoyl sarcosinate, nickel stearoyl sarcosinate, nickel oleoyl sarcosinate, nickel palmitoyl sarcosinate, nickel lauroyl sarcosinate, nickel myristoyl sarcosinate, zinc stearate, zinc oleate, zinc palmitate, zinc laurate, zinc myristate, copper stearate, copper oleate, copper palmitate, copper laurate, copper, myristate, nickel stearate, nickel oleate, nickel palmitate, nickel laurate, nickel myristate or mixture thereof; (B) a product resulting from aminating a material prepared by reacting an initiator compound having from 2 to about 4 reactive hydrogen atoms with propylene oxide, a combination thereof in any order or a mixture thereof, said product having an average molecular weight of from about 200 to about 6000; 1-methyl-3,5-diethyl-2,4-diaminobenzene; 1-methyl-3,5-diethyl-2,6-diaminobenzene; 3,5,3',5,-tetraisopropyl-4,4'-diaminophenylmethane; 2,4-bis(paraaminobenzyl) aniline; or mixture thereof; and (C) stearic acid, lauric acid, palmitic acid, myristic acid, oleoyl sarcosine, oleoyl glycine, stearoyl sarcosine, lauroyl sarcosine, octoyl sarcosine, capropyl sarcosine, cocoyl sarcosine, iso-oleoyl sarcosine, talloil sarcosine, myristoyl sarcosine or mixtures thereof; wherein (i) components (A) and (B) are employed in quantities such that the ratio of the number of --C(O)--O-groups in components (A) to the number of amine nitrogen equivalents in component (B) is from about 0.08:1 to about 1.5:1; and (ii) component (C) is employed in quantities which provide a weight ratio of (A):(C) of from about 0.9:1 to about 1.1:1.
Claim 43
Dependent Claim
238 words
An internal mold release composition which comprises (A) zinc stearoyl sarcosinate, zinc oleoyl sarcosinate, zinc palmitoyl sarcosinate, zinc lauroyl sarcosinate, zinc myristoyl sarcosinate, copper stearoyl sarcosinate, copper oleoyl sarcosinate, copper palmitoyl sarcosinate, copper lauroyl sarcosinate, copper myristoyl sarcosinate, nickel stearoyl sarcosinate, nickel oleoyl sarcosinate, nickel palmitoyl sarcosinate, nickel lauroyl sarcosinate, nickel myristoyl sarcosinate, zinc stearate, zinc oleate, zinc palmitate, zinc laurate, zinc myristate, copper stearate, copper oleate, copper palmitate, copper laurate, copper, myristate, nickel stearate, nickel oleate, nickel palmitate, nickel laurate, nickel myristate or mixture thereof; (B) a product resulting from aminating a material prepared by reacting an initiator compound having from 2 to about 4 reactive hydrogen atoms with propylene oxide, a combination thereof in any order or a mixture thereof, said product having an average molecular weight of from about 200 to about 6000; 1-methyl-3,5-diethyl-2,4-diaminobenzene; 1-methyl-3,5-diethyl-2,6-diaminobenzene; 3,5,3',5,-tetraisopropyl-4,4'-diaminophenylmethane; 2,4-bis(paraaminobenzyl) aniline; or mixture thereof; and (C) stearic acid, lauric acid, palmitic acid, myristic acid, oleoyl sarcosine, oleoyl glycine, stearoyl sarcosine, lauroyl sarcosine, octoyl sarcosine, capropyl sarcosine, cocoyl sarcosine, iso-oleoyl sarcosine, talloil sarcosine, myristoyl sarcosine or mixtures thereof; wherein (i) components (A) and (B) are employed in quantities such that the ratio of the number of --C(O)--O-groups in components (A) to the number of amine nitrogen equivalents in component (B) is from about 0.08:1 to about 1.5:1; and (ii) component (C) is employed in quantities which provide a weight ratio of (A):(C) of from about 0.9:1 to about 1.1:1.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1992-10-23 | 1993-04-24 | 1993-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1996-10-23 | 1997-04-24 | 1997-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2000-10-23 | 2001-04-24 | 2001-10-24 | $7700.00 | Window Closed / Lapsed |